diff options
Diffstat (limited to 'program/lib')
| -rw-r--r-- | program/lib/DB.php | 1489 | ||||
| -rw-r--r-- | program/lib/DB/common.php | 2257 | ||||
| -rw-r--r-- | program/lib/DB/dbase.php | 510 | ||||
| -rw-r--r-- | program/lib/DB/fbsql.php | 769 | ||||
| -rw-r--r-- | program/lib/DB/ibase.php | 1082 | ||||
| -rw-r--r-- | program/lib/DB/ifx.php | 683 | ||||
| -rw-r--r-- | program/lib/DB/msql.php | 831 | ||||
| -rw-r--r-- | program/lib/DB/mssql.php | 963 | ||||
| -rw-r--r-- | program/lib/DB/mysql.php | 1045 | ||||
| -rw-r--r-- | program/lib/DB/mysqli.php | 1092 | ||||
| -rw-r--r-- | program/lib/DB/oci8.php | 1156 | ||||
| -rw-r--r-- | program/lib/DB/odbc.php | 883 | ||||
| -rw-r--r-- | program/lib/DB/pgsql.php | 1116 | ||||
| -rw-r--r-- | program/lib/DB/sqlite.php | 959 | ||||
| -rw-r--r-- | program/lib/DB/storage.php | 506 | ||||
| -rw-r--r-- | program/lib/DB/sybase.php | 942 |
16 files changed, 0 insertions, 16283 deletions
diff --git a/program/lib/DB.php b/program/lib/DB.php deleted file mode 100644 index f76913367..000000000 --- a/program/lib/DB.php +++ /dev/null @@ -1,1489 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * Database independent query interface - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Stig Bakken <ssb@php.net> - * @author Tomas V.V.Cox <cox@idecnet.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the PEAR class so it can be extended from - */ -require_once 'PEAR.php'; - - -// {{{ constants -// {{{ error codes - -/**#@+ - * One of PEAR DB's portable error codes. - * @see DB_common::errorCode(), DB::errorMessage() - * - * {@internal If you add an error code here, make sure you also add a textual - * version of it in DB::errorMessage().}} - */ - -/** - * The code returned by many methods upon success - */ -define('DB_OK', 1); - -/** - * Unkown error - */ -define('DB_ERROR', -1); - -/** - * Syntax error - */ -define('DB_ERROR_SYNTAX', -2); - -/** - * Tried to insert a duplicate value into a primary or unique index - */ -define('DB_ERROR_CONSTRAINT', -3); - -/** - * An identifier in the query refers to a non-existant object - */ -define('DB_ERROR_NOT_FOUND', -4); - -/** - * Tried to create a duplicate object - */ -define('DB_ERROR_ALREADY_EXISTS', -5); - -/** - * The current driver does not support the action you attempted - */ -define('DB_ERROR_UNSUPPORTED', -6); - -/** - * The number of parameters does not match the number of placeholders - */ -define('DB_ERROR_MISMATCH', -7); - -/** - * A literal submitted did not match the data type expected - */ -define('DB_ERROR_INVALID', -8); - -/** - * The current DBMS does not support the action you attempted - */ -define('DB_ERROR_NOT_CAPABLE', -9); - -/** - * A literal submitted was too long so the end of it was removed - */ -define('DB_ERROR_TRUNCATED', -10); - -/** - * A literal number submitted did not match the data type expected - */ -define('DB_ERROR_INVALID_NUMBER', -11); - -/** - * A literal date submitted did not match the data type expected - */ -define('DB_ERROR_INVALID_DATE', -12); - -/** - * Attempt to divide something by zero - */ -define('DB_ERROR_DIVZERO', -13); - -/** - * A database needs to be selected - */ -define('DB_ERROR_NODBSELECTED', -14); - -/** - * Could not create the object requested - */ -define('DB_ERROR_CANNOT_CREATE', -15); - -/** - * Could not drop the database requested because it does not exist - */ -define('DB_ERROR_CANNOT_DROP', -17); - -/** - * An identifier in the query refers to a non-existant table - */ -define('DB_ERROR_NOSUCHTABLE', -18); - -/** - * An identifier in the query refers to a non-existant column - */ -define('DB_ERROR_NOSUCHFIELD', -19); - -/** - * The data submitted to the method was inappropriate - */ -define('DB_ERROR_NEED_MORE_DATA', -20); - -/** - * The attempt to lock the table failed - */ -define('DB_ERROR_NOT_LOCKED', -21); - -/** - * The number of columns doesn't match the number of values - */ -define('DB_ERROR_VALUE_COUNT_ON_ROW', -22); - -/** - * The DSN submitted has problems - */ -define('DB_ERROR_INVALID_DSN', -23); - -/** - * Could not connect to the database - */ -define('DB_ERROR_CONNECT_FAILED', -24); - -/** - * The PHP extension needed for this DBMS could not be found - */ -define('DB_ERROR_EXTENSION_NOT_FOUND',-25); - -/** - * The present user has inadequate permissions to perform the task requestd - */ -define('DB_ERROR_ACCESS_VIOLATION', -26); - -/** - * The database requested does not exist - */ -define('DB_ERROR_NOSUCHDB', -27); - -/** - * Tried to insert a null value into a column that doesn't allow nulls - */ -define('DB_ERROR_CONSTRAINT_NOT_NULL',-29); -/**#@-*/ - - -// }}} -// {{{ prepared statement-related - - -/**#@+ - * Identifiers for the placeholders used in prepared statements. - * @see DB_common::prepare() - */ - -/** - * Indicates a scalar (<kbd>?</kbd>) placeholder was used - * - * Quote and escape the value as necessary. - */ -define('DB_PARAM_SCALAR', 1); - -/** - * Indicates an opaque (<kbd>&</kbd>) placeholder was used - * - * The value presented is a file name. Extract the contents of that file - * and place them in this column. - */ -define('DB_PARAM_OPAQUE', 2); - -/** - * Indicates a misc (<kbd>!</kbd>) placeholder was used - * - * The value should not be quoted or escaped. - */ -define('DB_PARAM_MISC', 3); -/**#@-*/ - - -// }}} -// {{{ binary data-related - - -/**#@+ - * The different ways of returning binary data from queries. - */ - -/** - * Sends the fetched data straight through to output - */ -define('DB_BINMODE_PASSTHRU', 1); - -/** - * Lets you return data as usual - */ -define('DB_BINMODE_RETURN', 2); - -/** - * Converts the data to hex format before returning it - * - * For example the string "123" would become "313233". - */ -define('DB_BINMODE_CONVERT', 3); -/**#@-*/ - - -// }}} -// {{{ fetch modes - - -/**#@+ - * Fetch Modes. - * @see DB_common::setFetchMode() - */ - -/** - * Indicates the current default fetch mode should be used - * @see DB_common::$fetchmode - */ -define('DB_FETCHMODE_DEFAULT', 0); - -/** - * Column data indexed by numbers, ordered from 0 and up - */ -define('DB_FETCHMODE_ORDERED', 1); - -/** - * Column data indexed by column names - */ -define('DB_FETCHMODE_ASSOC', 2); - -/** - * Column data as object properties - */ -define('DB_FETCHMODE_OBJECT', 3); - -/** - * For multi-dimensional results, make the column name the first level - * of the array and put the row number in the second level of the array - * - * This is flipped from the normal behavior, which puts the row numbers - * in the first level of the array and the column names in the second level. - */ -define('DB_FETCHMODE_FLIPPED', 4); -/**#@-*/ - -/**#@+ - * Old fetch modes. Left here for compatibility. - */ -define('DB_GETMODE_ORDERED', DB_FETCHMODE_ORDERED); -define('DB_GETMODE_ASSOC', DB_FETCHMODE_ASSOC); -define('DB_GETMODE_FLIPPED', DB_FETCHMODE_FLIPPED); -/**#@-*/ - - -// }}} -// {{{ tableInfo() && autoPrepare()-related - - -/**#@+ - * The type of information to return from the tableInfo() method. - * - * Bitwised constants, so they can be combined using <kbd>|</kbd> - * and removed using <kbd>^</kbd>. - * - * @see DB_common::tableInfo() - * - * {@internal Since the TABLEINFO constants are bitwised, if more of them are - * added in the future, make sure to adjust DB_TABLEINFO_FULL accordingly.}} - */ -define('DB_TABLEINFO_ORDER', 1); -define('DB_TABLEINFO_ORDERTABLE', 2); -define('DB_TABLEINFO_FULL', 3); -/**#@-*/ - - -/**#@+ - * The type of query to create with the automatic query building methods. - * @see DB_common::autoPrepare(), DB_common::autoExecute() - */ -define('DB_AUTOQUERY_INSERT', 1); -define('DB_AUTOQUERY_UPDATE', 2); -/**#@-*/ - - -// }}} -// {{{ portability modes - - -/**#@+ - * Portability Modes. - * - * Bitwised constants, so they can be combined using <kbd>|</kbd> - * and removed using <kbd>^</kbd>. - * - * @see DB_common::setOption() - * - * {@internal Since the PORTABILITY constants are bitwised, if more of them are - * added in the future, make sure to adjust DB_PORTABILITY_ALL accordingly.}} - */ - -/** - * Turn off all portability features - */ -define('DB_PORTABILITY_NONE', 0); - -/** - * Convert names of tables and fields to lower case - * when using the get*(), fetch*() and tableInfo() methods - */ -define('DB_PORTABILITY_LOWERCASE', 1); - -/** - * Right trim the data output by get*() and fetch*() - */ -define('DB_PORTABILITY_RTRIM', 2); - -/** - * Force reporting the number of rows deleted - */ -define('DB_PORTABILITY_DELETE_COUNT', 4); - -/** - * Enable hack that makes numRows() work in Oracle - */ -define('DB_PORTABILITY_NUMROWS', 8); - -/** - * Makes certain error messages in certain drivers compatible - * with those from other DBMS's - * - * + mysql, mysqli: change unique/primary key constraints - * DB_ERROR_ALREADY_EXISTS -> DB_ERROR_CONSTRAINT - * - * + odbc(access): MS's ODBC driver reports 'no such field' as code - * 07001, which means 'too few parameters.' When this option is on - * that code gets mapped to DB_ERROR_NOSUCHFIELD. - */ -define('DB_PORTABILITY_ERRORS', 16); - -/** - * Convert null values to empty strings in data output by - * get*() and fetch*() - */ -define('DB_PORTABILITY_NULL_TO_EMPTY', 32); - -/** - * Turn on all portability features - */ -define('DB_PORTABILITY_ALL', 63); -/**#@-*/ - -// }}} - - -// }}} -// {{{ class DB - -/** - * Database independent query interface - * - * The main "DB" class is simply a container class with some static - * methods for creating DB objects as well as some utility functions - * common to all parts of DB. - * - * The object model of DB is as follows (indentation means inheritance): - * <pre> - * DB The main DB class. This is simply a utility class - * with some "static" methods for creating DB objects as - * well as common utility functions for other DB classes. - * - * DB_common The base for each DB implementation. Provides default - * | implementations (in OO lingo virtual methods) for - * | the actual DB implementations as well as a bunch of - * | query utility functions. - * | - * +-DB_mysql The DB implementation for MySQL. Inherits DB_common. - * When calling DB::factory or DB::connect for MySQL - * connections, the object returned is an instance of this - * class. - * </pre> - * - * @category Database - * @package DB - * @author Stig Bakken <ssb@php.net> - * @author Tomas V.V.Cox <cox@idecnet.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB -{ - // {{{ &factory() - - /** - * Create a new DB object for the specified database type but don't - * connect to the database - * - * @param string $type the database type (eg "mysql") - * @param array $options an associative array of option names and values - * - * @return object a new DB object. A DB_Error object on failure. - * - * @see DB_common::setOption() - */ - function &factory($type, $options = false) - { - if (!is_array($options)) { - $options = array('persistent' => $options); - } - - if (isset($options['debug']) && $options['debug'] >= 2) { - // expose php errors with sufficient debug level - include_once "DB/{$type}.php"; - } else { - @include_once "DB/{$type}.php"; - } - - $classname = "DB_${type}"; - - if (!class_exists($classname)) { - $tmp = PEAR::raiseError(null, DB_ERROR_NOT_FOUND, null, null, - "Unable to include the DB/{$type}.php" - . " file for '$dsn'", - 'DB_Error', true); - return $tmp; - } - - @$obj = new $classname; - - foreach ($options as $option => $value) { - $test = $obj->setOption($option, $value); - if (DB::isError($test)) { - return $test; - } - } - - return $obj; - } - - // }}} - // {{{ &connect() - - /** - * Create a new DB object including a connection to the specified database - * - * Example 1. - * <code> - * require_once 'DB.php'; - * - * $dsn = 'pgsql://user:password@host/database'; - * $options = array( - * 'debug' => 2, - * 'portability' => DB_PORTABILITY_ALL, - * ); - * - * $db =& DB::connect($dsn, $options); - * if (PEAR::isError($db)) { - * die($db->getMessage()); - * } - * </code> - * - * @param mixed $dsn the string "data source name" or array in the - * format returned by DB::parseDSN() - * @param array $options an associative array of option names and values - * - * @return object a new DB object. A DB_Error object on failure. - * - * @uses DB_dbase::connect(), DB_fbsql::connect(), DB_ibase::connect(), - * DB_ifx::connect(), DB_msql::connect(), DB_mssql::connect(), - * DB_mysql::connect(), DB_mysqli::connect(), DB_oci8::connect(), - * DB_odbc::connect(), DB_pgsql::connect(), DB_sqlite::connect(), - * DB_sybase::connect() - * - * @uses DB::parseDSN(), DB_common::setOption(), PEAR::isError() - */ - function &connect($dsn, $options = array()) - { - $dsninfo = DB::parseDSN($dsn); - $type = $dsninfo['phptype']; - - if (!is_array($options)) { - /* - * For backwards compatibility. $options used to be boolean, - * indicating whether the connection should be persistent. - */ - $options = array('persistent' => $options); - } - - if (isset($options['debug']) && $options['debug'] >= 2) { - // expose php errors with sufficient debug level - include_once "DB/${type}.php"; - } else { - @include_once "DB/${type}.php"; - } - - $classname = "DB_${type}"; - if (!class_exists($classname)) { - $tmp = PEAR::raiseError(null, DB_ERROR_NOT_FOUND, null, null, - "Unable to include the DB/{$type}.php" - . " file for '$dsn'", - 'DB_Error', true); - return $tmp; - } - - @$obj = new $classname; - - foreach ($options as $option => $value) { - $test = $obj->setOption($option, $value); - if (DB::isError($test)) { - return $test; - } - } - - $err = $obj->connect($dsninfo, $obj->getOption('persistent')); - if (DB::isError($err)) { - if (is_array($dsn)) { - $err->addUserInfo(DB::getDSNString($dsn, true)); - } else { - $err->addUserInfo($dsn); - } - return $err; - } - - return $obj; - } - - // }}} - // {{{ apiVersion() - - /** - * Return the DB API version - * - * @return string the DB API version number - */ - function apiVersion() - { - return '1.7.13'; - } - - // }}} - // {{{ isError() - - /** - * Determines if a variable is a DB_Error object - * - * @param mixed $value the variable to check - * - * @return bool whether $value is DB_Error object - */ - function isError($value) - { - return is_a($value, 'DB_Error'); - } - - // }}} - // {{{ isConnection() - - /** - * Determines if a value is a DB_<driver> object - * - * @param mixed $value the value to test - * - * @return bool whether $value is a DB_<driver> object - */ - function isConnection($value) - { - return (is_object($value) && - is_subclass_of($value, 'db_common') && - method_exists($value, 'simpleQuery')); - } - - // }}} - // {{{ isManip() - - /** - * Tell whether a query is a data manipulation or data definition query - * - * Examples of data manipulation queries are INSERT, UPDATE and DELETE. - * Examples of data definition queries are CREATE, DROP, ALTER, GRANT, - * REVOKE. - * - * @param string $query the query - * - * @return boolean whether $query is a data manipulation query - */ - function isManip($query) - { - $manips = 'INSERT|UPDATE|DELETE|REPLACE|' - . 'CREATE|DROP|' - . 'LOAD DATA|SELECT .* INTO .* FROM|COPY|' - . 'ALTER|GRANT|REVOKE|' - . 'LOCK|UNLOCK'; - if (preg_match('/^\s*"?(' . $manips . ')\s+/i', $query)) { - return true; - } - return false; - } - - // }}} - // {{{ errorMessage() - - /** - * Return a textual error message for a DB error code - * - * @param integer $value the DB error code - * - * @return string the error message or false if the error code was - * not recognized - */ - function errorMessage($value) - { - static $errorMessages; - if (!isset($errorMessages)) { - $errorMessages = array( - DB_ERROR => 'unknown error', - DB_ERROR_ACCESS_VIOLATION => 'insufficient permissions', - DB_ERROR_ALREADY_EXISTS => 'already exists', - DB_ERROR_CANNOT_CREATE => 'can not create', - DB_ERROR_CANNOT_DROP => 'can not drop', - DB_ERROR_CONNECT_FAILED => 'connect failed', - DB_ERROR_CONSTRAINT => 'constraint violation', - DB_ERROR_CONSTRAINT_NOT_NULL=> 'null value violates not-null constraint', - DB_ERROR_DIVZERO => 'division by zero', - DB_ERROR_EXTENSION_NOT_FOUND=> 'extension not found', - DB_ERROR_INVALID => 'invalid', - DB_ERROR_INVALID_DATE => 'invalid date or time', - DB_ERROR_INVALID_DSN => 'invalid DSN', - DB_ERROR_INVALID_NUMBER => 'invalid number', - DB_ERROR_MISMATCH => 'mismatch', - DB_ERROR_NEED_MORE_DATA => 'insufficient data supplied', - DB_ERROR_NODBSELECTED => 'no database selected', - DB_ERROR_NOSUCHDB => 'no such database', - DB_ERROR_NOSUCHFIELD => 'no such field', - DB_ERROR_NOSUCHTABLE => 'no such table', - DB_ERROR_NOT_CAPABLE => 'DB backend not capable', - DB_ERROR_NOT_FOUND => 'not found', - DB_ERROR_NOT_LOCKED => 'not locked', - DB_ERROR_SYNTAX => 'syntax error', - DB_ERROR_UNSUPPORTED => 'not supported', - DB_ERROR_TRUNCATED => 'truncated', - DB_ERROR_VALUE_COUNT_ON_ROW => 'value count on row', - DB_OK => 'no error', - ); - } - - if (DB::isError($value)) { - $value = $value->getCode(); - } - - return isset($errorMessages[$value]) ? $errorMessages[$value] - : $errorMessages[DB_ERROR]; - } - - // }}} - // {{{ parseDSN() - - /** - * Parse a data source name - * - * Additional keys can be added by appending a URI query string to the - * end of the DSN. - * - * The format of the supplied DSN is in its fullest form: - * <code> - * phptype(dbsyntax)://username:password@protocol+hostspec/database?option=8&another=true - * </code> - * - * Most variations are allowed: - * <code> - * phptype://username:password@protocol+hostspec:110//usr/db_file.db?mode=0644 - * phptype://username:password@hostspec/database_name - * phptype://username:password@hostspec - * phptype://username@hostspec - * phptype://hostspec/database - * phptype://hostspec - * phptype(dbsyntax) - * phptype - * </code> - * - * @param string $dsn Data Source Name to be parsed - * - * @return array an associative array with the following keys: - * + phptype: Database backend used in PHP (mysql, odbc etc.) - * + dbsyntax: Database used with regards to SQL syntax etc. - * + protocol: Communication protocol to use (tcp, unix etc.) - * + hostspec: Host specification (hostname[:port]) - * + database: Database to use on the DBMS server - * + username: User name for login - * + password: Password for login - */ - function parseDSN($dsn) - { - $parsed = array( - 'phptype' => false, - 'dbsyntax' => false, - 'username' => false, - 'password' => false, - 'protocol' => false, - 'hostspec' => false, - 'port' => false, - 'socket' => false, - 'database' => false, - ); - - if (is_array($dsn)) { - $dsn = array_merge($parsed, $dsn); - if (!$dsn['dbsyntax']) { - $dsn['dbsyntax'] = $dsn['phptype']; - } - return $dsn; - } - - // Find phptype and dbsyntax - if (($pos = strpos($dsn, '://')) !== false) { - $str = substr($dsn, 0, $pos); - $dsn = substr($dsn, $pos + 3); - } else { - $str = $dsn; - $dsn = null; - } - - // Get phptype and dbsyntax - // $str => phptype(dbsyntax) - if (preg_match('|^(.+?)\((.*?)\)$|', $str, $arr)) { - $parsed['phptype'] = $arr[1]; - $parsed['dbsyntax'] = !$arr[2] ? $arr[1] : $arr[2]; - } else { - $parsed['phptype'] = $str; - $parsed['dbsyntax'] = $str; - } - - if (!count($dsn)) { - return $parsed; - } - - // Get (if found): username and password - // $dsn => username:password@protocol+hostspec/database - if (($at = strrpos($dsn,'@')) !== false) { - $str = substr($dsn, 0, $at); - $dsn = substr($dsn, $at + 1); - if (($pos = strpos($str, ':')) !== false) { - $parsed['username'] = rawurldecode(substr($str, 0, $pos)); - $parsed['password'] = rawurldecode(substr($str, $pos + 1)); - } else { - $parsed['username'] = rawurldecode($str); - } - } - - // Find protocol and hostspec - - if (preg_match('|^([^(]+)\((.*?)\)/?(.*?)$|', $dsn, $match)) { - // $dsn => proto(proto_opts)/database - $proto = $match[1]; - $proto_opts = $match[2] ? $match[2] : false; - $dsn = $match[3]; - - } else { - // $dsn => protocol+hostspec/database (old format) - if (strpos($dsn, '+') !== false) { - list($proto, $dsn) = explode('+', $dsn, 2); - } - if (strpos($dsn, '/') !== false) { - list($proto_opts, $dsn) = explode('/', $dsn, 2); - } else { - $proto_opts = $dsn; - $dsn = null; - } - } - - // process the different protocol options - $parsed['protocol'] = (!empty($proto)) ? $proto : 'tcp'; - $proto_opts = rawurldecode($proto_opts); - if (strpos($proto_opts, ':') !== false) { - list($proto_opts, $parsed['port']) = explode(':', $proto_opts); - } - if ($parsed['protocol'] == 'tcp') { - $parsed['hostspec'] = $proto_opts; - } elseif ($parsed['protocol'] == 'unix') { - $parsed['socket'] = $proto_opts; - } - - // Get dabase if any - // $dsn => database - if ($dsn) { - if (($pos = strpos($dsn, '?')) === false) { - // /database - $parsed['database'] = rawurldecode($dsn); - } else { - // /database?param1=value1¶m2=value2 - $parsed['database'] = rawurldecode(substr($dsn, 0, $pos)); - $dsn = substr($dsn, $pos + 1); - if (strpos($dsn, '&') !== false) { - $opts = explode('&', $dsn); - } else { // database?param1=value1 - $opts = array($dsn); - } - foreach ($opts as $opt) { - list($key, $value) = explode('=', $opt); - if (!isset($parsed[$key])) { - // don't allow params overwrite - $parsed[$key] = rawurldecode($value); - } - } - } - } - - return $parsed; - } - - // }}} - // {{{ getDSNString() - - /** - * Returns the given DSN in a string format suitable for output. - * - * @param array|string the DSN to parse and format - * @param boolean true to hide the password, false to include it - * @return string - */ - function getDSNString($dsn, $hidePassword) { - /* Calling parseDSN will ensure that we have all the array elements - * defined, and means that we deal with strings and array in the same - * manner. */ - $dsnArray = DB::parseDSN($dsn); - - if ($hidePassword) { - $dsnArray['password'] = 'PASSWORD'; - } - - /* Protocol is special-cased, as using the default "tcp" along with an - * Oracle TNS connection string fails. */ - if (is_string($dsn) && strpos($dsn, 'tcp') === false && $dsnArray['protocol'] == 'tcp') { - $dsnArray['protocol'] = false; - } - - // Now we just have to construct the actual string. This is ugly. - $dsnString = $dsnArray['phptype']; - if ($dsnArray['dbsyntax']) { - $dsnString .= '('.$dsnArray['dbsyntax'].')'; - } - $dsnString .= '://' - .$dsnArray['username'] - .':' - .$dsnArray['password'] - .'@' - .$dsnArray['protocol']; - if ($dsnArray['socket']) { - $dsnString .= '('.$dsnArray['socket'].')'; - } - if ($dsnArray['protocol'] && $dsnArray['hostspec']) { - $dsnString .= '+'; - } - $dsnString .= $dsnArray['hostspec']; - if ($dsnArray['port']) { - $dsnString .= ':'.$dsnArray['port']; - } - $dsnString .= '/'.$dsnArray['database']; - - /* Option handling. Unfortunately, parseDSN simply places options into - * the top-level array, so we'll first get rid of the fields defined by - * DB and see what's left. */ - unset($dsnArray['phptype'], - $dsnArray['dbsyntax'], - $dsnArray['username'], - $dsnArray['password'], - $dsnArray['protocol'], - $dsnArray['socket'], - $dsnArray['hostspec'], - $dsnArray['port'], - $dsnArray['database'] - ); - if (count($dsnArray) > 0) { - $dsnString .= '?'; - $i = 0; - foreach ($dsnArray as $key => $value) { - if (++$i > 1) { - $dsnString .= '&'; - } - $dsnString .= $key.'='.$value; - } - } - - return $dsnString; - } - - // }}} -} - -// }}} -// {{{ class DB_Error - -/** - * DB_Error implements a class for reporting portable database error - * messages - * - * @category Database - * @package DB - * @author Stig Bakken <ssb@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_Error extends PEAR_Error -{ - // {{{ constructor - - /** - * DB_Error constructor - * - * @param mixed $code DB error code, or string with error message - * @param int $mode what "error mode" to operate in - * @param int $level what error level to use for $mode & - * PEAR_ERROR_TRIGGER - * @param mixed $debuginfo additional debug info, such as the last query - * - * @see PEAR_Error - */ - function DB_Error($code = DB_ERROR, $mode = PEAR_ERROR_RETURN, - $level = E_USER_NOTICE, $debuginfo = null) - { - if (is_int($code)) { - $this->PEAR_Error('DB Error: ' . DB::errorMessage($code), $code, - $mode, $level, $debuginfo); - } else { - $this->PEAR_Error("DB Error: $code", DB_ERROR, - $mode, $level, $debuginfo); - } - } - - // }}} -} - -// }}} -// {{{ class DB_result - -/** - * This class implements a wrapper for a DB result set - * - * A new instance of this class will be returned by the DB implementation - * after processing a query that returns data. - * - * @category Database - * @package DB - * @author Stig Bakken <ssb@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_result -{ - // {{{ properties - - /** - * Should results be freed automatically when there are no more rows? - * @var boolean - * @see DB_common::$options - */ - var $autofree; - - /** - * A reference to the DB_<driver> object - * @var object - */ - var $dbh; - - /** - * The current default fetch mode - * @var integer - * @see DB_common::$fetchmode - */ - var $fetchmode; - - /** - * The name of the class into which results should be fetched when - * DB_FETCHMODE_OBJECT is in effect - * - * @var string - * @see DB_common::$fetchmode_object_class - */ - var $fetchmode_object_class; - - /** - * The number of rows to fetch from a limit query - * @var integer - */ - var $limit_count = null; - - /** - * The row to start fetching from in limit queries - * @var integer - */ - var $limit_from = null; - - /** - * The execute parameters that created this result - * @var array - * @since Property available since Release 1.7.0 - */ - var $parameters; - - /** - * The query string that created this result - * - * Copied here incase it changes in $dbh, which is referenced - * - * @var string - * @since Property available since Release 1.7.0 - */ - var $query; - - /** - * The query result resource id created by PHP - * @var resource - */ - var $result; - - /** - * The present row being dealt with - * @var integer - */ - var $row_counter = null; - - /** - * The prepared statement resource id created by PHP in $dbh - * - * This resource is only available when the result set was created using - * a driver's native execute() method, not PEAR DB's emulated one. - * - * Copied here incase it changes in $dbh, which is referenced - * - * {@internal Mainly here because the InterBase/Firebird API is only - * able to retrieve data from result sets if the statemnt handle is - * still in scope.}} - * - * @var resource - * @since Property available since Release 1.7.0 - */ - var $statement; - - - // }}} - // {{{ constructor - - /** - * This constructor sets the object's properties - * - * @param object &$dbh the DB object reference - * @param resource $result the result resource id - * @param array $options an associative array with result options - * - * @return void - */ - function DB_result(&$dbh, $result, $options = array()) - { - $this->autofree = $dbh->options['autofree']; - $this->dbh = &$dbh; - $this->fetchmode = $dbh->fetchmode; - $this->fetchmode_object_class = $dbh->fetchmode_object_class; - $this->parameters = $dbh->last_parameters; - $this->query = $dbh->last_query; - $this->result = $result; - $this->statement = empty($dbh->last_stmt) ? null : $dbh->last_stmt; - foreach ($options as $key => $value) { - $this->setOption($key, $value); - } - } - - /** - * Set options for the DB_result object - * - * @param string $key the option to set - * @param mixed $value the value to set the option to - * - * @return void - */ - function setOption($key, $value = null) - { - switch ($key) { - case 'limit_from': - $this->limit_from = $value; - break; - case 'limit_count': - $this->limit_count = $value; - } - } - - // }}} - // {{{ fetchRow() - - /** - * Fetch a row of data and return it by reference into an array - * - * The type of array returned can be controlled either by setting this - * method's <var>$fetchmode</var> parameter or by changing the default - * fetch mode setFetchMode() before calling this method. - * - * There are two options for standardizing the information returned - * from databases, ensuring their values are consistent when changing - * DBMS's. These portability options can be turned on when creating a - * new DB object or by using setOption(). - * - * + <var>DB_PORTABILITY_LOWERCASE</var> - * convert names of fields to lower case - * - * + <var>DB_PORTABILITY_RTRIM</var> - * right trim the data - * - * @param int $fetchmode the constant indicating how to format the data - * @param int $rownum the row number to fetch (index starts at 0) - * - * @return mixed an array or object containing the row's data, - * NULL when the end of the result set is reached - * or a DB_Error object on failure. - * - * @see DB_common::setOption(), DB_common::setFetchMode() - */ - function &fetchRow($fetchmode = DB_FETCHMODE_DEFAULT, $rownum = null) - { - if ($fetchmode === DB_FETCHMODE_DEFAULT) { - $fetchmode = $this->fetchmode; - } - if ($fetchmode === DB_FETCHMODE_OBJECT) { - $fetchmode = DB_FETCHMODE_ASSOC; - $object_class = $this->fetchmode_object_class; - } - if (is_null($rownum) && $this->limit_from !== null) { - if ($this->row_counter === null) { - $this->row_counter = $this->limit_from; - // Skip rows - if ($this->dbh->features['limit'] === false) { - $i = 0; - while ($i++ < $this->limit_from) { - $this->dbh->fetchInto($this->result, $arr, $fetchmode); - } - } - } - if ($this->row_counter >= ($this->limit_from + $this->limit_count)) - { - if ($this->autofree) { - $this->free(); - } - $tmp = null; - return $tmp; - } - if ($this->dbh->features['limit'] === 'emulate') { - $rownum = $this->row_counter; - } - $this->row_counter++; - } - $res = $this->dbh->fetchInto($this->result, $arr, $fetchmode, $rownum); - if ($res === DB_OK) { - if (isset($object_class)) { - // The default mode is specified in the - // DB_common::fetchmode_object_class property - if ($object_class == 'stdClass') { - $arr = (object) $arr; - } else { - $arr = new $object_class($arr); - } - } - return $arr; - } - if ($res == null && $this->autofree) { - $this->free(); - } - return $res; - } - - // }}} - // {{{ fetchInto() - - /** - * Fetch a row of data into an array which is passed by reference - * - * The type of array returned can be controlled either by setting this - * method's <var>$fetchmode</var> parameter or by changing the default - * fetch mode setFetchMode() before calling this method. - * - * There are two options for standardizing the information returned - * from databases, ensuring their values are consistent when changing - * DBMS's. These portability options can be turned on when creating a - * new DB object or by using setOption(). - * - * + <var>DB_PORTABILITY_LOWERCASE</var> - * convert names of fields to lower case - * - * + <var>DB_PORTABILITY_RTRIM</var> - * right trim the data - * - * @param array &$arr the variable where the data should be placed - * @param int $fetchmode the constant indicating how to format the data - * @param int $rownum the row number to fetch (index starts at 0) - * - * @return mixed DB_OK if a row is processed, NULL when the end of the - * result set is reached or a DB_Error object on failure - * - * @see DB_common::setOption(), DB_common::setFetchMode() - */ - function fetchInto(&$arr, $fetchmode = DB_FETCHMODE_DEFAULT, $rownum = null) - { - if ($fetchmode === DB_FETCHMODE_DEFAULT) { - $fetchmode = $this->fetchmode; - } - if ($fetchmode === DB_FETCHMODE_OBJECT) { - $fetchmode = DB_FETCHMODE_ASSOC; - $object_class = $this->fetchmode_object_class; - } - if (is_null($rownum) && $this->limit_from !== null) { - if ($this->row_counter === null) { - $this->row_counter = $this->limit_from; - // Skip rows - if ($this->dbh->features['limit'] === false) { - $i = 0; - while ($i++ < $this->limit_from) { - $this->dbh->fetchInto($this->result, $arr, $fetchmode); - } - } - } - if ($this->row_counter >= ( - $this->limit_from + $this->limit_count)) - { - if ($this->autofree) { - $this->free(); - } - return null; - } - if ($this->dbh->features['limit'] === 'emulate') { - $rownum = $this->row_counter; - } - - $this->row_counter++; - } - $res = $this->dbh->fetchInto($this->result, $arr, $fetchmode, $rownum); - if ($res === DB_OK) { - if (isset($object_class)) { - // default mode specified in the - // DB_common::fetchmode_object_class property - if ($object_class == 'stdClass') { - $arr = (object) $arr; - } else { - $arr = new $object_class($arr); - } - } - return DB_OK; - } - if ($res == null && $this->autofree) { - $this->free(); - } - return $res; - } - - // }}} - // {{{ numCols() - - /** - * Get the the number of columns in a result set - * - * @return int the number of columns. A DB_Error object on failure. - */ - function numCols() - { - return $this->dbh->numCols($this->result); - } - - // }}} - // {{{ numRows() - - /** - * Get the number of rows in a result set - * - * @return int the number of rows. A DB_Error object on failure. - */ - function numRows() - { - if ($this->dbh->features['numrows'] === 'emulate' - && $this->dbh->options['portability'] & DB_PORTABILITY_NUMROWS) - { - if ($this->dbh->features['prepare']) { - $res = $this->dbh->query($this->query, $this->parameters); - } else { - $res = $this->dbh->query($this->query); - } - if (DB::isError($res)) { - return $res; - } - $i = 0; - while ($res->fetchInto($tmp, DB_FETCHMODE_ORDERED)) { - $i++; - } - $count = $i; - } else { - $count = $this->dbh->numRows($this->result); - } - - /* fbsql is checked for here because limit queries are implemented - * using a TOP() function, which results in fbsql_num_rows still - * returning the total number of rows that would have been returned, - * rather than the real number. As a result, we'll just do the limit - * calculations for fbsql in the same way as a database with emulated - * limits. Unfortunately, we can't just do this in DB_fbsql::numRows() - * because that only gets the result resource, rather than the full - * DB_Result object. */ - if (($this->dbh->features['limit'] === 'emulate' - && $this->limit_from !== null) - || $this->dbh->phptype == 'fbsql') { - $limit_count = is_null($this->limit_count) ? $count : $this->limit_count; - if ($count < $this->limit_from) { - $count = 0; - } elseif ($count < ($this->limit_from + $limit_count)) { - $count -= $this->limit_from; - } else { - $count = $limit_count; - } - } - - return $count; - } - - // }}} - // {{{ nextResult() - - /** - * Get the next result if a batch of queries was executed - * - * @return bool true if a new result is available or false if not - */ - function nextResult() - { - return $this->dbh->nextResult($this->result); - } - - // }}} - // {{{ free() - - /** - * Frees the resources allocated for this result set - * - * @return bool true on success. A DB_Error object on failure. - */ - function free() - { - $err = $this->dbh->freeResult($this->result); - if (DB::isError($err)) { - return $err; - } - $this->result = false; - $this->statement = false; - return true; - } - - // }}} - // {{{ tableInfo() - - /** - * @see DB_common::tableInfo() - * @deprecated Method deprecated some time before Release 1.2 - */ - function tableInfo($mode = null) - { - if (is_string($mode)) { - return $this->dbh->raiseError(DB_ERROR_NEED_MORE_DATA); - } - return $this->dbh->tableInfo($this, $mode); - } - - // }}} - // {{{ getQuery() - - /** - * Determine the query string that created this result - * - * @return string the query string - * - * @since Method available since Release 1.7.0 - */ - function getQuery() - { - return $this->query; - } - - // }}} - // {{{ getRowCounter() - - /** - * Tells which row number is currently being processed - * - * @return integer the current row being looked at. Starts at 1. - */ - function getRowCounter() - { - return $this->row_counter; - } - - // }}} -} - -// }}} -// {{{ class DB_row - -/** - * PEAR DB Row Object - * - * The object contains a row of data from a result set. Each column's data - * is placed in a property named for the column. - * - * @category Database - * @package DB - * @author Stig Bakken <ssb@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - * @see DB_common::setFetchMode() - */ -class DB_row -{ - // {{{ constructor - - /** - * The constructor places a row's data into properties of this object - * - * @param array the array containing the row's data - * - * @return void - */ - function DB_row(&$arr) - { - foreach ($arr as $key => $value) { - $this->$key = &$arr[$key]; - } - } - - // }}} -} - -// }}} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/common.php b/program/lib/DB/common.php deleted file mode 100644 index f54dedcbc..000000000 --- a/program/lib/DB/common.php +++ /dev/null @@ -1,2257 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * Contains the DB_common base class - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Stig Bakken <ssb@php.net> - * @author Tomas V.V. Cox <cox@idecnet.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the PEAR class so it can be extended from - */ -require_once 'PEAR.php'; - -/** - * DB_common is the base class from which each database driver class extends - * - * All common methods are declared here. If a given DBMS driver contains - * a particular method, that method will overload the one here. - * - * @category Database - * @package DB - * @author Stig Bakken <ssb@php.net> - * @author Tomas V.V. Cox <cox@idecnet.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_common extends PEAR -{ - // {{{ properties - - /** - * The current default fetch mode - * @var integer - */ - var $fetchmode = DB_FETCHMODE_ORDERED; - - /** - * The name of the class into which results should be fetched when - * DB_FETCHMODE_OBJECT is in effect - * - * @var string - */ - var $fetchmode_object_class = 'stdClass'; - - /** - * Was a connection present when the object was serialized()? - * @var bool - * @see DB_common::__sleep(), DB_common::__wake() - */ - var $was_connected = null; - - /** - * The most recently executed query - * @var string - */ - var $last_query = ''; - - /** - * Run-time configuration options - * - * The 'optimize' option has been deprecated. Use the 'portability' - * option instead. - * - * @var array - * @see DB_common::setOption() - */ - var $options = array( - 'result_buffering' => 500, - 'persistent' => false, - 'ssl' => false, - 'debug' => 0, - 'seqname_format' => '%s_seq', - 'autofree' => false, - 'portability' => DB_PORTABILITY_NONE, - 'optimize' => 'performance', // Deprecated. Use 'portability'. - ); - - /** - * The parameters from the most recently executed query - * @var array - * @since Property available since Release 1.7.0 - */ - var $last_parameters = array(); - - /** - * The elements from each prepared statement - * @var array - */ - var $prepare_tokens = array(); - - /** - * The data types of the various elements in each prepared statement - * @var array - */ - var $prepare_types = array(); - - /** - * The prepared queries - * @var array - */ - var $prepared_queries = array(); - - /** - * Flag indicating that the last query was a manipulation query. - * @access protected - * @var boolean - */ - var $_last_query_manip = false; - - /** - * Flag indicating that the next query <em>must</em> be a manipulation - * query. - * @access protected - * @var boolean - */ - var $_next_query_manip = false; - - - // }}} - // {{{ DB_common - - /** - * This constructor calls <kbd>$this->PEAR('DB_Error')</kbd> - * - * @return void - */ - function DB_common() - { - $this->PEAR('DB_Error'); - } - - // }}} - // {{{ __sleep() - - /** - * Automatically indicates which properties should be saved - * when PHP's serialize() function is called - * - * @return array the array of properties names that should be saved - */ - function __sleep() - { - if ($this->connection) { - // Don't disconnect(), people use serialize() for many reasons - $this->was_connected = true; - } else { - $this->was_connected = false; - } - if (isset($this->autocommit)) { - return array('autocommit', - 'dbsyntax', - 'dsn', - 'features', - 'fetchmode', - 'fetchmode_object_class', - 'options', - 'was_connected', - ); - } else { - return array('dbsyntax', - 'dsn', - 'features', - 'fetchmode', - 'fetchmode_object_class', - 'options', - 'was_connected', - ); - } - } - - // }}} - // {{{ __wakeup() - - /** - * Automatically reconnects to the database when PHP's unserialize() - * function is called - * - * The reconnection attempt is only performed if the object was connected - * at the time PHP's serialize() function was run. - * - * @return void - */ - function __wakeup() - { - if ($this->was_connected) { - $this->connect($this->dsn, $this->options); - } - } - - // }}} - // {{{ __toString() - - /** - * Automatic string conversion for PHP 5 - * - * @return string a string describing the current PEAR DB object - * - * @since Method available since Release 1.7.0 - */ - function __toString() - { - $info = strtolower(get_class($this)); - $info .= ': (phptype=' . $this->phptype . - ', dbsyntax=' . $this->dbsyntax . - ')'; - if ($this->connection) { - $info .= ' [connected]'; - } - return $info; - } - - // }}} - // {{{ toString() - - /** - * DEPRECATED: String conversion method - * - * @return string a string describing the current PEAR DB object - * - * @deprecated Method deprecated in Release 1.7.0 - */ - function toString() - { - return $this->__toString(); - } - - // }}} - // {{{ quoteString() - - /** - * DEPRECATED: Quotes a string so it can be safely used within string - * delimiters in a query - * - * @param string $string the string to be quoted - * - * @return string the quoted string - * - * @see DB_common::quoteSmart(), DB_common::escapeSimple() - * @deprecated Method deprecated some time before Release 1.2 - */ - function quoteString($string) - { - $string = $this->quote($string); - if ($string{0} == "'") { - return substr($string, 1, -1); - } - return $string; - } - - // }}} - // {{{ quote() - - /** - * DEPRECATED: Quotes a string so it can be safely used in a query - * - * @param string $string the string to quote - * - * @return string the quoted string or the string <samp>NULL</samp> - * if the value submitted is <kbd>null</kbd>. - * - * @see DB_common::quoteSmart(), DB_common::escapeSimple() - * @deprecated Deprecated in release 1.6.0 - */ - function quote($string = null) - { - return ($string === null) ? 'NULL' - : "'" . str_replace("'", "''", $string) . "'"; - } - - // }}} - // {{{ quoteIdentifier() - - /** - * Quotes a string so it can be safely used as a table or column name - * - * Delimiting style depends on which database driver is being used. - * - * NOTE: just because you CAN use delimited identifiers doesn't mean - * you SHOULD use them. In general, they end up causing way more - * problems than they solve. - * - * Portability is broken by using the following characters inside - * delimited identifiers: - * + backtick (<kbd>`</kbd>) -- due to MySQL - * + double quote (<kbd>"</kbd>) -- due to Oracle - * + brackets (<kbd>[</kbd> or <kbd>]</kbd>) -- due to Access - * - * Delimited identifiers are known to generally work correctly under - * the following drivers: - * + mssql - * + mysql - * + mysqli - * + oci8 - * + odbc(access) - * + odbc(db2) - * + pgsql - * + sqlite - * + sybase (must execute <kbd>set quoted_identifier on</kbd> sometime - * prior to use) - * - * InterBase doesn't seem to be able to use delimited identifiers - * via PHP 4. They work fine under PHP 5. - * - * @param string $str the identifier name to be quoted - * - * @return string the quoted identifier - * - * @since Method available since Release 1.6.0 - */ - function quoteIdentifier($str) - { - return '"' . str_replace('"', '""', $str) . '"'; - } - - // }}} - // {{{ quoteSmart() - - /** - * Formats input so it can be safely used in a query - * - * The output depends on the PHP data type of input and the database - * type being used. - * - * @param mixed $in the data to be formatted - * - * @return mixed the formatted data. The format depends on the input's - * PHP type: - * <ul> - * <li> - * <kbd>input</kbd> -> <samp>returns</samp> - * </li> - * <li> - * <kbd>null</kbd> -> the string <samp>NULL</samp> - * </li> - * <li> - * <kbd>integer</kbd> or <kbd>double</kbd> -> the unquoted number - * </li> - * <li> - * <kbd>bool</kbd> -> output depends on the driver in use - * Most drivers return integers: <samp>1</samp> if - * <kbd>true</kbd> or <samp>0</samp> if - * <kbd>false</kbd>. - * Some return strings: <samp>TRUE</samp> if - * <kbd>true</kbd> or <samp>FALSE</samp> if - * <kbd>false</kbd>. - * Finally one returns strings: <samp>T</samp> if - * <kbd>true</kbd> or <samp>F</samp> if - * <kbd>false</kbd>. Here is a list of each DBMS, - * the values returned and the suggested column type: - * <ul> - * <li> - * <kbd>dbase</kbd> -> <samp>T/F</samp> - * (<kbd>Logical</kbd>) - * </li> - * <li> - * <kbd>fbase</kbd> -> <samp>TRUE/FALSE</samp> - * (<kbd>BOOLEAN</kbd>) - * </li> - * <li> - * <kbd>ibase</kbd> -> <samp>1/0</samp> - * (<kbd>SMALLINT</kbd>) [1] - * </li> - * <li> - * <kbd>ifx</kbd> -> <samp>1/0</samp> - * (<kbd>SMALLINT</kbd>) [1] - * </li> - * <li> - * <kbd>msql</kbd> -> <samp>1/0</samp> - * (<kbd>INTEGER</kbd>) - * </li> - * <li> - * <kbd>mssql</kbd> -> <samp>1/0</samp> - * (<kbd>BIT</kbd>) - * </li> - * <li> - * <kbd>mysql</kbd> -> <samp>1/0</samp> - * (<kbd>TINYINT(1)</kbd>) - * </li> - * <li> - * <kbd>mysqli</kbd> -> <samp>1/0</samp> - * (<kbd>TINYINT(1)</kbd>) - * </li> - * <li> - * <kbd>oci8</kbd> -> <samp>1/0</samp> - * (<kbd>NUMBER(1)</kbd>) - * </li> - * <li> - * <kbd>odbc</kbd> -> <samp>1/0</samp> - * (<kbd>SMALLINT</kbd>) [1] - * </li> - * <li> - * <kbd>pgsql</kbd> -> <samp>TRUE/FALSE</samp> - * (<kbd>BOOLEAN</kbd>) - * </li> - * <li> - * <kbd>sqlite</kbd> -> <samp>1/0</samp> - * (<kbd>INTEGER</kbd>) - * </li> - * <li> - * <kbd>sybase</kbd> -> <samp>1/0</samp> - * (<kbd>TINYINT(1)</kbd>) - * </li> - * </ul> - * [1] Accommodate the lowest common denominator because not all - * versions of have <kbd>BOOLEAN</kbd>. - * </li> - * <li> - * other (including strings and numeric strings) -> - * the data with single quotes escaped by preceeding - * single quotes, backslashes are escaped by preceeding - * backslashes, then the whole string is encapsulated - * between single quotes - * </li> - * </ul> - * - * @see DB_common::escapeSimple() - * @since Method available since Release 1.6.0 - */ - function quoteSmart($in) - { - if (is_int($in)) { - return $in; - } elseif (is_float($in)) { - return $this->quoteFloat($in); - } elseif (is_bool($in)) { - return $this->quoteBoolean($in); - } elseif (is_null($in)) { - return 'NULL'; - } else { - if ($this->dbsyntax == 'access' - && preg_match('/^#.+#$/', $in)) - { - return $this->escapeSimple($in); - } - return "'" . $this->escapeSimple($in) . "'"; - } - } - - // }}} - // {{{ quoteBoolean() - - /** - * Formats a boolean value for use within a query in a locale-independent - * manner. - * - * @param boolean the boolean value to be quoted. - * @return string the quoted string. - * @see DB_common::quoteSmart() - * @since Method available since release 1.7.8. - */ - function quoteBoolean($boolean) { - return $boolean ? '1' : '0'; - } - - // }}} - // {{{ quoteFloat() - - /** - * Formats a float value for use within a query in a locale-independent - * manner. - * - * @param float the float value to be quoted. - * @return string the quoted string. - * @see DB_common::quoteSmart() - * @since Method available since release 1.7.8. - */ - function quoteFloat($float) { - return "'".$this->escapeSimple(str_replace(',', '.', strval(floatval($float))))."'"; - } - - // }}} - // {{{ escapeSimple() - - /** - * Escapes a string according to the current DBMS's standards - * - * In SQLite, this makes things safe for inserts/updates, but may - * cause problems when performing text comparisons against columns - * containing binary data. See the - * {@link http://php.net/sqlite_escape_string PHP manual} for more info. - * - * @param string $str the string to be escaped - * - * @return string the escaped string - * - * @see DB_common::quoteSmart() - * @since Method available since Release 1.6.0 - */ - function escapeSimple($str) - { - return str_replace("'", "''", $str); - } - - // }}} - // {{{ provides() - - /** - * Tells whether the present driver supports a given feature - * - * @param string $feature the feature you're curious about - * - * @return bool whether this driver supports $feature - */ - function provides($feature) - { - return $this->features[$feature]; - } - - // }}} - // {{{ setFetchMode() - - /** - * Sets the fetch mode that should be used by default for query results - * - * @param integer $fetchmode DB_FETCHMODE_ORDERED, DB_FETCHMODE_ASSOC - * or DB_FETCHMODE_OBJECT - * @param string $object_class the class name of the object to be returned - * by the fetch methods when the - * DB_FETCHMODE_OBJECT mode is selected. - * If no class is specified by default a cast - * to object from the assoc array row will be - * done. There is also the posibility to use - * and extend the 'DB_row' class. - * - * @see DB_FETCHMODE_ORDERED, DB_FETCHMODE_ASSOC, DB_FETCHMODE_OBJECT - */ - function setFetchMode($fetchmode, $object_class = 'stdClass') - { - switch ($fetchmode) { - case DB_FETCHMODE_OBJECT: - $this->fetchmode_object_class = $object_class; - case DB_FETCHMODE_ORDERED: - case DB_FETCHMODE_ASSOC: - $this->fetchmode = $fetchmode; - break; - default: - return $this->raiseError('invalid fetchmode mode'); - } - } - - // }}} - // {{{ setOption() - - /** - * Sets run-time configuration options for PEAR DB - * - * Options, their data types, default values and description: - * <ul> - * <li> - * <var>autofree</var> <kbd>boolean</kbd> = <samp>false</samp> - * <br />should results be freed automatically when there are no - * more rows? - * </li><li> - * <var>result_buffering</var> <kbd>integer</kbd> = <samp>500</samp> - * <br />how many rows of the result set should be buffered? - * <br />In mysql: mysql_unbuffered_query() is used instead of - * mysql_query() if this value is 0. (Release 1.7.0) - * <br />In oci8: this value is passed to ocisetprefetch(). - * (Release 1.7.0) - * </li><li> - * <var>debug</var> <kbd>integer</kbd> = <samp>0</samp> - * <br />debug level - * </li><li> - * <var>persistent</var> <kbd>boolean</kbd> = <samp>false</samp> - * <br />should the connection be persistent? - * </li><li> - * <var>portability</var> <kbd>integer</kbd> = <samp>DB_PORTABILITY_NONE</samp> - * <br />portability mode constant (see below) - * </li><li> - * <var>seqname_format</var> <kbd>string</kbd> = <samp>%s_seq</samp> - * <br />the sprintf() format string used on sequence names. This - * format is applied to sequence names passed to - * createSequence(), nextID() and dropSequence(). - * </li><li> - * <var>ssl</var> <kbd>boolean</kbd> = <samp>false</samp> - * <br />use ssl to connect? - * </li> - * </ul> - * - * ----------------------------------------- - * - * PORTABILITY MODES - * - * These modes are bitwised, so they can be combined using <kbd>|</kbd> - * and removed using <kbd>^</kbd>. See the examples section below on how - * to do this. - * - * <samp>DB_PORTABILITY_NONE</samp> - * turn off all portability features - * - * This mode gets automatically turned on if the deprecated - * <var>optimize</var> option gets set to <samp>performance</samp>. - * - * - * <samp>DB_PORTABILITY_LOWERCASE</samp> - * convert names of tables and fields to lower case when using - * <kbd>get*()</kbd>, <kbd>fetch*()</kbd> and <kbd>tableInfo()</kbd> - * - * This mode gets automatically turned on in the following databases - * if the deprecated option <var>optimize</var> gets set to - * <samp>portability</samp>: - * + oci8 - * - * - * <samp>DB_PORTABILITY_RTRIM</samp> - * right trim the data output by <kbd>get*()</kbd> <kbd>fetch*()</kbd> - * - * - * <samp>DB_PORTABILITY_DELETE_COUNT</samp> - * force reporting the number of rows deleted - * - * Some DBMS's don't count the number of rows deleted when performing - * simple <kbd>DELETE FROM tablename</kbd> queries. This portability - * mode tricks such DBMS's into telling the count by adding - * <samp>WHERE 1=1</samp> to the end of <kbd>DELETE</kbd> queries. - * - * This mode gets automatically turned on in the following databases - * if the deprecated option <var>optimize</var> gets set to - * <samp>portability</samp>: - * + fbsql - * + mysql - * + mysqli - * + sqlite - * - * - * <samp>DB_PORTABILITY_NUMROWS</samp> - * enable hack that makes <kbd>numRows()</kbd> work in Oracle - * - * This mode gets automatically turned on in the following databases - * if the deprecated option <var>optimize</var> gets set to - * <samp>portability</samp>: - * + oci8 - * - * - * <samp>DB_PORTABILITY_ERRORS</samp> - * makes certain error messages in certain drivers compatible - * with those from other DBMS's - * - * + mysql, mysqli: change unique/primary key constraints - * DB_ERROR_ALREADY_EXISTS -> DB_ERROR_CONSTRAINT - * - * + odbc(access): MS's ODBC driver reports 'no such field' as code - * 07001, which means 'too few parameters.' When this option is on - * that code gets mapped to DB_ERROR_NOSUCHFIELD. - * DB_ERROR_MISMATCH -> DB_ERROR_NOSUCHFIELD - * - * <samp>DB_PORTABILITY_NULL_TO_EMPTY</samp> - * convert null values to empty strings in data output by get*() and - * fetch*(). Needed because Oracle considers empty strings to be null, - * while most other DBMS's know the difference between empty and null. - * - * - * <samp>DB_PORTABILITY_ALL</samp> - * turn on all portability features - * - * ----------------------------------------- - * - * Example 1. Simple setOption() example - * <code> - * $db->setOption('autofree', true); - * </code> - * - * Example 2. Portability for lowercasing and trimming - * <code> - * $db->setOption('portability', - * DB_PORTABILITY_LOWERCASE | DB_PORTABILITY_RTRIM); - * </code> - * - * Example 3. All portability options except trimming - * <code> - * $db->setOption('portability', - * DB_PORTABILITY_ALL ^ DB_PORTABILITY_RTRIM); - * </code> - * - * @param string $option option name - * @param mixed $value value for the option - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::$options - */ - function setOption($option, $value) - { - if (isset($this->options[$option])) { - $this->options[$option] = $value; - - /* - * Backwards compatibility check for the deprecated 'optimize' - * option. Done here in case settings change after connecting. - */ - if ($option == 'optimize') { - if ($value == 'portability') { - switch ($this->phptype) { - case 'oci8': - $this->options['portability'] = - DB_PORTABILITY_LOWERCASE | - DB_PORTABILITY_NUMROWS; - break; - case 'fbsql': - case 'mysql': - case 'mysqli': - case 'sqlite': - $this->options['portability'] = - DB_PORTABILITY_DELETE_COUNT; - break; - } - } else { - $this->options['portability'] = DB_PORTABILITY_NONE; - } - } - - return DB_OK; - } - return $this->raiseError("unknown option $option"); - } - - // }}} - // {{{ getOption() - - /** - * Returns the value of an option - * - * @param string $option the option name you're curious about - * - * @return mixed the option's value - */ - function getOption($option) - { - if (isset($this->options[$option])) { - return $this->options[$option]; - } - return $this->raiseError("unknown option $option"); - } - - // }}} - // {{{ prepare() - - /** - * Prepares a query for multiple execution with execute() - * - * Creates a query that can be run multiple times. Each time it is run, - * the placeholders, if any, will be replaced by the contents of - * execute()'s $data argument. - * - * Three types of placeholders can be used: - * + <kbd>?</kbd> scalar value (i.e. strings, integers). The system - * will automatically quote and escape the data. - * + <kbd>!</kbd> value is inserted 'as is' - * + <kbd>&</kbd> requires a file name. The file's contents get - * inserted into the query (i.e. saving binary - * data in a db) - * - * Example 1. - * <code> - * $sth = $db->prepare('INSERT INTO tbl (a, b, c) VALUES (?, !, &)'); - * $data = array( - * "John's text", - * "'it''s good'", - * 'filename.txt' - * ); - * $res = $db->execute($sth, $data); - * </code> - * - * Use backslashes to escape placeholder characters if you don't want - * them to be interpreted as placeholders: - * <pre> - * "UPDATE foo SET col=? WHERE col='over \& under'" - * </pre> - * - * With some database backends, this is emulated. - * - * {@internal ibase and oci8 have their own prepare() methods.}} - * - * @param string $query the query to be prepared - * - * @return mixed DB statement resource on success. A DB_Error object - * on failure. - * - * @see DB_common::execute() - */ - function prepare($query) - { - $tokens = preg_split('/((?<!\\\)[&?!])/', $query, -1, - PREG_SPLIT_DELIM_CAPTURE); - $token = 0; - $types = array(); - $newtokens = array(); - - foreach ($tokens as $val) { - switch ($val) { - case '?': - $types[$token++] = DB_PARAM_SCALAR; - break; - case '&': - $types[$token++] = DB_PARAM_OPAQUE; - break; - case '!': - $types[$token++] = DB_PARAM_MISC; - break; - default: - $newtokens[] = preg_replace('/\\\([&?!])/', "\\1", $val); - } - } - - $this->prepare_tokens[] = &$newtokens; - end($this->prepare_tokens); - - $k = key($this->prepare_tokens); - $this->prepare_types[$k] = $types; - $this->prepared_queries[$k] = implode(' ', $newtokens); - - return $k; - } - - // }}} - // {{{ autoPrepare() - - /** - * Automaticaly generates an insert or update query and pass it to prepare() - * - * @param string $table the table name - * @param array $table_fields the array of field names - * @param int $mode a type of query to make: - * DB_AUTOQUERY_INSERT or DB_AUTOQUERY_UPDATE - * @param string $where for update queries: the WHERE clause to - * append to the SQL statement. Don't - * include the "WHERE" keyword. - * - * @return resource the query handle - * - * @uses DB_common::prepare(), DB_common::buildManipSQL() - */ - function autoPrepare($table, $table_fields, $mode = DB_AUTOQUERY_INSERT, - $where = false) - { - $query = $this->buildManipSQL($table, $table_fields, $mode, $where); - if (DB::isError($query)) { - return $query; - } - return $this->prepare($query); - } - - // }}} - // {{{ autoExecute() - - /** - * Automaticaly generates an insert or update query and call prepare() - * and execute() with it - * - * @param string $table the table name - * @param array $fields_values the associative array where $key is a - * field name and $value its value - * @param int $mode a type of query to make: - * DB_AUTOQUERY_INSERT or DB_AUTOQUERY_UPDATE - * @param string $where for update queries: the WHERE clause to - * append to the SQL statement. Don't - * include the "WHERE" keyword. - * - * @return mixed a new DB_result object for successful SELECT queries - * or DB_OK for successul data manipulation queries. - * A DB_Error object on failure. - * - * @uses DB_common::autoPrepare(), DB_common::execute() - */ - function autoExecute($table, $fields_values, $mode = DB_AUTOQUERY_INSERT, - $where = false) - { - $sth = $this->autoPrepare($table, array_keys($fields_values), $mode, - $where); - if (DB::isError($sth)) { - return $sth; - } - $ret = $this->execute($sth, array_values($fields_values)); - $this->freePrepared($sth); - return $ret; - - } - - // }}} - // {{{ buildManipSQL() - - /** - * Produces an SQL query string for autoPrepare() - * - * Example: - * <pre> - * buildManipSQL('table_sql', array('field1', 'field2', 'field3'), - * DB_AUTOQUERY_INSERT); - * </pre> - * - * That returns - * <samp> - * INSERT INTO table_sql (field1,field2,field3) VALUES (?,?,?) - * </samp> - * - * NOTES: - * - This belongs more to a SQL Builder class, but this is a simple - * facility. - * - Be carefull! If you don't give a $where param with an UPDATE - * query, all the records of the table will be updated! - * - * @param string $table the table name - * @param array $table_fields the array of field names - * @param int $mode a type of query to make: - * DB_AUTOQUERY_INSERT or DB_AUTOQUERY_UPDATE - * @param string $where for update queries: the WHERE clause to - * append to the SQL statement. Don't - * include the "WHERE" keyword. - * - * @return string the sql query for autoPrepare() - */ - function buildManipSQL($table, $table_fields, $mode, $where = false) - { - if (count($table_fields) == 0) { - return $this->raiseError(DB_ERROR_NEED_MORE_DATA); - } - $first = true; - switch ($mode) { - case DB_AUTOQUERY_INSERT: - $values = ''; - $names = ''; - foreach ($table_fields as $value) { - if ($first) { - $first = false; - } else { - $names .= ','; - $values .= ','; - } - $names .= $value; - $values .= '?'; - } - return "INSERT INTO $table ($names) VALUES ($values)"; - case DB_AUTOQUERY_UPDATE: - $set = ''; - foreach ($table_fields as $value) { - if ($first) { - $first = false; - } else { - $set .= ','; - } - $set .= "$value = ?"; - } - $sql = "UPDATE $table SET $set"; - if ($where) { - $sql .= " WHERE $where"; - } - return $sql; - default: - return $this->raiseError(DB_ERROR_SYNTAX); - } - } - - // }}} - // {{{ execute() - - /** - * Executes a DB statement prepared with prepare() - * - * Example 1. - * <code> - * $sth = $db->prepare('INSERT INTO tbl (a, b, c) VALUES (?, !, &)'); - * $data = array( - * "John's text", - * "'it''s good'", - * 'filename.txt' - * ); - * $res = $db->execute($sth, $data); - * </code> - * - * @param resource $stmt a DB statement resource returned from prepare() - * @param mixed $data array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return mixed a new DB_result object for successful SELECT queries - * or DB_OK for successul data manipulation queries. - * A DB_Error object on failure. - * - * {@internal ibase and oci8 have their own execute() methods.}} - * - * @see DB_common::prepare() - */ - function &execute($stmt, $data = array()) - { - $realquery = $this->executeEmulateQuery($stmt, $data); - if (DB::isError($realquery)) { - return $realquery; - } - $result = $this->simpleQuery($realquery); - - if ($result === DB_OK || DB::isError($result)) { - return $result; - } else { - $tmp = new DB_result($this, $result); - return $tmp; - } - } - - // }}} - // {{{ executeEmulateQuery() - - /** - * Emulates executing prepared statements if the DBMS not support them - * - * @param resource $stmt a DB statement resource returned from execute() - * @param mixed $data array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return mixed a string containing the real query run when emulating - * prepare/execute. A DB_Error object on failure. - * - * @access protected - * @see DB_common::execute() - */ - function executeEmulateQuery($stmt, $data = array()) - { - $stmt = (int)$stmt; - $data = (array)$data; - $this->last_parameters = $data; - - if (count($this->prepare_types[$stmt]) != count($data)) { - $this->last_query = $this->prepared_queries[$stmt]; - return $this->raiseError(DB_ERROR_MISMATCH); - } - - $realquery = $this->prepare_tokens[$stmt][0]; - - $i = 0; - foreach ($data as $value) { - if ($this->prepare_types[$stmt][$i] == DB_PARAM_SCALAR) { - $realquery .= $this->quoteSmart($value); - } elseif ($this->prepare_types[$stmt][$i] == DB_PARAM_OPAQUE) { - $fp = @fopen($value, 'rb'); - if (!$fp) { - return $this->raiseError(DB_ERROR_ACCESS_VIOLATION); - } - $realquery .= $this->quoteSmart(fread($fp, filesize($value))); - fclose($fp); - } else { - $realquery .= $value; - } - - $realquery .= $this->prepare_tokens[$stmt][++$i]; - } - - return $realquery; - } - - // }}} - // {{{ executeMultiple() - - /** - * Performs several execute() calls on the same statement handle - * - * $data must be an array indexed numerically - * from 0, one execute call is done for every "row" in the array. - * - * If an error occurs during execute(), executeMultiple() does not - * execute the unfinished rows, but rather returns that error. - * - * @param resource $stmt query handle from prepare() - * @param array $data numeric array containing the - * data to insert into the query - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::prepare(), DB_common::execute() - */ - function executeMultiple($stmt, $data) - { - foreach ($data as $value) { - $res = $this->execute($stmt, $value); - if (DB::isError($res)) { - return $res; - } - } - return DB_OK; - } - - // }}} - // {{{ freePrepared() - - /** - * Frees the internal resources associated with a prepared query - * - * @param resource $stmt the prepared statement's PHP resource - * @param bool $free_resource should the PHP resource be freed too? - * Use false if you need to get data - * from the result set later. - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_common::prepare() - */ - function freePrepared($stmt, $free_resource = true) - { - $stmt = (int)$stmt; - if (isset($this->prepare_tokens[$stmt])) { - unset($this->prepare_tokens[$stmt]); - unset($this->prepare_types[$stmt]); - unset($this->prepared_queries[$stmt]); - return true; - } - return false; - } - - // }}} - // {{{ modifyQuery() - - /** - * Changes a query string for various DBMS specific reasons - * - * It is defined here to ensure all drivers have this method available. - * - * @param string $query the query string to modify - * - * @return string the modified query string - * - * @access protected - * @see DB_mysql::modifyQuery(), DB_oci8::modifyQuery(), - * DB_sqlite::modifyQuery() - */ - function modifyQuery($query) - { - return $query; - } - - // }}} - // {{{ modifyLimitQuery() - - /** - * Adds LIMIT clauses to a query string according to current DBMS standards - * - * It is defined here to assure that all implementations - * have this method defined. - * - * @param string $query the query to modify - * @param int $from the row to start to fetching (0 = the first row) - * @param int $count the numbers of rows to fetch - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return string the query string with LIMIT clauses added - * - * @access protected - */ - function modifyLimitQuery($query, $from, $count, $params = array()) - { - return $query; - } - - // }}} - // {{{ query() - - /** - * Sends a query to the database server - * - * The query string can be either a normal statement to be sent directly - * to the server OR if <var>$params</var> are passed the query can have - * placeholders and it will be passed through prepare() and execute(). - * - * @param string $query the SQL query or the statement to prepare - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return mixed a new DB_result object for successful SELECT queries - * or DB_OK for successul data manipulation queries. - * A DB_Error object on failure. - * - * @see DB_result, DB_common::prepare(), DB_common::execute() - */ - function &query($query, $params = array()) - { - if (sizeof($params) > 0) { - $sth = $this->prepare($query); - if (DB::isError($sth)) { - return $sth; - } - $ret = $this->execute($sth, $params); - $this->freePrepared($sth, false); - return $ret; - } else { - $this->last_parameters = array(); - $result = $this->simpleQuery($query); - if ($result === DB_OK || DB::isError($result)) { - return $result; - } else { - $tmp = new DB_result($this, $result); - return $tmp; - } - } - } - - // }}} - // {{{ limitQuery() - - /** - * Generates and executes a LIMIT query - * - * @param string $query the query - * @param intr $from the row to start to fetching (0 = the first row) - * @param int $count the numbers of rows to fetch - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return mixed a new DB_result object for successful SELECT queries - * or DB_OK for successul data manipulation queries. - * A DB_Error object on failure. - */ - function &limitQuery($query, $from, $count, $params = array()) - { - $query = $this->modifyLimitQuery($query, $from, $count, $params); - if (DB::isError($query)){ - return $query; - } - $result = $this->query($query, $params); - if (is_a($result, 'DB_result')) { - $result->setOption('limit_from', $from); - $result->setOption('limit_count', $count); - } - return $result; - } - - // }}} - // {{{ getOne() - - /** - * Fetches the first column of the first row from a query result - * - * Takes care of doing the query and freeing the results when finished. - * - * @param string $query the SQL query - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return mixed the returned value of the query. - * A DB_Error object on failure. - */ - function &getOne($query, $params = array()) - { - $params = (array)$params; - // modifyLimitQuery() would be nice here, but it causes BC issues - if (sizeof($params) > 0) { - $sth = $this->prepare($query); - if (DB::isError($sth)) { - return $sth; - } - $res = $this->execute($sth, $params); - $this->freePrepared($sth); - } else { - $res = $this->query($query); - } - - if (DB::isError($res)) { - return $res; - } - - $err = $res->fetchInto($row, DB_FETCHMODE_ORDERED); - $res->free(); - - if ($err !== DB_OK) { - return $err; - } - - return $row[0]; - } - - // }}} - // {{{ getRow() - - /** - * Fetches the first row of data returned from a query result - * - * Takes care of doing the query and freeing the results when finished. - * - * @param string $query the SQL query - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * @param int $fetchmode the fetch mode to use - * - * @return array the first row of results as an array. - * A DB_Error object on failure. - */ - function &getRow($query, $params = array(), - $fetchmode = DB_FETCHMODE_DEFAULT) - { - // compat check, the params and fetchmode parameters used to - // have the opposite order - if (!is_array($params)) { - if (is_array($fetchmode)) { - if ($params === null) { - $tmp = DB_FETCHMODE_DEFAULT; - } else { - $tmp = $params; - } - $params = $fetchmode; - $fetchmode = $tmp; - } elseif ($params !== null) { - $fetchmode = $params; - $params = array(); - } - } - // modifyLimitQuery() would be nice here, but it causes BC issues - if (sizeof($params) > 0) { - $sth = $this->prepare($query); - if (DB::isError($sth)) { - return $sth; - } - $res = $this->execute($sth, $params); - $this->freePrepared($sth); - } else { - $res = $this->query($query); - } - - if (DB::isError($res)) { - return $res; - } - - $err = $res->fetchInto($row, $fetchmode); - - $res->free(); - - if ($err !== DB_OK) { - return $err; - } - - return $row; - } - - // }}} - // {{{ getCol() - - /** - * Fetches a single column from a query result and returns it as an - * indexed array - * - * @param string $query the SQL query - * @param mixed $col which column to return (integer [column number, - * starting at 0] or string [column name]) - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return array the results as an array. A DB_Error object on failure. - * - * @see DB_common::query() - */ - function &getCol($query, $col = 0, $params = array()) - { - $params = (array)$params; - if (sizeof($params) > 0) { - $sth = $this->prepare($query); - - if (DB::isError($sth)) { - return $sth; - } - - $res = $this->execute($sth, $params); - $this->freePrepared($sth); - } else { - $res = $this->query($query); - } - - if (DB::isError($res)) { - return $res; - } - - $fetchmode = is_int($col) ? DB_FETCHMODE_ORDERED : DB_FETCHMODE_ASSOC; - - if (!is_array($row = $res->fetchRow($fetchmode))) { - $ret = array(); - } else { - if (!array_key_exists($col, $row)) { - $ret = $this->raiseError(DB_ERROR_NOSUCHFIELD); - } else { - $ret = array($row[$col]); - while (is_array($row = $res->fetchRow($fetchmode))) { - $ret[] = $row[$col]; - } - } - } - - $res->free(); - - if (DB::isError($row)) { - $ret = $row; - } - - return $ret; - } - - // }}} - // {{{ getAssoc() - - /** - * Fetches an entire query result and returns it as an - * associative array using the first column as the key - * - * If the result set contains more than two columns, the value - * will be an array of the values from column 2-n. If the result - * set contains only two columns, the returned value will be a - * scalar with the value of the second column (unless forced to an - * array with the $force_array parameter). A DB error code is - * returned on errors. If the result set contains fewer than two - * columns, a DB_ERROR_TRUNCATED error is returned. - * - * For example, if the table "mytable" contains: - * - * <pre> - * ID TEXT DATE - * -------------------------------- - * 1 'one' 944679408 - * 2 'two' 944679408 - * 3 'three' 944679408 - * </pre> - * - * Then the call getAssoc('SELECT id,text FROM mytable') returns: - * <pre> - * array( - * '1' => 'one', - * '2' => 'two', - * '3' => 'three', - * ) - * </pre> - * - * ...while the call getAssoc('SELECT id,text,date FROM mytable') returns: - * <pre> - * array( - * '1' => array('one', '944679408'), - * '2' => array('two', '944679408'), - * '3' => array('three', '944679408') - * ) - * </pre> - * - * If the more than one row occurs with the same value in the - * first column, the last row overwrites all previous ones by - * default. Use the $group parameter if you don't want to - * overwrite like this. Example: - * - * <pre> - * getAssoc('SELECT category,id,name FROM mytable', false, null, - * DB_FETCHMODE_ASSOC, true) returns: - * - * array( - * '1' => array(array('id' => '4', 'name' => 'number four'), - * array('id' => '6', 'name' => 'number six') - * ), - * '9' => array(array('id' => '4', 'name' => 'number four'), - * array('id' => '6', 'name' => 'number six') - * ) - * ) - * </pre> - * - * Keep in mind that database functions in PHP usually return string - * values for results regardless of the database's internal type. - * - * @param string $query the SQL query - * @param bool $force_array used only when the query returns - * exactly two columns. If true, the values - * of the returned array will be one-element - * arrays instead of scalars. - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of - * items passed must match quantity of - * placeholders in query: meaning 1 - * placeholder for non-array parameters or - * 1 placeholder per array element. - * @param int $fetchmode the fetch mode to use - * @param bool $group if true, the values of the returned array - * is wrapped in another array. If the same - * key value (in the first column) repeats - * itself, the values will be appended to - * this array instead of overwriting the - * existing values. - * - * @return array the associative array containing the query results. - * A DB_Error object on failure. - */ - function &getAssoc($query, $force_array = false, $params = array(), - $fetchmode = DB_FETCHMODE_DEFAULT, $group = false) - { - $params = (array)$params; - if (sizeof($params) > 0) { - $sth = $this->prepare($query); - - if (DB::isError($sth)) { - return $sth; - } - - $res = $this->execute($sth, $params); - $this->freePrepared($sth); - } else { - $res = $this->query($query); - } - - if (DB::isError($res)) { - return $res; - } - if ($fetchmode == DB_FETCHMODE_DEFAULT) { - $fetchmode = $this->fetchmode; - } - $cols = $res->numCols(); - - if ($cols < 2) { - $tmp = $this->raiseError(DB_ERROR_TRUNCATED); - return $tmp; - } - - $results = array(); - - if ($cols > 2 || $force_array) { - // return array values - // XXX this part can be optimized - if ($fetchmode == DB_FETCHMODE_ASSOC) { - while (is_array($row = $res->fetchRow(DB_FETCHMODE_ASSOC))) { - reset($row); - $key = current($row); - unset($row[key($row)]); - if ($group) { - $results[$key][] = $row; - } else { - $results[$key] = $row; - } - } - } elseif ($fetchmode == DB_FETCHMODE_OBJECT) { - while ($row = $res->fetchRow(DB_FETCHMODE_OBJECT)) { - $arr = get_object_vars($row); - $key = current($arr); - if ($group) { - $results[$key][] = $row; - } else { - $results[$key] = $row; - } - } - } else { - while (is_array($row = $res->fetchRow(DB_FETCHMODE_ORDERED))) { - // we shift away the first element to get - // indices running from 0 again - $key = array_shift($row); - if ($group) { - $results[$key][] = $row; - } else { - $results[$key] = $row; - } - } - } - if (DB::isError($row)) { - $results = $row; - } - } else { - // return scalar values - while (is_array($row = $res->fetchRow(DB_FETCHMODE_ORDERED))) { - if ($group) { - $results[$row[0]][] = $row[1]; - } else { - $results[$row[0]] = $row[1]; - } - } - if (DB::isError($row)) { - $results = $row; - } - } - - $res->free(); - - return $results; - } - - // }}} - // {{{ getAll() - - /** - * Fetches all of the rows from a query result - * - * @param string $query the SQL query - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of - * items passed must match quantity of - * placeholders in query: meaning 1 - * placeholder for non-array parameters or - * 1 placeholder per array element. - * @param int $fetchmode the fetch mode to use: - * + DB_FETCHMODE_ORDERED - * + DB_FETCHMODE_ASSOC - * + DB_FETCHMODE_ORDERED | DB_FETCHMODE_FLIPPED - * + DB_FETCHMODE_ASSOC | DB_FETCHMODE_FLIPPED - * - * @return array the nested array. A DB_Error object on failure. - */ - function &getAll($query, $params = array(), - $fetchmode = DB_FETCHMODE_DEFAULT) - { - // compat check, the params and fetchmode parameters used to - // have the opposite order - if (!is_array($params)) { - if (is_array($fetchmode)) { - if ($params === null) { - $tmp = DB_FETCHMODE_DEFAULT; - } else { - $tmp = $params; - } - $params = $fetchmode; - $fetchmode = $tmp; - } elseif ($params !== null) { - $fetchmode = $params; - $params = array(); - } - } - - if (sizeof($params) > 0) { - $sth = $this->prepare($query); - - if (DB::isError($sth)) { - return $sth; - } - - $res = $this->execute($sth, $params); - $this->freePrepared($sth); - } else { - $res = $this->query($query); - } - - if ($res === DB_OK || DB::isError($res)) { - return $res; - } - - $results = array(); - while (DB_OK === $res->fetchInto($row, $fetchmode)) { - if ($fetchmode & DB_FETCHMODE_FLIPPED) { - foreach ($row as $key => $val) { - $results[$key][] = $val; - } - } else { - $results[] = $row; - } - } - - $res->free(); - - if (DB::isError($row)) { - $tmp = $this->raiseError($row); - return $tmp; - } - return $results; - } - - // }}} - // {{{ autoCommit() - - /** - * Enables or disables automatic commits - * - * @param bool $onoff true turns it on, false turns it off - * - * @return int DB_OK on success. A DB_Error object if the driver - * doesn't support auto-committing transactions. - */ - function autoCommit($onoff = false) - { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ commit() - - /** - * Commits the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function commit() - { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ rollback() - - /** - * Reverts the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function rollback() - { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ numRows() - - /** - * Determines the number of rows in a query result - * - * @param resource $result the query result idenifier produced by PHP - * - * @return int the number of rows. A DB_Error object on failure. - */ - function numRows($result) - { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ affectedRows() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ getSequenceName() - - /** - * Generates the name used inside the database for a sequence - * - * The createSequence() docblock contains notes about storing sequence - * names. - * - * @param string $sqn the sequence's public name - * - * @return string the sequence's name in the backend - * - * @access protected - * @see DB_common::createSequence(), DB_common::dropSequence(), - * DB_common::nextID(), DB_common::setOption() - */ - function getSequenceName($sqn) - { - return sprintf($this->getOption('seqname_format'), - preg_replace('/[^a-z0-9_.]/i', '_', $sqn)); - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::dropSequence(), - * DB_common::getSequenceName() - */ - function nextId($seq_name, $ondemand = true) - { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ createSequence() - - /** - * Creates a new sequence - * - * The name of a given sequence is determined by passing the string - * provided in the <var>$seq_name</var> argument through PHP's sprintf() - * function using the value from the <var>seqname_format</var> option as - * the sprintf()'s format argument. - * - * <var>seqname_format</var> is set via setOption(). - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_common::nextID() - */ - function createSequence($seq_name) - { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_common::nextID() - */ - function dropSequence($seq_name) - { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ raiseError() - - /** - * Communicates an error and invoke error callbacks, etc - * - * Basically a wrapper for PEAR::raiseError without the message string. - * - * @param mixed integer error code, or a PEAR error object (all - * other parameters are ignored if this parameter is - * an object - * @param int error mode, see PEAR_Error docs - * @param mixed if error mode is PEAR_ERROR_TRIGGER, this is the - * error level (E_USER_NOTICE etc). If error mode is - * PEAR_ERROR_CALLBACK, this is the callback function, - * either as a function name, or as an array of an - * object and method name. For other error modes this - * parameter is ignored. - * @param string extra debug information. Defaults to the last - * query and native error code. - * @param mixed native error code, integer or string depending the - * backend - * - * @return object the PEAR_Error object - * - * @see PEAR_Error - */ - function &raiseError($code = DB_ERROR, $mode = null, $options = null, - $userinfo = null, $nativecode = null) - { - // The error is yet a DB error object - if (is_object($code)) { - // because we the static PEAR::raiseError, our global - // handler should be used if it is set - if ($mode === null && !empty($this->_default_error_mode)) { - $mode = $this->_default_error_mode; - $options = $this->_default_error_options; - } - $tmp = PEAR::raiseError($code, null, $mode, $options, - null, null, true); - return $tmp; - } - - if ($userinfo === null) { - $userinfo = $this->last_query; - } - - if ($nativecode) { - $userinfo .= ' [nativecode=' . trim($nativecode) . ']'; - } else { - $userinfo .= ' [DB Error: ' . DB::errorMessage($code) . ']'; - } - - $tmp = PEAR::raiseError(null, $code, $mode, $options, $userinfo, - 'DB_Error', true); - return $tmp; - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error code produced by the last query - * - * @return mixed the DBMS' error code. A DB_Error object on failure. - */ - function errorNative() - { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ errorCode() - - /** - * Maps native error codes to DB's portable ones - * - * Uses the <var>$errorcode_map</var> property defined in each driver. - * - * @param string|int $nativecode the error code returned by the DBMS - * - * @return int the portable DB error code. Return DB_ERROR if the - * current driver doesn't have a mapping for the - * $nativecode submitted. - */ - function errorCode($nativecode) - { - if (isset($this->errorcode_map[$nativecode])) { - return $this->errorcode_map[$nativecode]; - } - // Fall back to DB_ERROR if there was no mapping. - return DB_ERROR; - } - - // }}} - // {{{ errorMessage() - - /** - * Maps a DB error code to a textual message - * - * @param integer $dbcode the DB error code - * - * @return string the error message corresponding to the error code - * submitted. FALSE if the error code is unknown. - * - * @see DB::errorMessage() - */ - function errorMessage($dbcode) - { - return DB::errorMessage($this->errorcode_map[$dbcode]); - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * The format of the resulting array depends on which <var>$mode</var> - * you select. The sample output below is based on this query: - * <pre> - * SELECT tblFoo.fldID, tblFoo.fldPhone, tblBar.fldId - * FROM tblFoo - * JOIN tblBar ON tblFoo.fldId = tblBar.fldId - * </pre> - * - * <ul> - * <li> - * - * <kbd>null</kbd> (default) - * <pre> - * [0] => Array ( - * [table] => tblFoo - * [name] => fldId - * [type] => int - * [len] => 11 - * [flags] => primary_key not_null - * ) - * [1] => Array ( - * [table] => tblFoo - * [name] => fldPhone - * [type] => string - * [len] => 20 - * [flags] => - * ) - * [2] => Array ( - * [table] => tblBar - * [name] => fldId - * [type] => int - * [len] => 11 - * [flags] => primary_key not_null - * ) - * </pre> - * - * </li><li> - * - * <kbd>DB_TABLEINFO_ORDER</kbd> - * - * <p>In addition to the information found in the default output, - * a notation of the number of columns is provided by the - * <samp>num_fields</samp> element while the <samp>order</samp> - * element provides an array with the column names as the keys and - * their location index number (corresponding to the keys in the - * the default output) as the values.</p> - * - * <p>If a result set has identical field names, the last one is - * used.</p> - * - * <pre> - * [num_fields] => 3 - * [order] => Array ( - * [fldId] => 2 - * [fldTrans] => 1 - * ) - * </pre> - * - * </li><li> - * - * <kbd>DB_TABLEINFO_ORDERTABLE</kbd> - * - * <p>Similar to <kbd>DB_TABLEINFO_ORDER</kbd> but adds more - * dimensions to the array in which the table names are keys and - * the field names are sub-keys. This is helpful for queries that - * join tables which have identical field names.</p> - * - * <pre> - * [num_fields] => 3 - * [ordertable] => Array ( - * [tblFoo] => Array ( - * [fldId] => 0 - * [fldPhone] => 1 - * ) - * [tblBar] => Array ( - * [fldId] => 2 - * ) - * ) - * </pre> - * - * </li> - * </ul> - * - * The <samp>flags</samp> element contains a space separated list - * of extra information about the field. This data is inconsistent - * between DBMS's due to the way each DBMS works. - * + <samp>primary_key</samp> - * + <samp>unique_key</samp> - * + <samp>multiple_key</samp> - * + <samp>not_null</samp> - * - * Most DBMS's only provide the <samp>table</samp> and <samp>flags</samp> - * elements if <var>$result</var> is a table name. The following DBMS's - * provide full information from queries: - * + fbsql - * + mysql - * - * If the 'portability' option has <samp>DB_PORTABILITY_LOWERCASE</samp> - * turned on, the names of tables and fields will be lowercased. - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode either unused or one of the tableInfo modes: - * <kbd>DB_TABLEINFO_ORDERTABLE</kbd>, - * <kbd>DB_TABLEINFO_ORDER</kbd> or - * <kbd>DB_TABLEINFO_FULL</kbd> (which does both). - * These are bitwise, so the first two can be - * combined using <kbd>|</kbd>. - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::setOption() - */ - function tableInfo($result, $mode = null) - { - /* - * If the DB_<driver> class has a tableInfo() method, that one - * overrides this one. But, if the driver doesn't have one, - * this method runs and tells users about that fact. - */ - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ getTables() - - /** - * Lists the tables in the current database - * - * @return array the list of tables. A DB_Error object on failure. - * - * @deprecated Method deprecated some time before Release 1.2 - */ - function getTables() - { - return $this->getListOf('tables'); - } - - // }}} - // {{{ getListOf() - - /** - * Lists internal database information - * - * @param string $type type of information being sought. - * Common items being sought are: - * tables, databases, users, views, functions - * Each DBMS's has its own capabilities. - * - * @return array an array listing the items sought. - * A DB DB_Error object on failure. - */ - function getListOf($type) - { - $sql = $this->getSpecialQuery($type); - if ($sql === null) { - $this->last_query = ''; - return $this->raiseError(DB_ERROR_UNSUPPORTED); - } elseif (is_int($sql) || DB::isError($sql)) { - // Previous error - return $this->raiseError($sql); - } elseif (is_array($sql)) { - // Already the result - return $sql; - } - // Launch this query - return $this->getCol($sql); - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * - * @return string the SQL query string or null if the driver doesn't - * support the object type requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type) - { - return $this->raiseError(DB_ERROR_UNSUPPORTED); - } - - // }}} - // {{{ nextQueryIsManip() - - /** - * Sets (or unsets) a flag indicating that the next query will be a - * manipulation query, regardless of the usual DB::isManip() heuristics. - * - * @param boolean true to set the flag overriding the isManip() behaviour, - * false to clear it and fall back onto isManip() - * - * @return void - * - * @access public - */ - function nextQueryIsManip($manip) - { - $this->_next_query_manip = $manip; - } - - // }}} - // {{{ _checkManip() - - /** - * Checks if the given query is a manipulation query. This also takes into - * account the _next_query_manip flag and sets the _last_query_manip flag - * (and resets _next_query_manip) according to the result. - * - * @param string The query to check. - * - * @return boolean true if the query is a manipulation query, false - * otherwise - * - * @access protected - */ - function _checkManip($query) - { - if ($this->_next_query_manip || DB::isManip($query)) { - $this->_last_query_manip = true; - } else { - $this->_last_query_manip = false; - } - $this->_next_query_manip = false; - return $this->_last_query_manip; - $manip = $this->_next_query_manip; - } - - // }}} - // {{{ _rtrimArrayValues() - - /** - * Right-trims all strings in an array - * - * @param array $array the array to be trimmed (passed by reference) - * - * @return void - * - * @access protected - */ - function _rtrimArrayValues(&$array) - { - foreach ($array as $key => $value) { - if (is_string($value)) { - $array[$key] = rtrim($value); - } - } - } - - // }}} - // {{{ _convertNullArrayValuesToEmpty() - - /** - * Converts all null values in an array to empty strings - * - * @param array $array the array to be de-nullified (passed by reference) - * - * @return void - * - * @access protected - */ - function _convertNullArrayValuesToEmpty(&$array) - { - foreach ($array as $key => $value) { - if (is_null($value)) { - $array[$key] = ''; - } - } - } - - // }}} -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/dbase.php b/program/lib/DB/dbase.php deleted file mode 100644 index 25455ccda..000000000 --- a/program/lib/DB/dbase.php +++ /dev/null @@ -1,510 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's dbase extension - * for interacting with dBase databases - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Tomas V.V. Cox <cox@idecnet.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's dbase extension - * for interacting with dBase databases - * - * These methods overload the ones declared in DB_common. - * - * @category Database - * @package DB - * @author Tomas V.V. Cox <cox@idecnet.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_dbase extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'dbase'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'dbase'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * @var array - */ - var $features = array( - 'limit' => false, - 'new_link' => false, - 'numrows' => true, - 'pconnect' => false, - 'prepare' => false, - 'ssl' => false, - 'transactions' => false, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - var $errorcode_map = array( - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * A means of emulating result resources - * @var array - */ - var $res_row = array(); - - /** - * The quantity of results so far - * - * For emulating result resources. - * - * @var integer - */ - var $result = 0; - - /** - * Maps dbase data type id's to human readable strings - * - * The human readable values are based on the output of PHP's - * dbase_get_header_info() function. - * - * @var array - * @since Property available since Release 1.7.0 - */ - var $types = array( - 'C' => 'character', - 'D' => 'date', - 'L' => 'boolean', - 'M' => 'memo', - 'N' => 'number', - ); - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_dbase() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database and create it if it doesn't exist - * - * Don't call this method directly. Use DB::connect() instead. - * - * PEAR DB's dbase driver supports the following extra DSN options: - * + mode An integer specifying the read/write mode to use - * (0 = read only, 1 = write only, 2 = read/write). - * Available since PEAR DB 1.7.0. - * + fields An array of arrays that PHP's dbase_create() function needs - * to create a new database. This information is used if the - * dBase file specified in the "database" segment of the DSN - * does not exist. For more info, see the PHP manual's - * {@link http://php.net/dbase_create dbase_create()} page. - * Available since PEAR DB 1.7.0. - * - * Example of how to connect and establish a new dBase file if necessary: - * <code> - * require_once 'DB.php'; - * - * $dsn = array( - * 'phptype' => 'dbase', - * 'database' => '/path/and/name/of/dbase/file', - * 'mode' => 2, - * 'fields' => array( - * array('a', 'N', 5, 0), - * array('b', 'C', 40), - * array('c', 'C', 255), - * array('d', 'C', 20), - * ), - * ); - * $options = array( - * 'debug' => 2, - * 'portability' => DB_PORTABILITY_ALL, - * ); - * - * $db = DB::connect($dsn, $options); - * if (PEAR::isError($db)) { - * die($db->getMessage()); - * } - * </code> - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('dbase')) { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - - /* - * Turn track_errors on for entire script since $php_errormsg - * is the only way to find errors from the dbase extension. - */ - @ini_set('track_errors', 1); - $php_errormsg = ''; - - if (!file_exists($dsn['database'])) { - $this->dsn['mode'] = 2; - if (empty($dsn['fields']) || !is_array($dsn['fields'])) { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - 'the dbase file does not exist and ' - . 'it could not be created because ' - . 'the "fields" element of the DSN ' - . 'is not properly set'); - } - $this->connection = @dbase_create($dsn['database'], - $dsn['fields']); - if (!$this->connection) { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - 'the dbase file does not exist and ' - . 'the attempt to create it failed: ' - . $php_errormsg); - } - } else { - if (!isset($this->dsn['mode'])) { - $this->dsn['mode'] = 0; - } - $this->connection = @dbase_open($dsn['database'], - $this->dsn['mode']); - if (!$this->connection) { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $php_errormsg); - } - } - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $ret = @dbase_close($this->connection); - $this->connection = null; - return $ret; - } - - // }}} - // {{{ &query() - - function &query($query = null) - { - // emulate result resources - $this->res_row[(int)$this->result] = 0; - $tmp = new DB_result($this, $this->result++); - return $tmp; - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - if ($rownum === null) { - $rownum = $this->res_row[(int)$result]++; - } - if ($fetchmode & DB_FETCHMODE_ASSOC) { - $arr = @dbase_get_record_with_names($this->connection, $rownum); - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { - $arr = array_change_key_case($arr, CASE_LOWER); - } - } else { - $arr = @dbase_get_record($this->connection, $rownum); - } - if (!$arr) { - return null; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set. - * - * This method is a no-op for dbase, as there aren't result resources in - * the same sense as most other database backends. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - return true; - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($foo) - { - return @dbase_numfields($this->connection); - } - - // }}} - // {{{ numRows() - - /** - * Gets the number of rows in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numRows() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of rows. A DB_Error object on failure. - * - * @see DB_result::numRows() - */ - function numRows($foo) - { - return @dbase_numrecords($this->connection); - } - - // }}} - // {{{ quoteBoolean() - - /** - * Formats a boolean value for use within a query in a locale-independent - * manner. - * - * @param boolean the boolean value to be quoted. - * @return string the quoted string. - * @see DB_common::quoteSmart() - * @since Method available since release 1.7.8. - */ - function quoteBoolean($boolean) { - return $boolean ? 'T' : 'F'; - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about the current database - * - * @param mixed $result THIS IS UNUSED IN DBASE. The current database - * is examined regardless of what is provided here. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::tableInfo() - * @since Method available since Release 1.7.0 - */ - function tableInfo($result = null, $mode = null) - { - if (function_exists('dbase_get_header_info')) { - $id = @dbase_get_header_info($this->connection); - if (!$id && $php_errormsg) { - return $this->raiseError(DB_ERROR, - null, null, null, - $php_errormsg); - } - } else { - /* - * This segment for PHP 4 is loosely based on code by - * Hadi Rusiah <deegos@yahoo.com> in the comments on - * the dBase reference page in the PHP manual. - */ - $db = @fopen($this->dsn['database'], 'r'); - if (!$db) { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $php_errormsg); - } - - $id = array(); - $i = 0; - - $line = fread($db, 32); - while (!feof($db)) { - $line = fread($db, 32); - if (substr($line, 0, 1) == chr(13)) { - break; - } else { - $pos = strpos(substr($line, 0, 10), chr(0)); - $pos = ($pos == 0 ? 10 : $pos); - $id[$i] = array( - 'name' => substr($line, 0, $pos), - 'type' => $this->types[substr($line, 11, 1)], - 'length' => ord(substr($line, 16, 1)), - 'precision' => ord(substr($line, 17, 1)), - ); - } - $i++; - } - - fclose($db); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $res = array(); - $count = count($id); - - if ($mode) { - $res['num_fields'] = $count; - } - - for ($i = 0; $i < $count; $i++) { - $res[$i] = array( - 'table' => $this->dsn['database'], - 'name' => $case_func($id[$i]['name']), - 'type' => $id[$i]['type'], - 'len' => $id[$i]['length'], - 'flags' => '' - ); - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - return $res; - } - - // }}} -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/fbsql.php b/program/lib/DB/fbsql.php deleted file mode 100644 index 8ebcccd0c..000000000 --- a/program/lib/DB/fbsql.php +++ /dev/null @@ -1,769 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's fbsql extension - * for interacting with FrontBase databases - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Frank M. Kromann <frank@frontbase.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's fbsql extension - * for interacting with FrontBase databases - * - * These methods overload the ones declared in DB_common. - * - * @category Database - * @package DB - * @author Frank M. Kromann <frank@frontbase.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - * @since Class functional since Release 1.7.0 - */ -class DB_fbsql extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'fbsql'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'fbsql'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * @var array - */ - var $features = array( - 'limit' => 'alter', - 'new_link' => false, - 'numrows' => true, - 'pconnect' => true, - 'prepare' => false, - 'ssl' => false, - 'transactions' => true, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - var $errorcode_map = array( - 22 => DB_ERROR_SYNTAX, - 85 => DB_ERROR_ALREADY_EXISTS, - 108 => DB_ERROR_SYNTAX, - 116 => DB_ERROR_NOSUCHTABLE, - 124 => DB_ERROR_VALUE_COUNT_ON_ROW, - 215 => DB_ERROR_NOSUCHFIELD, - 217 => DB_ERROR_INVALID_NUMBER, - 226 => DB_ERROR_NOSUCHFIELD, - 231 => DB_ERROR_INVALID, - 239 => DB_ERROR_TRUNCATED, - 251 => DB_ERROR_SYNTAX, - 266 => DB_ERROR_NOT_FOUND, - 357 => DB_ERROR_CONSTRAINT_NOT_NULL, - 358 => DB_ERROR_CONSTRAINT, - 360 => DB_ERROR_CONSTRAINT, - 361 => DB_ERROR_CONSTRAINT, - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_fbsql() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('fbsql')) { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - - $params = array( - $dsn['hostspec'] ? $dsn['hostspec'] : 'localhost', - $dsn['username'] ? $dsn['username'] : null, - $dsn['password'] ? $dsn['password'] : null, - ); - - $connect_function = $persistent ? 'fbsql_pconnect' : 'fbsql_connect'; - - $ini = ini_get('track_errors'); - $php_errormsg = ''; - if ($ini) { - $this->connection = @call_user_func_array($connect_function, - $params); - } else { - @ini_set('track_errors', 1); - $this->connection = @call_user_func_array($connect_function, - $params); - @ini_set('track_errors', $ini); - } - - if (!$this->connection) { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $php_errormsg); - } - - if ($dsn['database']) { - if (!@fbsql_select_db($dsn['database'], $this->connection)) { - return $this->fbsqlRaiseError(); - } - } - - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $ret = @fbsql_close($this->connection); - $this->connection = null; - return $ret; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $this->last_query = $query; - $query = $this->modifyQuery($query); - $result = @fbsql_query("$query;", $this->connection); - if (!$result) { - return $this->fbsqlRaiseError(); - } - // Determine which queries that should return data, and which - // should return an error code only. - if ($this->_checkManip($query)) { - return DB_OK; - } - return $result; - } - - // }}} - // {{{ nextResult() - - /** - * Move the internal fbsql result pointer to the next available result - * - * @param a valid fbsql result resource - * - * @access public - * - * @return true if a result is available otherwise return false - */ - function nextResult($result) - { - return @fbsql_next_result($result); - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - if ($rownum !== null) { - if (!@fbsql_data_seek($result, $rownum)) { - return null; - } - } - if ($fetchmode & DB_FETCHMODE_ASSOC) { - $arr = @fbsql_fetch_array($result, FBSQL_ASSOC); - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { - $arr = array_change_key_case($arr, CASE_LOWER); - } - } else { - $arr = @fbsql_fetch_row($result); - } - if (!$arr) { - return null; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - return is_resource($result) ? fbsql_free_result($result) : false; - } - - // }}} - // {{{ autoCommit() - - /** - * Enables or disables automatic commits - * - * @param bool $onoff true turns it on, false turns it off - * - * @return int DB_OK on success. A DB_Error object if the driver - * doesn't support auto-committing transactions. - */ - function autoCommit($onoff=false) - { - if ($onoff) { - $this->query("SET COMMIT TRUE"); - } else { - $this->query("SET COMMIT FALSE"); - } - } - - // }}} - // {{{ commit() - - /** - * Commits the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function commit() - { - @fbsql_commit($this->connection); - } - - // }}} - // {{{ rollback() - - /** - * Reverts the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function rollback() - { - @fbsql_rollback($this->connection); - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - $cols = @fbsql_num_fields($result); - if (!$cols) { - return $this->fbsqlRaiseError(); - } - return $cols; - } - - // }}} - // {{{ numRows() - - /** - * Gets the number of rows in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numRows() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of rows. A DB_Error object on failure. - * - * @see DB_result::numRows() - */ - function numRows($result) - { - $rows = @fbsql_num_rows($result); - if ($rows === null) { - return $this->fbsqlRaiseError(); - } - return $rows; - } - - // }}} - // {{{ affectedRows() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - if ($this->_last_query_manip) { - $result = @fbsql_affected_rows($this->connection); - } else { - $result = 0; - } - return $result; - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::nextID(), DB_common::getSequenceName(), - * DB_fbsql::createSequence(), DB_fbsql::dropSequence() - */ - function nextId($seq_name, $ondemand = true) - { - $seqname = $this->getSequenceName($seq_name); - do { - $repeat = 0; - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->query('SELECT UNIQUE FROM ' . $seqname); - $this->popErrorHandling(); - if ($ondemand && DB::isError($result) && - $result->getCode() == DB_ERROR_NOSUCHTABLE) { - $repeat = 1; - $result = $this->createSequence($seq_name); - if (DB::isError($result)) { - return $result; - } - } else { - $repeat = 0; - } - } while ($repeat); - if (DB::isError($result)) { - return $this->fbsqlRaiseError(); - } - $result->fetchInto($tmp, DB_FETCHMODE_ORDERED); - return $tmp[0]; - } - - /** - * Creates a new sequence - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_fbsql::nextID(), DB_fbsql::dropSequence() - */ - function createSequence($seq_name) - { - $seqname = $this->getSequenceName($seq_name); - $res = $this->query('CREATE TABLE ' . $seqname - . ' (id INTEGER NOT NULL,' - . ' PRIMARY KEY(id))'); - if ($res) { - $res = $this->query('SET UNIQUE = 0 FOR ' . $seqname); - } - return $res; - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_fbsql::nextID(), DB_fbsql::createSequence() - */ - function dropSequence($seq_name) - { - return $this->query('DROP TABLE ' . $this->getSequenceName($seq_name) - . ' RESTRICT'); - } - - // }}} - // {{{ modifyLimitQuery() - - /** - * Adds LIMIT clauses to a query string according to current DBMS standards - * - * @param string $query the query to modify - * @param int $from the row to start to fetching (0 = the first row) - * @param int $count the numbers of rows to fetch - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return string the query string with LIMIT clauses added - * - * @access protected - */ - function modifyLimitQuery($query, $from, $count, $params = array()) - { - if (DB::isManip($query) || $this->_next_query_manip) { - return preg_replace('/^([\s(])*SELECT/i', - "\\1SELECT TOP($count)", $query); - } else { - return preg_replace('/([\s(])*SELECT/i', - "\\1SELECT TOP($from, $count)", $query); - } - } - - // }}} - // {{{ quoteBoolean() - - /** - * Formats a boolean value for use within a query in a locale-independent - * manner. - * - * @param boolean the boolean value to be quoted. - * @return string the quoted string. - * @see DB_common::quoteSmart() - * @since Method available since release 1.7.8. - */ - function quoteBoolean($boolean) { - return $boolean ? 'TRUE' : 'FALSE'; - } - - // }}} - // {{{ quoteFloat() - - /** - * Formats a float value for use within a query in a locale-independent - * manner. - * - * @param float the float value to be quoted. - * @return string the quoted string. - * @see DB_common::quoteSmart() - * @since Method available since release 1.7.8. - */ - function quoteFloat($float) { - return $this->escapeSimple(str_replace(',', '.', strval(floatval($float)))); - } - - // }}} - // {{{ fbsqlRaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_fbsql::errorNative(), DB_common::errorCode() - */ - function fbsqlRaiseError($errno = null) - { - if ($errno === null) { - $errno = $this->errorCode(fbsql_errno($this->connection)); - } - return $this->raiseError($errno, null, null, null, - @fbsql_error($this->connection)); - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error code produced by the last query - * - * @return int the DBMS' error code - */ - function errorNative() - { - return @fbsql_errno($this->connection); - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::tableInfo() - */ - function tableInfo($result, $mode = null) - { - if (is_string($result)) { - /* - * Probably received a table name. - * Create a result resource identifier. - */ - $id = @fbsql_list_fields($this->dsn['database'], - $result, $this->connection); - $got_string = true; - } elseif (isset($result->result)) { - /* - * Probably received a result object. - * Extract the result resource identifier. - */ - $id = $result->result; - $got_string = false; - } else { - /* - * Probably received a result resource identifier. - * Copy it. - * Deprecated. Here for compatibility only. - */ - $id = $result; - $got_string = false; - } - - if (!is_resource($id)) { - return $this->fbsqlRaiseError(DB_ERROR_NEED_MORE_DATA); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $count = @fbsql_num_fields($id); - $res = array(); - - if ($mode) { - $res['num_fields'] = $count; - } - - for ($i = 0; $i < $count; $i++) { - $res[$i] = array( - 'table' => $case_func(@fbsql_field_table($id, $i)), - 'name' => $case_func(@fbsql_field_name($id, $i)), - 'type' => @fbsql_field_type($id, $i), - 'len' => @fbsql_field_len($id, $i), - 'flags' => @fbsql_field_flags($id, $i), - ); - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - // free the result only if we were called on a table - if ($got_string) { - @fbsql_free_result($id); - } - return $res; - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * - * @return string the SQL query string or null if the driver doesn't - * support the object type requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type) - { - switch ($type) { - case 'tables': - return 'SELECT "table_name" FROM information_schema.tables' - . ' t0, information_schema.schemata t1' - . ' WHERE t0.schema_pk=t1.schema_pk AND' - . ' "table_type" = \'BASE TABLE\'' - . ' AND "schema_name" = current_schema'; - case 'views': - return 'SELECT "table_name" FROM information_schema.tables' - . ' t0, information_schema.schemata t1' - . ' WHERE t0.schema_pk=t1.schema_pk AND' - . ' "table_type" = \'VIEW\'' - . ' AND "schema_name" = current_schema'; - case 'users': - return 'SELECT "user_name" from information_schema.users'; - case 'functions': - return 'SELECT "routine_name" FROM' - . ' information_schema.psm_routines' - . ' t0, information_schema.schemata t1' - . ' WHERE t0.schema_pk=t1.schema_pk' - . ' AND "routine_kind"=\'FUNCTION\'' - . ' AND "schema_name" = current_schema'; - case 'procedures': - return 'SELECT "routine_name" FROM' - . ' information_schema.psm_routines' - . ' t0, information_schema.schemata t1' - . ' WHERE t0.schema_pk=t1.schema_pk' - . ' AND "routine_kind"=\'PROCEDURE\'' - . ' AND "schema_name" = current_schema'; - default: - return null; - } - } - - // }}} -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/ibase.php b/program/lib/DB/ibase.php deleted file mode 100644 index 913fbf3eb..000000000 --- a/program/lib/DB/ibase.php +++ /dev/null @@ -1,1082 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's interbase extension - * for interacting with Interbase and Firebird databases - * - * While this class works with PHP 4, PHP's InterBase extension is - * unstable in PHP 4. Use PHP 5. - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Sterling Hughes <sterling@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's interbase extension - * for interacting with Interbase and Firebird databases - * - * These methods overload the ones declared in DB_common. - * - * While this class works with PHP 4, PHP's InterBase extension is - * unstable in PHP 4. Use PHP 5. - * - * NOTICE: limitQuery() only works for Firebird. - * - * @category Database - * @package DB - * @author Sterling Hughes <sterling@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - * @since Class became stable in Release 1.7.0 - */ -class DB_ibase extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'ibase'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'ibase'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * NOTE: only firebird supports limit. - * - * @var array - */ - var $features = array( - 'limit' => false, - 'new_link' => false, - 'numrows' => 'emulate', - 'pconnect' => true, - 'prepare' => true, - 'ssl' => false, - 'transactions' => true, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - var $errorcode_map = array( - -104 => DB_ERROR_SYNTAX, - -150 => DB_ERROR_ACCESS_VIOLATION, - -151 => DB_ERROR_ACCESS_VIOLATION, - -155 => DB_ERROR_NOSUCHTABLE, - -157 => DB_ERROR_NOSUCHFIELD, - -158 => DB_ERROR_VALUE_COUNT_ON_ROW, - -170 => DB_ERROR_MISMATCH, - -171 => DB_ERROR_MISMATCH, - -172 => DB_ERROR_INVALID, - // -204 => // Covers too many errors, need to use regex on msg - -205 => DB_ERROR_NOSUCHFIELD, - -206 => DB_ERROR_NOSUCHFIELD, - -208 => DB_ERROR_INVALID, - -219 => DB_ERROR_NOSUCHTABLE, - -297 => DB_ERROR_CONSTRAINT, - -303 => DB_ERROR_INVALID, - -413 => DB_ERROR_INVALID_NUMBER, - -530 => DB_ERROR_CONSTRAINT, - -551 => DB_ERROR_ACCESS_VIOLATION, - -552 => DB_ERROR_ACCESS_VIOLATION, - // -607 => // Covers too many errors, need to use regex on msg - -625 => DB_ERROR_CONSTRAINT_NOT_NULL, - -803 => DB_ERROR_CONSTRAINT, - -804 => DB_ERROR_VALUE_COUNT_ON_ROW, - // -902 => // Covers too many errors, need to use regex on msg - -904 => DB_ERROR_CONNECT_FAILED, - -922 => DB_ERROR_NOSUCHDB, - -923 => DB_ERROR_CONNECT_FAILED, - -924 => DB_ERROR_CONNECT_FAILED - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * The number of rows affected by a data manipulation query - * @var integer - * @access private - */ - var $affected = 0; - - /** - * Should data manipulation queries be committed automatically? - * @var bool - * @access private - */ - var $autocommit = true; - - /** - * The prepared statement handle from the most recently executed statement - * - * {@internal Mainly here because the InterBase/Firebird API is only - * able to retrieve data from result sets if the statemnt handle is - * still in scope.}} - * - * @var resource - */ - var $last_stmt; - - /** - * Is the given prepared statement a data manipulation query? - * @var array - * @access private - */ - var $manip_query = array(); - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_ibase() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * PEAR DB's ibase driver supports the following extra DSN options: - * + buffers The number of database buffers to allocate for the - * server-side cache. - * + charset The default character set for a database. - * + dialect The default SQL dialect for any statement - * executed within a connection. Defaults to the - * highest one supported by client libraries. - * Functional only with InterBase 6 and up. - * + role Functional only with InterBase 5 and up. - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('interbase')) { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - if ($this->dbsyntax == 'firebird') { - $this->features['limit'] = 'alter'; - } - - $params = array( - $dsn['hostspec'] - ? ($dsn['hostspec'] . ':' . $dsn['database']) - : $dsn['database'], - $dsn['username'] ? $dsn['username'] : null, - $dsn['password'] ? $dsn['password'] : null, - isset($dsn['charset']) ? $dsn['charset'] : null, - isset($dsn['buffers']) ? $dsn['buffers'] : null, - isset($dsn['dialect']) ? $dsn['dialect'] : null, - isset($dsn['role']) ? $dsn['role'] : null, - ); - - $connect_function = $persistent ? 'ibase_pconnect' : 'ibase_connect'; - - $this->connection = @call_user_func_array($connect_function, $params); - if (!$this->connection) { - return $this->ibaseRaiseError(DB_ERROR_CONNECT_FAILED); - } - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $ret = @ibase_close($this->connection); - $this->connection = null; - return $ret; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $ismanip = $this->_checkManip($query); - $this->last_query = $query; - $query = $this->modifyQuery($query); - $result = @ibase_query($this->connection, $query); - - if (!$result) { - return $this->ibaseRaiseError(); - } - if ($this->autocommit && $ismanip) { - @ibase_commit($this->connection); - } - if ($ismanip) { - $this->affected = $result; - return DB_OK; - } else { - $this->affected = 0; - return $result; - } - } - - // }}} - // {{{ modifyLimitQuery() - - /** - * Adds LIMIT clauses to a query string according to current DBMS standards - * - * Only works with Firebird. - * - * @param string $query the query to modify - * @param int $from the row to start to fetching (0 = the first row) - * @param int $count the numbers of rows to fetch - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return string the query string with LIMIT clauses added - * - * @access protected - */ - function modifyLimitQuery($query, $from, $count, $params = array()) - { - if ($this->dsn['dbsyntax'] == 'firebird') { - $query = preg_replace('/^([\s(])*SELECT/i', - "SELECT FIRST $count SKIP $from", $query); - } - return $query; - } - - // }}} - // {{{ nextResult() - - /** - * Move the internal ibase result pointer to the next available result - * - * @param a valid fbsql result resource - * - * @access public - * - * @return true if a result is available otherwise return false - */ - function nextResult($result) - { - return false; - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - if ($rownum !== null) { - return $this->ibaseRaiseError(DB_ERROR_NOT_CAPABLE); - } - if ($fetchmode & DB_FETCHMODE_ASSOC) { - if (function_exists('ibase_fetch_assoc')) { - $arr = @ibase_fetch_assoc($result); - } else { - $arr = get_object_vars(ibase_fetch_object($result)); - } - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { - $arr = array_change_key_case($arr, CASE_LOWER); - } - } else { - $arr = @ibase_fetch_row($result); - } - if (!$arr) { - return null; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - return is_resource($result) ? ibase_free_result($result) : false; - } - - // }}} - // {{{ freeQuery() - - function freeQuery($query) - { - return is_resource($query) ? ibase_free_query($query) : false; - } - - // }}} - // {{{ affectedRows() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - if (is_integer($this->affected)) { - return $this->affected; - } - return $this->ibaseRaiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - $cols = @ibase_num_fields($result); - if (!$cols) { - return $this->ibaseRaiseError(); - } - return $cols; - } - - // }}} - // {{{ prepare() - - /** - * Prepares a query for multiple execution with execute(). - * - * prepare() requires a generic query as string like <code> - * INSERT INTO numbers VALUES (?, ?, ?) - * </code>. The <kbd>?</kbd> characters are placeholders. - * - * Three types of placeholders can be used: - * + <kbd>?</kbd> a quoted scalar value, i.e. strings, integers - * + <kbd>!</kbd> value is inserted 'as is' - * + <kbd>&</kbd> requires a file name. The file's contents get - * inserted into the query (i.e. saving binary - * data in a db) - * - * Use backslashes to escape placeholder characters if you don't want - * them to be interpreted as placeholders. Example: <code> - * "UPDATE foo SET col=? WHERE col='over \& under'" - * </code> - * - * @param string $query query to be prepared - * @return mixed DB statement resource on success. DB_Error on failure. - */ - function prepare($query) - { - $tokens = preg_split('/((?<!\\\)[&?!])/', $query, -1, - PREG_SPLIT_DELIM_CAPTURE); - $token = 0; - $types = array(); - $newquery = ''; - - foreach ($tokens as $key => $val) { - switch ($val) { - case '?': - $types[$token++] = DB_PARAM_SCALAR; - break; - case '&': - $types[$token++] = DB_PARAM_OPAQUE; - break; - case '!': - $types[$token++] = DB_PARAM_MISC; - break; - default: - $tokens[$key] = preg_replace('/\\\([&?!])/', "\\1", $val); - $newquery .= $tokens[$key] . '?'; - } - } - - $newquery = substr($newquery, 0, -1); - $this->last_query = $query; - $newquery = $this->modifyQuery($newquery); - $stmt = @ibase_prepare($this->connection, $newquery); - - if ($stmt === false) { - $stmt = $this->ibaseRaiseError(); - } else { - $this->prepare_types[(int)$stmt] = $types; - $this->manip_query[(int)$stmt] = DB::isManip($query); - } - - return $stmt; - } - - // }}} - // {{{ execute() - - /** - * Executes a DB statement prepared with prepare(). - * - * @param resource $stmt a DB statement resource returned from prepare() - * @param mixed $data array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 for non-array items or the - * quantity of elements in the array. - * @return object a new DB_Result or a DB_Error when fail - * @see DB_ibase::prepare() - * @access public - */ - function &execute($stmt, $data = array()) - { - $data = (array)$data; - $this->last_parameters = $data; - - $types = $this->prepare_types[(int)$stmt]; - if (count($types) != count($data)) { - $tmp = $this->raiseError(DB_ERROR_MISMATCH); - return $tmp; - } - - $i = 0; - foreach ($data as $key => $value) { - if ($types[$i] == DB_PARAM_MISC) { - /* - * ibase doesn't seem to have the ability to pass a - * parameter along unchanged, so strip off quotes from start - * and end, plus turn two single quotes to one single quote, - * in order to avoid the quotes getting escaped by - * ibase and ending up in the database. - */ - $data[$key] = preg_replace("/^'(.*)'$/", "\\1", $data[$key]); - $data[$key] = str_replace("''", "'", $data[$key]); - } elseif ($types[$i] == DB_PARAM_OPAQUE) { - $fp = @fopen($data[$key], 'rb'); - if (!$fp) { - $tmp = $this->raiseError(DB_ERROR_ACCESS_VIOLATION); - return $tmp; - } - $data[$key] = fread($fp, filesize($data[$key])); - fclose($fp); - } - $i++; - } - - array_unshift($data, $stmt); - - $res = call_user_func_array('ibase_execute', $data); - if (!$res) { - $tmp = $this->ibaseRaiseError(); - return $tmp; - } - /* XXX need this? - if ($this->autocommit && $this->manip_query[(int)$stmt]) { - @ibase_commit($this->connection); - }*/ - $this->last_stmt = $stmt; - if ($this->manip_query[(int)$stmt] || $this->_next_query_manip) { - $this->_last_query_manip = true; - $this->_next_query_manip = false; - $tmp = DB_OK; - } else { - $this->_last_query_manip = false; - $tmp = new DB_result($this, $res); - } - return $tmp; - } - - /** - * Frees the internal resources associated with a prepared query - * - * @param resource $stmt the prepared statement's PHP resource - * @param bool $free_resource should the PHP resource be freed too? - * Use false if you need to get data - * from the result set later. - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_ibase::prepare() - */ - function freePrepared($stmt, $free_resource = true) - { - if (!is_resource($stmt)) { - return false; - } - if ($free_resource) { - @ibase_free_query($stmt); - } - unset($this->prepare_tokens[(int)$stmt]); - unset($this->prepare_types[(int)$stmt]); - unset($this->manip_query[(int)$stmt]); - return true; - } - - // }}} - // {{{ autoCommit() - - /** - * Enables or disables automatic commits - * - * @param bool $onoff true turns it on, false turns it off - * - * @return int DB_OK on success. A DB_Error object if the driver - * doesn't support auto-committing transactions. - */ - function autoCommit($onoff = false) - { - $this->autocommit = $onoff ? 1 : 0; - return DB_OK; - } - - // }}} - // {{{ commit() - - /** - * Commits the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function commit() - { - return @ibase_commit($this->connection); - } - - // }}} - // {{{ rollback() - - /** - * Reverts the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function rollback() - { - return @ibase_rollback($this->connection); - } - - // }}} - // {{{ transactionInit() - - function transactionInit($trans_args = 0) - { - return $trans_args - ? @ibase_trans($trans_args, $this->connection) - : @ibase_trans(); - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::nextID(), DB_common::getSequenceName(), - * DB_ibase::createSequence(), DB_ibase::dropSequence() - */ - function nextId($seq_name, $ondemand = true) - { - $sqn = strtoupper($this->getSequenceName($seq_name)); - $repeat = 0; - do { - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->query("SELECT GEN_ID(${sqn}, 1) " - . 'FROM RDB$GENERATORS ' - . "WHERE RDB\$GENERATOR_NAME='${sqn}'"); - $this->popErrorHandling(); - if ($ondemand && DB::isError($result)) { - $repeat = 1; - $result = $this->createSequence($seq_name); - if (DB::isError($result)) { - return $result; - } - } else { - $repeat = 0; - } - } while ($repeat); - if (DB::isError($result)) { - return $this->raiseError($result); - } - $arr = $result->fetchRow(DB_FETCHMODE_ORDERED); - $result->free(); - return $arr[0]; - } - - // }}} - // {{{ createSequence() - - /** - * Creates a new sequence - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_ibase::nextID(), DB_ibase::dropSequence() - */ - function createSequence($seq_name) - { - $sqn = strtoupper($this->getSequenceName($seq_name)); - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->query("CREATE GENERATOR ${sqn}"); - $this->popErrorHandling(); - - return $result; - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_ibase::nextID(), DB_ibase::createSequence() - */ - function dropSequence($seq_name) - { - return $this->query('DELETE FROM RDB$GENERATORS ' - . "WHERE RDB\$GENERATOR_NAME='" - . strtoupper($this->getSequenceName($seq_name)) - . "'"); - } - - // }}} - // {{{ _ibaseFieldFlags() - - /** - * Get the column's flags - * - * Supports "primary_key", "unique_key", "not_null", "default", - * "computed" and "blob". - * - * @param string $field_name the name of the field - * @param string $table_name the name of the table - * - * @return string the flags - * - * @access private - */ - function _ibaseFieldFlags($field_name, $table_name) - { - $sql = 'SELECT R.RDB$CONSTRAINT_TYPE CTYPE' - .' FROM RDB$INDEX_SEGMENTS I' - .' JOIN RDB$RELATION_CONSTRAINTS R ON I.RDB$INDEX_NAME=R.RDB$INDEX_NAME' - .' WHERE I.RDB$FIELD_NAME=\'' . $field_name . '\'' - .' AND UPPER(R.RDB$RELATION_NAME)=\'' . strtoupper($table_name) . '\''; - - $result = @ibase_query($this->connection, $sql); - if (!$result) { - return $this->ibaseRaiseError(); - } - - $flags = ''; - if ($obj = @ibase_fetch_object($result)) { - @ibase_free_result($result); - if (isset($obj->CTYPE) && trim($obj->CTYPE) == 'PRIMARY KEY') { - $flags .= 'primary_key '; - } - if (isset($obj->CTYPE) && trim($obj->CTYPE) == 'UNIQUE') { - $flags .= 'unique_key '; - } - } - - $sql = 'SELECT R.RDB$NULL_FLAG AS NFLAG,' - .' R.RDB$DEFAULT_SOURCE AS DSOURCE,' - .' F.RDB$FIELD_TYPE AS FTYPE,' - .' F.RDB$COMPUTED_SOURCE AS CSOURCE' - .' FROM RDB$RELATION_FIELDS R ' - .' JOIN RDB$FIELDS F ON R.RDB$FIELD_SOURCE=F.RDB$FIELD_NAME' - .' WHERE UPPER(R.RDB$RELATION_NAME)=\'' . strtoupper($table_name) . '\'' - .' AND R.RDB$FIELD_NAME=\'' . $field_name . '\''; - - $result = @ibase_query($this->connection, $sql); - if (!$result) { - return $this->ibaseRaiseError(); - } - if ($obj = @ibase_fetch_object($result)) { - @ibase_free_result($result); - if (isset($obj->NFLAG)) { - $flags .= 'not_null '; - } - if (isset($obj->DSOURCE)) { - $flags .= 'default '; - } - if (isset($obj->CSOURCE)) { - $flags .= 'computed '; - } - if (isset($obj->FTYPE) && $obj->FTYPE == 261) { - $flags .= 'blob '; - } - } - - return trim($flags); - } - - // }}} - // {{{ ibaseRaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_ibase::errorNative(), DB_ibase::errorCode() - */ - function &ibaseRaiseError($errno = null) - { - if ($errno === null) { - $errno = $this->errorCode($this->errorNative()); - } - $tmp = $this->raiseError($errno, null, null, null, @ibase_errmsg()); - return $tmp; - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error code produced by the last query - * - * @return int the DBMS' error code. NULL if there is no error code. - * - * @since Method available since Release 1.7.0 - */ - function errorNative() - { - if (function_exists('ibase_errcode')) { - return @ibase_errcode(); - } - if (preg_match('/^Dynamic SQL Error SQL error code = ([0-9-]+)/i', - @ibase_errmsg(), $m)) { - return (int)$m[1]; - } - return null; - } - - // }}} - // {{{ errorCode() - - /** - * Maps native error codes to DB's portable ones - * - * @param int $nativecode the error code returned by the DBMS - * - * @return int the portable DB error code. Return DB_ERROR if the - * current driver doesn't have a mapping for the - * $nativecode submitted. - * - * @since Method available since Release 1.7.0 - */ - function errorCode($nativecode = null) - { - if (isset($this->errorcode_map[$nativecode])) { - return $this->errorcode_map[$nativecode]; - } - - static $error_regexps; - if (!isset($error_regexps)) { - $error_regexps = array( - '/generator .* is not defined/' - => DB_ERROR_SYNTAX, // for compat. w ibase_errcode() - '/table.*(not exist|not found|unknown)/i' - => DB_ERROR_NOSUCHTABLE, - '/table .* already exists/i' - => DB_ERROR_ALREADY_EXISTS, - '/unsuccessful metadata update .* failed attempt to store duplicate value/i' - => DB_ERROR_ALREADY_EXISTS, - '/unsuccessful metadata update .* not found/i' - => DB_ERROR_NOT_FOUND, - '/validation error for column .* value "\*\*\* null/i' - => DB_ERROR_CONSTRAINT_NOT_NULL, - '/violation of [\w ]+ constraint/i' - => DB_ERROR_CONSTRAINT, - '/conversion error from string/i' - => DB_ERROR_INVALID_NUMBER, - '/no permission for/i' - => DB_ERROR_ACCESS_VIOLATION, - '/arithmetic exception, numeric overflow, or string truncation/i' - => DB_ERROR_INVALID, - '/feature is not supported/i' - => DB_ERROR_NOT_CAPABLE, - ); - } - - $errormsg = @ibase_errmsg(); - foreach ($error_regexps as $regexp => $code) { - if (preg_match($regexp, $errormsg)) { - return $code; - } - } - return DB_ERROR; - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * NOTE: only supports 'table' and 'flags' if <var>$result</var> - * is a table name. - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::tableInfo() - */ - function tableInfo($result, $mode = null) - { - if (is_string($result)) { - /* - * Probably received a table name. - * Create a result resource identifier. - */ - $id = @ibase_query($this->connection, - "SELECT * FROM $result WHERE 1=0"); - $got_string = true; - } elseif (isset($result->result)) { - /* - * Probably received a result object. - * Extract the result resource identifier. - */ - $id = $result->result; - $got_string = false; - } else { - /* - * Probably received a result resource identifier. - * Copy it. - * Deprecated. Here for compatibility only. - */ - $id = $result; - $got_string = false; - } - - if (!is_resource($id)) { - return $this->ibaseRaiseError(DB_ERROR_NEED_MORE_DATA); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $count = @ibase_num_fields($id); - $res = array(); - - if ($mode) { - $res['num_fields'] = $count; - } - - for ($i = 0; $i < $count; $i++) { - $info = @ibase_field_info($id, $i); - $res[$i] = array( - 'table' => $got_string ? $case_func($result) : '', - 'name' => $case_func($info['name']), - 'type' => $info['type'], - 'len' => $info['length'], - 'flags' => ($got_string) - ? $this->_ibaseFieldFlags($info['name'], $result) - : '', - ); - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - // free the result only if we were called on a table - if ($got_string) { - @ibase_free_result($id); - } - return $res; - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * - * @return string the SQL query string or null if the driver doesn't - * support the object type requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type) - { - switch ($type) { - case 'tables': - return 'SELECT DISTINCT R.RDB$RELATION_NAME FROM ' - . 'RDB$RELATION_FIELDS R WHERE R.RDB$SYSTEM_FLAG=0'; - case 'views': - return 'SELECT DISTINCT RDB$VIEW_NAME from RDB$VIEW_RELATIONS'; - case 'users': - return 'SELECT DISTINCT RDB$USER FROM RDB$USER_PRIVILEGES'; - default: - return null; - } - } - - // }}} - -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/ifx.php b/program/lib/DB/ifx.php deleted file mode 100644 index f08cf6667..000000000 --- a/program/lib/DB/ifx.php +++ /dev/null @@ -1,683 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's ifx extension - * for interacting with Informix databases - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Tomas V.V.Cox <cox@idecnet.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's ifx extension - * for interacting with Informix databases - * - * These methods overload the ones declared in DB_common. - * - * More info on Informix errors can be found at: - * http://www.informix.com/answers/english/ierrors.htm - * - * TODO: - * - set needed env Informix vars on connect - * - implement native prepare/execute - * - * @category Database - * @package DB - * @author Tomas V.V.Cox <cox@idecnet.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_ifx extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'ifx'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'ifx'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * @var array - */ - var $features = array( - 'limit' => 'emulate', - 'new_link' => false, - 'numrows' => 'emulate', - 'pconnect' => true, - 'prepare' => false, - 'ssl' => false, - 'transactions' => true, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - var $errorcode_map = array( - '-201' => DB_ERROR_SYNTAX, - '-206' => DB_ERROR_NOSUCHTABLE, - '-217' => DB_ERROR_NOSUCHFIELD, - '-236' => DB_ERROR_VALUE_COUNT_ON_ROW, - '-239' => DB_ERROR_CONSTRAINT, - '-253' => DB_ERROR_SYNTAX, - '-268' => DB_ERROR_CONSTRAINT, - '-292' => DB_ERROR_CONSTRAINT_NOT_NULL, - '-310' => DB_ERROR_ALREADY_EXISTS, - '-316' => DB_ERROR_ALREADY_EXISTS, - '-319' => DB_ERROR_NOT_FOUND, - '-329' => DB_ERROR_NODBSELECTED, - '-346' => DB_ERROR_CONSTRAINT, - '-386' => DB_ERROR_CONSTRAINT_NOT_NULL, - '-391' => DB_ERROR_CONSTRAINT_NOT_NULL, - '-554' => DB_ERROR_SYNTAX, - '-691' => DB_ERROR_CONSTRAINT, - '-692' => DB_ERROR_CONSTRAINT, - '-703' => DB_ERROR_CONSTRAINT_NOT_NULL, - '-1202' => DB_ERROR_DIVZERO, - '-1204' => DB_ERROR_INVALID_DATE, - '-1205' => DB_ERROR_INVALID_DATE, - '-1206' => DB_ERROR_INVALID_DATE, - '-1209' => DB_ERROR_INVALID_DATE, - '-1210' => DB_ERROR_INVALID_DATE, - '-1212' => DB_ERROR_INVALID_DATE, - '-1213' => DB_ERROR_INVALID_NUMBER, - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * Should data manipulation queries be committed automatically? - * @var bool - * @access private - */ - var $autocommit = true; - - /** - * The quantity of transactions begun - * - * {@internal While this is private, it can't actually be designated - * private in PHP 5 because it is directly accessed in the test suite.}} - * - * @var integer - * @access private - */ - var $transaction_opcount = 0; - - /** - * The number of rows affected by a data manipulation query - * @var integer - * @access private - */ - var $affected = 0; - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_ifx() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('informix') && - !PEAR::loadExtension('Informix')) - { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - - $dbhost = $dsn['hostspec'] ? '@' . $dsn['hostspec'] : ''; - $dbname = $dsn['database'] ? $dsn['database'] . $dbhost : ''; - $user = $dsn['username'] ? $dsn['username'] : ''; - $pw = $dsn['password'] ? $dsn['password'] : ''; - - $connect_function = $persistent ? 'ifx_pconnect' : 'ifx_connect'; - - $this->connection = @$connect_function($dbname, $user, $pw); - if (!is_resource($this->connection)) { - return $this->ifxRaiseError(DB_ERROR_CONNECT_FAILED); - } - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $ret = @ifx_close($this->connection); - $this->connection = null; - return $ret; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $ismanip = $this->_checkManip($query); - $this->last_query = $query; - $this->affected = null; - if (preg_match('/(SELECT|EXECUTE)/i', $query)) { //TESTME: Use !DB::isManip()? - // the scroll is needed for fetching absolute row numbers - // in a select query result - $result = @ifx_query($query, $this->connection, IFX_SCROLL); - } else { - if (!$this->autocommit && $ismanip) { - if ($this->transaction_opcount == 0) { - $result = @ifx_query('BEGIN WORK', $this->connection); - if (!$result) { - return $this->ifxRaiseError(); - } - } - $this->transaction_opcount++; - } - $result = @ifx_query($query, $this->connection); - } - if (!$result) { - return $this->ifxRaiseError(); - } - $this->affected = @ifx_affected_rows($result); - // Determine which queries should return data, and which - // should return an error code only. - if (preg_match('/(SELECT|EXECUTE)/i', $query)) { - return $result; - } - // XXX Testme: free results inside a transaction - // may cause to stop it and commit the work? - - // Result has to be freed even with a insert or update - @ifx_free_result($result); - - return DB_OK; - } - - // }}} - // {{{ nextResult() - - /** - * Move the internal ifx result pointer to the next available result - * - * @param a valid fbsql result resource - * - * @access public - * - * @return true if a result is available otherwise return false - */ - function nextResult($result) - { - return false; - } - - // }}} - // {{{ affectedRows() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - if ($this->_last_query_manip) { - return $this->affected; - } else { - return 0; - } - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - if (($rownum !== null) && ($rownum < 0)) { - return null; - } - if ($rownum === null) { - /* - * Even though fetch_row() should return the next row if - * $rownum is null, it doesn't in all cases. Bug 598. - */ - $rownum = 'NEXT'; - } else { - // Index starts at row 1, unlike most DBMS's starting at 0. - $rownum++; - } - if (!$arr = @ifx_fetch_row($result, $rownum)) { - return null; - } - if ($fetchmode !== DB_FETCHMODE_ASSOC) { - $i=0; - $order = array(); - foreach ($arr as $val) { - $order[$i++] = $val; - } - $arr = $order; - } elseif ($fetchmode == DB_FETCHMODE_ASSOC && - $this->options['portability'] & DB_PORTABILITY_LOWERCASE) - { - $arr = array_change_key_case($arr, CASE_LOWER); - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - if (!$cols = @ifx_num_fields($result)) { - return $this->ifxRaiseError(); - } - return $cols; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - return is_resource($result) ? ifx_free_result($result) : false; - } - - // }}} - // {{{ autoCommit() - - /** - * Enables or disables automatic commits - * - * @param bool $onoff true turns it on, false turns it off - * - * @return int DB_OK on success. A DB_Error object if the driver - * doesn't support auto-committing transactions. - */ - function autoCommit($onoff = true) - { - // XXX if $this->transaction_opcount > 0, we should probably - // issue a warning here. - $this->autocommit = $onoff ? true : false; - return DB_OK; - } - - // }}} - // {{{ commit() - - /** - * Commits the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function commit() - { - if ($this->transaction_opcount > 0) { - $result = @ifx_query('COMMIT WORK', $this->connection); - $this->transaction_opcount = 0; - if (!$result) { - return $this->ifxRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ rollback() - - /** - * Reverts the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function rollback() - { - if ($this->transaction_opcount > 0) { - $result = @ifx_query('ROLLBACK WORK', $this->connection); - $this->transaction_opcount = 0; - if (!$result) { - return $this->ifxRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ ifxRaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_ifx::errorNative(), DB_ifx::errorCode() - */ - function ifxRaiseError($errno = null) - { - if ($errno === null) { - $errno = $this->errorCode(ifx_error()); - } - return $this->raiseError($errno, null, null, null, - $this->errorNative()); - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error code and message produced by the last query - * - * @return string the DBMS' error code and message - */ - function errorNative() - { - return @ifx_error() . ' ' . @ifx_errormsg(); - } - - // }}} - // {{{ errorCode() - - /** - * Maps native error codes to DB's portable ones. - * - * Requires that the DB implementation's constructor fills - * in the <var>$errorcode_map</var> property. - * - * @param string $nativecode error code returned by the database - * @return int a portable DB error code, or DB_ERROR if this DB - * implementation has no mapping for the given error code. - */ - function errorCode($nativecode) - { - if (ereg('SQLCODE=(.*)]', $nativecode, $match)) { - $code = $match[1]; - if (isset($this->errorcode_map[$code])) { - return $this->errorcode_map[$code]; - } - } - return DB_ERROR; - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * NOTE: only supports 'table' if <var>$result</var> is a table name. - * - * If analyzing a query result and the result has duplicate field names, - * an error will be raised saying - * <samp>can't distinguish duplicate field names</samp>. - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::tableInfo() - * @since Method available since Release 1.6.0 - */ - function tableInfo($result, $mode = null) - { - if (is_string($result)) { - /* - * Probably received a table name. - * Create a result resource identifier. - */ - $id = @ifx_query("SELECT * FROM $result WHERE 1=0", - $this->connection); - $got_string = true; - } elseif (isset($result->result)) { - /* - * Probably received a result object. - * Extract the result resource identifier. - */ - $id = $result->result; - $got_string = false; - } else { - /* - * Probably received a result resource identifier. - * Copy it. - */ - $id = $result; - $got_string = false; - } - - if (!is_resource($id)) { - return $this->ifxRaiseError(DB_ERROR_NEED_MORE_DATA); - } - - $flds = @ifx_fieldproperties($id); - $count = @ifx_num_fields($id); - - if (count($flds) != $count) { - return $this->raiseError("can't distinguish duplicate field names"); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $i = 0; - $res = array(); - - if ($mode) { - $res['num_fields'] = $count; - } - - foreach ($flds as $key => $value) { - $props = explode(';', $value); - $res[$i] = array( - 'table' => $got_string ? $case_func($result) : '', - 'name' => $case_func($key), - 'type' => $props[0], - 'len' => $props[1], - 'flags' => $props[4] == 'N' ? 'not_null' : '', - ); - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - $i++; - } - - // free the result only if we were called on a table - if ($got_string) { - @ifx_free_result($id); - } - return $res; - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * - * @return string the SQL query string or null if the driver doesn't - * support the object type requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type) - { - switch ($type) { - case 'tables': - return 'SELECT tabname FROM systables WHERE tabid >= 100'; - default: - return null; - } - } - - // }}} - -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/msql.php b/program/lib/DB/msql.php deleted file mode 100644 index e39683397..000000000 --- a/program/lib/DB/msql.php +++ /dev/null @@ -1,831 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's msql extension - * for interacting with Mini SQL databases - * - * PHP's mSQL extension did weird things with NULL values prior to PHP - * 4.3.11 and 5.0.4. Make sure your version of PHP meets or exceeds - * those versions. - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's msql extension - * for interacting with Mini SQL databases - * - * These methods overload the ones declared in DB_common. - * - * PHP's mSQL extension did weird things with NULL values prior to PHP - * 4.3.11 and 5.0.4. Make sure your version of PHP meets or exceeds - * those versions. - * - * @category Database - * @package DB - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - * @since Class not functional until Release 1.7.0 - */ -class DB_msql extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'msql'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'msql'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * @var array - */ - var $features = array( - 'limit' => 'emulate', - 'new_link' => false, - 'numrows' => true, - 'pconnect' => true, - 'prepare' => false, - 'ssl' => false, - 'transactions' => false, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - var $errorcode_map = array( - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * The query result resource created by PHP - * - * Used to make affectedRows() work. Only contains the result for - * data manipulation queries. Contains false for other queries. - * - * @var resource - * @access private - */ - var $_result; - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_msql() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * Example of how to connect: - * <code> - * require_once 'DB.php'; - * - * // $dsn = 'msql://hostname/dbname'; // use a TCP connection - * $dsn = 'msql:///dbname'; // use a socket - * $options = array( - * 'portability' => DB_PORTABILITY_ALL, - * ); - * - * $db = DB::connect($dsn, $options); - * if (PEAR::isError($db)) { - * die($db->getMessage()); - * } - * </code> - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('msql')) { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - - $params = array(); - if ($dsn['hostspec']) { - $params[] = $dsn['port'] - ? $dsn['hostspec'] . ',' . $dsn['port'] - : $dsn['hostspec']; - } - - $connect_function = $persistent ? 'msql_pconnect' : 'msql_connect'; - - $ini = ini_get('track_errors'); - $php_errormsg = ''; - if ($ini) { - $this->connection = @call_user_func_array($connect_function, - $params); - } else { - @ini_set('track_errors', 1); - $this->connection = @call_user_func_array($connect_function, - $params); - @ini_set('track_errors', $ini); - } - - if (!$this->connection) { - if (($err = @msql_error()) != '') { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $err); - } else { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $php_errormsg); - } - } - - if (!@msql_select_db($dsn['database'], $this->connection)) { - return $this->msqlRaiseError(); - } - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $ret = @msql_close($this->connection); - $this->connection = null; - return $ret; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $this->last_query = $query; - $query = $this->modifyQuery($query); - $result = @msql_query($query, $this->connection); - if (!$result) { - return $this->msqlRaiseError(); - } - // Determine which queries that should return data, and which - // should return an error code only. - if ($this->_checkManip($query)) { - $this->_result = $result; - return DB_OK; - } else { - $this->_result = false; - return $result; - } - } - - - // }}} - // {{{ nextResult() - - /** - * Move the internal msql result pointer to the next available result - * - * @param a valid fbsql result resource - * - * @access public - * - * @return true if a result is available otherwise return false - */ - function nextResult($result) - { - return false; - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * PHP's mSQL extension did weird things with NULL values prior to PHP - * 4.3.11 and 5.0.4. Make sure your version of PHP meets or exceeds - * those versions. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - if ($rownum !== null) { - if (!@msql_data_seek($result, $rownum)) { - return null; - } - } - if ($fetchmode & DB_FETCHMODE_ASSOC) { - $arr = @msql_fetch_array($result, MSQL_ASSOC); - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { - $arr = array_change_key_case($arr, CASE_LOWER); - } - } else { - $arr = @msql_fetch_row($result); - } - if (!$arr) { - return null; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - return is_resource($result) ? msql_free_result($result) : false; - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - $cols = @msql_num_fields($result); - if (!$cols) { - return $this->msqlRaiseError(); - } - return $cols; - } - - // }}} - // {{{ numRows() - - /** - * Gets the number of rows in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numRows() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of rows. A DB_Error object on failure. - * - * @see DB_result::numRows() - */ - function numRows($result) - { - $rows = @msql_num_rows($result); - if ($rows === false) { - return $this->msqlRaiseError(); - } - return $rows; - } - - // }}} - // {{{ affected() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - if (!$this->_result) { - return 0; - } - return msql_affected_rows($this->_result); - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::nextID(), DB_common::getSequenceName(), - * DB_msql::createSequence(), DB_msql::dropSequence() - */ - function nextId($seq_name, $ondemand = true) - { - $seqname = $this->getSequenceName($seq_name); - $repeat = false; - do { - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->query("SELECT _seq FROM ${seqname}"); - $this->popErrorHandling(); - if ($ondemand && DB::isError($result) && - $result->getCode() == DB_ERROR_NOSUCHTABLE) { - $repeat = true; - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->createSequence($seq_name); - $this->popErrorHandling(); - if (DB::isError($result)) { - return $this->raiseError($result); - } - } else { - $repeat = false; - } - } while ($repeat); - if (DB::isError($result)) { - return $this->raiseError($result); - } - $arr = $result->fetchRow(DB_FETCHMODE_ORDERED); - $result->free(); - return $arr[0]; - } - - // }}} - // {{{ createSequence() - - /** - * Creates a new sequence - * - * Also creates a new table to associate the sequence with. Uses - * a separate table to ensure portability with other drivers. - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_msql::nextID(), DB_msql::dropSequence() - */ - function createSequence($seq_name) - { - $seqname = $this->getSequenceName($seq_name); - $res = $this->query('CREATE TABLE ' . $seqname - . ' (id INTEGER NOT NULL)'); - if (DB::isError($res)) { - return $res; - } - $res = $this->query("CREATE SEQUENCE ON ${seqname}"); - return $res; - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_msql::nextID(), DB_msql::createSequence() - */ - function dropSequence($seq_name) - { - return $this->query('DROP TABLE ' . $this->getSequenceName($seq_name)); - } - - // }}} - // {{{ quoteIdentifier() - - /** - * mSQL does not support delimited identifiers - * - * @param string $str the identifier name to be quoted - * - * @return object a DB_Error object - * - * @see DB_common::quoteIdentifier() - * @since Method available since Release 1.7.0 - */ - function quoteIdentifier($str) - { - return $this->raiseError(DB_ERROR_UNSUPPORTED); - } - - // }}} - // {{{ quoteFloat() - - /** - * Formats a float value for use within a query in a locale-independent - * manner. - * - * @param float the float value to be quoted. - * @return string the quoted string. - * @see DB_common::quoteSmart() - * @since Method available since release 1.7.8. - */ - function quoteFloat($float) { - return $this->escapeSimple(str_replace(',', '.', strval(floatval($float)))); - } - - // }}} - // {{{ escapeSimple() - - /** - * Escapes a string according to the current DBMS's standards - * - * @param string $str the string to be escaped - * - * @return string the escaped string - * - * @see DB_common::quoteSmart() - * @since Method available since Release 1.7.0 - */ - function escapeSimple($str) - { - return addslashes($str); - } - - // }}} - // {{{ msqlRaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_msql::errorNative(), DB_msql::errorCode() - */ - function msqlRaiseError($errno = null) - { - $native = $this->errorNative(); - if ($errno === null) { - $errno = $this->errorCode($native); - } - return $this->raiseError($errno, null, null, null, $native); - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error message produced by the last query - * - * @return string the DBMS' error message - */ - function errorNative() - { - return @msql_error(); - } - - // }}} - // {{{ errorCode() - - /** - * Determines PEAR::DB error code from the database's text error message - * - * @param string $errormsg the error message returned from the database - * - * @return integer the error number from a DB_ERROR* constant - */ - function errorCode($errormsg) - { - static $error_regexps; - - // PHP 5.2+ prepends the function name to $php_errormsg, so we need - // this hack to work around it, per bug #9599. - $errormsg = preg_replace('/^msql[a-z_]+\(\): /', '', $errormsg); - - if (!isset($error_regexps)) { - $error_regexps = array( - '/^Access to database denied/i' - => DB_ERROR_ACCESS_VIOLATION, - '/^Bad index name/i' - => DB_ERROR_ALREADY_EXISTS, - '/^Bad order field/i' - => DB_ERROR_SYNTAX, - '/^Bad type for comparison/i' - => DB_ERROR_SYNTAX, - '/^Can\'t perform LIKE on/i' - => DB_ERROR_SYNTAX, - '/^Can\'t use TEXT fields in LIKE comparison/i' - => DB_ERROR_SYNTAX, - '/^Couldn\'t create temporary table/i' - => DB_ERROR_CANNOT_CREATE, - '/^Error creating table file/i' - => DB_ERROR_CANNOT_CREATE, - '/^Field .* cannot be null$/i' - => DB_ERROR_CONSTRAINT_NOT_NULL, - '/^Index (field|condition) .* cannot be null$/i' - => DB_ERROR_SYNTAX, - '/^Invalid date format/i' - => DB_ERROR_INVALID_DATE, - '/^Invalid time format/i' - => DB_ERROR_INVALID, - '/^Literal value for .* is wrong type$/i' - => DB_ERROR_INVALID_NUMBER, - '/^No Database Selected/i' - => DB_ERROR_NODBSELECTED, - '/^No value specified for field/i' - => DB_ERROR_VALUE_COUNT_ON_ROW, - '/^Non unique value for unique index/i' - => DB_ERROR_CONSTRAINT, - '/^Out of memory for temporary table/i' - => DB_ERROR_CANNOT_CREATE, - '/^Permission denied/i' - => DB_ERROR_ACCESS_VIOLATION, - '/^Reference to un-selected table/i' - => DB_ERROR_SYNTAX, - '/^syntax error/i' - => DB_ERROR_SYNTAX, - '/^Table .* exists$/i' - => DB_ERROR_ALREADY_EXISTS, - '/^Unknown database/i' - => DB_ERROR_NOSUCHDB, - '/^Unknown field/i' - => DB_ERROR_NOSUCHFIELD, - '/^Unknown (index|system variable)/i' - => DB_ERROR_NOT_FOUND, - '/^Unknown table/i' - => DB_ERROR_NOSUCHTABLE, - '/^Unqualified field/i' - => DB_ERROR_SYNTAX, - ); - } - - foreach ($error_regexps as $regexp => $code) { - if (preg_match($regexp, $errormsg)) { - return $code; - } - } - return DB_ERROR; - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::setOption() - */ - function tableInfo($result, $mode = null) - { - if (is_string($result)) { - /* - * Probably received a table name. - * Create a result resource identifier. - */ - $id = @msql_query("SELECT * FROM $result", - $this->connection); - $got_string = true; - } elseif (isset($result->result)) { - /* - * Probably received a result object. - * Extract the result resource identifier. - */ - $id = $result->result; - $got_string = false; - } else { - /* - * Probably received a result resource identifier. - * Copy it. - * Deprecated. Here for compatibility only. - */ - $id = $result; - $got_string = false; - } - - if (!is_resource($id)) { - return $this->raiseError(DB_ERROR_NEED_MORE_DATA); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $count = @msql_num_fields($id); - $res = array(); - - if ($mode) { - $res['num_fields'] = $count; - } - - for ($i = 0; $i < $count; $i++) { - $tmp = @msql_fetch_field($id); - - $flags = ''; - if ($tmp->not_null) { - $flags .= 'not_null '; - } - if ($tmp->unique) { - $flags .= 'unique_key '; - } - $flags = trim($flags); - - $res[$i] = array( - 'table' => $case_func($tmp->table), - 'name' => $case_func($tmp->name), - 'type' => $tmp->type, - 'len' => msql_field_len($id, $i), - 'flags' => $flags, - ); - - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - // free the result only if we were called on a table - if ($got_string) { - @msql_free_result($id); - } - return $res; - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtain a list of a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * - * @return array the array containing the list of objects requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type) - { - switch ($type) { - case 'databases': - $id = @msql_list_dbs($this->connection); - break; - case 'tables': - $id = @msql_list_tables($this->dsn['database'], - $this->connection); - break; - default: - return null; - } - if (!$id) { - return $this->msqlRaiseError(); - } - $out = array(); - while ($row = @msql_fetch_row($id)) { - $out[] = $row[0]; - } - return $out; - } - - // }}} - -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/mssql.php b/program/lib/DB/mssql.php deleted file mode 100644 index 8452f08b1..000000000 --- a/program/lib/DB/mssql.php +++ /dev/null @@ -1,963 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's mssql extension - * for interacting with Microsoft SQL Server databases - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Sterling Hughes <sterling@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's mssql extension - * for interacting with Microsoft SQL Server databases - * - * These methods overload the ones declared in DB_common. - * - * DB's mssql driver is only for Microsfoft SQL Server databases. - * - * If you're connecting to a Sybase database, you MUST specify "sybase" - * as the "phptype" in the DSN. - * - * This class only works correctly if you have compiled PHP using - * --with-mssql=[dir_to_FreeTDS]. - * - * @category Database - * @package DB - * @author Sterling Hughes <sterling@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_mssql extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'mssql'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'mssql'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * @var array - */ - var $features = array( - 'limit' => 'emulate', - 'new_link' => false, - 'numrows' => true, - 'pconnect' => true, - 'prepare' => false, - 'ssl' => false, - 'transactions' => true, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - // XXX Add here error codes ie: 'S100E' => DB_ERROR_SYNTAX - var $errorcode_map = array( - 102 => DB_ERROR_SYNTAX, - 110 => DB_ERROR_VALUE_COUNT_ON_ROW, - 155 => DB_ERROR_NOSUCHFIELD, - 156 => DB_ERROR_SYNTAX, - 170 => DB_ERROR_SYNTAX, - 207 => DB_ERROR_NOSUCHFIELD, - 208 => DB_ERROR_NOSUCHTABLE, - 245 => DB_ERROR_INVALID_NUMBER, - 319 => DB_ERROR_SYNTAX, - 321 => DB_ERROR_NOSUCHFIELD, - 325 => DB_ERROR_SYNTAX, - 336 => DB_ERROR_SYNTAX, - 515 => DB_ERROR_CONSTRAINT_NOT_NULL, - 547 => DB_ERROR_CONSTRAINT, - 1018 => DB_ERROR_SYNTAX, - 1035 => DB_ERROR_SYNTAX, - 1913 => DB_ERROR_ALREADY_EXISTS, - 2209 => DB_ERROR_SYNTAX, - 2223 => DB_ERROR_SYNTAX, - 2248 => DB_ERROR_SYNTAX, - 2256 => DB_ERROR_SYNTAX, - 2257 => DB_ERROR_SYNTAX, - 2627 => DB_ERROR_CONSTRAINT, - 2714 => DB_ERROR_ALREADY_EXISTS, - 3607 => DB_ERROR_DIVZERO, - 3701 => DB_ERROR_NOSUCHTABLE, - 7630 => DB_ERROR_SYNTAX, - 8134 => DB_ERROR_DIVZERO, - 9303 => DB_ERROR_SYNTAX, - 9317 => DB_ERROR_SYNTAX, - 9318 => DB_ERROR_SYNTAX, - 9331 => DB_ERROR_SYNTAX, - 9332 => DB_ERROR_SYNTAX, - 15253 => DB_ERROR_SYNTAX, - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * Should data manipulation queries be committed automatically? - * @var bool - * @access private - */ - var $autocommit = true; - - /** - * The quantity of transactions begun - * - * {@internal While this is private, it can't actually be designated - * private in PHP 5 because it is directly accessed in the test suite.}} - * - * @var integer - * @access private - */ - var $transaction_opcount = 0; - - /** - * The database specified in the DSN - * - * It's a fix to allow calls to different databases in the same script. - * - * @var string - * @access private - */ - var $_db = null; - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_mssql() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('mssql') && !PEAR::loadExtension('sybase') - && !PEAR::loadExtension('sybase_ct')) - { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - - $params = array( - $dsn['hostspec'] ? $dsn['hostspec'] : 'localhost', - $dsn['username'] ? $dsn['username'] : null, - $dsn['password'] ? $dsn['password'] : null, - ); - if ($dsn['port']) { - $params[0] .= ((substr(PHP_OS, 0, 3) == 'WIN') ? ',' : ':') - . $dsn['port']; - } - - $connect_function = $persistent ? 'mssql_pconnect' : 'mssql_connect'; - - $this->connection = @call_user_func_array($connect_function, $params); - - if (!$this->connection) { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - @mssql_get_last_message()); - } - if ($dsn['database']) { - if (!@mssql_select_db($dsn['database'], $this->connection)) { - return $this->raiseError(DB_ERROR_NODBSELECTED, - null, null, null, - @mssql_get_last_message()); - } - $this->_db = $dsn['database']; - } - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $ret = @mssql_close($this->connection); - $this->connection = null; - return $ret; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $ismanip = $this->_checkManip($query); - $this->last_query = $query; - if (!@mssql_select_db($this->_db, $this->connection)) { - return $this->mssqlRaiseError(DB_ERROR_NODBSELECTED); - } - $query = $this->modifyQuery($query); - if (!$this->autocommit && $ismanip) { - if ($this->transaction_opcount == 0) { - $result = @mssql_query('BEGIN TRAN', $this->connection); - if (!$result) { - return $this->mssqlRaiseError(); - } - } - $this->transaction_opcount++; - } - $result = @mssql_query($query, $this->connection); - if (!$result) { - return $this->mssqlRaiseError(); - } - // Determine which queries that should return data, and which - // should return an error code only. - return $ismanip ? DB_OK : $result; - } - - // }}} - // {{{ nextResult() - - /** - * Move the internal mssql result pointer to the next available result - * - * @param a valid fbsql result resource - * - * @access public - * - * @return true if a result is available otherwise return false - */ - function nextResult($result) - { - return @mssql_next_result($result); - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - if ($rownum !== null) { - if (!@mssql_data_seek($result, $rownum)) { - return null; - } - } - if ($fetchmode & DB_FETCHMODE_ASSOC) { - $arr = @mssql_fetch_assoc($result); - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { - $arr = array_change_key_case($arr, CASE_LOWER); - } - } else { - $arr = @mssql_fetch_row($result); - } - if (!$arr) { - return null; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - return is_resource($result) ? mssql_free_result($result) : false; - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - $cols = @mssql_num_fields($result); - if (!$cols) { - return $this->mssqlRaiseError(); - } - return $cols; - } - - // }}} - // {{{ numRows() - - /** - * Gets the number of rows in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numRows() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of rows. A DB_Error object on failure. - * - * @see DB_result::numRows() - */ - function numRows($result) - { - $rows = @mssql_num_rows($result); - if ($rows === false) { - return $this->mssqlRaiseError(); - } - return $rows; - } - - // }}} - // {{{ autoCommit() - - /** - * Enables or disables automatic commits - * - * @param bool $onoff true turns it on, false turns it off - * - * @return int DB_OK on success. A DB_Error object if the driver - * doesn't support auto-committing transactions. - */ - function autoCommit($onoff = false) - { - // XXX if $this->transaction_opcount > 0, we should probably - // issue a warning here. - $this->autocommit = $onoff ? true : false; - return DB_OK; - } - - // }}} - // {{{ commit() - - /** - * Commits the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function commit() - { - if ($this->transaction_opcount > 0) { - if (!@mssql_select_db($this->_db, $this->connection)) { - return $this->mssqlRaiseError(DB_ERROR_NODBSELECTED); - } - $result = @mssql_query('COMMIT TRAN', $this->connection); - $this->transaction_opcount = 0; - if (!$result) { - return $this->mssqlRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ rollback() - - /** - * Reverts the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function rollback() - { - if ($this->transaction_opcount > 0) { - if (!@mssql_select_db($this->_db, $this->connection)) { - return $this->mssqlRaiseError(DB_ERROR_NODBSELECTED); - } - $result = @mssql_query('ROLLBACK TRAN', $this->connection); - $this->transaction_opcount = 0; - if (!$result) { - return $this->mssqlRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ affectedRows() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - if ($this->_last_query_manip) { - $res = @mssql_query('select @@rowcount', $this->connection); - if (!$res) { - return $this->mssqlRaiseError(); - } - $ar = @mssql_fetch_row($res); - if (!$ar) { - $result = 0; - } else { - @mssql_free_result($res); - $result = $ar[0]; - } - } else { - $result = 0; - } - return $result; - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::nextID(), DB_common::getSequenceName(), - * DB_mssql::createSequence(), DB_mssql::dropSequence() - */ - function nextId($seq_name, $ondemand = true) - { - $seqname = $this->getSequenceName($seq_name); - if (!@mssql_select_db($this->_db, $this->connection)) { - return $this->mssqlRaiseError(DB_ERROR_NODBSELECTED); - } - $repeat = 0; - do { - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->query("INSERT INTO $seqname (vapor) VALUES (0)"); - $this->popErrorHandling(); - if ($ondemand && DB::isError($result) && - ($result->getCode() == DB_ERROR || $result->getCode() == DB_ERROR_NOSUCHTABLE)) - { - $repeat = 1; - $result = $this->createSequence($seq_name); - if (DB::isError($result)) { - return $this->raiseError($result); - } - } elseif (!DB::isError($result)) { - $result = $this->query("SELECT IDENT_CURRENT('$seqname')"); - if (DB::isError($result)) { - /* Fallback code for MS SQL Server 7.0, which doesn't have - * IDENT_CURRENT. This is *not* safe for concurrent - * requests, and really, if you're using it, you're in a - * world of hurt. Nevertheless, it's here to ensure BC. See - * bug #181 for the gory details.*/ - $result = $this->query("SELECT @@IDENTITY FROM $seqname"); - } - $repeat = 0; - } else { - $repeat = false; - } - } while ($repeat); - if (DB::isError($result)) { - return $this->raiseError($result); - } - $result = $result->fetchRow(DB_FETCHMODE_ORDERED); - return $result[0]; - } - - /** - * Creates a new sequence - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_mssql::nextID(), DB_mssql::dropSequence() - */ - function createSequence($seq_name) - { - return $this->query('CREATE TABLE ' - . $this->getSequenceName($seq_name) - . ' ([id] [int] IDENTITY (1, 1) NOT NULL,' - . ' [vapor] [int] NULL)'); - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_mssql::nextID(), DB_mssql::createSequence() - */ - function dropSequence($seq_name) - { - return $this->query('DROP TABLE ' . $this->getSequenceName($seq_name)); - } - - // }}} - // {{{ quoteIdentifier() - - /** - * Quotes a string so it can be safely used as a table or column name - * - * @param string $str identifier name to be quoted - * - * @return string quoted identifier string - * - * @see DB_common::quoteIdentifier() - * @since Method available since Release 1.6.0 - */ - function quoteIdentifier($str) - { - return '[' . str_replace(']', ']]', $str) . ']'; - } - - // }}} - // {{{ mssqlRaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_mssql::errorNative(), DB_mssql::errorCode() - */ - function mssqlRaiseError($code = null) - { - $message = @mssql_get_last_message(); - if (!$code) { - $code = $this->errorNative(); - } - return $this->raiseError($this->errorCode($code, $message), - null, null, null, "$code - $message"); - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error code produced by the last query - * - * @return int the DBMS' error code - */ - function errorNative() - { - $res = @mssql_query('select @@ERROR as ErrorCode', $this->connection); - if (!$res) { - return DB_ERROR; - } - $row = @mssql_fetch_row($res); - return $row[0]; - } - - // }}} - // {{{ errorCode() - - /** - * Determines PEAR::DB error code from mssql's native codes. - * - * If <var>$nativecode</var> isn't known yet, it will be looked up. - * - * @param mixed $nativecode mssql error code, if known - * @return integer an error number from a DB error constant - * @see errorNative() - */ - function errorCode($nativecode = null, $msg = '') - { - if (!$nativecode) { - $nativecode = $this->errorNative(); - } - if (isset($this->errorcode_map[$nativecode])) { - if ($nativecode == 3701 - && preg_match('/Cannot drop the index/i', $msg)) - { - return DB_ERROR_NOT_FOUND; - } - return $this->errorcode_map[$nativecode]; - } else { - return DB_ERROR; - } - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * NOTE: only supports 'table' and 'flags' if <var>$result</var> - * is a table name. - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::tableInfo() - */ - function tableInfo($result, $mode = null) - { - if (is_string($result)) { - /* - * Probably received a table name. - * Create a result resource identifier. - */ - if (!@mssql_select_db($this->_db, $this->connection)) { - return $this->mssqlRaiseError(DB_ERROR_NODBSELECTED); - } - $id = @mssql_query("SELECT * FROM $result WHERE 1=0", - $this->connection); - $got_string = true; - } elseif (isset($result->result)) { - /* - * Probably received a result object. - * Extract the result resource identifier. - */ - $id = $result->result; - $got_string = false; - } else { - /* - * Probably received a result resource identifier. - * Copy it. - * Deprecated. Here for compatibility only. - */ - $id = $result; - $got_string = false; - } - - if (!is_resource($id)) { - return $this->mssqlRaiseError(DB_ERROR_NEED_MORE_DATA); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $count = @mssql_num_fields($id); - $res = array(); - - if ($mode) { - $res['num_fields'] = $count; - } - - for ($i = 0; $i < $count; $i++) { - if ($got_string) { - $flags = $this->_mssql_field_flags($result, - @mssql_field_name($id, $i)); - if (DB::isError($flags)) { - return $flags; - } - } else { - $flags = ''; - } - - $res[$i] = array( - 'table' => $got_string ? $case_func($result) : '', - 'name' => $case_func(@mssql_field_name($id, $i)), - 'type' => @mssql_field_type($id, $i), - 'len' => @mssql_field_length($id, $i), - 'flags' => $flags, - ); - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - // free the result only if we were called on a table - if ($got_string) { - @mssql_free_result($id); - } - return $res; - } - - // }}} - // {{{ _mssql_field_flags() - - /** - * Get a column's flags - * - * Supports "not_null", "primary_key", - * "auto_increment" (mssql identity), "timestamp" (mssql timestamp), - * "unique_key" (mssql unique index, unique check or primary_key) and - * "multiple_key" (multikey index) - * - * mssql timestamp is NOT similar to the mysql timestamp so this is maybe - * not useful at all - is the behaviour of mysql_field_flags that primary - * keys are alway unique? is the interpretation of multiple_key correct? - * - * @param string $table the table name - * @param string $column the field name - * - * @return string the flags - * - * @access private - * @author Joern Barthel <j_barthel@web.de> - */ - function _mssql_field_flags($table, $column) - { - static $tableName = null; - static $flags = array(); - - if ($table != $tableName) { - - $flags = array(); - $tableName = $table; - - // get unique and primary keys - $res = $this->getAll("EXEC SP_HELPINDEX $table", DB_FETCHMODE_ASSOC); - if (DB::isError($res)) { - return $res; - } - - foreach ($res as $val) { - $keys = explode(', ', $val['index_keys']); - - if (sizeof($keys) > 1) { - foreach ($keys as $key) { - $this->_add_flag($flags[$key], 'multiple_key'); - } - } - - if (strpos($val['index_description'], 'primary key')) { - foreach ($keys as $key) { - $this->_add_flag($flags[$key], 'primary_key'); - } - } elseif (strpos($val['index_description'], 'unique')) { - foreach ($keys as $key) { - $this->_add_flag($flags[$key], 'unique_key'); - } - } - } - - // get auto_increment, not_null and timestamp - $res = $this->getAll("EXEC SP_COLUMNS $table", DB_FETCHMODE_ASSOC); - if (DB::isError($res)) { - return $res; - } - - foreach ($res as $val) { - $val = array_change_key_case($val, CASE_LOWER); - if ($val['nullable'] == '0') { - $this->_add_flag($flags[$val['column_name']], 'not_null'); - } - if (strpos($val['type_name'], 'identity')) { - $this->_add_flag($flags[$val['column_name']], 'auto_increment'); - } - if (strpos($val['type_name'], 'timestamp')) { - $this->_add_flag($flags[$val['column_name']], 'timestamp'); - } - } - } - - if (array_key_exists($column, $flags)) { - return(implode(' ', $flags[$column])); - } - return ''; - } - - // }}} - // {{{ _add_flag() - - /** - * Adds a string to the flags array if the flag is not yet in there - * - if there is no flag present the array is created - * - * @param array &$array the reference to the flag-array - * @param string $value the flag value - * - * @return void - * - * @access private - * @author Joern Barthel <j_barthel@web.de> - */ - function _add_flag(&$array, $value) - { - if (!is_array($array)) { - $array = array($value); - } elseif (!in_array($value, $array)) { - array_push($array, $value); - } - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * - * @return string the SQL query string or null if the driver doesn't - * support the object type requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type) - { - switch ($type) { - case 'tables': - return "SELECT name FROM sysobjects WHERE type = 'U'" - . ' ORDER BY name'; - case 'views': - return "SELECT name FROM sysobjects WHERE type = 'V'"; - default: - return null; - } - } - - // }}} -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/mysql.php b/program/lib/DB/mysql.php deleted file mode 100644 index 91572e14a..000000000 --- a/program/lib/DB/mysql.php +++ /dev/null @@ -1,1045 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's mysql extension - * for interacting with MySQL databases - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Stig Bakken <ssb@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's mysql extension - * for interacting with MySQL databases - * - * These methods overload the ones declared in DB_common. - * - * @category Database - * @package DB - * @author Stig Bakken <ssb@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_mysql extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'mysql'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'mysql'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * @var array - */ - var $features = array( - 'limit' => 'alter', - 'new_link' => '4.2.0', - 'numrows' => true, - 'pconnect' => true, - 'prepare' => false, - 'ssl' => false, - 'transactions' => true, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - var $errorcode_map = array( - 1004 => DB_ERROR_CANNOT_CREATE, - 1005 => DB_ERROR_CANNOT_CREATE, - 1006 => DB_ERROR_CANNOT_CREATE, - 1007 => DB_ERROR_ALREADY_EXISTS, - 1008 => DB_ERROR_CANNOT_DROP, - 1022 => DB_ERROR_ALREADY_EXISTS, - 1044 => DB_ERROR_ACCESS_VIOLATION, - 1046 => DB_ERROR_NODBSELECTED, - 1048 => DB_ERROR_CONSTRAINT, - 1049 => DB_ERROR_NOSUCHDB, - 1050 => DB_ERROR_ALREADY_EXISTS, - 1051 => DB_ERROR_NOSUCHTABLE, - 1054 => DB_ERROR_NOSUCHFIELD, - 1061 => DB_ERROR_ALREADY_EXISTS, - 1062 => DB_ERROR_ALREADY_EXISTS, - 1064 => DB_ERROR_SYNTAX, - 1091 => DB_ERROR_NOT_FOUND, - 1100 => DB_ERROR_NOT_LOCKED, - 1136 => DB_ERROR_VALUE_COUNT_ON_ROW, - 1142 => DB_ERROR_ACCESS_VIOLATION, - 1146 => DB_ERROR_NOSUCHTABLE, - 1216 => DB_ERROR_CONSTRAINT, - 1217 => DB_ERROR_CONSTRAINT, - 1356 => DB_ERROR_DIVZERO, - 1451 => DB_ERROR_CONSTRAINT, - 1452 => DB_ERROR_CONSTRAINT, - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * Should data manipulation queries be committed automatically? - * @var bool - * @access private - */ - var $autocommit = true; - - /** - * The quantity of transactions begun - * - * {@internal While this is private, it can't actually be designated - * private in PHP 5 because it is directly accessed in the test suite.}} - * - * @var integer - * @access private - */ - var $transaction_opcount = 0; - - /** - * The database specified in the DSN - * - * It's a fix to allow calls to different databases in the same script. - * - * @var string - * @access private - */ - var $_db = ''; - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_mysql() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * PEAR DB's mysql driver supports the following extra DSN options: - * + new_link If set to true, causes subsequent calls to connect() - * to return a new connection link instead of the - * existing one. WARNING: this is not portable to - * other DBMS's. Available since PEAR DB 1.7.0. - * + client_flags Any combination of MYSQL_CLIENT_* constants. - * Only used if PHP is at version 4.3.0 or greater. - * Available since PEAR DB 1.7.0. - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('mysql')) { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - - $params = array(); - if ($dsn['protocol'] && $dsn['protocol'] == 'unix') { - $params[0] = ':' . $dsn['socket']; - } else { - $params[0] = $dsn['hostspec'] ? $dsn['hostspec'] - : 'localhost'; - if ($dsn['port']) { - $params[0] .= ':' . $dsn['port']; - } - } - $params[] = $dsn['username'] ? $dsn['username'] : null; - $params[] = $dsn['password'] ? $dsn['password'] : null; - - if (!$persistent) { - if (isset($dsn['new_link']) - && ($dsn['new_link'] == 'true' || $dsn['new_link'] === true)) - { - $params[] = true; - } else { - $params[] = false; - } - } - if (version_compare(phpversion(), '4.3.0', '>=')) { - $params[] = isset($dsn['client_flags']) - ? $dsn['client_flags'] : null; - } - - $connect_function = $persistent ? 'mysql_pconnect' : 'mysql_connect'; - - $ini = ini_get('track_errors'); - $php_errormsg = ''; - if ($ini) { - $this->connection = @call_user_func_array($connect_function, - $params); - } else { - @ini_set('track_errors', 1); - $this->connection = @call_user_func_array($connect_function, - $params); - @ini_set('track_errors', $ini); - } - - if (!$this->connection) { - if (($err = @mysql_error()) != '') { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $err); - } else { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $php_errormsg); - } - } - - if ($dsn['database']) { - if (!@mysql_select_db($dsn['database'], $this->connection)) { - return $this->mysqlRaiseError(); - } - $this->_db = $dsn['database']; - } - - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $ret = @mysql_close($this->connection); - $this->connection = null; - return $ret; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * Generally uses mysql_query(). If you want to use - * mysql_unbuffered_query() set the "result_buffering" option to 0 using - * setOptions(). This option was added in Release 1.7.0. - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $ismanip = $this->_checkManip($query); - $this->last_query = $query; - $query = $this->modifyQuery($query); - if ($this->_db) { - if (!@mysql_select_db($this->_db, $this->connection)) { - return $this->mysqlRaiseError(DB_ERROR_NODBSELECTED); - } - } - if (!$this->autocommit && $ismanip) { - if ($this->transaction_opcount == 0) { - $result = @mysql_query('SET AUTOCOMMIT=0', $this->connection); - $result = @mysql_query('BEGIN', $this->connection); - if (!$result) { - return $this->mysqlRaiseError(); - } - } - $this->transaction_opcount++; - } - if (!$this->options['result_buffering']) { - $result = @mysql_unbuffered_query($query, $this->connection); - } else { - $result = @mysql_query($query, $this->connection); - } - if (!$result) { - return $this->mysqlRaiseError(); - } - if (is_resource($result)) { - return $result; - } - return DB_OK; - } - - // }}} - // {{{ nextResult() - - /** - * Move the internal mysql result pointer to the next available result - * - * This method has not been implemented yet. - * - * @param a valid sql result resource - * - * @return false - */ - function nextResult($result) - { - return false; - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - if ($rownum !== null) { - if (!@mysql_data_seek($result, $rownum)) { - return null; - } - } - if ($fetchmode & DB_FETCHMODE_ASSOC) { - $arr = @mysql_fetch_array($result, MYSQL_ASSOC); - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { - $arr = array_change_key_case($arr, CASE_LOWER); - } - } else { - $arr = @mysql_fetch_row($result); - } - if (!$arr) { - return null; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - /* - * Even though this DBMS already trims output, we do this because - * a field might have intentional whitespace at the end that - * gets removed by DB_PORTABILITY_RTRIM under another driver. - */ - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - return is_resource($result) ? mysql_free_result($result) : false; - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - $cols = @mysql_num_fields($result); - if (!$cols) { - return $this->mysqlRaiseError(); - } - return $cols; - } - - // }}} - // {{{ numRows() - - /** - * Gets the number of rows in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numRows() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of rows. A DB_Error object on failure. - * - * @see DB_result::numRows() - */ - function numRows($result) - { - $rows = @mysql_num_rows($result); - if ($rows === null) { - return $this->mysqlRaiseError(); - } - return $rows; - } - - // }}} - // {{{ autoCommit() - - /** - * Enables or disables automatic commits - * - * @param bool $onoff true turns it on, false turns it off - * - * @return int DB_OK on success. A DB_Error object if the driver - * doesn't support auto-committing transactions. - */ - function autoCommit($onoff = false) - { - // XXX if $this->transaction_opcount > 0, we should probably - // issue a warning here. - $this->autocommit = $onoff ? true : false; - return DB_OK; - } - - // }}} - // {{{ commit() - - /** - * Commits the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function commit() - { - if ($this->transaction_opcount > 0) { - if ($this->_db) { - if (!@mysql_select_db($this->_db, $this->connection)) { - return $this->mysqlRaiseError(DB_ERROR_NODBSELECTED); - } - } - $result = @mysql_query('COMMIT', $this->connection); - $result = @mysql_query('SET AUTOCOMMIT=1', $this->connection); - $this->transaction_opcount = 0; - if (!$result) { - return $this->mysqlRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ rollback() - - /** - * Reverts the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function rollback() - { - if ($this->transaction_opcount > 0) { - if ($this->_db) { - if (!@mysql_select_db($this->_db, $this->connection)) { - return $this->mysqlRaiseError(DB_ERROR_NODBSELECTED); - } - } - $result = @mysql_query('ROLLBACK', $this->connection); - $result = @mysql_query('SET AUTOCOMMIT=1', $this->connection); - $this->transaction_opcount = 0; - if (!$result) { - return $this->mysqlRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ affectedRows() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - if ($this->_last_query_manip) { - return @mysql_affected_rows($this->connection); - } else { - return 0; - } - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::nextID(), DB_common::getSequenceName(), - * DB_mysql::createSequence(), DB_mysql::dropSequence() - */ - function nextId($seq_name, $ondemand = true) - { - $seqname = $this->getSequenceName($seq_name); - do { - $repeat = 0; - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->query("UPDATE ${seqname} ". - 'SET id=LAST_INSERT_ID(id+1)'); - $this->popErrorHandling(); - if ($result === DB_OK) { - // COMMON CASE - $id = @mysql_insert_id($this->connection); - if ($id != 0) { - return $id; - } - // EMPTY SEQ TABLE - // Sequence table must be empty for some reason, so fill - // it and return 1 and obtain a user-level lock - $result = $this->getOne("SELECT GET_LOCK('${seqname}_lock',10)"); - if (DB::isError($result)) { - return $this->raiseError($result); - } - if ($result == 0) { - // Failed to get the lock - return $this->mysqlRaiseError(DB_ERROR_NOT_LOCKED); - } - - // add the default value - $result = $this->query("REPLACE INTO ${seqname} (id) VALUES (0)"); - if (DB::isError($result)) { - return $this->raiseError($result); - } - - // Release the lock - $result = $this->getOne('SELECT RELEASE_LOCK(' - . "'${seqname}_lock')"); - if (DB::isError($result)) { - return $this->raiseError($result); - } - // We know what the result will be, so no need to try again - return 1; - - } elseif ($ondemand && DB::isError($result) && - $result->getCode() == DB_ERROR_NOSUCHTABLE) - { - // ONDEMAND TABLE CREATION - $result = $this->createSequence($seq_name); - if (DB::isError($result)) { - return $this->raiseError($result); - } else { - $repeat = 1; - } - - } elseif (DB::isError($result) && - $result->getCode() == DB_ERROR_ALREADY_EXISTS) - { - // BACKWARDS COMPAT - // see _BCsequence() comment - $result = $this->_BCsequence($seqname); - if (DB::isError($result)) { - return $this->raiseError($result); - } - $repeat = 1; - } - } while ($repeat); - - return $this->raiseError($result); - } - - // }}} - // {{{ createSequence() - - /** - * Creates a new sequence - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_mysql::nextID(), DB_mysql::dropSequence() - */ - function createSequence($seq_name) - { - $seqname = $this->getSequenceName($seq_name); - $res = $this->query('CREATE TABLE ' . $seqname - . ' (id INTEGER UNSIGNED AUTO_INCREMENT NOT NULL,' - . ' PRIMARY KEY(id))'); - if (DB::isError($res)) { - return $res; - } - // insert yields value 1, nextId call will generate ID 2 - $res = $this->query("INSERT INTO ${seqname} (id) VALUES (0)"); - if (DB::isError($res)) { - return $res; - } - // so reset to zero - return $this->query("UPDATE ${seqname} SET id = 0"); - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_mysql::nextID(), DB_mysql::createSequence() - */ - function dropSequence($seq_name) - { - return $this->query('DROP TABLE ' . $this->getSequenceName($seq_name)); - } - - // }}} - // {{{ _BCsequence() - - /** - * Backwards compatibility with old sequence emulation implementation - * (clean up the dupes) - * - * @param string $seqname the sequence name to clean up - * - * @return bool true on success. A DB_Error object on failure. - * - * @access private - */ - function _BCsequence($seqname) - { - // Obtain a user-level lock... this will release any previous - // application locks, but unlike LOCK TABLES, it does not abort - // the current transaction and is much less frequently used. - $result = $this->getOne("SELECT GET_LOCK('${seqname}_lock',10)"); - if (DB::isError($result)) { - return $result; - } - if ($result == 0) { - // Failed to get the lock, can't do the conversion, bail - // with a DB_ERROR_NOT_LOCKED error - return $this->mysqlRaiseError(DB_ERROR_NOT_LOCKED); - } - - $highest_id = $this->getOne("SELECT MAX(id) FROM ${seqname}"); - if (DB::isError($highest_id)) { - return $highest_id; - } - // This should kill all rows except the highest - // We should probably do something if $highest_id isn't - // numeric, but I'm at a loss as how to handle that... - $result = $this->query('DELETE FROM ' . $seqname - . " WHERE id <> $highest_id"); - if (DB::isError($result)) { - return $result; - } - - // If another thread has been waiting for this lock, - // it will go thru the above procedure, but will have no - // real effect - $result = $this->getOne("SELECT RELEASE_LOCK('${seqname}_lock')"); - if (DB::isError($result)) { - return $result; - } - return true; - } - - // }}} - // {{{ quoteIdentifier() - - /** - * Quotes a string so it can be safely used as a table or column name - * (WARNING: using names that require this is a REALLY BAD IDEA) - * - * WARNING: Older versions of MySQL can't handle the backtick - * character (<kbd>`</kbd>) in table or column names. - * - * @param string $str identifier name to be quoted - * - * @return string quoted identifier string - * - * @see DB_common::quoteIdentifier() - * @since Method available since Release 1.6.0 - */ - function quoteIdentifier($str) - { - return '`' . str_replace('`', '``', $str) . '`'; - } - - // }}} - // {{{ quote() - - /** - * @deprecated Deprecated in release 1.6.0 - */ - function quote($str) - { - return $this->quoteSmart($str); - } - - // }}} - // {{{ escapeSimple() - - /** - * Escapes a string according to the current DBMS's standards - * - * @param string $str the string to be escaped - * - * @return string the escaped string - * - * @see DB_common::quoteSmart() - * @since Method available since Release 1.6.0 - */ - function escapeSimple($str) - { - if (function_exists('mysql_real_escape_string')) { - return @mysql_real_escape_string($str, $this->connection); - } else { - return @mysql_escape_string($str); - } - } - - // }}} - // {{{ modifyQuery() - - /** - * Changes a query string for various DBMS specific reasons - * - * This little hack lets you know how many rows were deleted - * when running a "DELETE FROM table" query. Only implemented - * if the DB_PORTABILITY_DELETE_COUNT portability option is on. - * - * @param string $query the query string to modify - * - * @return string the modified query string - * - * @access protected - * @see DB_common::setOption() - */ - function modifyQuery($query) - { - if ($this->options['portability'] & DB_PORTABILITY_DELETE_COUNT) { - // "DELETE FROM table" gives 0 affected rows in MySQL. - // This little hack lets you know how many rows were deleted. - if (preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $query)) { - $query = preg_replace('/^\s*DELETE\s+FROM\s+(\S+)\s*$/', - 'DELETE FROM \1 WHERE 1=1', $query); - } - } - return $query; - } - - // }}} - // {{{ modifyLimitQuery() - - /** - * Adds LIMIT clauses to a query string according to current DBMS standards - * - * @param string $query the query to modify - * @param int $from the row to start to fetching (0 = the first row) - * @param int $count the numbers of rows to fetch - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return string the query string with LIMIT clauses added - * - * @access protected - */ - function modifyLimitQuery($query, $from, $count, $params = array()) - { - if (DB::isManip($query) || $this->_next_query_manip) { - return $query . " LIMIT $count"; - } else { - return $query . " LIMIT $from, $count"; - } - } - - // }}} - // {{{ mysqlRaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_mysql::errorNative(), DB_common::errorCode() - */ - function mysqlRaiseError($errno = null) - { - if ($errno === null) { - if ($this->options['portability'] & DB_PORTABILITY_ERRORS) { - $this->errorcode_map[1022] = DB_ERROR_CONSTRAINT; - $this->errorcode_map[1048] = DB_ERROR_CONSTRAINT_NOT_NULL; - $this->errorcode_map[1062] = DB_ERROR_CONSTRAINT; - } else { - // Doing this in case mode changes during runtime. - $this->errorcode_map[1022] = DB_ERROR_ALREADY_EXISTS; - $this->errorcode_map[1048] = DB_ERROR_CONSTRAINT; - $this->errorcode_map[1062] = DB_ERROR_ALREADY_EXISTS; - } - $errno = $this->errorCode(mysql_errno($this->connection)); - } - return $this->raiseError($errno, null, null, null, - @mysql_errno($this->connection) . ' ** ' . - @mysql_error($this->connection)); - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error code produced by the last query - * - * @return int the DBMS' error code - */ - function errorNative() - { - return @mysql_errno($this->connection); - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::tableInfo() - */ - function tableInfo($result, $mode = null) - { - if (is_string($result)) { - // Fix for bug #11580. - if ($this->_db) { - if (!@mysql_select_db($this->_db, $this->connection)) { - return $this->mysqlRaiseError(DB_ERROR_NODBSELECTED); - } - } - - /* - * Probably received a table name. - * Create a result resource identifier. - */ - $id = @mysql_query("SELECT * FROM $result LIMIT 0", - $this->connection); - $got_string = true; - } elseif (isset($result->result)) { - /* - * Probably received a result object. - * Extract the result resource identifier. - */ - $id = $result->result; - $got_string = false; - } else { - /* - * Probably received a result resource identifier. - * Copy it. - * Deprecated. Here for compatibility only. - */ - $id = $result; - $got_string = false; - } - - if (!is_resource($id)) { - return $this->mysqlRaiseError(DB_ERROR_NEED_MORE_DATA); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $count = @mysql_num_fields($id); - $res = array(); - - if ($mode) { - $res['num_fields'] = $count; - } - - for ($i = 0; $i < $count; $i++) { - $res[$i] = array( - 'table' => $case_func(@mysql_field_table($id, $i)), - 'name' => $case_func(@mysql_field_name($id, $i)), - 'type' => @mysql_field_type($id, $i), - 'len' => @mysql_field_len($id, $i), - 'flags' => @mysql_field_flags($id, $i), - ); - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - // free the result only if we were called on a table - if ($got_string) { - @mysql_free_result($id); - } - return $res; - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * - * @return string the SQL query string or null if the driver doesn't - * support the object type requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type) - { - switch ($type) { - case 'tables': - return 'SHOW TABLES'; - case 'users': - return 'SELECT DISTINCT User FROM mysql.user'; - case 'databases': - return 'SHOW DATABASES'; - default: - return null; - } - } - - // }}} - -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/mysqli.php b/program/lib/DB/mysqli.php deleted file mode 100644 index 6cf912573..000000000 --- a/program/lib/DB/mysqli.php +++ /dev/null @@ -1,1092 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's mysqli extension - * for interacting with MySQL databases - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's mysqli extension - * for interacting with MySQL databases - * - * This is for MySQL versions 4.1 and above. Requires PHP 5. - * - * Note that persistent connections no longer exist. - * - * These methods overload the ones declared in DB_common. - * - * @category Database - * @package DB - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - * @since Class functional since Release 1.6.3 - */ -class DB_mysqli extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'mysqli'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'mysqli'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * @var array - */ - var $features = array( - 'limit' => 'alter', - 'new_link' => false, - 'numrows' => true, - 'pconnect' => false, - 'prepare' => false, - 'ssl' => true, - 'transactions' => true, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - var $errorcode_map = array( - 1004 => DB_ERROR_CANNOT_CREATE, - 1005 => DB_ERROR_CANNOT_CREATE, - 1006 => DB_ERROR_CANNOT_CREATE, - 1007 => DB_ERROR_ALREADY_EXISTS, - 1008 => DB_ERROR_CANNOT_DROP, - 1022 => DB_ERROR_ALREADY_EXISTS, - 1044 => DB_ERROR_ACCESS_VIOLATION, - 1046 => DB_ERROR_NODBSELECTED, - 1048 => DB_ERROR_CONSTRAINT, - 1049 => DB_ERROR_NOSUCHDB, - 1050 => DB_ERROR_ALREADY_EXISTS, - 1051 => DB_ERROR_NOSUCHTABLE, - 1054 => DB_ERROR_NOSUCHFIELD, - 1061 => DB_ERROR_ALREADY_EXISTS, - 1062 => DB_ERROR_ALREADY_EXISTS, - 1064 => DB_ERROR_SYNTAX, - 1091 => DB_ERROR_NOT_FOUND, - 1100 => DB_ERROR_NOT_LOCKED, - 1136 => DB_ERROR_VALUE_COUNT_ON_ROW, - 1142 => DB_ERROR_ACCESS_VIOLATION, - 1146 => DB_ERROR_NOSUCHTABLE, - 1216 => DB_ERROR_CONSTRAINT, - 1217 => DB_ERROR_CONSTRAINT, - 1356 => DB_ERROR_DIVZERO, - 1451 => DB_ERROR_CONSTRAINT, - 1452 => DB_ERROR_CONSTRAINT, - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * Should data manipulation queries be committed automatically? - * @var bool - * @access private - */ - var $autocommit = true; - - /** - * The quantity of transactions begun - * - * {@internal While this is private, it can't actually be designated - * private in PHP 5 because it is directly accessed in the test suite.}} - * - * @var integer - * @access private - */ - var $transaction_opcount = 0; - - /** - * The database specified in the DSN - * - * It's a fix to allow calls to different databases in the same script. - * - * @var string - * @access private - */ - var $_db = ''; - - /** - * Array for converting MYSQLI_*_FLAG constants to text values - * @var array - * @access public - * @since Property available since Release 1.6.5 - */ - var $mysqli_flags = array( - MYSQLI_NOT_NULL_FLAG => 'not_null', - MYSQLI_PRI_KEY_FLAG => 'primary_key', - MYSQLI_UNIQUE_KEY_FLAG => 'unique_key', - MYSQLI_MULTIPLE_KEY_FLAG => 'multiple_key', - MYSQLI_BLOB_FLAG => 'blob', - MYSQLI_UNSIGNED_FLAG => 'unsigned', - MYSQLI_ZEROFILL_FLAG => 'zerofill', - MYSQLI_AUTO_INCREMENT_FLAG => 'auto_increment', - MYSQLI_TIMESTAMP_FLAG => 'timestamp', - MYSQLI_SET_FLAG => 'set', - // MYSQLI_NUM_FLAG => 'numeric', // unnecessary - // MYSQLI_PART_KEY_FLAG => 'multiple_key', // duplicatvie - MYSQLI_GROUP_FLAG => 'group_by' - ); - - /** - * Array for converting MYSQLI_TYPE_* constants to text values - * @var array - * @access public - * @since Property available since Release 1.6.5 - */ - var $mysqli_types = array( - MYSQLI_TYPE_DECIMAL => 'decimal', - MYSQLI_TYPE_TINY => 'tinyint', - MYSQLI_TYPE_SHORT => 'int', - MYSQLI_TYPE_LONG => 'int', - MYSQLI_TYPE_FLOAT => 'float', - MYSQLI_TYPE_DOUBLE => 'double', - // MYSQLI_TYPE_NULL => 'DEFAULT NULL', // let flags handle it - MYSQLI_TYPE_TIMESTAMP => 'timestamp', - MYSQLI_TYPE_LONGLONG => 'bigint', - MYSQLI_TYPE_INT24 => 'mediumint', - MYSQLI_TYPE_DATE => 'date', - MYSQLI_TYPE_TIME => 'time', - MYSQLI_TYPE_DATETIME => 'datetime', - MYSQLI_TYPE_YEAR => 'year', - MYSQLI_TYPE_NEWDATE => 'date', - MYSQLI_TYPE_ENUM => 'enum', - MYSQLI_TYPE_SET => 'set', - MYSQLI_TYPE_TINY_BLOB => 'tinyblob', - MYSQLI_TYPE_MEDIUM_BLOB => 'mediumblob', - MYSQLI_TYPE_LONG_BLOB => 'longblob', - MYSQLI_TYPE_BLOB => 'blob', - MYSQLI_TYPE_VAR_STRING => 'varchar', - MYSQLI_TYPE_STRING => 'char', - MYSQLI_TYPE_GEOMETRY => 'geometry', - /* These constants are conditionally compiled in ext/mysqli, so we'll - * define them by number rather than constant. */ - 16 => 'bit', - 246 => 'decimal', - ); - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_mysqli() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * PEAR DB's mysqli driver supports the following extra DSN options: - * + When the 'ssl' $option passed to DB::connect() is true: - * + key The path to the key file. - * + cert The path to the certificate file. - * + ca The path to the certificate authority file. - * + capath The path to a directory that contains trusted SSL - * CA certificates in pem format. - * + cipher The list of allowable ciphers for SSL encryption. - * - * Example of how to connect using SSL: - * <code> - * require_once 'DB.php'; - * - * $dsn = array( - * 'phptype' => 'mysqli', - * 'username' => 'someuser', - * 'password' => 'apasswd', - * 'hostspec' => 'localhost', - * 'database' => 'thedb', - * 'key' => 'client-key.pem', - * 'cert' => 'client-cert.pem', - * 'ca' => 'cacert.pem', - * 'capath' => '/path/to/ca/dir', - * 'cipher' => 'AES', - * ); - * - * $options = array( - * 'ssl' => true, - * ); - * - * $db = DB::connect($dsn, $options); - * if (PEAR::isError($db)) { - * die($db->getMessage()); - * } - * </code> - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('mysqli')) { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - - $ini = ini_get('track_errors'); - @ini_set('track_errors', 1); - $php_errormsg = ''; - - if (((int) $this->getOption('ssl')) === 1) { - $init = mysqli_init(); - mysqli_ssl_set( - $init, - empty($dsn['key']) ? null : $dsn['key'], - empty($dsn['cert']) ? null : $dsn['cert'], - empty($dsn['ca']) ? null : $dsn['ca'], - empty($dsn['capath']) ? null : $dsn['capath'], - empty($dsn['cipher']) ? null : $dsn['cipher'] - ); - if ($this->connection = @mysqli_real_connect( - $init, - $dsn['hostspec'], - $dsn['username'], - $dsn['password'], - $dsn['database'], - $dsn['port'], - $dsn['socket'])) - { - $this->connection = $init; - } - } else { - $this->connection = @mysqli_connect( - $dsn['hostspec'], - $dsn['username'], - $dsn['password'], - $dsn['database'], - $dsn['port'], - $dsn['socket'] - ); - } - - @ini_set('track_errors', $ini); - - if (!$this->connection) { - if (($err = @mysqli_connect_error()) != '') { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $err); - } else { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $php_errormsg); - } - } - - if ($dsn['database']) { - $this->_db = $dsn['database']; - } - - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $ret = @mysqli_close($this->connection); - $this->connection = null; - return $ret; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $ismanip = $this->_checkManip($query); - $this->last_query = $query; - $query = $this->modifyQuery($query); - if ($this->_db) { - if (!@mysqli_select_db($this->connection, $this->_db)) { - return $this->mysqliRaiseError(DB_ERROR_NODBSELECTED); - } - } - if (!$this->autocommit && $ismanip) { - if ($this->transaction_opcount == 0) { - $result = @mysqli_query($this->connection, 'SET AUTOCOMMIT=0'); - $result = @mysqli_query($this->connection, 'BEGIN'); - if (!$result) { - return $this->mysqliRaiseError(); - } - } - $this->transaction_opcount++; - } - $result = @mysqli_query($this->connection, $query); - if (!$result) { - return $this->mysqliRaiseError(); - } - if (is_object($result)) { - return $result; - } - return DB_OK; - } - - // }}} - // {{{ nextResult() - - /** - * Move the internal mysql result pointer to the next available result. - * - * This method has not been implemented yet. - * - * @param resource $result a valid sql result resource - * @return false - * @access public - */ - function nextResult($result) - { - return false; - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - if ($rownum !== null) { - if (!@mysqli_data_seek($result, $rownum)) { - return null; - } - } - if ($fetchmode & DB_FETCHMODE_ASSOC) { - $arr = @mysqli_fetch_array($result, MYSQLI_ASSOC); - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { - $arr = array_change_key_case($arr, CASE_LOWER); - } - } else { - $arr = @mysqli_fetch_row($result); - } - if (!$arr) { - return null; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - /* - * Even though this DBMS already trims output, we do this because - * a field might have intentional whitespace at the end that - * gets removed by DB_PORTABILITY_RTRIM under another driver. - */ - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - return is_resource($result) ? mysqli_free_result($result) : false; - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - $cols = @mysqli_num_fields($result); - if (!$cols) { - return $this->mysqliRaiseError(); - } - return $cols; - } - - // }}} - // {{{ numRows() - - /** - * Gets the number of rows in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numRows() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of rows. A DB_Error object on failure. - * - * @see DB_result::numRows() - */ - function numRows($result) - { - $rows = @mysqli_num_rows($result); - if ($rows === null) { - return $this->mysqliRaiseError(); - } - return $rows; - } - - // }}} - // {{{ autoCommit() - - /** - * Enables or disables automatic commits - * - * @param bool $onoff true turns it on, false turns it off - * - * @return int DB_OK on success. A DB_Error object if the driver - * doesn't support auto-committing transactions. - */ - function autoCommit($onoff = false) - { - // XXX if $this->transaction_opcount > 0, we should probably - // issue a warning here. - $this->autocommit = $onoff ? true : false; - return DB_OK; - } - - // }}} - // {{{ commit() - - /** - * Commits the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function commit() - { - if ($this->transaction_opcount > 0) { - if ($this->_db) { - if (!@mysqli_select_db($this->connection, $this->_db)) { - return $this->mysqliRaiseError(DB_ERROR_NODBSELECTED); - } - } - $result = @mysqli_query($this->connection, 'COMMIT'); - $result = @mysqli_query($this->connection, 'SET AUTOCOMMIT=1'); - $this->transaction_opcount = 0; - if (!$result) { - return $this->mysqliRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ rollback() - - /** - * Reverts the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function rollback() - { - if ($this->transaction_opcount > 0) { - if ($this->_db) { - if (!@mysqli_select_db($this->connection, $this->_db)) { - return $this->mysqliRaiseError(DB_ERROR_NODBSELECTED); - } - } - $result = @mysqli_query($this->connection, 'ROLLBACK'); - $result = @mysqli_query($this->connection, 'SET AUTOCOMMIT=1'); - $this->transaction_opcount = 0; - if (!$result) { - return $this->mysqliRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ affectedRows() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - if ($this->_last_query_manip) { - return @mysqli_affected_rows($this->connection); - } else { - return 0; - } - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::nextID(), DB_common::getSequenceName(), - * DB_mysqli::createSequence(), DB_mysqli::dropSequence() - */ - function nextId($seq_name, $ondemand = true) - { - $seqname = $this->getSequenceName($seq_name); - do { - $repeat = 0; - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->query('UPDATE ' . $seqname - . ' SET id = LAST_INSERT_ID(id + 1)'); - $this->popErrorHandling(); - if ($result === DB_OK) { - // COMMON CASE - $id = @mysqli_insert_id($this->connection); - if ($id != 0) { - return $id; - } - - // EMPTY SEQ TABLE - // Sequence table must be empty for some reason, - // so fill it and return 1 - // Obtain a user-level lock - $result = $this->getOne('SELECT GET_LOCK(' - . "'${seqname}_lock', 10)"); - if (DB::isError($result)) { - return $this->raiseError($result); - } - if ($result == 0) { - return $this->mysqliRaiseError(DB_ERROR_NOT_LOCKED); - } - - // add the default value - $result = $this->query('REPLACE INTO ' . $seqname - . ' (id) VALUES (0)'); - if (DB::isError($result)) { - return $this->raiseError($result); - } - - // Release the lock - $result = $this->getOne('SELECT RELEASE_LOCK(' - . "'${seqname}_lock')"); - if (DB::isError($result)) { - return $this->raiseError($result); - } - // We know what the result will be, so no need to try again - return 1; - - } elseif ($ondemand && DB::isError($result) && - $result->getCode() == DB_ERROR_NOSUCHTABLE) - { - // ONDEMAND TABLE CREATION - $result = $this->createSequence($seq_name); - - // Since createSequence initializes the ID to be 1, - // we do not need to retrieve the ID again (or we will get 2) - if (DB::isError($result)) { - return $this->raiseError($result); - } else { - // First ID of a newly created sequence is 1 - return 1; - } - - } elseif (DB::isError($result) && - $result->getCode() == DB_ERROR_ALREADY_EXISTS) - { - // BACKWARDS COMPAT - // see _BCsequence() comment - $result = $this->_BCsequence($seqname); - if (DB::isError($result)) { - return $this->raiseError($result); - } - $repeat = 1; - } - } while ($repeat); - - return $this->raiseError($result); - } - - /** - * Creates a new sequence - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_mysqli::nextID(), DB_mysqli::dropSequence() - */ - function createSequence($seq_name) - { - $seqname = $this->getSequenceName($seq_name); - $res = $this->query('CREATE TABLE ' . $seqname - . ' (id INTEGER UNSIGNED AUTO_INCREMENT NOT NULL,' - . ' PRIMARY KEY(id))'); - if (DB::isError($res)) { - return $res; - } - // insert yields value 1, nextId call will generate ID 2 - return $this->query("INSERT INTO ${seqname} (id) VALUES (0)"); - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_mysql::nextID(), DB_mysql::createSequence() - */ - function dropSequence($seq_name) - { - return $this->query('DROP TABLE ' . $this->getSequenceName($seq_name)); - } - - // }}} - // {{{ _BCsequence() - - /** - * Backwards compatibility with old sequence emulation implementation - * (clean up the dupes) - * - * @param string $seqname the sequence name to clean up - * - * @return bool true on success. A DB_Error object on failure. - * - * @access private - */ - function _BCsequence($seqname) - { - // Obtain a user-level lock... this will release any previous - // application locks, but unlike LOCK TABLES, it does not abort - // the current transaction and is much less frequently used. - $result = $this->getOne("SELECT GET_LOCK('${seqname}_lock',10)"); - if (DB::isError($result)) { - return $result; - } - if ($result == 0) { - // Failed to get the lock, can't do the conversion, bail - // with a DB_ERROR_NOT_LOCKED error - return $this->mysqliRaiseError(DB_ERROR_NOT_LOCKED); - } - - $highest_id = $this->getOne("SELECT MAX(id) FROM ${seqname}"); - if (DB::isError($highest_id)) { - return $highest_id; - } - - // This should kill all rows except the highest - // We should probably do something if $highest_id isn't - // numeric, but I'm at a loss as how to handle that... - $result = $this->query('DELETE FROM ' . $seqname - . " WHERE id <> $highest_id"); - if (DB::isError($result)) { - return $result; - } - - // If another thread has been waiting for this lock, - // it will go thru the above procedure, but will have no - // real effect - $result = $this->getOne("SELECT RELEASE_LOCK('${seqname}_lock')"); - if (DB::isError($result)) { - return $result; - } - return true; - } - - // }}} - // {{{ quoteIdentifier() - - /** - * Quotes a string so it can be safely used as a table or column name - * (WARNING: using names that require this is a REALLY BAD IDEA) - * - * WARNING: Older versions of MySQL can't handle the backtick - * character (<kbd>`</kbd>) in table or column names. - * - * @param string $str identifier name to be quoted - * - * @return string quoted identifier string - * - * @see DB_common::quoteIdentifier() - * @since Method available since Release 1.6.0 - */ - function quoteIdentifier($str) - { - return '`' . str_replace('`', '``', $str) . '`'; - } - - // }}} - // {{{ escapeSimple() - - /** - * Escapes a string according to the current DBMS's standards - * - * @param string $str the string to be escaped - * - * @return string the escaped string - * - * @see DB_common::quoteSmart() - * @since Method available since Release 1.6.0 - */ - function escapeSimple($str) - { - return @mysqli_real_escape_string($this->connection, $str); - } - - // }}} - // {{{ modifyLimitQuery() - - /** - * Adds LIMIT clauses to a query string according to current DBMS standards - * - * @param string $query the query to modify - * @param int $from the row to start to fetching (0 = the first row) - * @param int $count the numbers of rows to fetch - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return string the query string with LIMIT clauses added - * - * @access protected - */ - function modifyLimitQuery($query, $from, $count, $params = array()) - { - if (DB::isManip($query) || $this->_next_query_manip) { - return $query . " LIMIT $count"; - } else { - return $query . " LIMIT $from, $count"; - } - } - - // }}} - // {{{ mysqliRaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_mysqli::errorNative(), DB_common::errorCode() - */ - function mysqliRaiseError($errno = null) - { - if ($errno === null) { - if ($this->options['portability'] & DB_PORTABILITY_ERRORS) { - $this->errorcode_map[1022] = DB_ERROR_CONSTRAINT; - $this->errorcode_map[1048] = DB_ERROR_CONSTRAINT_NOT_NULL; - $this->errorcode_map[1062] = DB_ERROR_CONSTRAINT; - } else { - // Doing this in case mode changes during runtime. - $this->errorcode_map[1022] = DB_ERROR_ALREADY_EXISTS; - $this->errorcode_map[1048] = DB_ERROR_CONSTRAINT; - $this->errorcode_map[1062] = DB_ERROR_ALREADY_EXISTS; - } - $errno = $this->errorCode(mysqli_errno($this->connection)); - } - return $this->raiseError($errno, null, null, null, - @mysqli_errno($this->connection) . ' ** ' . - @mysqli_error($this->connection)); - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error code produced by the last query - * - * @return int the DBMS' error code - */ - function errorNative() - { - return @mysqli_errno($this->connection); - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::setOption() - */ - function tableInfo($result, $mode = null) - { - if (is_string($result)) { - // Fix for bug #11580. - if ($this->_db) { - if (!@mysqli_select_db($this->connection, $this->_db)) { - return $this->mysqliRaiseError(DB_ERROR_NODBSELECTED); - } - } - - /* - * Probably received a table name. - * Create a result resource identifier. - */ - $id = @mysqli_query($this->connection, - "SELECT * FROM $result LIMIT 0"); - $got_string = true; - } elseif (isset($result->result)) { - /* - * Probably received a result object. - * Extract the result resource identifier. - */ - $id = $result->result; - $got_string = false; - } else { - /* - * Probably received a result resource identifier. - * Copy it. - * Deprecated. Here for compatibility only. - */ - $id = $result; - $got_string = false; - } - - if (!is_a($id, 'mysqli_result')) { - return $this->mysqliRaiseError(DB_ERROR_NEED_MORE_DATA); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $count = @mysqli_num_fields($id); - $res = array(); - - if ($mode) { - $res['num_fields'] = $count; - } - - for ($i = 0; $i < $count; $i++) { - $tmp = @mysqli_fetch_field($id); - - $flags = ''; - foreach ($this->mysqli_flags as $const => $means) { - if ($tmp->flags & $const) { - $flags .= $means . ' '; - } - } - if ($tmp->def) { - $flags .= 'default_' . rawurlencode($tmp->def); - } - $flags = trim($flags); - - $res[$i] = array( - 'table' => $case_func($tmp->table), - 'name' => $case_func($tmp->name), - 'type' => isset($this->mysqli_types[$tmp->type]) - ? $this->mysqli_types[$tmp->type] - : 'unknown', - // http://bugs.php.net/?id=36579 - 'len' => $tmp->length, - 'flags' => $flags, - ); - - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - // free the result only if we were called on a table - if ($got_string) { - @mysqli_free_result($id); - } - return $res; - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * - * @return string the SQL query string or null if the driver doesn't - * support the object type requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type) - { - switch ($type) { - case 'tables': - return 'SHOW TABLES'; - case 'users': - return 'SELECT DISTINCT User FROM mysql.user'; - case 'databases': - return 'SHOW DATABASES'; - default: - return null; - } - } - - // }}} - -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/oci8.php b/program/lib/DB/oci8.php deleted file mode 100644 index f2f8e3d4c..000000000 --- a/program/lib/DB/oci8.php +++ /dev/null @@ -1,1156 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's oci8 extension - * for interacting with Oracle databases - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author James L. Pine <jlp@valinux.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's oci8 extension - * for interacting with Oracle databases - * - * Definitely works with versions 8 and 9 of Oracle. - * - * These methods overload the ones declared in DB_common. - * - * Be aware... OCIError() only appears to return anything when given a - * statement, so functions return the generic DB_ERROR instead of more - * useful errors that have to do with feedback from the database. - * - * @category Database - * @package DB - * @author James L. Pine <jlp@valinux.com> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_oci8 extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'oci8'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'oci8'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * @var array - */ - var $features = array( - 'limit' => 'alter', - 'new_link' => '5.0.0', - 'numrows' => 'subquery', - 'pconnect' => true, - 'prepare' => true, - 'ssl' => false, - 'transactions' => true, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - var $errorcode_map = array( - 1 => DB_ERROR_CONSTRAINT, - 900 => DB_ERROR_SYNTAX, - 904 => DB_ERROR_NOSUCHFIELD, - 913 => DB_ERROR_VALUE_COUNT_ON_ROW, - 921 => DB_ERROR_SYNTAX, - 923 => DB_ERROR_SYNTAX, - 942 => DB_ERROR_NOSUCHTABLE, - 955 => DB_ERROR_ALREADY_EXISTS, - 1400 => DB_ERROR_CONSTRAINT_NOT_NULL, - 1401 => DB_ERROR_INVALID, - 1407 => DB_ERROR_CONSTRAINT_NOT_NULL, - 1418 => DB_ERROR_NOT_FOUND, - 1476 => DB_ERROR_DIVZERO, - 1722 => DB_ERROR_INVALID_NUMBER, - 2289 => DB_ERROR_NOSUCHTABLE, - 2291 => DB_ERROR_CONSTRAINT, - 2292 => DB_ERROR_CONSTRAINT, - 2449 => DB_ERROR_CONSTRAINT, - 12899 => DB_ERROR_INVALID, - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * Should data manipulation queries be committed automatically? - * @var bool - * @access private - */ - var $autocommit = true; - - /** - * Stores the $data passed to execute() in the oci8 driver - * - * Gets reset to array() when simpleQuery() is run. - * - * Needed in case user wants to call numRows() after prepare/execute - * was used. - * - * @var array - * @access private - */ - var $_data = array(); - - /** - * The result or statement handle from the most recently executed query - * @var resource - */ - var $last_stmt; - - /** - * Is the given prepared statement a data manipulation query? - * @var array - * @access private - */ - var $manip_query = array(); - - /** - * Store of prepared SQL queries. - * @var array - * @access private - */ - var $_prepared_queries = array(); - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_oci8() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * If PHP is at version 5.0.0 or greater: - * + Generally, oci_connect() or oci_pconnect() are used. - * + But if the new_link DSN option is set to true, oci_new_connect() - * is used. - * - * When using PHP version 4.x, OCILogon() or OCIPLogon() are used. - * - * PEAR DB's oci8 driver supports the following extra DSN options: - * + charset The character set to be used on the connection. - * Only used if PHP is at version 5.0.0 or greater - * and the Oracle server is at 9.2 or greater. - * Available since PEAR DB 1.7.0. - * + new_link If set to true, causes subsequent calls to - * connect() to return a new connection link - * instead of the existing one. WARNING: this is - * not portable to other DBMS's. - * Available since PEAR DB 1.7.0. - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('oci8')) { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - - // Backwards compatibility with DB < 1.7.0 - if (empty($dsn['database']) && !empty($dsn['hostspec'])) { - $db = $dsn['hostspec']; - } else { - $db = $dsn['database']; - } - - if (function_exists('oci_connect')) { - if (isset($dsn['new_link']) - && ($dsn['new_link'] == 'true' || $dsn['new_link'] === true)) - { - $connect_function = 'oci_new_connect'; - } else { - $connect_function = $persistent ? 'oci_pconnect' - : 'oci_connect'; - } - if (isset($this->dsn['port']) && $this->dsn['port']) { - $db = '//'.$db.':'.$this->dsn['port']; - } - - $char = empty($dsn['charset']) ? null : $dsn['charset']; - $this->connection = @$connect_function($dsn['username'], - $dsn['password'], - $db, - $char); - $error = OCIError(); - if (!empty($error) && $error['code'] == 12541) { - // Couldn't find TNS listener. Try direct connection. - $this->connection = @$connect_function($dsn['username'], - $dsn['password'], - null, - $char); - } - } else { - $connect_function = $persistent ? 'OCIPLogon' : 'OCILogon'; - if ($db) { - $this->connection = @$connect_function($dsn['username'], - $dsn['password'], - $db); - } elseif ($dsn['username'] || $dsn['password']) { - $this->connection = @$connect_function($dsn['username'], - $dsn['password']); - } - } - - if (!$this->connection) { - $error = OCIError(); - $error = (is_array($error)) ? $error['message'] : null; - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $error); - } - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - if (function_exists('oci_close')) { - $ret = @oci_close($this->connection); - } else { - $ret = @OCILogOff($this->connection); - } - $this->connection = null; - return $ret; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * To determine how many rows of a result set get buffered using - * ocisetprefetch(), see the "result_buffering" option in setOptions(). - * This option was added in Release 1.7.0. - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $this->_data = array(); - $this->last_parameters = array(); - $this->last_query = $query; - $query = $this->modifyQuery($query); - $result = @OCIParse($this->connection, $query); - if (!$result) { - return $this->oci8RaiseError(); - } - if ($this->autocommit) { - $success = @OCIExecute($result,OCI_COMMIT_ON_SUCCESS); - } else { - $success = @OCIExecute($result,OCI_DEFAULT); - } - if (!$success) { - return $this->oci8RaiseError($result); - } - $this->last_stmt = $result; - if ($this->_checkManip($query)) { - return DB_OK; - } else { - @ocisetprefetch($result, $this->options['result_buffering']); - return $result; - } - } - - // }}} - // {{{ nextResult() - - /** - * Move the internal oracle result pointer to the next available result - * - * @param a valid oci8 result resource - * - * @access public - * - * @return true if a result is available otherwise return false - */ - function nextResult($result) - { - return false; - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - if ($rownum !== null) { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - if ($fetchmode & DB_FETCHMODE_ASSOC) { - $moredata = @OCIFetchInto($result,$arr,OCI_ASSOC+OCI_RETURN_NULLS+OCI_RETURN_LOBS); - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && - $moredata) - { - $arr = array_change_key_case($arr, CASE_LOWER); - } - } else { - $moredata = OCIFetchInto($result,$arr,OCI_RETURN_NULLS+OCI_RETURN_LOBS); - } - if (!$moredata) { - return null; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - return is_resource($result) ? OCIFreeStatement($result) : false; - } - - /** - * Frees the internal resources associated with a prepared query - * - * @param resource $stmt the prepared statement's resource - * @param bool $free_resource should the PHP resource be freed too? - * Use false if you need to get data - * from the result set later. - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_oci8::prepare() - */ - function freePrepared($stmt, $free_resource = true) - { - if (!is_resource($stmt)) { - return false; - } - if ($free_resource) { - @ocifreestatement($stmt); - } - if (isset($this->prepare_types[(int)$stmt])) { - unset($this->prepare_types[(int)$stmt]); - unset($this->manip_query[(int)$stmt]); - } else { - return false; - } - return true; - } - - // }}} - // {{{ numRows() - - /** - * Gets the number of rows in a result set - * - * Only works if the DB_PORTABILITY_NUMROWS portability option - * is turned on. - * - * This method is not meant to be called directly. Use - * DB_result::numRows() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of rows. A DB_Error object on failure. - * - * @see DB_result::numRows(), DB_common::setOption() - */ - function numRows($result) - { - // emulate numRows for Oracle. yuck. - if ($this->options['portability'] & DB_PORTABILITY_NUMROWS && - $result === $this->last_stmt) - { - $countquery = 'SELECT COUNT(*) FROM ('.$this->last_query.')'; - $save_query = $this->last_query; - $save_stmt = $this->last_stmt; - - $count = $this->query($countquery); - - // Restore the last query and statement. - $this->last_query = $save_query; - $this->last_stmt = $save_stmt; - - if (DB::isError($count) || - DB::isError($row = $count->fetchRow(DB_FETCHMODE_ORDERED))) - { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - return $row[0]; - } - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - $cols = @OCINumCols($result); - if (!$cols) { - return $this->oci8RaiseError($result); - } - return $cols; - } - - // }}} - // {{{ prepare() - - /** - * Prepares a query for multiple execution with execute(). - * - * With oci8, this is emulated. - * - * prepare() requires a generic query as string like <code> - * INSERT INTO numbers VALUES (?, ?, ?) - * </code>. The <kbd>?</kbd> characters are placeholders. - * - * Three types of placeholders can be used: - * + <kbd>?</kbd> a quoted scalar value, i.e. strings, integers - * + <kbd>!</kbd> value is inserted 'as is' - * + <kbd>&</kbd> requires a file name. The file's contents get - * inserted into the query (i.e. saving binary - * data in a db) - * - * Use backslashes to escape placeholder characters if you don't want - * them to be interpreted as placeholders. Example: <code> - * "UPDATE foo SET col=? WHERE col='over \& under'" - * </code> - * - * @param string $query the query to be prepared - * - * @return mixed DB statement resource on success. DB_Error on failure. - * - * @see DB_oci8::execute() - */ - function prepare($query) - { - $tokens = preg_split('/((?<!\\\)[&?!])/', $query, -1, - PREG_SPLIT_DELIM_CAPTURE); - $binds = count($tokens) - 1; - $token = 0; - $types = array(); - $newquery = ''; - - foreach ($tokens as $key => $val) { - switch ($val) { - case '?': - $types[$token++] = DB_PARAM_SCALAR; - unset($tokens[$key]); - break; - case '&': - $types[$token++] = DB_PARAM_OPAQUE; - unset($tokens[$key]); - break; - case '!': - $types[$token++] = DB_PARAM_MISC; - unset($tokens[$key]); - break; - default: - $tokens[$key] = preg_replace('/\\\([&?!])/', "\\1", $val); - if ($key != $binds) { - $newquery .= $tokens[$key] . ':bind' . $token; - } else { - $newquery .= $tokens[$key]; - } - } - } - - $this->last_query = $query; - $newquery = $this->modifyQuery($newquery); - if (!$stmt = @OCIParse($this->connection, $newquery)) { - return $this->oci8RaiseError(); - } - $this->prepare_types[(int)$stmt] = $types; - $this->manip_query[(int)$stmt] = DB::isManip($query); - $this->_prepared_queries[(int)$stmt] = $newquery; - return $stmt; - } - - // }}} - // {{{ execute() - - /** - * Executes a DB statement prepared with prepare(). - * - * To determine how many rows of a result set get buffered using - * ocisetprefetch(), see the "result_buffering" option in setOptions(). - * This option was added in Release 1.7.0. - * - * @param resource $stmt a DB statement resource returned from prepare() - * @param mixed $data array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 for non-array items or the - * quantity of elements in the array. - * - * @return mixed returns an oic8 result resource for successful SELECT - * queries, DB_OK for other successful queries. - * A DB error object is returned on failure. - * - * @see DB_oci8::prepare() - */ - function &execute($stmt, $data = array()) - { - $data = (array)$data; - $this->last_parameters = $data; - $this->last_query = $this->_prepared_queries[(int)$stmt]; - $this->_data = $data; - - $types = $this->prepare_types[(int)$stmt]; - if (count($types) != count($data)) { - $tmp = $this->raiseError(DB_ERROR_MISMATCH); - return $tmp; - } - - $i = 0; - foreach ($data as $key => $value) { - if ($types[$i] == DB_PARAM_MISC) { - /* - * Oracle doesn't seem to have the ability to pass a - * parameter along unchanged, so strip off quotes from start - * and end, plus turn two single quotes to one single quote, - * in order to avoid the quotes getting escaped by - * Oracle and ending up in the database. - */ - $data[$key] = preg_replace("/^'(.*)'$/", "\\1", $data[$key]); - $data[$key] = str_replace("''", "'", $data[$key]); - } elseif ($types[$i] == DB_PARAM_OPAQUE) { - $fp = @fopen($data[$key], 'rb'); - if (!$fp) { - $tmp = $this->raiseError(DB_ERROR_ACCESS_VIOLATION); - return $tmp; - } - $data[$key] = fread($fp, filesize($data[$key])); - fclose($fp); - } elseif ($types[$i] == DB_PARAM_SCALAR) { - // Floats have to be converted to a locale-neutral - // representation. - if (is_float($data[$key])) { - $data[$key] = $this->quoteFloat($data[$key]); - } - } - if (!@OCIBindByName($stmt, ':bind' . $i, $data[$key], -1)) { - $tmp = $this->oci8RaiseError($stmt); - return $tmp; - } - $this->last_query = str_replace(':bind'.$i, $this->quoteSmart($data[$key]), $this->last_query); - $i++; - } - if ($this->autocommit) { - $success = @OCIExecute($stmt, OCI_COMMIT_ON_SUCCESS); - } else { - $success = @OCIExecute($stmt, OCI_DEFAULT); - } - if (!$success) { - $tmp = $this->oci8RaiseError($stmt); - return $tmp; - } - $this->last_stmt = $stmt; - if ($this->manip_query[(int)$stmt] || $this->_next_query_manip) { - $this->_last_query_manip = true; - $this->_next_query_manip = false; - $tmp = DB_OK; - } else { - $this->_last_query_manip = false; - @ocisetprefetch($stmt, $this->options['result_buffering']); - $tmp = new DB_result($this, $stmt); - } - return $tmp; - } - - // }}} - // {{{ autoCommit() - - /** - * Enables or disables automatic commits - * - * @param bool $onoff true turns it on, false turns it off - * - * @return int DB_OK on success. A DB_Error object if the driver - * doesn't support auto-committing transactions. - */ - function autoCommit($onoff = false) - { - $this->autocommit = (bool)$onoff;; - return DB_OK; - } - - // }}} - // {{{ commit() - - /** - * Commits the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function commit() - { - $result = @OCICommit($this->connection); - if (!$result) { - return $this->oci8RaiseError(); - } - return DB_OK; - } - - // }}} - // {{{ rollback() - - /** - * Reverts the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function rollback() - { - $result = @OCIRollback($this->connection); - if (!$result) { - return $this->oci8RaiseError(); - } - return DB_OK; - } - - // }}} - // {{{ affectedRows() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - if ($this->last_stmt === false) { - return $this->oci8RaiseError(); - } - $result = @OCIRowCount($this->last_stmt); - if ($result === false) { - return $this->oci8RaiseError($this->last_stmt); - } - return $result; - } - - // }}} - // {{{ modifyQuery() - - /** - * Changes a query string for various DBMS specific reasons - * - * "SELECT 2+2" must be "SELECT 2+2 FROM dual" in Oracle. - * - * @param string $query the query string to modify - * - * @return string the modified query string - * - * @access protected - */ - function modifyQuery($query) - { - if (preg_match('/^\s*SELECT/i', $query) && - !preg_match('/\sFROM\s/i', $query)) { - $query .= ' FROM dual'; - } - return $query; - } - - // }}} - // {{{ modifyLimitQuery() - - /** - * Adds LIMIT clauses to a query string according to current DBMS standards - * - * @param string $query the query to modify - * @param int $from the row to start to fetching (0 = the first row) - * @param int $count the numbers of rows to fetch - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return string the query string with LIMIT clauses added - * - * @access protected - */ - function modifyLimitQuery($query, $from, $count, $params = array()) - { - // Let Oracle return the name of the columns instead of - // coding a "home" SQL parser - - if (count($params)) { - $result = $this->prepare("SELECT * FROM ($query) " - . 'WHERE NULL = NULL'); - $tmp = $this->execute($result, $params); - } else { - $q_fields = "SELECT * FROM ($query) WHERE NULL = NULL"; - - if (!$result = @OCIParse($this->connection, $q_fields)) { - $this->last_query = $q_fields; - return $this->oci8RaiseError(); - } - if (!@OCIExecute($result, OCI_DEFAULT)) { - $this->last_query = $q_fields; - return $this->oci8RaiseError($result); - } - } - - $ncols = OCINumCols($result); - $cols = array(); - for ( $i = 1; $i <= $ncols; $i++ ) { - $cols[] = '"' . OCIColumnName($result, $i) . '"'; - } - $fields = implode(', ', $cols); - // XXX Test that (tip by John Lim) - //if (preg_match('/^\s*SELECT\s+/is', $query, $match)) { - // // Introduce the FIRST_ROWS Oracle query optimizer - // $query = substr($query, strlen($match[0]), strlen($query)); - // $query = "SELECT /* +FIRST_ROWS */ " . $query; - //} - - // Construct the query - // more at: http://marc.theaimsgroup.com/?l=php-db&m=99831958101212&w=2 - // Perhaps this could be optimized with the use of Unions - $query = "SELECT $fields FROM". - " (SELECT rownum as linenum, $fields FROM". - " ($query)". - ' WHERE rownum <= '. ($from + $count) . - ') WHERE linenum >= ' . ++$from; - return $query; - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::nextID(), DB_common::getSequenceName(), - * DB_oci8::createSequence(), DB_oci8::dropSequence() - */ - function nextId($seq_name, $ondemand = true) - { - $seqname = $this->getSequenceName($seq_name); - $repeat = 0; - do { - $this->expectError(DB_ERROR_NOSUCHTABLE); - $result = $this->query("SELECT ${seqname}.nextval FROM dual"); - $this->popExpect(); - if ($ondemand && DB::isError($result) && - $result->getCode() == DB_ERROR_NOSUCHTABLE) { - $repeat = 1; - $result = $this->createSequence($seq_name); - if (DB::isError($result)) { - return $this->raiseError($result); - } - } else { - $repeat = 0; - } - } while ($repeat); - if (DB::isError($result)) { - return $this->raiseError($result); - } - $arr = $result->fetchRow(DB_FETCHMODE_ORDERED); - return $arr[0]; - } - - /** - * Creates a new sequence - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_oci8::nextID(), DB_oci8::dropSequence() - */ - function createSequence($seq_name) - { - return $this->query('CREATE SEQUENCE ' - . $this->getSequenceName($seq_name)); - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_oci8::nextID(), DB_oci8::createSequence() - */ - function dropSequence($seq_name) - { - return $this->query('DROP SEQUENCE ' - . $this->getSequenceName($seq_name)); - } - - // }}} - // {{{ oci8RaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_oci8::errorNative(), DB_oci8::errorCode() - */ - function oci8RaiseError($errno = null) - { - if ($errno === null) { - $error = @OCIError($this->connection); - return $this->raiseError($this->errorCode($error['code']), - null, null, null, $error['message']); - } elseif (is_resource($errno)) { - $error = @OCIError($errno); - return $this->raiseError($this->errorCode($error['code']), - null, null, null, $error['message']); - } - return $this->raiseError($this->errorCode($errno)); - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error code produced by the last query - * - * @return int the DBMS' error code. FALSE if the code could not be - * determined - */ - function errorNative() - { - if (is_resource($this->last_stmt)) { - $error = @OCIError($this->last_stmt); - } else { - $error = @OCIError($this->connection); - } - if (is_array($error)) { - return $error['code']; - } - return false; - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * NOTE: only supports 'table' and 'flags' if <var>$result</var> - * is a table name. - * - * NOTE: flags won't contain index information. - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::tableInfo() - */ - function tableInfo($result, $mode = null) - { - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $res = array(); - - if (is_string($result)) { - /* - * Probably received a table name. - * Create a result resource identifier. - */ - $result = strtoupper($result); - $q_fields = 'SELECT column_name, data_type, data_length, ' - . 'nullable ' - . 'FROM user_tab_columns ' - . "WHERE table_name='$result' ORDER BY column_id"; - - $this->last_query = $q_fields; - - if (!$stmt = @OCIParse($this->connection, $q_fields)) { - return $this->oci8RaiseError(DB_ERROR_NEED_MORE_DATA); - } - if (!@OCIExecute($stmt, OCI_DEFAULT)) { - return $this->oci8RaiseError($stmt); - } - - $i = 0; - while (@OCIFetch($stmt)) { - $res[$i] = array( - 'table' => $case_func($result), - 'name' => $case_func(@OCIResult($stmt, 1)), - 'type' => @OCIResult($stmt, 2), - 'len' => @OCIResult($stmt, 3), - 'flags' => (@OCIResult($stmt, 4) == 'N') ? 'not_null' : '', - ); - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - $i++; - } - - if ($mode) { - $res['num_fields'] = $i; - } - @OCIFreeStatement($stmt); - - } else { - if (isset($result->result)) { - /* - * Probably received a result object. - * Extract the result resource identifier. - */ - $result = $result->result; - } - - $res = array(); - - if ($result === $this->last_stmt) { - $count = @OCINumCols($result); - if ($mode) { - $res['num_fields'] = $count; - } - for ($i = 0; $i < $count; $i++) { - $res[$i] = array( - 'table' => '', - 'name' => $case_func(@OCIColumnName($result, $i+1)), - 'type' => @OCIColumnType($result, $i+1), - 'len' => @OCIColumnSize($result, $i+1), - 'flags' => '', - ); - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - } else { - return $this->raiseError(DB_ERROR_NOT_CAPABLE); - } - } - return $res; - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * - * @return string the SQL query string or null if the driver doesn't - * support the object type requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type) - { - switch ($type) { - case 'tables': - return 'SELECT table_name FROM user_tables'; - case 'synonyms': - return 'SELECT synonym_name FROM user_synonyms'; - case 'views': - return 'SELECT view_name FROM user_views'; - default: - return null; - } - } - - // }}} - // {{{ quoteFloat() - - /** - * Formats a float value for use within a query in a locale-independent - * manner. - * - * @param float the float value to be quoted. - * @return string the quoted string. - * @see DB_common::quoteSmart() - * @since Method available since release 1.7.8. - */ - function quoteFloat($float) { - return $this->escapeSimple(str_replace(',', '.', strval(floatval($float)))); - } - - // }}} - -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/odbc.php b/program/lib/DB/odbc.php deleted file mode 100644 index 350ec85bd..000000000 --- a/program/lib/DB/odbc.php +++ /dev/null @@ -1,883 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's odbc extension - * for interacting with databases via ODBC connections - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Stig Bakken <ssb@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's odbc extension - * for interacting with databases via ODBC connections - * - * These methods overload the ones declared in DB_common. - * - * More info on ODBC errors could be found here: - * http://msdn.microsoft.com/library/default.asp?url=/library/en-us/trblsql/tr_err_odbc_5stz.asp - * - * @category Database - * @package DB - * @author Stig Bakken <ssb@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_odbc extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'odbc'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'sql92'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * NOTE: The feature set of the following drivers are different than - * the default: - * + solid: 'transactions' = true - * + navision: 'limit' = false - * - * @var array - */ - var $features = array( - 'limit' => 'emulate', - 'new_link' => false, - 'numrows' => true, - 'pconnect' => true, - 'prepare' => false, - 'ssl' => false, - 'transactions' => false, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - var $errorcode_map = array( - '01004' => DB_ERROR_TRUNCATED, - '07001' => DB_ERROR_MISMATCH, - '21S01' => DB_ERROR_VALUE_COUNT_ON_ROW, - '21S02' => DB_ERROR_MISMATCH, - '22001' => DB_ERROR_INVALID, - '22003' => DB_ERROR_INVALID_NUMBER, - '22005' => DB_ERROR_INVALID_NUMBER, - '22008' => DB_ERROR_INVALID_DATE, - '22012' => DB_ERROR_DIVZERO, - '23000' => DB_ERROR_CONSTRAINT, - '23502' => DB_ERROR_CONSTRAINT_NOT_NULL, - '23503' => DB_ERROR_CONSTRAINT, - '23504' => DB_ERROR_CONSTRAINT, - '23505' => DB_ERROR_CONSTRAINT, - '24000' => DB_ERROR_INVALID, - '34000' => DB_ERROR_INVALID, - '37000' => DB_ERROR_SYNTAX, - '42000' => DB_ERROR_SYNTAX, - '42601' => DB_ERROR_SYNTAX, - 'IM001' => DB_ERROR_UNSUPPORTED, - 'S0000' => DB_ERROR_NOSUCHTABLE, - 'S0001' => DB_ERROR_ALREADY_EXISTS, - 'S0002' => DB_ERROR_NOSUCHTABLE, - 'S0011' => DB_ERROR_ALREADY_EXISTS, - 'S0012' => DB_ERROR_NOT_FOUND, - 'S0021' => DB_ERROR_ALREADY_EXISTS, - 'S0022' => DB_ERROR_NOSUCHFIELD, - 'S1009' => DB_ERROR_INVALID, - 'S1090' => DB_ERROR_INVALID, - 'S1C00' => DB_ERROR_NOT_CAPABLE, - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * The number of rows affected by a data manipulation query - * @var integer - * @access private - */ - var $affected = 0; - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_odbc() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * PEAR DB's odbc driver supports the following extra DSN options: - * + cursor The type of cursor to be used for this connection. - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('odbc')) { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - switch ($this->dbsyntax) { - case 'access': - case 'db2': - case 'solid': - $this->features['transactions'] = true; - break; - case 'navision': - $this->features['limit'] = false; - } - - /* - * This is hear for backwards compatibility. Should have been using - * 'database' all along, but prior to 1.6.0RC3 'hostspec' was used. - */ - if ($dsn['database']) { - $odbcdsn = $dsn['database']; - } elseif ($dsn['hostspec']) { - $odbcdsn = $dsn['hostspec']; - } else { - $odbcdsn = 'localhost'; - } - - $connect_function = $persistent ? 'odbc_pconnect' : 'odbc_connect'; - - if (empty($dsn['cursor'])) { - $this->connection = @$connect_function($odbcdsn, $dsn['username'], - $dsn['password']); - } else { - $this->connection = @$connect_function($odbcdsn, $dsn['username'], - $dsn['password'], - $dsn['cursor']); - } - - if (!is_resource($this->connection)) { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $this->errorNative()); - } - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $err = @odbc_close($this->connection); - $this->connection = null; - return $err; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $this->last_query = $query; - $query = $this->modifyQuery($query); - $result = @odbc_exec($this->connection, $query); - if (!$result) { - return $this->odbcRaiseError(); // XXX ERRORMSG - } - // Determine which queries that should return data, and which - // should return an error code only. - if ($this->_checkManip($query)) { - $this->affected = $result; // For affectedRows() - return DB_OK; - } - $this->affected = 0; - return $result; - } - - // }}} - // {{{ nextResult() - - /** - * Move the internal odbc result pointer to the next available result - * - * @param a valid fbsql result resource - * - * @access public - * - * @return true if a result is available otherwise return false - */ - function nextResult($result) - { - return @odbc_next_result($result); - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - $arr = array(); - if ($rownum !== null) { - $rownum++; // ODBC first row is 1 - if (version_compare(phpversion(), '4.2.0', 'ge')) { - $cols = @odbc_fetch_into($result, $arr, $rownum); - } else { - $cols = @odbc_fetch_into($result, $rownum, $arr); - } - } else { - $cols = @odbc_fetch_into($result, $arr); - } - if (!$cols) { - return null; - } - if ($fetchmode !== DB_FETCHMODE_ORDERED) { - for ($i = 0; $i < count($arr); $i++) { - $colName = @odbc_field_name($result, $i+1); - $a[$colName] = $arr[$i]; - } - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $a = array_change_key_case($a, CASE_LOWER); - } - $arr = $a; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - return is_resource($result) ? odbc_free_result($result) : false; - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - $cols = @odbc_num_fields($result); - if (!$cols) { - return $this->odbcRaiseError(); - } - return $cols; - } - - // }}} - // {{{ affectedRows() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - if (empty($this->affected)) { // In case of SELECT stms - return 0; - } - $nrows = @odbc_num_rows($this->affected); - if ($nrows == -1) { - return $this->odbcRaiseError(); - } - return $nrows; - } - - // }}} - // {{{ numRows() - - /** - * Gets the number of rows in a result set - * - * Not all ODBC drivers support this functionality. If they don't - * a DB_Error object for DB_ERROR_UNSUPPORTED is returned. - * - * This method is not meant to be called directly. Use - * DB_result::numRows() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of rows. A DB_Error object on failure. - * - * @see DB_result::numRows() - */ - function numRows($result) - { - $nrows = @odbc_num_rows($result); - if ($nrows == -1) { - return $this->odbcRaiseError(DB_ERROR_UNSUPPORTED); - } - if ($nrows === false) { - return $this->odbcRaiseError(); - } - return $nrows; - } - - // }}} - // {{{ quoteIdentifier() - - /** - * Quotes a string so it can be safely used as a table or column name - * - * Use 'mssql' as the dbsyntax in the DB DSN only if you've unchecked - * "Use ANSI quoted identifiers" when setting up the ODBC data source. - * - * @param string $str identifier name to be quoted - * - * @return string quoted identifier string - * - * @see DB_common::quoteIdentifier() - * @since Method available since Release 1.6.0 - */ - function quoteIdentifier($str) - { - switch ($this->dsn['dbsyntax']) { - case 'access': - return '[' . $str . ']'; - case 'mssql': - case 'sybase': - return '[' . str_replace(']', ']]', $str) . ']'; - case 'mysql': - case 'mysqli': - return '`' . $str . '`'; - default: - return '"' . str_replace('"', '""', $str) . '"'; - } - } - - // }}} - // {{{ quote() - - /** - * @deprecated Deprecated in release 1.6.0 - * @internal - */ - function quote($str) - { - return $this->quoteSmart($str); - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::nextID(), DB_common::getSequenceName(), - * DB_odbc::createSequence(), DB_odbc::dropSequence() - */ - function nextId($seq_name, $ondemand = true) - { - $seqname = $this->getSequenceName($seq_name); - $repeat = 0; - do { - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->query("update ${seqname} set id = id + 1"); - $this->popErrorHandling(); - if ($ondemand && DB::isError($result) && - $result->getCode() == DB_ERROR_NOSUCHTABLE) { - $repeat = 1; - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->createSequence($seq_name); - $this->popErrorHandling(); - if (DB::isError($result)) { - return $this->raiseError($result); - } - $result = $this->query("insert into ${seqname} (id) values(0)"); - } else { - $repeat = 0; - } - } while ($repeat); - - if (DB::isError($result)) { - return $this->raiseError($result); - } - - $result = $this->query("select id from ${seqname}"); - if (DB::isError($result)) { - return $result; - } - - $row = $result->fetchRow(DB_FETCHMODE_ORDERED); - if (DB::isError($row || !$row)) { - return $row; - } - - return $row[0]; - } - - /** - * Creates a new sequence - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_odbc::nextID(), DB_odbc::dropSequence() - */ - function createSequence($seq_name) - { - return $this->query('CREATE TABLE ' - . $this->getSequenceName($seq_name) - . ' (id integer NOT NULL,' - . ' PRIMARY KEY(id))'); - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_odbc::nextID(), DB_odbc::createSequence() - */ - function dropSequence($seq_name) - { - return $this->query('DROP TABLE ' . $this->getSequenceName($seq_name)); - } - - // }}} - // {{{ autoCommit() - - /** - * Enables or disables automatic commits - * - * @param bool $onoff true turns it on, false turns it off - * - * @return int DB_OK on success. A DB_Error object if the driver - * doesn't support auto-committing transactions. - */ - function autoCommit($onoff = false) - { - if (!@odbc_autocommit($this->connection, $onoff)) { - return $this->odbcRaiseError(); - } - return DB_OK; - } - - // }}} - // {{{ commit() - - /** - * Commits the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function commit() - { - if (!@odbc_commit($this->connection)) { - return $this->odbcRaiseError(); - } - return DB_OK; - } - - // }}} - // {{{ rollback() - - /** - * Reverts the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function rollback() - { - if (!@odbc_rollback($this->connection)) { - return $this->odbcRaiseError(); - } - return DB_OK; - } - - // }}} - // {{{ odbcRaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_odbc::errorNative(), DB_common::errorCode() - */ - function odbcRaiseError($errno = null) - { - if ($errno === null) { - switch ($this->dbsyntax) { - case 'access': - if ($this->options['portability'] & DB_PORTABILITY_ERRORS) { - $this->errorcode_map['07001'] = DB_ERROR_NOSUCHFIELD; - } else { - // Doing this in case mode changes during runtime. - $this->errorcode_map['07001'] = DB_ERROR_MISMATCH; - } - - $native_code = odbc_error($this->connection); - - // S1000 is for "General Error." Let's be more specific. - if ($native_code == 'S1000') { - $errormsg = odbc_errormsg($this->connection); - static $error_regexps; - if (!isset($error_regexps)) { - $error_regexps = array( - '/includes related records.$/i' => DB_ERROR_CONSTRAINT, - '/cannot contain a Null value/i' => DB_ERROR_CONSTRAINT_NOT_NULL, - ); - } - foreach ($error_regexps as $regexp => $code) { - if (preg_match($regexp, $errormsg)) { - return $this->raiseError($code, - null, null, null, - $native_code . ' ' . $errormsg); - } - } - $errno = DB_ERROR; - } else { - $errno = $this->errorCode($native_code); - } - break; - default: - $errno = $this->errorCode(odbc_error($this->connection)); - } - } - return $this->raiseError($errno, null, null, null, - $this->errorNative()); - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error code and message produced by the last query - * - * @return string the DBMS' error code and message - */ - function errorNative() - { - if (!is_resource($this->connection)) { - return @odbc_error() . ' ' . @odbc_errormsg(); - } - return @odbc_error($this->connection) . ' ' . @odbc_errormsg($this->connection); - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::tableInfo() - * @since Method available since Release 1.7.0 - */ - function tableInfo($result, $mode = null) - { - if (is_string($result)) { - /* - * Probably received a table name. - * Create a result resource identifier. - */ - $id = @odbc_exec($this->connection, "SELECT * FROM $result"); - if (!$id) { - return $this->odbcRaiseError(); - } - $got_string = true; - } elseif (isset($result->result)) { - /* - * Probably received a result object. - * Extract the result resource identifier. - */ - $id = $result->result; - $got_string = false; - } else { - /* - * Probably received a result resource identifier. - * Copy it. - * Deprecated. Here for compatibility only. - */ - $id = $result; - $got_string = false; - } - - if (!is_resource($id)) { - return $this->odbcRaiseError(DB_ERROR_NEED_MORE_DATA); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $count = @odbc_num_fields($id); - $res = array(); - - if ($mode) { - $res['num_fields'] = $count; - } - - for ($i = 0; $i < $count; $i++) { - $col = $i + 1; - $res[$i] = array( - 'table' => $got_string ? $case_func($result) : '', - 'name' => $case_func(@odbc_field_name($id, $col)), - 'type' => @odbc_field_type($id, $col), - 'len' => @odbc_field_len($id, $col), - 'flags' => '', - ); - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - // free the result only if we were called on a table - if ($got_string) { - @odbc_free_result($id); - } - return $res; - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * Thanks to symbol1@gmail.com and Philippe.Jausions@11abacus.com. - * - * @param string $type the kind of objects you want to retrieve - * - * @return string the list of objects requested - * - * @access protected - * @see DB_common::getListOf() - * @since Method available since Release 1.7.0 - */ - function getSpecialQuery($type) - { - switch ($type) { - case 'databases': - if (!function_exists('odbc_data_source')) { - return null; - } - $res = @odbc_data_source($this->connection, SQL_FETCH_FIRST); - if (is_array($res)) { - $out = array($res['server']); - while($res = @odbc_data_source($this->connection, - SQL_FETCH_NEXT)) - { - $out[] = $res['server']; - } - return $out; - } else { - return $this->odbcRaiseError(); - } - break; - case 'tables': - case 'schema.tables': - $keep = 'TABLE'; - break; - case 'views': - $keep = 'VIEW'; - break; - default: - return null; - } - - /* - * Removing non-conforming items in the while loop rather than - * in the odbc_tables() call because some backends choke on this: - * odbc_tables($this->connection, '', '', '', 'TABLE') - */ - $res = @odbc_tables($this->connection); - if (!$res) { - return $this->odbcRaiseError(); - } - $out = array(); - while ($row = odbc_fetch_array($res)) { - if ($row['TABLE_TYPE'] != $keep) { - continue; - } - if ($type == 'schema.tables') { - $out[] = $row['TABLE_SCHEM'] . '.' . $row['TABLE_NAME']; - } else { - $out[] = $row['TABLE_NAME']; - } - } - return $out; - } - - // }}} - -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/pgsql.php b/program/lib/DB/pgsql.php deleted file mode 100644 index fc3762a65..000000000 --- a/program/lib/DB/pgsql.php +++ /dev/null @@ -1,1116 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's pgsql extension - * for interacting with PostgreSQL databases - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Rui Hirokawa <hirokawa@php.net> - * @author Stig Bakken <ssb@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's pgsql extension - * for interacting with PostgreSQL databases - * - * These methods overload the ones declared in DB_common. - * - * @category Database - * @package DB - * @author Rui Hirokawa <hirokawa@php.net> - * @author Stig Bakken <ssb@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_pgsql extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'pgsql'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'pgsql'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * @var array - */ - var $features = array( - 'limit' => 'alter', - 'new_link' => '4.3.0', - 'numrows' => true, - 'pconnect' => true, - 'prepare' => false, - 'ssl' => true, - 'transactions' => true, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - var $errorcode_map = array( - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * Should data manipulation queries be committed automatically? - * @var bool - * @access private - */ - var $autocommit = true; - - /** - * The quantity of transactions begun - * - * {@internal While this is private, it can't actually be designated - * private in PHP 5 because it is directly accessed in the test suite.}} - * - * @var integer - * @access private - */ - var $transaction_opcount = 0; - - /** - * The number of rows affected by a data manipulation query - * @var integer - */ - var $affected = 0; - - /** - * The current row being looked at in fetchInto() - * @var array - * @access private - */ - var $row = array(); - - /** - * The number of rows in a given result set - * @var array - * @access private - */ - var $_num_rows = array(); - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_pgsql() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * PEAR DB's pgsql driver supports the following extra DSN options: - * + connect_timeout How many seconds to wait for a connection to - * be established. Available since PEAR DB 1.7.0. - * + new_link If set to true, causes subsequent calls to - * connect() to return a new connection link - * instead of the existing one. WARNING: this is - * not portable to other DBMS's. Available only - * if PHP is >= 4.3.0 and PEAR DB is >= 1.7.0. - * + options Command line options to be sent to the server. - * Available since PEAR DB 1.6.4. - * + service Specifies a service name in pg_service.conf that - * holds additional connection parameters. - * Available since PEAR DB 1.7.0. - * + sslmode How should SSL be used when connecting? Values: - * disable, allow, prefer or require. - * Available since PEAR DB 1.7.0. - * + tty This was used to specify where to send server - * debug output. Available since PEAR DB 1.6.4. - * - * Example of connecting to a new link via a socket: - * <code> - * require_once 'DB.php'; - * - * $dsn = 'pgsql://user:pass@unix(/tmp)/dbname?new_link=true'; - * $options = array( - * 'portability' => DB_PORTABILITY_ALL, - * ); - * - * $db = DB::connect($dsn, $options); - * if (PEAR::isError($db)) { - * die($db->getMessage()); - * } - * </code> - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @link http://www.postgresql.org/docs/current/static/libpq.html#LIBPQ-CONNECT - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('pgsql')) { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - - $protocol = $dsn['protocol'] ? $dsn['protocol'] : 'tcp'; - - $params = array(''); - if ($protocol == 'tcp') { - if ($dsn['hostspec']) { - $params[0] .= 'host=' . $dsn['hostspec']; - } - if ($dsn['port']) { - $params[0] .= ' port=' . $dsn['port']; - } - } elseif ($protocol == 'unix') { - // Allow for pg socket in non-standard locations. - if ($dsn['socket']) { - $params[0] .= 'host=' . $dsn['socket']; - } - if ($dsn['port']) { - $params[0] .= ' port=' . $dsn['port']; - } - } - if ($dsn['database']) { - $params[0] .= ' dbname=\'' . addslashes($dsn['database']) . '\''; - } - if ($dsn['username']) { - $params[0] .= ' user=\'' . addslashes($dsn['username']) . '\''; - } - if ($dsn['password']) { - $params[0] .= ' password=\'' . addslashes($dsn['password']) . '\''; - } - if (!empty($dsn['options'])) { - $params[0] .= ' options=' . $dsn['options']; - } - if (!empty($dsn['tty'])) { - $params[0] .= ' tty=' . $dsn['tty']; - } - if (!empty($dsn['connect_timeout'])) { - $params[0] .= ' connect_timeout=' . $dsn['connect_timeout']; - } - if (!empty($dsn['sslmode'])) { - $params[0] .= ' sslmode=' . $dsn['sslmode']; - } - if (!empty($dsn['service'])) { - $params[0] .= ' service=' . $dsn['service']; - } - - if (isset($dsn['new_link']) - && ($dsn['new_link'] == 'true' || $dsn['new_link'] === true)) - { - if (version_compare(phpversion(), '4.3.0', '>=')) { - $params[] = PGSQL_CONNECT_FORCE_NEW; - } - } - - $connect_function = $persistent ? 'pg_pconnect' : 'pg_connect'; - - $ini = ini_get('track_errors'); - $php_errormsg = ''; - if ($ini) { - $this->connection = @call_user_func_array($connect_function, - $params); - } else { - @ini_set('track_errors', 1); - $this->connection = @call_user_func_array($connect_function, - $params); - @ini_set('track_errors', $ini); - } - - if (!$this->connection) { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - $php_errormsg); - } - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $ret = @pg_close($this->connection); - $this->connection = null; - return $ret; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $ismanip = $this->_checkManip($query); - $this->last_query = $query; - $query = $this->modifyQuery($query); - if (!$this->autocommit && $ismanip) { - if ($this->transaction_opcount == 0) { - $result = @pg_exec($this->connection, 'begin;'); - if (!$result) { - return $this->pgsqlRaiseError(); - } - } - $this->transaction_opcount++; - } - $result = @pg_exec($this->connection, $query); - if (!$result) { - return $this->pgsqlRaiseError(); - } - - /* - * Determine whether queries produce affected rows, result or nothing. - * - * This logic was introduced in version 1.1 of the file by ssb, - * though the regex has been modified slightly since then. - * - * PostgreSQL commands: - * ABORT, ALTER, BEGIN, CLOSE, CLUSTER, COMMIT, COPY, - * CREATE, DECLARE, DELETE, DROP TABLE, EXPLAIN, FETCH, - * GRANT, INSERT, LISTEN, LOAD, LOCK, MOVE, NOTIFY, RESET, - * REVOKE, ROLLBACK, SELECT, SELECT INTO, SET, SHOW, - * UNLISTEN, UPDATE, VACUUM - */ - if ($ismanip) { - $this->affected = @pg_affected_rows($result); - return DB_OK; - } elseif (preg_match('/^\s*\(*\s*(SELECT|EXPLAIN|FETCH|SHOW)\s/si', - $query)) - { - $this->row[(int)$result] = 0; // reset the row counter. - $numrows = $this->numRows($result); - if (is_object($numrows)) { - return $numrows; - } - $this->_num_rows[(int)$result] = $numrows; - $this->affected = 0; - return $result; - } else { - $this->affected = 0; - return DB_OK; - } - } - - // }}} - // {{{ nextResult() - - /** - * Move the internal pgsql result pointer to the next available result - * - * @param a valid fbsql result resource - * - * @access public - * - * @return true if a result is available otherwise return false - */ - function nextResult($result) - { - return false; - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - $result_int = (int)$result; - $rownum = ($rownum !== null) ? $rownum : $this->row[$result_int]; - if ($rownum >= $this->_num_rows[$result_int]) { - return null; - } - if ($fetchmode & DB_FETCHMODE_ASSOC) { - $arr = @pg_fetch_array($result, $rownum, PGSQL_ASSOC); - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { - $arr = array_change_key_case($arr, CASE_LOWER); - } - } else { - $arr = @pg_fetch_row($result, $rownum); - } - if (!$arr) { - return null; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - $this->row[$result_int] = ++$rownum; - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - if (is_resource($result)) { - unset($this->row[(int)$result]); - unset($this->_num_rows[(int)$result]); - $this->affected = 0; - return @pg_freeresult($result); - } - return false; - } - - // }}} - // {{{ quote() - - /** - * @deprecated Deprecated in release 1.6.0 - * @internal - */ - function quote($str) - { - return $this->quoteSmart($str); - } - - // }}} - // {{{ quoteBoolean() - - /** - * Formats a boolean value for use within a query in a locale-independent - * manner. - * - * @param boolean the boolean value to be quoted. - * @return string the quoted string. - * @see DB_common::quoteSmart() - * @since Method available since release 1.7.8. - */ - function quoteBoolean($boolean) { - return $boolean ? 'TRUE' : 'FALSE'; - } - - // }}} - // {{{ escapeSimple() - - /** - * Escapes a string according to the current DBMS's standards - * - * {@internal PostgreSQL treats a backslash as an escape character, - * so they are escaped as well. - * - * @param string $str the string to be escaped - * - * @return string the escaped string - * - * @see DB_common::quoteSmart() - * @since Method available since Release 1.6.0 - */ - function escapeSimple($str) - { - if (function_exists('pg_escape_string')) { - /* This fixes an undocumented BC break in PHP 5.2.0 which changed - * the prototype of pg_escape_string. I'm not thrilled about having - * to sniff the PHP version, quite frankly, but it's the only way - * to deal with the problem. Revision 1.331.2.13.2.10 on - * php-src/ext/pgsql/pgsql.c (PHP_5_2 branch) is to blame, for the - * record. */ - if (version_compare(PHP_VERSION, '5.2.0', '>=')) { - return pg_escape_string($this->connection, $str); - } else { - return pg_escape_string($str); - } - } else { - return str_replace("'", "''", str_replace('\\', '\\\\', $str)); - } - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - $cols = @pg_numfields($result); - if (!$cols) { - return $this->pgsqlRaiseError(); - } - return $cols; - } - - // }}} - // {{{ numRows() - - /** - * Gets the number of rows in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numRows() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of rows. A DB_Error object on failure. - * - * @see DB_result::numRows() - */ - function numRows($result) - { - $rows = @pg_numrows($result); - if ($rows === null) { - return $this->pgsqlRaiseError(); - } - return $rows; - } - - // }}} - // {{{ autoCommit() - - /** - * Enables or disables automatic commits - * - * @param bool $onoff true turns it on, false turns it off - * - * @return int DB_OK on success. A DB_Error object if the driver - * doesn't support auto-committing transactions. - */ - function autoCommit($onoff = false) - { - // XXX if $this->transaction_opcount > 0, we should probably - // issue a warning here. - $this->autocommit = $onoff ? true : false; - return DB_OK; - } - - // }}} - // {{{ commit() - - /** - * Commits the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function commit() - { - if ($this->transaction_opcount > 0) { - // (disabled) hack to shut up error messages from libpq.a - //@fclose(@fopen("php://stderr", "w")); - $result = @pg_exec($this->connection, 'end;'); - $this->transaction_opcount = 0; - if (!$result) { - return $this->pgsqlRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ rollback() - - /** - * Reverts the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function rollback() - { - if ($this->transaction_opcount > 0) { - $result = @pg_exec($this->connection, 'abort;'); - $this->transaction_opcount = 0; - if (!$result) { - return $this->pgsqlRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ affectedRows() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - return $this->affected; - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::nextID(), DB_common::getSequenceName(), - * DB_pgsql::createSequence(), DB_pgsql::dropSequence() - */ - function nextId($seq_name, $ondemand = true) - { - $seqname = $this->getSequenceName($seq_name); - $repeat = false; - do { - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->query("SELECT NEXTVAL('${seqname}')"); - $this->popErrorHandling(); - if ($ondemand && DB::isError($result) && - $result->getCode() == DB_ERROR_NOSUCHTABLE) { - $repeat = true; - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->createSequence($seq_name); - $this->popErrorHandling(); - if (DB::isError($result)) { - return $this->raiseError($result); - } - } else { - $repeat = false; - } - } while ($repeat); - if (DB::isError($result)) { - return $this->raiseError($result); - } - $arr = $result->fetchRow(DB_FETCHMODE_ORDERED); - $result->free(); - return $arr[0]; - } - - // }}} - // {{{ createSequence() - - /** - * Creates a new sequence - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_pgsql::nextID(), DB_pgsql::dropSequence() - */ - function createSequence($seq_name) - { - $seqname = $this->getSequenceName($seq_name); - $result = $this->query("CREATE SEQUENCE ${seqname}"); - return $result; - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_pgsql::nextID(), DB_pgsql::createSequence() - */ - function dropSequence($seq_name) - { - return $this->query('DROP SEQUENCE ' - . $this->getSequenceName($seq_name)); - } - - // }}} - // {{{ modifyLimitQuery() - - /** - * Adds LIMIT clauses to a query string according to current DBMS standards - * - * @param string $query the query to modify - * @param int $from the row to start to fetching (0 = the first row) - * @param int $count the numbers of rows to fetch - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return string the query string with LIMIT clauses added - * - * @access protected - */ - function modifyLimitQuery($query, $from, $count, $params = array()) - { - return "$query LIMIT $count OFFSET $from"; - } - - // }}} - // {{{ pgsqlRaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_pgsql::errorNative(), DB_pgsql::errorCode() - */ - function pgsqlRaiseError($errno = null) - { - $native = $this->errorNative(); - if (!$native) { - $native = 'Database connection has been lost.'; - $errno = DB_ERROR_CONNECT_FAILED; - } - if ($errno === null) { - $errno = $this->errorCode($native); - } - return $this->raiseError($errno, null, null, null, $native); - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error message produced by the last query - * - * {@internal Error messages are used instead of error codes - * in order to support older versions of PostgreSQL.}} - * - * @return string the DBMS' error message - */ - function errorNative() - { - return @pg_errormessage($this->connection); - } - - // }}} - // {{{ errorCode() - - /** - * Determines PEAR::DB error code from the database's text error message. - * - * @param string $errormsg error message returned from the database - * @return integer an error number from a DB error constant - */ - function errorCode($errormsg) - { - static $error_regexps; - if (!isset($error_regexps)) { - $error_regexps = array( - '/column .* (of relation .*)?does not exist/i' - => DB_ERROR_NOSUCHFIELD, - '/(relation|sequence|table).*does not exist|class .* not found/i' - => DB_ERROR_NOSUCHTABLE, - '/index .* does not exist/' - => DB_ERROR_NOT_FOUND, - '/relation .* already exists/i' - => DB_ERROR_ALREADY_EXISTS, - '/(divide|division) by zero$/i' - => DB_ERROR_DIVZERO, - '/pg_atoi: error in .*: can\'t parse /i' - => DB_ERROR_INVALID_NUMBER, - '/invalid input syntax for( type)? (integer|numeric)/i' - => DB_ERROR_INVALID_NUMBER, - '/value .* is out of range for type \w*int/i' - => DB_ERROR_INVALID_NUMBER, - '/integer out of range/i' - => DB_ERROR_INVALID_NUMBER, - '/value too long for type character/i' - => DB_ERROR_INVALID, - '/attribute .* not found|relation .* does not have attribute/i' - => DB_ERROR_NOSUCHFIELD, - '/column .* specified in USING clause does not exist in (left|right) table/i' - => DB_ERROR_NOSUCHFIELD, - '/parser: parse error at or near/i' - => DB_ERROR_SYNTAX, - '/syntax error at/' - => DB_ERROR_SYNTAX, - '/column reference .* is ambiguous/i' - => DB_ERROR_SYNTAX, - '/permission denied/' - => DB_ERROR_ACCESS_VIOLATION, - '/violates not-null constraint/' - => DB_ERROR_CONSTRAINT_NOT_NULL, - '/violates [\w ]+ constraint/' - => DB_ERROR_CONSTRAINT, - '/referential integrity violation/' - => DB_ERROR_CONSTRAINT, - '/more expressions than target columns/i' - => DB_ERROR_VALUE_COUNT_ON_ROW, - ); - } - foreach ($error_regexps as $regexp => $code) { - if (preg_match($regexp, $errormsg)) { - return $code; - } - } - // Fall back to DB_ERROR if there was no mapping. - return DB_ERROR; - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * NOTE: only supports 'table' and 'flags' if <var>$result</var> - * is a table name. - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::tableInfo() - */ - function tableInfo($result, $mode = null) - { - if (is_string($result)) { - /* - * Probably received a table name. - * Create a result resource identifier. - */ - $id = @pg_exec($this->connection, "SELECT * FROM $result LIMIT 0"); - $got_string = true; - } elseif (isset($result->result)) { - /* - * Probably received a result object. - * Extract the result resource identifier. - */ - $id = $result->result; - $got_string = false; - } else { - /* - * Probably received a result resource identifier. - * Copy it. - * Deprecated. Here for compatibility only. - */ - $id = $result; - $got_string = false; - } - - if (!is_resource($id)) { - return $this->pgsqlRaiseError(DB_ERROR_NEED_MORE_DATA); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $count = @pg_numfields($id); - $res = array(); - - if ($mode) { - $res['num_fields'] = $count; - } - - for ($i = 0; $i < $count; $i++) { - $res[$i] = array( - 'table' => $got_string ? $case_func($result) : '', - 'name' => $case_func(@pg_fieldname($id, $i)), - 'type' => @pg_fieldtype($id, $i), - 'len' => @pg_fieldsize($id, $i), - 'flags' => $got_string - ? $this->_pgFieldFlags($id, $i, $result) - : '', - ); - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - // free the result only if we were called on a table - if ($got_string) { - @pg_freeresult($id); - } - return $res; - } - - // }}} - // {{{ _pgFieldFlags() - - /** - * Get a column's flags - * - * Supports "not_null", "default_value", "primary_key", "unique_key" - * and "multiple_key". The default value is passed through - * rawurlencode() in case there are spaces in it. - * - * @param int $resource the PostgreSQL result identifier - * @param int $num_field the field number - * - * @return string the flags - * - * @access private - */ - function _pgFieldFlags($resource, $num_field, $table_name) - { - $field_name = @pg_fieldname($resource, $num_field); - - // Check if there's a schema in $table_name and update things - // accordingly. - $from = 'pg_attribute f, pg_class tab, pg_type typ'; - if (strpos($table_name, '.') !== false) { - $from .= ', pg_namespace nsp'; - list($schema, $table) = explode('.', $table_name); - $tableWhere = "tab.relname = '$table' AND tab.relnamespace = nsp.oid AND nsp.nspname = '$schema'"; - } else { - $tableWhere = "tab.relname = '$table_name'"; - } - - $result = @pg_exec($this->connection, "SELECT f.attnotnull, f.atthasdef - FROM $from - WHERE tab.relname = typ.typname - AND typ.typrelid = f.attrelid - AND f.attname = '$field_name' - AND $tableWhere"); - if (@pg_numrows($result) > 0) { - $row = @pg_fetch_row($result, 0); - $flags = ($row[0] == 't') ? 'not_null ' : ''; - - if ($row[1] == 't') { - $result = @pg_exec($this->connection, "SELECT a.adsrc - FROM $from, pg_attrdef a - WHERE tab.relname = typ.typname AND typ.typrelid = f.attrelid - AND f.attrelid = a.adrelid AND f.attname = '$field_name' - AND $tableWhere AND f.attnum = a.adnum"); - $row = @pg_fetch_row($result, 0); - $num = preg_replace("/'(.*)'::\w+/", "\\1", $row[0]); - $flags .= 'default_' . rawurlencode($num) . ' '; - } - } else { - $flags = ''; - } - $result = @pg_exec($this->connection, "SELECT i.indisunique, i.indisprimary, i.indkey - FROM $from, pg_index i - WHERE tab.relname = typ.typname - AND typ.typrelid = f.attrelid - AND f.attrelid = i.indrelid - AND f.attname = '$field_name' - AND $tableWhere"); - $count = @pg_numrows($result); - - for ($i = 0; $i < $count ; $i++) { - $row = @pg_fetch_row($result, $i); - $keys = explode(' ', $row[2]); - - if (in_array($num_field + 1, $keys)) { - $flags .= ($row[0] == 't' && $row[1] == 'f') ? 'unique_key ' : ''; - $flags .= ($row[1] == 't') ? 'primary_key ' : ''; - if (count($keys) > 1) - $flags .= 'multiple_key '; - } - } - - return trim($flags); - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * - * @return string the SQL query string or null if the driver doesn't - * support the object type requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type) - { - switch ($type) { - case 'tables': - return 'SELECT c.relname AS "Name"' - . ' FROM pg_class c, pg_user u' - . ' WHERE c.relowner = u.usesysid' - . " AND c.relkind = 'r'" - . ' AND NOT EXISTS' - . ' (SELECT 1 FROM pg_views' - . ' WHERE viewname = c.relname)' - . " AND c.relname !~ '^(pg_|sql_)'" - . ' UNION' - . ' SELECT c.relname AS "Name"' - . ' FROM pg_class c' - . " WHERE c.relkind = 'r'" - . ' AND NOT EXISTS' - . ' (SELECT 1 FROM pg_views' - . ' WHERE viewname = c.relname)' - . ' AND NOT EXISTS' - . ' (SELECT 1 FROM pg_user' - . ' WHERE usesysid = c.relowner)' - . " AND c.relname !~ '^pg_'"; - case 'schema.tables': - return "SELECT schemaname || '.' || tablename" - . ' AS "Name"' - . ' FROM pg_catalog.pg_tables' - . ' WHERE schemaname NOT IN' - . " ('pg_catalog', 'information_schema', 'pg_toast')"; - case 'schema.views': - return "SELECT schemaname || '.' || viewname from pg_views WHERE schemaname" - . " NOT IN ('information_schema', 'pg_catalog')"; - case 'views': - // Table cols: viewname | viewowner | definition - return 'SELECT viewname from pg_views WHERE schemaname' - . " NOT IN ('information_schema', 'pg_catalog')"; - case 'users': - // cols: usename |usesysid|usecreatedb|usetrace|usesuper|usecatupd|passwd |valuntil - return 'SELECT usename FROM pg_user'; - case 'databases': - return 'SELECT datname FROM pg_database'; - case 'functions': - case 'procedures': - return 'SELECT proname FROM pg_proc WHERE proowner <> 1'; - default: - return null; - } - } - - // }}} - -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/sqlite.php b/program/lib/DB/sqlite.php deleted file mode 100644 index 63fd68bac..000000000 --- a/program/lib/DB/sqlite.php +++ /dev/null @@ -1,959 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's sqlite extension - * for interacting with SQLite databases - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Urs Gehrig <urs@circle.ch> - * @author Mika Tuupola <tuupola@appelsiini.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's sqlite extension - * for interacting with SQLite databases - * - * These methods overload the ones declared in DB_common. - * - * NOTICE: This driver needs PHP's track_errors ini setting to be on. - * It is automatically turned on when connecting to the database. - * Make sure your scripts don't turn it off. - * - * @category Database - * @package DB - * @author Urs Gehrig <urs@circle.ch> - * @author Mika Tuupola <tuupola@appelsiini.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_sqlite extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'sqlite'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'sqlite'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * @var array - */ - var $features = array( - 'limit' => 'alter', - 'new_link' => false, - 'numrows' => true, - 'pconnect' => true, - 'prepare' => false, - 'ssl' => false, - 'transactions' => false, - ); - - /** - * A mapping of native error codes to DB error codes - * - * {@internal Error codes according to sqlite_exec. See the online - * manual at http://sqlite.org/c_interface.html for info. - * This error handling based on sqlite_exec is not yet implemented.}} - * - * @var array - */ - var $errorcode_map = array( - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * SQLite data types - * - * @link http://www.sqlite.org/datatypes.html - * - * @var array - */ - var $keywords = array ( - 'BLOB' => '', - 'BOOLEAN' => '', - 'CHARACTER' => '', - 'CLOB' => '', - 'FLOAT' => '', - 'INTEGER' => '', - 'KEY' => '', - 'NATIONAL' => '', - 'NUMERIC' => '', - 'NVARCHAR' => '', - 'PRIMARY' => '', - 'TEXT' => '', - 'TIMESTAMP' => '', - 'UNIQUE' => '', - 'VARCHAR' => '', - 'VARYING' => '', - ); - - /** - * The most recent error message from $php_errormsg - * @var string - * @access private - */ - var $_lasterror = ''; - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_sqlite() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * PEAR DB's sqlite driver supports the following extra DSN options: - * + mode The permissions for the database file, in four digit - * chmod octal format (eg "0600"). - * - * Example of connecting to a database in read-only mode: - * <code> - * require_once 'DB.php'; - * - * $dsn = 'sqlite:///path/and/name/of/db/file?mode=0400'; - * $options = array( - * 'portability' => DB_PORTABILITY_ALL, - * ); - * - * $db = DB::connect($dsn, $options); - * if (PEAR::isError($db)) { - * die($db->getMessage()); - * } - * </code> - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('sqlite')) { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - - if (!$dsn['database']) { - return $this->sqliteRaiseError(DB_ERROR_ACCESS_VIOLATION); - } - - if ($dsn['database'] !== ':memory:') { - if (!file_exists($dsn['database'])) { - if (!touch($dsn['database'])) { - return $this->sqliteRaiseError(DB_ERROR_NOT_FOUND); - } - if (!isset($dsn['mode']) || - !is_numeric($dsn['mode'])) - { - $mode = 0644; - } else { - $mode = octdec($dsn['mode']); - } - if (!chmod($dsn['database'], $mode)) { - return $this->sqliteRaiseError(DB_ERROR_NOT_FOUND); - } - if (!file_exists($dsn['database'])) { - return $this->sqliteRaiseError(DB_ERROR_NOT_FOUND); - } - } - if (!is_file($dsn['database'])) { - return $this->sqliteRaiseError(DB_ERROR_INVALID); - } - if (!is_readable($dsn['database'])) { - return $this->sqliteRaiseError(DB_ERROR_ACCESS_VIOLATION); - } - } - - $connect_function = $persistent ? 'sqlite_popen' : 'sqlite_open'; - - // track_errors must remain on for simpleQuery() - @ini_set('track_errors', 1); - $php_errormsg = ''; - - if (!$this->connection = @$connect_function($dsn['database'])) { - return $this->raiseError(DB_ERROR_NODBSELECTED, - null, null, null, - $php_errormsg); - } - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $ret = @sqlite_close($this->connection); - $this->connection = null; - return $ret; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * NOTICE: This method needs PHP's track_errors ini setting to be on. - * It is automatically turned on when connecting to the database. - * Make sure your scripts don't turn it off. - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $ismanip = $this->_checkManip($query); - $this->last_query = $query; - $query = $this->modifyQuery($query); - - $php_errormsg = ''; - - $result = @sqlite_query($query, $this->connection); - $this->_lasterror = $php_errormsg ? $php_errormsg : ''; - - $this->result = $result; - if (!$this->result) { - return $this->sqliteRaiseError(null); - } - - // sqlite_query() seems to allways return a resource - // so cant use that. Using $ismanip instead - if (!$ismanip) { - $numRows = $this->numRows($result); - if (is_object($numRows)) { - // we've got PEAR_Error - return $numRows; - } - return $result; - } - return DB_OK; - } - - // }}} - // {{{ nextResult() - - /** - * Move the internal sqlite result pointer to the next available result - * - * @param resource $result the valid sqlite result resource - * - * @return bool true if a result is available otherwise return false - */ - function nextResult($result) - { - return false; - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - if ($rownum !== null) { - if (!@sqlite_seek($this->result, $rownum)) { - return null; - } - } - if ($fetchmode & DB_FETCHMODE_ASSOC) { - $arr = @sqlite_fetch_array($result, SQLITE_ASSOC); - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { - $arr = array_change_key_case($arr, CASE_LOWER); - } - - /* Remove extraneous " characters from the fields in the result. - * Fixes bug #11716. */ - if (is_array($arr) && count($arr) > 0) { - $strippedArr = array(); - foreach ($arr as $field => $value) { - $strippedArr[trim($field, '"')] = $value; - } - $arr = $strippedArr; - } - } else { - $arr = @sqlite_fetch_array($result, SQLITE_NUM); - } - if (!$arr) { - return null; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - /* - * Even though this DBMS already trims output, we do this because - * a field might have intentional whitespace at the end that - * gets removed by DB_PORTABILITY_RTRIM under another driver. - */ - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult(&$result) - { - // XXX No native free? - if (!is_resource($result)) { - return false; - } - $result = null; - return true; - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - $cols = @sqlite_num_fields($result); - if (!$cols) { - return $this->sqliteRaiseError(); - } - return $cols; - } - - // }}} - // {{{ numRows() - - /** - * Gets the number of rows in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numRows() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of rows. A DB_Error object on failure. - * - * @see DB_result::numRows() - */ - function numRows($result) - { - $rows = @sqlite_num_rows($result); - if ($rows === null) { - return $this->sqliteRaiseError(); - } - return $rows; - } - - // }}} - // {{{ affected() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - return @sqlite_changes($this->connection); - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_sqlite::nextID(), DB_sqlite::createSequence() - */ - function dropSequence($seq_name) - { - return $this->query('DROP TABLE ' . $this->getSequenceName($seq_name)); - } - - /** - * Creates a new sequence - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_sqlite::nextID(), DB_sqlite::dropSequence() - */ - function createSequence($seq_name) - { - $seqname = $this->getSequenceName($seq_name); - $query = 'CREATE TABLE ' . $seqname . - ' (id INTEGER UNSIGNED PRIMARY KEY) '; - $result = $this->query($query); - if (DB::isError($result)) { - return($result); - } - $query = "CREATE TRIGGER ${seqname}_cleanup AFTER INSERT ON $seqname - BEGIN - DELETE FROM $seqname WHERE id<LAST_INSERT_ROWID(); - END "; - $result = $this->query($query); - if (DB::isError($result)) { - return($result); - } - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::nextID(), DB_common::getSequenceName(), - * DB_sqlite::createSequence(), DB_sqlite::dropSequence() - */ - function nextId($seq_name, $ondemand = true) - { - $seqname = $this->getSequenceName($seq_name); - - do { - $repeat = 0; - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->query("INSERT INTO $seqname (id) VALUES (NULL)"); - $this->popErrorHandling(); - if ($result === DB_OK) { - $id = @sqlite_last_insert_rowid($this->connection); - if ($id != 0) { - return $id; - } - } elseif ($ondemand && DB::isError($result) && - $result->getCode() == DB_ERROR_NOSUCHTABLE) - { - $result = $this->createSequence($seq_name); - if (DB::isError($result)) { - return $this->raiseError($result); - } else { - $repeat = 1; - } - } - } while ($repeat); - - return $this->raiseError($result); - } - - // }}} - // {{{ getDbFileStats() - - /** - * Get the file stats for the current database - * - * Possible arguments are dev, ino, mode, nlink, uid, gid, rdev, size, - * atime, mtime, ctime, blksize, blocks or a numeric key between - * 0 and 12. - * - * @param string $arg the array key for stats() - * - * @return mixed an array on an unspecified key, integer on a passed - * arg and false at a stats error - */ - function getDbFileStats($arg = '') - { - $stats = stat($this->dsn['database']); - if ($stats == false) { - return false; - } - if (is_array($stats)) { - if (is_numeric($arg)) { - if (((int)$arg <= 12) & ((int)$arg >= 0)) { - return false; - } - return $stats[$arg ]; - } - if (array_key_exists(trim($arg), $stats)) { - return $stats[$arg ]; - } - } - return $stats; - } - - // }}} - // {{{ escapeSimple() - - /** - * Escapes a string according to the current DBMS's standards - * - * In SQLite, this makes things safe for inserts/updates, but may - * cause problems when performing text comparisons against columns - * containing binary data. See the - * {@link http://php.net/sqlite_escape_string PHP manual} for more info. - * - * @param string $str the string to be escaped - * - * @return string the escaped string - * - * @since Method available since Release 1.6.1 - * @see DB_common::escapeSimple() - */ - function escapeSimple($str) - { - return @sqlite_escape_string($str); - } - - // }}} - // {{{ modifyLimitQuery() - - /** - * Adds LIMIT clauses to a query string according to current DBMS standards - * - * @param string $query the query to modify - * @param int $from the row to start to fetching (0 = the first row) - * @param int $count the numbers of rows to fetch - * @param mixed $params array, string or numeric data to be used in - * execution of the statement. Quantity of items - * passed must match quantity of placeholders in - * query: meaning 1 placeholder for non-array - * parameters or 1 placeholder per array element. - * - * @return string the query string with LIMIT clauses added - * - * @access protected - */ - function modifyLimitQuery($query, $from, $count, $params = array()) - { - return "$query LIMIT $count OFFSET $from"; - } - - // }}} - // {{{ modifyQuery() - - /** - * Changes a query string for various DBMS specific reasons - * - * This little hack lets you know how many rows were deleted - * when running a "DELETE FROM table" query. Only implemented - * if the DB_PORTABILITY_DELETE_COUNT portability option is on. - * - * @param string $query the query string to modify - * - * @return string the modified query string - * - * @access protected - * @see DB_common::setOption() - */ - function modifyQuery($query) - { - if ($this->options['portability'] & DB_PORTABILITY_DELETE_COUNT) { - if (preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $query)) { - $query = preg_replace('/^\s*DELETE\s+FROM\s+(\S+)\s*$/', - 'DELETE FROM \1 WHERE 1=1', $query); - } - } - return $query; - } - - // }}} - // {{{ sqliteRaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_sqlite::errorNative(), DB_sqlite::errorCode() - */ - function sqliteRaiseError($errno = null) - { - $native = $this->errorNative(); - if ($errno === null) { - $errno = $this->errorCode($native); - } - - $errorcode = @sqlite_last_error($this->connection); - $userinfo = "$errorcode ** $this->last_query"; - - return $this->raiseError($errno, null, null, $userinfo, $native); - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error message produced by the last query - * - * {@internal This is used to retrieve more meaningfull error messages - * because sqlite_last_error() does not provide adequate info.}} - * - * @return string the DBMS' error message - */ - function errorNative() - { - return $this->_lasterror; - } - - // }}} - // {{{ errorCode() - - /** - * Determines PEAR::DB error code from the database's text error message - * - * @param string $errormsg the error message returned from the database - * - * @return integer the DB error number - */ - function errorCode($errormsg) - { - static $error_regexps; - - // PHP 5.2+ prepends the function name to $php_errormsg, so we need - // this hack to work around it, per bug #9599. - $errormsg = preg_replace('/^sqlite[a-z_]+\(\): /', '', $errormsg); - - if (!isset($error_regexps)) { - $error_regexps = array( - '/^no such table:/' => DB_ERROR_NOSUCHTABLE, - '/^no such index:/' => DB_ERROR_NOT_FOUND, - '/^(table|index) .* already exists$/' => DB_ERROR_ALREADY_EXISTS, - '/PRIMARY KEY must be unique/i' => DB_ERROR_CONSTRAINT, - '/is not unique/' => DB_ERROR_CONSTRAINT, - '/columns .* are not unique/i' => DB_ERROR_CONSTRAINT, - '/uniqueness constraint failed/' => DB_ERROR_CONSTRAINT, - '/may not be NULL/' => DB_ERROR_CONSTRAINT_NOT_NULL, - '/^no such column:/' => DB_ERROR_NOSUCHFIELD, - '/column not present in both tables/i' => DB_ERROR_NOSUCHFIELD, - '/^near ".*": syntax error$/' => DB_ERROR_SYNTAX, - '/[0-9]+ values for [0-9]+ columns/i' => DB_ERROR_VALUE_COUNT_ON_ROW, - ); - } - foreach ($error_regexps as $regexp => $code) { - if (preg_match($regexp, $errormsg)) { - return $code; - } - } - // Fall back to DB_ERROR if there was no mapping. - return DB_ERROR; - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table - * - * @param string $result a string containing the name of a table - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::tableInfo() - * @since Method available since Release 1.7.0 - */ - function tableInfo($result, $mode = null) - { - if (is_string($result)) { - /* - * Probably received a table name. - * Create a result resource identifier. - */ - $id = @sqlite_array_query($this->connection, - "PRAGMA table_info('$result');", - SQLITE_ASSOC); - $got_string = true; - } else { - $this->last_query = ''; - return $this->raiseError(DB_ERROR_NOT_CAPABLE, null, null, null, - 'This DBMS can not obtain tableInfo' . - ' from result sets'); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $count = count($id); - $res = array(); - - if ($mode) { - $res['num_fields'] = $count; - } - - for ($i = 0; $i < $count; $i++) { - if (strpos($id[$i]['type'], '(') !== false) { - $bits = explode('(', $id[$i]['type']); - $type = $bits[0]; - $len = rtrim($bits[1],')'); - } else { - $type = $id[$i]['type']; - $len = 0; - } - - $flags = ''; - if ($id[$i]['pk']) { - $flags .= 'primary_key '; - } - if ($id[$i]['notnull']) { - $flags .= 'not_null '; - } - if ($id[$i]['dflt_value'] !== null) { - $flags .= 'default_' . rawurlencode($id[$i]['dflt_value']); - } - $flags = trim($flags); - - $res[$i] = array( - 'table' => $case_func($result), - 'name' => $case_func($id[$i]['name']), - 'type' => $type, - 'len' => $len, - 'flags' => $flags, - ); - - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - return $res; - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * @param array $args SQLITE DRIVER ONLY: a private array of arguments - * used by the getSpecialQuery(). Do not use - * this directly. - * - * @return string the SQL query string or null if the driver doesn't - * support the object type requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type, $args = array()) - { - if (!is_array($args)) { - return $this->raiseError('no key specified', null, null, null, - 'Argument has to be an array.'); - } - - switch ($type) { - case 'master': - return 'SELECT * FROM sqlite_master;'; - case 'tables': - return "SELECT name FROM sqlite_master WHERE type='table' " - . 'UNION ALL SELECT name FROM sqlite_temp_master ' - . "WHERE type='table' ORDER BY name;"; - case 'schema': - return 'SELECT sql FROM (SELECT * FROM sqlite_master ' - . 'UNION ALL SELECT * FROM sqlite_temp_master) ' - . "WHERE type!='meta' " - . 'ORDER BY tbl_name, type DESC, name;'; - case 'schemax': - case 'schema_x': - /* - * Use like: - * $res = $db->query($db->getSpecialQuery('schema_x', - * array('table' => 'table3'))); - */ - return 'SELECT sql FROM (SELECT * FROM sqlite_master ' - . 'UNION ALL SELECT * FROM sqlite_temp_master) ' - . "WHERE tbl_name LIKE '{$args['table']}' " - . "AND type!='meta' " - . 'ORDER BY type DESC, name;'; - case 'alter': - /* - * SQLite does not support ALTER TABLE; this is a helper query - * to handle this. 'table' represents the table name, 'rows' - * the news rows to create, 'save' the row(s) to keep _with_ - * the data. - * - * Use like: - * $args = array( - * 'table' => $table, - * 'rows' => "id INTEGER PRIMARY KEY, firstname TEXT, surname TEXT, datetime TEXT", - * 'save' => "NULL, titel, content, datetime" - * ); - * $res = $db->query( $db->getSpecialQuery('alter', $args)); - */ - $rows = strtr($args['rows'], $this->keywords); - - $q = array( - 'BEGIN TRANSACTION', - "CREATE TEMPORARY TABLE {$args['table']}_backup ({$args['rows']})", - "INSERT INTO {$args['table']}_backup SELECT {$args['save']} FROM {$args['table']}", - "DROP TABLE {$args['table']}", - "CREATE TABLE {$args['table']} ({$args['rows']})", - "INSERT INTO {$args['table']} SELECT {$rows} FROM {$args['table']}_backup", - "DROP TABLE {$args['table']}_backup", - 'COMMIT', - ); - - /* - * This is a dirty hack, since the above query will not get - * executed with a single query call so here the query method - * will be called directly and return a select instead. - */ - foreach ($q as $query) { - $this->query($query); - } - return "SELECT * FROM {$args['table']};"; - default: - return null; - } - } - - // }}} -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/storage.php b/program/lib/DB/storage.php deleted file mode 100644 index 67318a910..000000000 --- a/program/lib/DB/storage.php +++ /dev/null @@ -1,506 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * Provides an object interface to a table row - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Stig Bakken <stig@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB class so it can be extended from - */ -require_once 'DB.php'; - -/** - * Provides an object interface to a table row - * - * It lets you add, delete and change rows using objects rather than SQL - * statements. - * - * @category Database - * @package DB - * @author Stig Bakken <stig@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_storage extends PEAR -{ - // {{{ properties - - /** the name of the table (or view, if the backend database supports - updates in views) we hold data from */ - var $_table = null; - - /** which column(s) in the table contains primary keys, can be a - string for single-column primary keys, or an array of strings - for multiple-column primary keys */ - var $_keycolumn = null; - - /** DB connection handle used for all transactions */ - var $_dbh = null; - - /** an assoc with the names of database fields stored as properties - in this object */ - var $_properties = array(); - - /** an assoc with the names of the properties in this object that - have been changed since they were fetched from the database */ - var $_changes = array(); - - /** flag that decides if data in this object can be changed. - objects that don't have their table's key column in their - property lists will be flagged as read-only. */ - var $_readonly = false; - - /** function or method that implements a validator for fields that - are set, this validator function returns true if the field is - valid, false if not */ - var $_validator = null; - - // }}} - // {{{ constructor - - /** - * Constructor - * - * @param $table string the name of the database table - * - * @param $keycolumn mixed string with name of key column, or array of - * strings if the table has a primary key of more than one column - * - * @param $dbh object database connection object - * - * @param $validator mixed function or method used to validate - * each new value, called with three parameters: the name of the - * field/column that is changing, a reference to the new value and - * a reference to this object - * - */ - function DB_storage($table, $keycolumn, &$dbh, $validator = null) - { - $this->PEAR('DB_Error'); - $this->_table = $table; - $this->_keycolumn = $keycolumn; - $this->_dbh = $dbh; - $this->_readonly = false; - $this->_validator = $validator; - } - - // }}} - // {{{ _makeWhere() - - /** - * Utility method to build a "WHERE" clause to locate ourselves in - * the table. - * - * XXX future improvement: use rowids? - * - * @access private - */ - function _makeWhere($keyval = null) - { - if (is_array($this->_keycolumn)) { - if ($keyval === null) { - for ($i = 0; $i < sizeof($this->_keycolumn); $i++) { - $keyval[] = $this->{$this->_keycolumn[$i]}; - } - } - $whereclause = ''; - for ($i = 0; $i < sizeof($this->_keycolumn); $i++) { - if ($i > 0) { - $whereclause .= ' AND '; - } - $whereclause .= $this->_keycolumn[$i]; - if (is_null($keyval[$i])) { - // there's not much point in having a NULL key, - // but we support it anyway - $whereclause .= ' IS NULL'; - } else { - $whereclause .= ' = ' . $this->_dbh->quote($keyval[$i]); - } - } - } else { - if ($keyval === null) { - $keyval = @$this->{$this->_keycolumn}; - } - $whereclause = $this->_keycolumn; - if (is_null($keyval)) { - // there's not much point in having a NULL key, - // but we support it anyway - $whereclause .= ' IS NULL'; - } else { - $whereclause .= ' = ' . $this->_dbh->quote($keyval); - } - } - return $whereclause; - } - - // }}} - // {{{ setup() - - /** - * Method used to initialize a DB_storage object from the - * configured table. - * - * @param $keyval mixed the key[s] of the row to fetch (string or array) - * - * @return int DB_OK on success, a DB error if not - */ - function setup($keyval) - { - $whereclause = $this->_makeWhere($keyval); - $query = 'SELECT * FROM ' . $this->_table . ' WHERE ' . $whereclause; - $sth = $this->_dbh->query($query); - if (DB::isError($sth)) { - return $sth; - } - $row = $sth->fetchRow(DB_FETCHMODE_ASSOC); - if (DB::isError($row)) { - return $row; - } - if (!$row) { - return $this->raiseError(null, DB_ERROR_NOT_FOUND, null, null, - $query, null, true); - } - foreach ($row as $key => $value) { - $this->_properties[$key] = true; - $this->$key = $value; - } - return DB_OK; - } - - // }}} - // {{{ insert() - - /** - * Create a new (empty) row in the configured table for this - * object. - */ - function insert($newpk) - { - if (is_array($this->_keycolumn)) { - $primarykey = $this->_keycolumn; - } else { - $primarykey = array($this->_keycolumn); - } - settype($newpk, "array"); - for ($i = 0; $i < sizeof($primarykey); $i++) { - $pkvals[] = $this->_dbh->quote($newpk[$i]); - } - - $sth = $this->_dbh->query("INSERT INTO $this->_table (" . - implode(",", $primarykey) . ") VALUES(" . - implode(",", $pkvals) . ")"); - if (DB::isError($sth)) { - return $sth; - } - if (sizeof($newpk) == 1) { - $newpk = $newpk[0]; - } - $this->setup($newpk); - } - - // }}} - // {{{ toString() - - /** - * Output a simple description of this DB_storage object. - * @return string object description - */ - function toString() - { - $info = strtolower(get_class($this)); - $info .= " (table="; - $info .= $this->_table; - $info .= ", keycolumn="; - if (is_array($this->_keycolumn)) { - $info .= "(" . implode(",", $this->_keycolumn) . ")"; - } else { - $info .= $this->_keycolumn; - } - $info .= ", dbh="; - if (is_object($this->_dbh)) { - $info .= $this->_dbh->toString(); - } else { - $info .= "null"; - } - $info .= ")"; - if (sizeof($this->_properties)) { - $info .= " [loaded, key="; - $keyname = $this->_keycolumn; - if (is_array($keyname)) { - $info .= "("; - for ($i = 0; $i < sizeof($keyname); $i++) { - if ($i > 0) { - $info .= ","; - } - $info .= $this->$keyname[$i]; - } - $info .= ")"; - } else { - $info .= $this->$keyname; - } - $info .= "]"; - } - if (sizeof($this->_changes)) { - $info .= " [modified]"; - } - return $info; - } - - // }}} - // {{{ dump() - - /** - * Dump the contents of this object to "standard output". - */ - function dump() - { - foreach ($this->_properties as $prop => $foo) { - print "$prop = "; - print htmlentities($this->$prop); - print "<br />\n"; - } - } - - // }}} - // {{{ &create() - - /** - * Static method used to create new DB storage objects. - * @param $data assoc. array where the keys are the names - * of properties/columns - * @return object a new instance of DB_storage or a subclass of it - */ - function &create($table, &$data) - { - $classname = strtolower(get_class($this)); - $obj = new $classname($table); - foreach ($data as $name => $value) { - $obj->_properties[$name] = true; - $obj->$name = &$value; - } - return $obj; - } - - // }}} - // {{{ loadFromQuery() - - /** - * Loads data into this object from the given query. If this - * object already contains table data, changes will be saved and - * the object re-initialized first. - * - * @param $query SQL query - * - * @param $params parameter list in case you want to use - * prepare/execute mode - * - * @return int DB_OK on success, DB_WARNING_READ_ONLY if the - * returned object is read-only (because the object's specified - * key column was not found among the columns returned by $query), - * or another DB error code in case of errors. - */ -// XXX commented out for now -/* - function loadFromQuery($query, $params = null) - { - if (sizeof($this->_properties)) { - if (sizeof($this->_changes)) { - $this->store(); - $this->_changes = array(); - } - $this->_properties = array(); - } - $rowdata = $this->_dbh->getRow($query, DB_FETCHMODE_ASSOC, $params); - if (DB::isError($rowdata)) { - return $rowdata; - } - reset($rowdata); - $found_keycolumn = false; - while (list($key, $value) = each($rowdata)) { - if ($key == $this->_keycolumn) { - $found_keycolumn = true; - } - $this->_properties[$key] = true; - $this->$key = &$value; - unset($value); // have to unset, or all properties will - // refer to the same value - } - if (!$found_keycolumn) { - $this->_readonly = true; - return DB_WARNING_READ_ONLY; - } - return DB_OK; - } - */ - - // }}} - // {{{ set() - - /** - * Modify an attriute value. - */ - function set($property, $newvalue) - { - // only change if $property is known and object is not - // read-only - if ($this->_readonly) { - return $this->raiseError(null, DB_WARNING_READ_ONLY, null, - null, null, null, true); - } - if (@isset($this->_properties[$property])) { - if (empty($this->_validator)) { - $valid = true; - } else { - $valid = @call_user_func($this->_validator, - $this->_table, - $property, - $newvalue, - $this->$property, - $this); - } - if ($valid) { - $this->$property = $newvalue; - if (empty($this->_changes[$property])) { - $this->_changes[$property] = 0; - } else { - $this->_changes[$property]++; - } - } else { - return $this->raiseError(null, DB_ERROR_INVALID, null, - null, "invalid field: $property", - null, true); - } - return true; - } - return $this->raiseError(null, DB_ERROR_NOSUCHFIELD, null, - null, "unknown field: $property", - null, true); - } - - // }}} - // {{{ &get() - - /** - * Fetch an attribute value. - * - * @param string attribute name - * - * @return attribute contents, or null if the attribute name is - * unknown - */ - function &get($property) - { - // only return if $property is known - if (isset($this->_properties[$property])) { - return $this->$property; - } - $tmp = null; - return $tmp; - } - - // }}} - // {{{ _DB_storage() - - /** - * Destructor, calls DB_storage::store() if there are changes - * that are to be kept. - */ - function _DB_storage() - { - if (sizeof($this->_changes)) { - $this->store(); - } - $this->_properties = array(); - $this->_changes = array(); - $this->_table = null; - } - - // }}} - // {{{ store() - - /** - * Stores changes to this object in the database. - * - * @return DB_OK or a DB error - */ - function store() - { - $params = array(); - $vars = array(); - foreach ($this->_changes as $name => $foo) { - $params[] = &$this->$name; - $vars[] = $name . ' = ?'; - } - if ($vars) { - $query = 'UPDATE ' . $this->_table . ' SET ' . - implode(', ', $vars) . ' WHERE ' . - $this->_makeWhere(); - $stmt = $this->_dbh->prepare($query); - $res = $this->_dbh->execute($stmt, $params); - if (DB::isError($res)) { - return $res; - } - $this->_changes = array(); - } - return DB_OK; - } - - // }}} - // {{{ remove() - - /** - * Remove the row represented by this object from the database. - * - * @return mixed DB_OK or a DB error - */ - function remove() - { - if ($this->_readonly) { - return $this->raiseError(null, DB_WARNING_READ_ONLY, null, - null, null, null, true); - } - $query = 'DELETE FROM ' . $this->_table .' WHERE '. - $this->_makeWhere(); - $res = $this->_dbh->query($query); - if (DB::isError($res)) { - return $res; - } - foreach ($this->_properties as $prop => $foo) { - unset($this->$prop); - } - $this->_properties = array(); - $this->_changes = array(); - return DB_OK; - } - - // }}} -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> diff --git a/program/lib/DB/sybase.php b/program/lib/DB/sybase.php deleted file mode 100644 index 3172701cb..000000000 --- a/program/lib/DB/sybase.php +++ /dev/null @@ -1,942 +0,0 @@ -<?php - -/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ - -/** - * The PEAR DB driver for PHP's sybase extension - * for interacting with Sybase databases - * - * PHP versions 4 and 5 - * - * LICENSE: This source file is subject to version 3.0 of the PHP license - * that is available through the world-wide-web at the following URI: - * http://www.php.net/license/3_0.txt. If you did not receive a copy of - * the PHP License and are unable to obtain it through the web, please - * send a note to license@php.net so we can mail you a copy immediately. - * - * @category Database - * @package DB - * @author Sterling Hughes <sterling@php.net> - * @author Antônio Carlos Venâncio Júnior <floripa@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version CVS: $Id$ - * @link http://pear.php.net/package/DB - */ - -/** - * Obtain the DB_common class so it can be extended from - */ -require_once 'DB/common.php'; - -/** - * The methods PEAR DB uses to interact with PHP's sybase extension - * for interacting with Sybase databases - * - * These methods overload the ones declared in DB_common. - * - * WARNING: This driver may fail with multiple connections under the - * same user/pass/host and different databases. - * - * @category Database - * @package DB - * @author Sterling Hughes <sterling@php.net> - * @author Antônio Carlos Venâncio Júnior <floripa@php.net> - * @author Daniel Convissor <danielc@php.net> - * @copyright 1997-2007 The PHP Group - * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version Release: 1.7.13 - * @link http://pear.php.net/package/DB - */ -class DB_sybase extends DB_common -{ - // {{{ properties - - /** - * The DB driver type (mysql, oci8, odbc, etc.) - * @var string - */ - var $phptype = 'sybase'; - - /** - * The database syntax variant to be used (db2, access, etc.), if any - * @var string - */ - var $dbsyntax = 'sybase'; - - /** - * The capabilities of this DB implementation - * - * The 'new_link' element contains the PHP version that first provided - * new_link support for this DBMS. Contains false if it's unsupported. - * - * Meaning of the 'limit' element: - * + 'emulate' = emulate with fetch row by number - * + 'alter' = alter the query - * + false = skip rows - * - * @var array - */ - var $features = array( - 'limit' => 'emulate', - 'new_link' => false, - 'numrows' => true, - 'pconnect' => true, - 'prepare' => false, - 'ssl' => false, - 'transactions' => true, - ); - - /** - * A mapping of native error codes to DB error codes - * @var array - */ - var $errorcode_map = array( - ); - - /** - * The raw database connection created by PHP - * @var resource - */ - var $connection; - - /** - * The DSN information for connecting to a database - * @var array - */ - var $dsn = array(); - - - /** - * Should data manipulation queries be committed automatically? - * @var bool - * @access private - */ - var $autocommit = true; - - /** - * The quantity of transactions begun - * - * {@internal While this is private, it can't actually be designated - * private in PHP 5 because it is directly accessed in the test suite.}} - * - * @var integer - * @access private - */ - var $transaction_opcount = 0; - - /** - * The database specified in the DSN - * - * It's a fix to allow calls to different databases in the same script. - * - * @var string - * @access private - */ - var $_db = ''; - - - // }}} - // {{{ constructor - - /** - * This constructor calls <kbd>$this->DB_common()</kbd> - * - * @return void - */ - function DB_sybase() - { - $this->DB_common(); - } - - // }}} - // {{{ connect() - - /** - * Connect to the database server, log in and open the database - * - * Don't call this method directly. Use DB::connect() instead. - * - * PEAR DB's sybase driver supports the following extra DSN options: - * + appname The application name to use on this connection. - * Available since PEAR DB 1.7.0. - * + charset The character set to use on this connection. - * Available since PEAR DB 1.7.0. - * - * @param array $dsn the data source name - * @param bool $persistent should the connection be persistent? - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function connect($dsn, $persistent = false) - { - if (!PEAR::loadExtension('sybase') && - !PEAR::loadExtension('sybase_ct')) - { - return $this->raiseError(DB_ERROR_EXTENSION_NOT_FOUND); - } - - $this->dsn = $dsn; - if ($dsn['dbsyntax']) { - $this->dbsyntax = $dsn['dbsyntax']; - } - - $dsn['hostspec'] = $dsn['hostspec'] ? $dsn['hostspec'] : 'localhost'; - $dsn['password'] = !empty($dsn['password']) ? $dsn['password'] : false; - $dsn['charset'] = isset($dsn['charset']) ? $dsn['charset'] : false; - $dsn['appname'] = isset($dsn['appname']) ? $dsn['appname'] : false; - - $connect_function = $persistent ? 'sybase_pconnect' : 'sybase_connect'; - - if ($dsn['username']) { - $this->connection = @$connect_function($dsn['hostspec'], - $dsn['username'], - $dsn['password'], - $dsn['charset'], - $dsn['appname']); - } else { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - 'The DSN did not contain a username.'); - } - - if (!$this->connection) { - return $this->raiseError(DB_ERROR_CONNECT_FAILED, - null, null, null, - @sybase_get_last_message()); - } - - if ($dsn['database']) { - if (!@sybase_select_db($dsn['database'], $this->connection)) { - return $this->raiseError(DB_ERROR_NODBSELECTED, - null, null, null, - @sybase_get_last_message()); - } - $this->_db = $dsn['database']; - } - - return DB_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Disconnects from the database server - * - * @return bool TRUE on success, FALSE on failure - */ - function disconnect() - { - $ret = @sybase_close($this->connection); - $this->connection = null; - return $ret; - } - - // }}} - // {{{ simpleQuery() - - /** - * Sends a query to the database server - * - * @param string the SQL query string - * - * @return mixed + a PHP result resrouce for successful SELECT queries - * + the DB_OK constant for other successful queries - * + a DB_Error object on failure - */ - function simpleQuery($query) - { - $ismanip = $this->_checkManip($query); - $this->last_query = $query; - if ($this->_db && !@sybase_select_db($this->_db, $this->connection)) { - return $this->sybaseRaiseError(DB_ERROR_NODBSELECTED); - } - $query = $this->modifyQuery($query); - if (!$this->autocommit && $ismanip) { - if ($this->transaction_opcount == 0) { - $result = @sybase_query('BEGIN TRANSACTION', $this->connection); - if (!$result) { - return $this->sybaseRaiseError(); - } - } - $this->transaction_opcount++; - } - $result = @sybase_query($query, $this->connection); - if (!$result) { - return $this->sybaseRaiseError(); - } - if (is_resource($result)) { - return $result; - } - // Determine which queries that should return data, and which - // should return an error code only. - return $ismanip ? DB_OK : $result; - } - - // }}} - // {{{ nextResult() - - /** - * Move the internal sybase result pointer to the next available result - * - * @param a valid sybase result resource - * - * @access public - * - * @return true if a result is available otherwise return false - */ - function nextResult($result) - { - return false; - } - - // }}} - // {{{ fetchInto() - - /** - * Places a row from the result set into the given array - * - * Formating of the array and the data therein are configurable. - * See DB_result::fetchInto() for more information. - * - * This method is not meant to be called directly. Use - * DB_result::fetchInto() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result the query result resource - * @param array $arr the referenced array to put the data in - * @param int $fetchmode how the resulting array should be indexed - * @param int $rownum the row number to fetch (0 = first row) - * - * @return mixed DB_OK on success, NULL when the end of a result set is - * reached or on failure - * - * @see DB_result::fetchInto() - */ - function fetchInto($result, &$arr, $fetchmode, $rownum = null) - { - if ($rownum !== null) { - if (!@sybase_data_seek($result, $rownum)) { - return null; - } - } - if ($fetchmode & DB_FETCHMODE_ASSOC) { - if (function_exists('sybase_fetch_assoc')) { - $arr = @sybase_fetch_assoc($result); - } else { - if ($arr = @sybase_fetch_array($result)) { - foreach ($arr as $key => $value) { - if (is_int($key)) { - unset($arr[$key]); - } - } - } - } - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) { - $arr = array_change_key_case($arr, CASE_LOWER); - } - } else { - $arr = @sybase_fetch_row($result); - } - if (!$arr) { - return null; - } - if ($this->options['portability'] & DB_PORTABILITY_RTRIM) { - $this->_rtrimArrayValues($arr); - } - if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) { - $this->_convertNullArrayValuesToEmpty($arr); - } - return DB_OK; - } - - // }}} - // {{{ freeResult() - - /** - * Deletes the result set and frees the memory occupied by the result set - * - * This method is not meant to be called directly. Use - * DB_result::free() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return bool TRUE on success, FALSE if $result is invalid - * - * @see DB_result::free() - */ - function freeResult($result) - { - return is_resource($result) ? sybase_free_result($result) : false; - } - - // }}} - // {{{ numCols() - - /** - * Gets the number of columns in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numCols() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of columns. A DB_Error object on failure. - * - * @see DB_result::numCols() - */ - function numCols($result) - { - $cols = @sybase_num_fields($result); - if (!$cols) { - return $this->sybaseRaiseError(); - } - return $cols; - } - - // }}} - // {{{ numRows() - - /** - * Gets the number of rows in a result set - * - * This method is not meant to be called directly. Use - * DB_result::numRows() instead. It can't be declared "protected" - * because DB_result is a separate object. - * - * @param resource $result PHP's query result resource - * - * @return int the number of rows. A DB_Error object on failure. - * - * @see DB_result::numRows() - */ - function numRows($result) - { - $rows = @sybase_num_rows($result); - if ($rows === false) { - return $this->sybaseRaiseError(); - } - return $rows; - } - - // }}} - // {{{ affectedRows() - - /** - * Determines the number of rows affected by a data maniuplation query - * - * 0 is returned for queries that don't manipulate data. - * - * @return int the number of rows. A DB_Error object on failure. - */ - function affectedRows() - { - if ($this->_last_query_manip) { - $result = @sybase_affected_rows($this->connection); - } else { - $result = 0; - } - return $result; - } - - // }}} - // {{{ nextId() - - /** - * Returns the next free id in a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true, the seqence is automatically - * created if it does not exist - * - * @return int the next id number in the sequence. - * A DB_Error object on failure. - * - * @see DB_common::nextID(), DB_common::getSequenceName(), - * DB_sybase::createSequence(), DB_sybase::dropSequence() - */ - function nextId($seq_name, $ondemand = true) - { - $seqname = $this->getSequenceName($seq_name); - if ($this->_db && !@sybase_select_db($this->_db, $this->connection)) { - return $this->sybaseRaiseError(DB_ERROR_NODBSELECTED); - } - $repeat = 0; - do { - $this->pushErrorHandling(PEAR_ERROR_RETURN); - $result = $this->query("INSERT INTO $seqname (vapor) VALUES (0)"); - $this->popErrorHandling(); - if ($ondemand && DB::isError($result) && - ($result->getCode() == DB_ERROR || $result->getCode() == DB_ERROR_NOSUCHTABLE)) - { - $repeat = 1; - $result = $this->createSequence($seq_name); - if (DB::isError($result)) { - return $this->raiseError($result); - } - } elseif (!DB::isError($result)) { - $result = $this->query("SELECT @@IDENTITY FROM $seqname"); - $repeat = 0; - } else { - $repeat = false; - } - } while ($repeat); - if (DB::isError($result)) { - return $this->raiseError($result); - } - $result = $result->fetchRow(DB_FETCHMODE_ORDERED); - return $result[0]; - } - - /** - * Creates a new sequence - * - * @param string $seq_name name of the new sequence - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::createSequence(), DB_common::getSequenceName(), - * DB_sybase::nextID(), DB_sybase::dropSequence() - */ - function createSequence($seq_name) - { - return $this->query('CREATE TABLE ' - . $this->getSequenceName($seq_name) - . ' (id numeric(10, 0) IDENTITY NOT NULL,' - . ' vapor int NULL)'); - } - - // }}} - // {{{ dropSequence() - - /** - * Deletes a sequence - * - * @param string $seq_name name of the sequence to be deleted - * - * @return int DB_OK on success. A DB_Error object on failure. - * - * @see DB_common::dropSequence(), DB_common::getSequenceName(), - * DB_sybase::nextID(), DB_sybase::createSequence() - */ - function dropSequence($seq_name) - { - return $this->query('DROP TABLE ' . $this->getSequenceName($seq_name)); - } - - // }}} - // {{{ quoteFloat() - - /** - * Formats a float value for use within a query in a locale-independent - * manner. - * - * @param float the float value to be quoted. - * @return string the quoted string. - * @see DB_common::quoteSmart() - * @since Method available since release 1.7.8. - */ - function quoteFloat($float) { - return $this->escapeSimple(str_replace(',', '.', strval(floatval($float)))); - } - - // }}} - // {{{ autoCommit() - - /** - * Enables or disables automatic commits - * - * @param bool $onoff true turns it on, false turns it off - * - * @return int DB_OK on success. A DB_Error object if the driver - * doesn't support auto-committing transactions. - */ - function autoCommit($onoff = false) - { - // XXX if $this->transaction_opcount > 0, we should probably - // issue a warning here. - $this->autocommit = $onoff ? true : false; - return DB_OK; - } - - // }}} - // {{{ commit() - - /** - * Commits the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function commit() - { - if ($this->transaction_opcount > 0) { - if ($this->_db && !@sybase_select_db($this->_db, $this->connection)) { - return $this->sybaseRaiseError(DB_ERROR_NODBSELECTED); - } - $result = @sybase_query('COMMIT', $this->connection); - $this->transaction_opcount = 0; - if (!$result) { - return $this->sybaseRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ rollback() - - /** - * Reverts the current transaction - * - * @return int DB_OK on success. A DB_Error object on failure. - */ - function rollback() - { - if ($this->transaction_opcount > 0) { - if ($this->_db && !@sybase_select_db($this->_db, $this->connection)) { - return $this->sybaseRaiseError(DB_ERROR_NODBSELECTED); - } - $result = @sybase_query('ROLLBACK', $this->connection); - $this->transaction_opcount = 0; - if (!$result) { - return $this->sybaseRaiseError(); - } - } - return DB_OK; - } - - // }}} - // {{{ sybaseRaiseError() - - /** - * Produces a DB_Error object regarding the current problem - * - * @param int $errno if the error is being manually raised pass a - * DB_ERROR* constant here. If this isn't passed - * the error information gathered from the DBMS. - * - * @return object the DB_Error object - * - * @see DB_common::raiseError(), - * DB_sybase::errorNative(), DB_sybase::errorCode() - */ - function sybaseRaiseError($errno = null) - { - $native = $this->errorNative(); - if ($errno === null) { - $errno = $this->errorCode($native); - } - return $this->raiseError($errno, null, null, null, $native); - } - - // }}} - // {{{ errorNative() - - /** - * Gets the DBMS' native error message produced by the last query - * - * @return string the DBMS' error message - */ - function errorNative() - { - return @sybase_get_last_message(); - } - - // }}} - // {{{ errorCode() - - /** - * Determines PEAR::DB error code from the database's text error message. - * - * @param string $errormsg error message returned from the database - * @return integer an error number from a DB error constant - */ - function errorCode($errormsg) - { - static $error_regexps; - - // PHP 5.2+ prepends the function name to $php_errormsg, so we need - // this hack to work around it, per bug #9599. - $errormsg = preg_replace('/^sybase[a-z_]+\(\): /', '', $errormsg); - - if (!isset($error_regexps)) { - $error_regexps = array( - '/Incorrect syntax near/' - => DB_ERROR_SYNTAX, - '/^Unclosed quote before the character string [\"\'].*[\"\']\./' - => DB_ERROR_SYNTAX, - '/Implicit conversion (from datatype|of NUMERIC value)/i' - => DB_ERROR_INVALID_NUMBER, - '/Cannot drop the table [\"\'].+[\"\'], because it doesn\'t exist in the system catalogs\./' - => DB_ERROR_NOSUCHTABLE, - '/Only the owner of object [\"\'].+[\"\'] or a user with System Administrator \(SA\) role can run this command\./' - => DB_ERROR_ACCESS_VIOLATION, - '/^.+ permission denied on object .+, database .+, owner .+/' - => DB_ERROR_ACCESS_VIOLATION, - '/^.* permission denied, database .+, owner .+/' - => DB_ERROR_ACCESS_VIOLATION, - '/[^.*] not found\./' - => DB_ERROR_NOSUCHTABLE, - '/There is already an object named/' - => DB_ERROR_ALREADY_EXISTS, - '/Invalid column name/' - => DB_ERROR_NOSUCHFIELD, - '/does not allow null values/' - => DB_ERROR_CONSTRAINT_NOT_NULL, - '/Command has been aborted/' - => DB_ERROR_CONSTRAINT, - '/^Cannot drop the index .* because it doesn\'t exist/i' - => DB_ERROR_NOT_FOUND, - '/^There is already an index/i' - => DB_ERROR_ALREADY_EXISTS, - '/^There are fewer columns in the INSERT statement than values specified/i' - => DB_ERROR_VALUE_COUNT_ON_ROW, - '/Divide by zero/i' - => DB_ERROR_DIVZERO, - ); - } - - foreach ($error_regexps as $regexp => $code) { - if (preg_match($regexp, $errormsg)) { - return $code; - } - } - return DB_ERROR; - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * NOTE: only supports 'table' and 'flags' if <var>$result</var> - * is a table name. - * - * @param object|string $result DB_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode a valid tableInfo mode - * - * @return array an associative array with the information requested. - * A DB_Error object on failure. - * - * @see DB_common::tableInfo() - * @since Method available since Release 1.6.0 - */ - function tableInfo($result, $mode = null) - { - if (is_string($result)) { - /* - * Probably received a table name. - * Create a result resource identifier. - */ - if ($this->_db && !@sybase_select_db($this->_db, $this->connection)) { - return $this->sybaseRaiseError(DB_ERROR_NODBSELECTED); - } - $id = @sybase_query("SELECT * FROM $result WHERE 1=0", - $this->connection); - $got_string = true; - } elseif (isset($result->result)) { - /* - * Probably received a result object. - * Extract the result resource identifier. - */ - $id = $result->result; - $got_string = false; - } else { - /* - * Probably received a result resource identifier. - * Copy it. - * Deprecated. Here for compatibility only. - */ - $id = $result; - $got_string = false; - } - - if (!is_resource($id)) { - return $this->sybaseRaiseError(DB_ERROR_NEED_MORE_DATA); - } - - if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) { - $case_func = 'strtolower'; - } else { - $case_func = 'strval'; - } - - $count = @sybase_num_fields($id); - $res = array(); - - if ($mode) { - $res['num_fields'] = $count; - } - - for ($i = 0; $i < $count; $i++) { - $f = @sybase_fetch_field($id, $i); - // column_source is often blank - $res[$i] = array( - 'table' => $got_string - ? $case_func($result) - : $case_func($f->column_source), - 'name' => $case_func($f->name), - 'type' => $f->type, - 'len' => $f->max_length, - 'flags' => '', - ); - if ($res[$i]['table']) { - $res[$i]['flags'] = $this->_sybase_field_flags( - $res[$i]['table'], $res[$i]['name']); - } - if ($mode & DB_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & DB_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - // free the result only if we were called on a table - if ($got_string) { - @sybase_free_result($id); - } - return $res; - } - - // }}} - // {{{ _sybase_field_flags() - - /** - * Get the flags for a field - * - * Currently supports: - * + <samp>unique_key</samp> (unique index, unique check or primary_key) - * + <samp>multiple_key</samp> (multi-key index) - * - * @param string $table the table name - * @param string $column the field name - * - * @return string space delimited string of flags. Empty string if none. - * - * @access private - */ - function _sybase_field_flags($table, $column) - { - static $tableName = null; - static $flags = array(); - - if ($table != $tableName) { - $flags = array(); - $tableName = $table; - - /* We're running sp_helpindex directly because it doesn't exist in - * older versions of ASE -- unfortunately, we can't just use - * DB::isError() because the user may be using callback error - * handling. */ - $res = @sybase_query("sp_helpindex $table", $this->connection); - - if ($res === false || $res === true) { - // Fake a valid response for BC reasons. - return ''; - } - - while (($val = sybase_fetch_assoc($res)) !== false) { - if (!isset($val['index_keys'])) { - /* No useful information returned. Break and be done with - * it, which preserves the pre-1.7.9 behaviour. */ - break; - } - - $keys = explode(', ', trim($val['index_keys'])); - - if (sizeof($keys) > 1) { - foreach ($keys as $key) { - $this->_add_flag($flags[$key], 'multiple_key'); - } - } - - if (strpos($val['index_description'], 'unique')) { - foreach ($keys as $key) { - $this->_add_flag($flags[$key], 'unique_key'); - } - } - } - - sybase_free_result($res); - - } - - if (array_key_exists($column, $flags)) { - return(implode(' ', $flags[$column])); - } - - return ''; - } - - // }}} - // {{{ _add_flag() - - /** - * Adds a string to the flags array if the flag is not yet in there - * - if there is no flag present the array is created - * - * @param array $array reference of flags array to add a value to - * @param mixed $value value to add to the flag array - * - * @return void - * - * @access private - */ - function _add_flag(&$array, $value) - { - if (!is_array($array)) { - $array = array($value); - } elseif (!in_array($value, $array)) { - array_push($array, $value); - } - } - - // }}} - // {{{ getSpecialQuery() - - /** - * Obtains the query string needed for listing a given type of objects - * - * @param string $type the kind of objects you want to retrieve - * - * @return string the SQL query string or null if the driver doesn't - * support the object type requested - * - * @access protected - * @see DB_common::getListOf() - */ - function getSpecialQuery($type) - { - switch ($type) { - case 'tables': - return "SELECT name FROM sysobjects WHERE type = 'U'" - . ' ORDER BY name'; - case 'views': - return "SELECT name FROM sysobjects WHERE type = 'V'"; - default: - return null; - } - } - - // }}} - -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ - -?> |