From 4aaddb32e1bd1a7833478f1fd4194507dba2c924 Mon Sep 17 00:00:00 2001 From: thomascube Date: Thu, 18 May 2006 17:49:20 +0000 Subject: Removed MDB2 classes; install seperately --- program/lib/MDB2/Driver/oci8.php | 1167 -------------------------------------- 1 file changed, 1167 deletions(-) delete mode 100755 program/lib/MDB2/Driver/oci8.php (limited to 'program/lib/MDB2/Driver/oci8.php') diff --git a/program/lib/MDB2/Driver/oci8.php b/program/lib/MDB2/Driver/oci8.php deleted file mode 100755 index 0a58b82c1..000000000 --- a/program/lib/MDB2/Driver/oci8.php +++ /dev/null @@ -1,1167 +0,0 @@ - | -// +----------------------------------------------------------------------+ - -// $Id$ - -/** - * MDB2 OCI8 driver - * - * @package MDB2 - * @category Database - * @author Lukas Smith - */ -class MDB2_Driver_oci8 extends MDB2_Driver_Common -{ - // {{{ properties - var $escape_quotes = "'"; - - var $uncommitedqueries = 0; - - // }}} - // {{{ constructor - - /** - * Constructor - */ - function __construct() - { - parent::__construct(); - - $this->phptype = 'oci8'; - $this->dbsyntax = 'oci8'; - - $this->supported['sequences'] = true; - $this->supported['indexes'] = true; - $this->supported['summary_functions'] = true; - $this->supported['order_by_text'] = true; - $this->supported['current_id'] = true; - $this->supported['affected_rows'] = true; - $this->supported['transactions'] = true; - $this->supported['limit_queries'] = 'emulated'; - $this->supported['LOBs'] = true; - $this->supported['replace'] = 'emulated'; - $this->supported['sub_selects'] = true; - $this->supported['auto_increment'] = false; // not implemented - $this->supported['primary_key'] = false; // not implemented - - $this->options['DBA_username'] = false; - $this->options['DBA_password'] = false; - $this->options['database_name_prefix'] = false; - $this->options['emulate_database'] = true; - $this->options['default_tablespace'] = false; - $this->options['default_text_field_length'] = 4000; - } - - // }}} - // {{{ errorInfo() - - /** - * This method is used to collect information about an error - * - * @param integer $error - * @return array - * @access public - */ - function errorInfo($error = null) - { - if (is_resource($error)) { - $error_data = @OCIError($error); - $error = null; - } elseif ($this->connection) { - $error_data = @OCIError($this->connection); - } else { - $error_data = @OCIError(); - } - $native_code = $error_data['code']; - $native_msg = $error_data['message']; - if (is_null($error)) { - static $ecode_map; - if (empty($ecode_map)) { - $ecode_map = array( - 1 => MDB2_ERROR_CONSTRAINT, - 900 => MDB2_ERROR_SYNTAX, - 904 => MDB2_ERROR_NOSUCHFIELD, - 913 => MDB2_ERROR_VALUE_COUNT_ON_ROW, - 921 => MDB2_ERROR_SYNTAX, - 923 => MDB2_ERROR_SYNTAX, - 942 => MDB2_ERROR_NOSUCHTABLE, - 955 => MDB2_ERROR_ALREADY_EXISTS, - 1400 => MDB2_ERROR_CONSTRAINT_NOT_NULL, - 1401 => MDB2_ERROR_INVALID, - 1407 => MDB2_ERROR_CONSTRAINT_NOT_NULL, - 1418 => MDB2_ERROR_NOT_FOUND, - 1476 => MDB2_ERROR_DIVZERO, - 1722 => MDB2_ERROR_INVALID_NUMBER, - 2289 => MDB2_ERROR_NOSUCHTABLE, - 2291 => MDB2_ERROR_CONSTRAINT, - 2292 => MDB2_ERROR_CONSTRAINT, - 2449 => MDB2_ERROR_CONSTRAINT, - ); - } - if (isset($ecode_map[$native_code])) { - $error = $ecode_map[$native_code]; - } - } - return array($error, $native_code, $native_msg); - } - - // }}} - // {{{ beginTransaction() - - /** - * Start a transaction. - * - * @return mixed MDB2_OK on success, a MDB2 error on failure - * @access public - */ - function beginTransaction() - { - $this->debug('starting transaction', 'beginTransaction'); - if ($this->in_transaction) { - return MDB2_OK; //nothing to do - } - if (!$this->destructor_registered && $this->opened_persistent) { - $this->destructor_registered = true; - register_shutdown_function('MDB2_closeOpenTransactions'); - } - $this->in_transaction = true; - ++$this->uncommitedqueries; - return MDB2_OK; - } - - // }}} - // {{{ commit() - - /** - * Commit the database changes done during a transaction that is in - * progress. - * - * @return mixed MDB2_OK on success, a MDB2 error on failure - * @access public - */ - function commit() - { - $this->debug('commit transaction', 'commit'); - if (!$this->in_transaction) { - return $this->raiseError(MDB2_ERROR, null, null, - 'commit: transaction changes are being auto committed'); - } - if ($this->uncommitedqueries) { - if (!@OCICommit($this->connection)) { - return $this->raiseError(); - } - $this->uncommitedqueries = 0; - } - $this->in_transaction = false; - return MDB2_OK; - } - - // }}} - // {{{ rollback() - - /** - * Cancel any database changes done during a transaction that is in - * progress. - * - * @return mixed MDB2_OK on success, a MDB2 error on failure - * @access public - */ - function rollback() - { - $this->debug('rolling back transaction', 'rollback'); - if (!$this->in_transaction) { - return $this->raiseError(MDB2_ERROR, null, null, - 'rollback: transactions can not be rolled back when changes are auto committed'); - } - if ($this->uncommitedqueries) { - if (!@OCIRollback($this->connection)) { - return $this->raiseError(); - } - $this->uncommitedqueries = 0; - } - $this->in_transaction = false; - return MDB2_OK; - } - - // }}} - // {{{ _doConnect() - - /** - * do the grunt work of the connect - * - * @return connection on success or MDB2 Error Object on failure - * @access protected - */ - function _doConnect($username, $password, $persistent = false) - { - if (!PEAR::loadExtension($this->phptype)) { - return $this->raiseError(MDB2_ERROR_NOT_FOUND, null, null, - 'extension '.$this->phptype.' is not compiled into PHP'); - } - - if (isset($this->dsn['hostspec'])) { - $sid = $this->dsn['hostspec']; - } else { - $sid = getenv('ORACLE_SID'); - } - if (empty($sid)) { - return $this->raiseError(MDB2_ERROR, null, null, - 'it was not specified a valid Oracle Service Identifier (SID)'); - } - - if (function_exists('oci_connect')) { - if (isset($this->dsn['new_link']) - && ($this->dsn['new_link'] == 'true' || $this->dsn['new_link'] === true) - ) { - $connect_function = 'oci_new_connect'; - } else { - $connect_function = $persistent ? 'oci_pconnect' : 'oci_connect'; - } - - $charset = empty($this->dsn['charset']) ? null : $this->dsn['charset']; - $connection = @$connect_function($username, $password, $sid, $charset); - $error = @OCIError(); - if (isset($error['code']) && $error['code'] == 12541) { - // Couldn't find TNS listener. Try direct connection. - $connection = @$connect_function($username, $password, null, $charset); - } - } else { - $connect_function = $persistent ? 'OCIPLogon' : 'OCILogon'; - $connection = @$connect_function($username, $password, $sid); - } - - if (!$connection) { - return $this->raiseError(MDB2_ERROR_CONNECT_FAILED); - } - - return $connection; - } - - // }}} - // {{{ connect() - - /** - * Connect to the database - * - * @return MDB2_OK on success, MDB2 Error Object on failure - * @access public - */ - function connect() - { - if ($this->database_name && $this->options['emulate_database']) { - $this->dsn['username'] = $this->options['database_name_prefix'].$this->database_name; - } - if (is_resource($this->connection)) { - if (count(array_diff($this->connected_dsn, $this->dsn)) == 0 - && $this->opened_persistent == $this->options['persistent'] - ) { - return MDB2_OK; - } - $this->disconnect(false); - } - - $connection = $this->_doConnect( - $this->dsn['username'], - $this->dsn['password'], - $this->options['persistent'] - ); - if (PEAR::isError($connection)) { - return $connection; - } - $this->connection = $connection; - $this->connected_dsn = $this->dsn; - $this->opened_persistent = $this->options['persistent']; - $this->dbsyntax = $this->dsn['dbsyntax'] ? $this->dsn['dbsyntax'] : $this->phptype; - - $query = "ALTER SESSION SET NLS_DATE_FORMAT='YYYY-MM-DD HH24:MI:SS'"; - $err = $this->_doQuery($query, true); - if (PEAR::isError($err)) { - $this->disconnect(false); - return $err; - } - - $query = "ALTER SESSION SET NLS_NUMERIC_CHARACTERS='. '"; - $err = $this->_doQuery($query, true); - if (PEAR::isError($err)) { - $this->disconnect(false); - return $err; - } - - return MDB2_OK; - } - - // }}} - // {{{ disconnect() - - /** - * Log out and disconnect from the database. - * - * @return mixed true on success, false if not connected and error - * object on error - * @access public - */ - function disconnect($force = true) - { - if (is_resource($this->connection)) { - if (!$this->opened_persistent || $force) { - if (function_exists('oci_close')) { - @oci_close($this->connection); - } else { - @OCILogOff($this->connection); - } - } - $this->connection = 0; - $this->uncommitedqueries = 0; - } - return MDB2_OK; - } - - // }}} - // {{{ standaloneQuery() - - /** - * execute a query as DBA - * - * @param string $query the SQL query - * @param mixed $types array that contains the types of the columns in - * the result set - * @return mixed MDB2_OK on success, a MDB2 error on failure - * @access public - */ - function &standaloneQuery($query, $types = null) - { - $connection = $this->_doConnect( - $this->options['DBA_username'], - $this->options['DBA_password'], - $this->options['persistent'] - ); - if (PEAR::isError($connection)) { - return $connection; - } - - $isManip = MDB2::isManip($query); - $offset = $this->row_offset; - $limit = $this->row_limit; - $this->row_offset = $this->row_limit = 0; - $query = $this->_modifyQuery($query, $isManip, $limit, $offset); - - $result = $this->_doQuery($query, $isManip, $connection, false); - - @OCILogOff($connection); - if (PEAR::isError($result)) { - return $result; - } - - if ($isManip) { - return $result; - } - $return =& $this->_wrapResult($result, $types, true, false, $limit, $offset); - return $return; - } - - // }}} - // {{{ _modifyQuery() - - /** - * Changes a query string for various DBMS specific reasons - * - * @param string $query query to modify - * @return the new (modified) query - * @access protected - */ - function _modifyQuery($query) - { - // "SELECT 2+2" must be "SELECT 2+2 FROM dual" in Oracle - if (preg_match('/^\s*SELECT/i', $query) - && !preg_match('/\sFROM\s/i', $query) - ) { - $query.= " FROM dual"; - } - return $query; - } - - // }}} - // {{{ _doQuery() - - /** - * Execute a query - * @param string $query query - * @param boolean $isManip if the query is a manipulation query - * @param resource $connection - * @param string $database_name - * @return result or error object - * @access protected - */ - function _doQuery($query, $isManip = false, $connection = null, $database_name = null) - { - $this->last_query = $query; - $this->debug($query, 'query'); - if ($this->getOption('disable_query')) { - if ($isManip) { - return 0; - } - return null; - } - - if (is_null($connection)) { - $err = $this->connect(); - if (PEAR::isError($err)) { - return $err; - } - $connection = $this->connection; - } - - $result = @OCIParse($connection, $query); - if (!$result) { - return $this->raiseError(MDB2_ERROR, null, null, - 'Could not create statement'); - } - - $mode = $this->in_transaction ? OCI_DEFAULT : OCI_COMMIT_ON_SUCCESS; - if (!@OCIExecute($result, $mode)) { - return $this->raiseError($result); - } - - if ($isManip) { - return @OCIRowCount($result); - } - - if (is_numeric($this->options['result_buffering'])) { - @ocisetprefetch($result, $this->options['result_buffering']); - } - return $result; - } - - // }}} - // {{{ prepare() - - /** - * Prepares a query for multiple execution with execute(). - * With some database backends, this is emulated. - * prepare() requires a generic query as string like - * 'INSERT INTO numbers VALUES(?,?)' or - * 'INSERT INTO numbers VALUES(:foo,:bar)'. - * The ? and :[a-zA-Z] and are placeholders which can be set using - * bindParam() and the query can be send off using the execute() method. - * - * @param string $query the query to prepare - * @param mixed $types array that contains the types of the placeholders - * @param mixed $result_types array that contains the types of the columns in - * the result set - * @return mixed resource handle for the prepared query on success, a MDB2 - * error on failure - * @access public - * @see bindParam, execute - */ - function &prepare($query, $types = null, $result_types = null) - { - $this->debug($query, 'prepare'); - $query = $this->_modifyQuery($query); - $contains_lobs = false; - if (is_array($types)) { - $columns = $variables = ''; - foreach ($types as $parameter => $type) { - if ($type == 'clob' || $type == 'blob') { - $contains_lobs = true; - $columns.= ($columns ? ', ' : ' RETURNING ').$parameter; - $variables.= ($variables ? ', ' : ' INTO ').':'.$parameter; - } - } - } - $placeholder_type_guess = $placeholder_type = null; - $question = '?'; - $colon = ':'; - $position = 0; - $parameter = -1; - while ($position < strlen($query)) { - $q_position = strpos($query, $question, $position); - $c_position = strpos($query, $colon, $position); - if ($q_position && $c_position) { - $p_position = min($q_position, $c_position); - } elseif ($q_position) { - $p_position = $q_position; - } elseif ($c_position) { - $p_position = $c_position; - } else { - break; - } - if (is_null($placeholder_type)) { - $placeholder_type_guess = $query[$p_position]; - } - if (is_int($quote = strpos($query, "'", $position)) && $quote < $p_position) { - if (!is_int($end_quote = strpos($query, "'", $quote + 1))) { - $err =& $this->raiseError(MDB2_ERROR_SYNTAX, null, null, - 'prepare: query with an unterminated text string specified'); - return $err; - } - switch ($this->escape_quotes) { - case '': - case "'": - $position = $end_quote + 1; - break; - default: - if ($end_quote == $quote + 1) { - $position = $end_quote + 1; - } else { - if ($query[$end_quote-1] == $this->escape_quotes) { - $position = $end_quote; - } else { - $position = $end_quote + 1; - } - } - break; - } - } elseif ($query[$position] == $placeholder_type_guess) { - if ($placeholder_type_guess == ':' && !$contains_lobs) { - break; - } - if (is_null($placeholder_type)) { - $placeholder_type = $query[$p_position]; - $question = $colon = $placeholder_type; - } - if ($contains_lobs) { - if ($placeholder_type == ':') { - $parameter = preg_replace('/^.{'.($position+1).'}([a-z0-9_]+).*$/si', '\\1', $query); - if ($parameter === '') { - $err =& $this->raiseError(MDB2_ERROR_SYNTAX, null, null, - 'prepare: named parameter with an empty name'); - return $err; - } - $length = strlen($parameter)+1; - } else { - ++$parameter; - $length = strlen($parameter); - } - if (isset($types[$parameter]) - && ($types[$parameter] == 'clob' || $types[$parameter] == 'blob') - ) { - $value = $this->quote(true, $types[$parameter]); - $query = substr_replace($query, $value, $p_position, $length); - $position = $p_position + strlen($value) - 1; - } elseif ($placeholder_type == '?') { - $query = substr_replace($query, ':'.$parameter, $p_position, 1); - $position = $p_position + strlen($parameter); - } - } else { - $query = substr_replace($query, ':'.++$parameter, $p_position, 1); - $position = $p_position + strlen($parameter); - } - } else { - $position = $p_position; - } - } - if (is_array($types)) { - $query.= $columns.$variables; - } - $statement = @OCIParse($this->connection, $query); - if (!$statement) { - $err =& $this->raiseError(MDB2_ERROR, null, null, - 'Could not create statement'); - return $err; - } - - $class_name = 'MDB2_Statement_'.$this->phptype; - $obj =& new $class_name($this, $statement, $query, $types, $result_types, $this->row_limit, $this->row_offset); - return $obj; - } - - // }}} - // {{{ nextID() - - /** - * returns the next free id of a sequence - * - * @param string $seq_name name of the sequence - * @param boolean $ondemand when true the seqence is - * automatic created, if it - * not exists - * @return mixed MDB2 Error Object or id - * @access public - */ - function nextID($seq_name, $ondemand = true) - { - $sequence_name = $this->getSequenceName($seq_name); - $query = "SELECT $sequence_name.nextval FROM DUAL"; - $this->expectError(MDB2_ERROR_NOSUCHTABLE); - $result = $this->queryOne($query, 'integer'); - $this->popExpect(); - if (PEAR::isError($result)) { - if ($ondemand && $result->getCode() == MDB2_ERROR_NOSUCHTABLE) { - $this->loadModule('Manager'); - $result = $this->manager->createSequence($seq_name, 1); - if (PEAR::isError($result)) { - return $result; - } - return $this->nextId($seq_name, false); - } - } - return $result; - } - - // }}} - // {{{ currId() - - /** - * returns the current id of a sequence - * - * @param string $seq_name name of the sequence - * @return mixed MDB2_Error or id - * @access public - */ - function currId($seq_name) - { - $sequence_name = $this->getSequenceName($seq_name); - return $this->queryOne("SELECT $sequence_name.currval FROM DUAL"); - } -} - -class MDB2_Result_oci8 extends MDB2_Result_Common -{ - // {{{ _skipLimitOffset() - - /** - * Skip the first row of a result set. - * - * @param resource $result - * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure - * @access protected - */ - function _skipLimitOffset() - { - if ($this->limit) { - if ($this->rownum > $this->limit) { - return false; - } - } - if ($this->offset) { - while ($this->offset_count < $this->offset) { - ++$this->offset_count; - if (!@OCIFetchInto($this->result, $row, OCI_RETURN_NULLS)) { - $this->offset_count = $this->offset; - return false; - } - } - } - return true; - } - - // }}} - // {{{ fetchRow() - - /** - * Fetch a row and insert the data into an existing array. - * - * @param int $fetchmode how the array data should be indexed - * @param int $rownum number of the row where the data can be found - * @return int data array on success, a MDB2 error on failure - * @access public - */ - function &fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT, $rownum = null) - { - if (!$this->_skipLimitOffset()) { - $null = null; - return $null; - } - if (!is_null($rownum)) { - $seek = $this->seek($rownum); - if (PEAR::isError($seek)) { - return $seek; - } - } - if ($fetchmode == MDB2_FETCHMODE_DEFAULT) { - $fetchmode = $this->db->fetchmode; - } - if ($fetchmode & MDB2_FETCHMODE_ASSOC) { - @OCIFetchInto($this->result, $row, OCI_ASSOC+OCI_RETURN_NULLS); - if (is_array($row) - && $this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE - ) { - $row = array_change_key_case($row, $this->db->options['field_case']); - } - } else { - @OCIFetchInto($this->result, $row, OCI_RETURN_NULLS); - } - if (!$row) { - if (is_null($this->result)) { - $err =& $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null, - 'fetchRow: resultset has already been freed'); - return $err; - } - $null = null; - return $null; - - } - if ($this->db->options['portability'] & MDB2_PORTABILITY_RTRIM) { - $this->db->_fixResultArrayValues($row, MDB2_PORTABILITY_RTRIM); - } - if (!empty($this->values)) { - $this->_assignBindColumns($row); - } - if (!empty($this->types)) { - $row = $this->db->datatype->convertResultRow($this->types, $row); - } - if ($fetchmode === MDB2_FETCHMODE_OBJECT) { - $object_class = $this->db->options['fetch_class']; - if ($object_class == 'stdClass') { - $row = (object) $row; - } else { - $row = &new $object_class($row); - } - } - ++$this->rownum; - return $row; - } - - // }}} - // {{{ _getColumnNames() - - /** - * Retrieve the names of columns returned by the DBMS in a query result. - * - * @return mixed associative array variable - * that holds the names of columns. The indexes of the array are - * the column names mapped to lower case and the values are the - * respective numbers of the columns starting from 0. Some DBMS may - * not return any columns when the result set does not contain any - * rows. - * @access private - */ - function _getColumnNames() - { - $columns = array(); - $numcols = $this->numCols(); - if (PEAR::isError($numcols)) { - return $numcols; - } - for ($column = 0; $column < $numcols; $column++) { - $column_name = @OCIColumnName($this->result, $column + 1); - $columns[$column_name] = $column; - } - if ($this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) { - $columns = array_change_key_case($columns, $this->db->options['field_case']); - } - return $columns; - } - - // }}} - // {{{ numCols() - - /** - * Count the number of columns returned by the DBMS in a query result. - * - * @return mixed integer value with the number of columns, a MDB2 error - * on failure - * @access public - */ - function numCols() - { - $cols = @OCINumCols($this->result); - if (is_null($cols)) { - if (is_null($this->result)) { - return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null, - 'numCols: resultset has already been freed'); - } - return $this->db->raiseError(); - } - return $cols; - } - - // }}} - // {{{ free() - - /** - * Free the internal resources associated with $result. - * - * @return boolean true on success, false if $result is invalid - * @access public - */ - function free() - { - $free = @OCIFreeCursor($this->result); - if (!$free) { - if (is_null($this->result)) { - return MDB2_OK; - } - return $this->db->raiseError(); - } - $this->result = null; - return MDB2_OK; - } -} - -class MDB2_BufferedResult_oci8 extends MDB2_Result_oci8 -{ - var $buffer; - var $buffer_rownum = - 1; - - // {{{ _fillBuffer() - - /** - * Fill the row buffer - * - * @param int $rownum row number upto which the buffer should be filled - if the row number is null all rows are ready into the buffer - * @return boolean true on success, false on failure - * @access protected - */ - function _fillBuffer($rownum = null) - { - if (isset($this->buffer) && is_array($this->buffer)) { - if (is_null($rownum)) { - if (!end($this->buffer)) { - return false; - } - } elseif (isset($this->buffer[$rownum])) { - return (bool)$this->buffer[$rownum]; - } - } - - if (!$this->_skipLimitOffset()) { - return false; - } - - $row = true; - while ((is_null($rownum) || $this->buffer_rownum < $rownum) - && (!$this->limit || $this->buffer_rownum < $this->limit) - && ($row = @OCIFetchInto($this->result, $buffer, OCI_RETURN_NULLS)) - ) { - ++$this->buffer_rownum; - $this->buffer[$this->buffer_rownum] = $buffer; - } - - if (!$row) { - ++$this->buffer_rownum; - $this->buffer[$this->buffer_rownum] = false; - return false; - } elseif ($this->limit && $this->buffer_rownum >= $this->limit) { - ++$this->buffer_rownum; - $this->buffer[$this->buffer_rownum] = false; - } - return true; - } - - // }}} - // {{{ fetchRow() - - /** - * Fetch a row and insert the data into an existing array. - * - * @param int $fetchmode how the array data should be indexed - * @param int $rownum number of the row where the data can be found - * @return int data array on success, a MDB2 error on failure - * @access public - */ - function &fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT, $rownum = null) - { - if (is_null($this->result)) { - $err =& $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null, - 'fetchRow: resultset has already been freed'); - return $err; - } - if (!is_null($rownum)) { - $seek = $this->seek($rownum); - if (PEAR::isError($seek)) { - return $seek; - } - } - $target_rownum = $this->rownum + 1; - if ($fetchmode == MDB2_FETCHMODE_DEFAULT) { - $fetchmode = $this->db->fetchmode; - } - if (!$this->_fillBuffer($target_rownum)) { - $null = null; - return $null; - } - $row = $this->buffer[$target_rownum]; - if ($fetchmode & MDB2_FETCHMODE_ASSOC) { - $column_names = $this->getColumnNames(); - foreach ($column_names as $name => $i) { - $column_names[$name] = $row[$i]; - } - $row = $column_names; - } - if (!empty($this->values)) { - $this->_assignBindColumns($row); - } - if (!empty($this->types)) { - $row = $this->db->datatype->convertResultRow($this->types, $row); - } - if ($this->db->options['portability'] & MDB2_PORTABILITY_RTRIM) { - $this->db->_fixResultArrayValues($row, MDB2_PORTABILITY_RTRIM); - } - if ($fetchmode === MDB2_FETCHMODE_OBJECT) { - $object_class = $this->db->options['fetch_class']; - if ($object_class == 'stdClass') { - $row = (object) $row; - } else { - $row = &new $object_class($row); - } - } - ++$this->rownum; - return $row; - } - - // }}} - // {{{ seek() - - /** - * seek to a specific row in a result set - * - * @param int $rownum number of the row where the data can be found - * @return mixed MDB2_OK on success, a MDB2 error on failure - * @access public - */ - function seek($rownum = 0) - { - if (is_null($this->result)) { - return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null, - 'seek: resultset has already been freed'); - } - $this->rownum = $rownum - 1; - return MDB2_OK; - } - - // }}} - // {{{ valid() - - /** - * check if the end of the result set has been reached - * - * @return mixed true or false on sucess, a MDB2 error on failure - * @access public - */ - function valid() - { - if (is_null($this->result)) { - return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null, - 'valid: resultset has already been freed'); - } - if ($this->_fillBuffer($this->rownum + 1)) { - return true; - } - return false; - } - - // }}} - // {{{ numRows() - - /** - * returns the number of rows in a result object - * - * @return mixed MDB2 Error Object or the number of rows - * @access public - */ - function numRows() - { - if (is_null($this->result)) { - return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null, - 'seek: resultset has already been freed'); - } - $this->_fillBuffer(); - return $this->buffer_rownum; - } - - // }}} - // {{{ free() - - /** - * Free the internal resources associated with $result. - * - * @return boolean true on success, false if $result is invalid - * @access public - */ - function free() - { - $this->buffer = null; - $this->buffer_rownum = null; - $free = parent::free(); - } -} - -class MDB2_Statement_oci8 extends MDB2_Statement_Common -{ - // }}} - // {{{ _execute() - - /** - * Execute a prepared query statement helper method. - * - * @param mixed $result_class string which specifies which result class to use - * @param mixed $result_wrap_class string which specifies which class to wrap results in - * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure - * @access private - */ - function &_execute($result_class = true, $result_wrap_class = false) - { - $isManip = MDB2::isManip($this->query); - $this->db->last_query = $this->query; - $this->db->debug($this->query, 'execute'); - if ($this->db->getOption('disable_query')) { - if ($isManip) { - $return = 0; - return $return; - } - $null = null; - return $null; - } - - $connected = $this->db->connect(); - if (PEAR::isError($connected)) { - return $connected; - } - - $result = MDB2_OK; - $lobs = $quoted_values = array(); - $i = 0; - foreach ($this->values as $parameter => $value) { - $type = array_key_exists($parameter, $this->types) ? $this->types[$parameter] : null; - if ($type == 'clob' || $type == 'blob') { - $lobs[$i]['file'] = false; - if (is_resource($value)) { - $fp = $value; - $value = ''; - while (!feof($fp)) { - $value.= fread($fp, 8192); - } - } elseif (preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) { - $lobs[$i]['file'] = true; - if ($match[1] == 'file://') { - $value = $match[2]; - } - } - $lobs[$i]['value'] = $value; - $lobs[$i]['descriptor'] = @OCINewDescriptor($this->db->connection, OCI_D_LOB); - if (!is_object($lobs[$i]['descriptor'])) { - $result = $this->db->raiseError(); - break; - } - $lob_type = ($type == 'blob' ? OCI_B_BLOB : OCI_B_CLOB); - if (!@OCIBindByName($this->statement, ':'.$parameter, $lobs[$i]['descriptor'], -1, $lob_type)) { - $result = $this->db->raiseError($this->statement); - break; - } - } else { - $quoted_values[$i] = $this->db->quote($value, $type, false); - if (PEAR::isError($quoted_values[$i])) { - return $quoted_values[$i]; - } - if (!@OCIBindByName($this->statement, ':'.$parameter, $quoted_values[$i])) { - $result = $this->db->raiseError($this->statement); - break; - } - } - ++$i; - } - - if (!PEAR::isError($result)) { - $mode = (!empty($lobs) || $this->db->in_transaction) ? OCI_DEFAULT : OCI_COMMIT_ON_SUCCESS; - if (!@OCIExecute($this->statement, $mode)) { - $err =& $this->db->raiseError($this->statement); - return $err; - } - - if (!empty($lobs)) { - foreach ($lobs as $i => $stream) { - if (!is_null($stream['value']) && $stream['value'] !== '') { - if ($stream['file']) { - $result = $lobs[$i]['descriptor']->savefile($stream['value']); - } else { - $result = $lobs[$i]['descriptor']->save($stream['value']); - } - if (!$result) { - $result = $this->db->raiseError(); - break; - } - } - } - - if (!PEAR::isError($result)) { - if (!$this->db->in_transaction) { - if (!@OCICommit($this->db->connection)) { - $result = $this->db->raiseError(); - } - } else { - ++$this->db->uncommitedqueries; - } - } - } - } - - $keys = array_keys($lobs); - foreach ($keys as $key) { - $lobs[$key]['descriptor']->free(); - } - - if (PEAR::isError($result)) { - return $result; - } - - if ($isManip) { - $return = @OCIRowCount($this->statement); - } else { - $return = $this->db->_wrapResult($this->statement, $isManip, $this->types, - $result_class, $result_wrap_class, $this->row_offset, $this->row_limit); - } - return $return; - } - - // }}} - // {{{ free() - - /** - * Release resources allocated for the specified prepared query. - * - * @return mixed MDB2_OK on success, a MDB2 error on failure - * @access public - */ - function free() - { - if (!@OCIFreeStatement($this->statement)) { - return $this->db->raiseError(); - } - return MDB2_OK; - } -} -?> \ No newline at end of file -- cgit v1.2.3