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Diffstat (limited to 'program/lib/MDB2/Driver/Datatype/oci8.php')
| -rwxr-xr-x | program/lib/MDB2/Driver/Datatype/oci8.php | 607 |
1 files changed, 0 insertions, 607 deletions
diff --git a/program/lib/MDB2/Driver/Datatype/oci8.php b/program/lib/MDB2/Driver/Datatype/oci8.php deleted file mode 100755 index 3d790c047..000000000 --- a/program/lib/MDB2/Driver/Datatype/oci8.php +++ /dev/null @@ -1,607 +0,0 @@ -<?php -// +----------------------------------------------------------------------+ -// | PHP versions 4 and 5 | -// +----------------------------------------------------------------------+ -// | Copyright (c) 1998-2004 Manuel Lemos, Tomas V.V.Cox, | -// | Stig. S. Bakken, Lukas Smith | -// | All rights reserved. | -// +----------------------------------------------------------------------+ -// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB | -// | API as well as database abstraction for PHP applications. | -// | This LICENSE is in the BSD license style. | -// | | -// | Redistribution and use in source and binary forms, with or without | -// | modification, are permitted provided that the following conditions | -// | are met: | -// | | -// | Redistributions of source code must retain the above copyright | -// | notice, this list of conditions and the following disclaimer. | -// | | -// | Redistributions in binary form must reproduce the above copyright | -// | notice, this list of conditions and the following disclaimer in the | -// | documentation and/or other materials provided with the distribution. | -// | | -// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, | -// | Lukas Smith nor the names of his contributors may be used to endorse | -// | or promote products derived from this software without specific prior| -// | written permission. | -// | | -// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | -// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | -// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | -// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | -// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, | -// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, | -// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS| -// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED | -// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | -// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY| -// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | -// | POSSIBILITY OF SUCH DAMAGE. | -// +----------------------------------------------------------------------+ -// | Author: Lukas Smith <smith@pooteeweet.org> | -// +----------------------------------------------------------------------+ - -// $Id$ - -require_once 'MDB2/Driver/Datatype/Common.php'; - -/** - * MDB2 OCI8 driver - * - * @package MDB2 - * @category Database - * @author Lukas Smith <smith@pooteeweet.org> - */ -class MDB2_Driver_Datatype_oci8 extends MDB2_Driver_Datatype_Common -{ - // {{{ convertResult() - - /** - * convert a value to a RDBMS indepdenant MDB2 type - * - * @param mixed $value value to be converted - * @param int $type constant that specifies which type to convert to - * @return mixed converted value - * @access public - */ - function convertResult($value, $type) - { - if (is_null($value)) { - return null; - } - switch ($type) { - case 'date': - return substr($value, 0, strlen('YYYY-MM-DD')); - case 'time': - return substr($value, strlen('YYYY-MM-DD '), strlen('HH:MI:SS')); - default: - return $this->_baseConvertResult($value, $type); - } - } - - // }}} - // {{{ getTypeDeclaration() - - /** - * Obtain DBMS specific SQL code portion needed to declare an text type - * field to be used in statements like CREATE TABLE. - * - * @param array $field associative array with the name of the properties - * of the field being declared as array indexes. Currently, the types - * of supported field properties are as follows: - * - * length - * Integer value that determines the maximum length of the text - * field. If this argument is missing the field should be - * declared to have the longest length allowed by the DBMS. - * - * default - * Text value to be used as default for this field. - * - * notnull - * Boolean flag that indicates whether this field is constrained - * to not be set to null. - * @return string DBMS specific SQL code portion that should be used to - * declare the specified field. - * @access public - */ - function getTypeDeclaration($field) - { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - switch ($field['type']) { - case 'text': - $length = (array_key_exists('length', $field) ? $field['length'] : (($length = $db->options['default_text_field_length']) ? $length : 4000)); - return 'VARCHAR ('.$length.')'; - case 'clob': - return 'CLOB'; - case 'blob': - return 'BLOB'; - case 'integer': - return 'INT'; - case 'boolean': - return 'CHAR (1)'; - case 'date': - case 'time': - case 'timestamp': - return 'DATE'; - case 'float': - return 'NUMBER'; - case 'decimal': - return 'NUMBER(*,'.$db->options['decimal_places'].')'; - } - } - - // }}} - // {{{ _getIntegerDeclaration() - - /** - * Obtain DBMS specific SQL code portion needed to declare an integer type - * field to be used in statements like CREATE TABLE. - * - * @param string $name name the field to be declared. - * @param array $field associative array with the name of the properties - * of the field being declared as array indexes. Currently, the types - * of supported field properties are as follows: - * - * unsigned - * Boolean flag that indicates whether the field should be - * declared as unsigned integer if possible. - * - * default - * Integer value to be used as default for this field. - * - * notnull - * Boolean flag that indicates whether this field is constrained - * to not be set to null. - * @param string $table name of the current table being processed - * by alterTable(), used for autoincrement emulation - * @return string DBMS specific SQL code portion that should be used to - * declare the specified field. - * @access protected - */ - function _getIntegerDeclaration($name, $field, $table = null) - { - if (array_key_exists('unsigned', $field) && $field['unsigned']) { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - $db->warning[] = "unsigned integer field \"$name\" is being declared as signed integer"; - } - - $default = array_key_exists('default', $field) ? ' DEFAULT '. - $this->quote($field['default'], 'integer') : ''; - $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; - return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; - } - - // }}} - // {{{ _getTextDeclaration() - - /** - * Obtain DBMS specific SQL code portion needed to declare an text type - * field to be used in statements like CREATE TABLE. - * - * @param string $name name the field to be declared. - * @param array $field associative array with the name of the properties - * of the field being declared as array indexes. Currently, the types - * of supported field properties are as follows: - * - * length - * Integer value that determines the maximum length of the text - * field. If this argument is missing the field should be - * declared to have the longest length allowed by the DBMS. - * - * default - * Text value to be used as default for this field. - * - * notnull - * Boolean flag that indicates whether this field is constrained - * to not be set to null. - * @return string DBMS specific SQL code portion that should be used to - * declare the specified field. - * @access protected - */ - function _getTextDeclaration($name, $field) - { - $type = $this->getTypeDeclaration($field); - $default = array_key_exists('default', $field) ? ' DEFAULT '. - $this->quote($field['default'], 'text') : ''; - $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; - return $name.' '.$type.$default.$notnull; - } - - // }}} - // {{{ _getCLOBDeclaration() - - /** - * Obtain DBMS specific SQL code portion needed to declare an character - * large object type field to be used in statements like CREATE TABLE. - * - * @param string $name name the field to be declared. - * @param array $field associative array with the name of the properties - * of the field being declared as array indexes. Currently, the types - * of supported field properties are as follows: - * - * length - * Integer value that determines the maximum length of the large - * object field. If this argument is missing the field should be - * declared to have the longest length allowed by the DBMS. - * - * notnull - * Boolean flag that indicates whether this field is constrained - * to not be set to null. - * @return string DBMS specific SQL code portion that should be used to - * declare the specified field. - * @access public - */ - function _getCLOBDeclaration($name, $field) - { - $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; - return $name.' '.$this->getTypeDeclaration($field).$notnull; - } - - // }}} - // {{{ _getBLOBDeclaration() - - /** - * Obtain DBMS specific SQL code portion needed to declare an binary large - * object type field to be used in statements like CREATE TABLE. - * - * @param string $name name the field to be declared. - * @param array $field associative array with the name of the properties - * of the field being declared as array indexes. Currently, the types - * of supported field properties are as follows: - * - * length - * Integer value that determines the maximum length of the large - * object field. If this argument is missing the field should be - * declared to have the longest length allowed by the DBMS. - * - * notnull - * Boolean flag that indicates whether this field is constrained - * to not be set to null. - * @return string DBMS specific SQL code portion that should be used to - * declare the specified field. - * @access protected - */ - function _getBLOBDeclaration($name, $field) - { - $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; - return $name.' '.$this->getTypeDeclaration($field).$notnull; - } - - // }}} - // {{{ _getDateDeclaration() - - /** - * Obtain DBMS specific SQL code portion needed to declare a date type - * field to be used in statements like CREATE TABLE. - * - * @param string $name name the field to be declared. - * @param array $field associative array with the name of the properties - * of the field being declared as array indexes. Currently, the types - * of supported field properties are as follows: - * - * default - * Date value to be used as default for this field. - * - * notnull - * Boolean flag that indicates whether this field is constrained - * to not be set to null. - * @return string DBMS specific SQL code portion that should be used to - * declare the specified field. - * @access protected - */ - function _getDateDeclaration($name, $field) - { - $default = array_key_exists('default', $field) ? ' DEFAULT '. - $this->quote($field['default'], 'date') : ''; - $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; - return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; - } - - // }}} - // {{{ _getTimestampDeclaration() - - /** - * Obtain DBMS specific SQL code portion needed to declare a timestamp - * field to be used in statements like CREATE TABLE. - * - * @param string $name name the field to be declared. - * @param array $field associative array with the name of the properties - * of the field being declared as array indexes. Currently, the types - * of supported field properties are as follows: - * - * default - * Timestamp value to be used as default for this field. - * - * notnull - * Boolean flag that indicates whether this field is constrained - * to not be set to null. - * @return string DBMS specific SQL code portion that should be used to - * declare the specified field. - * @access protected - */ - function _getTimestampDeclaration($name, $field) - { - $default = array_key_exists('default', $field) ? ' DEFAULT '. - $this->quote($field['default'], 'timestamp') : ''; - $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; - return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; } - - // }}} - // {{{ _getTimeDeclaration() - - /** - * Obtain DBMS specific SQL code portion needed to declare a time - * field to be used in statements like CREATE TABLE. - * - * @param string $name name the field to be declared. - * @param array $field associative array with the name of the properties - * of the field being declared as array indexes. Currently, the types - * of supported field properties are as follows: - * - * default - * Time value to be used as default for this field. - * - * notnull - * Boolean flag that indicates whether this field is constrained - * to not be set to null. - * @return string DBMS specific SQL code portion that should be used to - * declare the specified field. - * @access protected - */ - function _getTimeDeclaration($name, $field) - { - $default = array_key_exists('default', $field) ? ' DEFAULT '. - $this->quote($field['default'], 'time') : ''; - $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; - return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; - } - - // }}} - // {{{ _getFloatDeclaration() - - /** - * Obtain DBMS specific SQL code portion needed to declare a float type - * field to be used in statements like CREATE TABLE. - * - * @param string $name name the field to be declared. - * @param array $field associative array with the name of the properties - * of the field being declared as array indexes. Currently, the types - * of supported field properties are as follows: - * - * default - * Float value to be used as default for this field. - * - * notnull - * Boolean flag that indicates whether this field is constrained - * to not be set to null. - * @return string DBMS specific SQL code portion that should be used to - * declare the specified field. - * @access protected - */ - function _getFloatDeclaration($name, $field) - { - $default = array_key_exists('default', $field) ? ' DEFAULT '. - $this->quote($field['default'], 'float') : ''; - $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; - return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; - } - - // }}} - // {{{ _getDecimalDeclaration() - - /** - * Obtain DBMS specific SQL code portion needed to declare a decimal type - * field to be used in statements like CREATE TABLE. - * - * @param string $name name the field to be declared. - * @param array $field associative array with the name of the properties - * of the field being declared as array indexes. Currently, the types - * of supported field properties are as follows: - * - * default - * Decimal value to be used as default for this field. - * - * notnull - * Boolean flag that indicates whether this field is constrained - * to not be set to null. - * @return string DBMS specific SQL code portion that should be used to - * declare the specified field. - * @access protected - */ - function _getDecimalDeclaration($name, $field) - { - $default = array_key_exists('default', $field) ? ' DEFAULT '. - $this->quote($field['default'], 'decimal') : ''; - $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ''; - return $name.' '.$this->getTypeDeclaration($field).$default.$notnull; - } - - // }}} - // {{{ _quoteCLOB() - - /** - * Convert a text value into a DBMS specific format that is suitable to - * compose query statements. - * - * @param $value - * @return string text string that represents the given argument value in - * a DBMS specific format. - * @access protected - */ - function _quoteCLOB($value) - { - return 'EMPTY_CLOB()'; - } - - // }}} - // {{{ _quoteBLOB() - - /** - * Convert a text value into a DBMS specific format that is suitable to - * compose query statements. - * - * @param $value - * @return string text string that represents the given argument value in - * a DBMS specific format. - * @access protected - */ - function _quoteBLOB($value) - { - return 'EMPTY_BLOB()'; - } - - // }}} - // {{{ _quoteDate() - - /** - * Convert a text value into a DBMS specific format that is suitable to - * compose query statements. - * - * @param string $value text string value that is intended to be converted. - * @return string text string that represents the given argument value in - * a DBMS specific format. - * @access protected - */ - function _quoteDate($value) - { - return $this->_quoteText("$value 00:00:00"); - } - - // }}} - // {{{ _quoteTimestamp() - - /** - * Convert a text value into a DBMS specific format that is suitable to - * compose query statements. - * - * @param string $value text string value that is intended to be converted. - * @return string text string that represents the given argument value in - * a DBMS specific format. - * @access protected - */ - function _quoteTimestamp($value) - { - return $this->_quoteText($value); - } - - // }}} - // {{{ _quoteTime() - - /** - * Convert a text value into a DBMS specific format that is suitable to - * compose query statements. - * - * @param string $value text string value that is intended to be converted. - * @return string text string that represents the given argument value in - * a DBMS specific format. - * @access protected - */ - function _quoteTime($value) - { - return $this->_quoteText("0001-01-01 $value"); - } - - // }}} - // {{{ _quoteFloat() - - /** - * Convert a text value into a DBMS specific format that is suitable to - * compose query statements. - * - * @param string $value text string value that is intended to be converted. - * @return string text string that represents the given argument value in - * a DBMS specific format. - * @access protected - */ - function _quoteFloat($value) - { - return (float)$value; - } - - // }}} - // {{{ _quoteDecimal() - - /** - * Convert a text value into a DBMS specific format that is suitable to - * compose query statements. - * - * @param string $value text string value that is intended to be converted. - * @return string text string that represents the given argument value in - * a DBMS specific format. - * @access protected - */ - function _quoteDecimal($value) - { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - return $db->escape($value); - } - - // }}} - // {{{ writeLOBToFile() - - /** - * retrieve LOB from the database - * - * @param resource $lob stream handle - * @param string $file name of the file into which the LOb should be fetched - * @return mixed MDB2_OK on success, a MDB2 error on failure - * @access protected - */ - function writeLOBToFile($lob, $file) - { - $lob_data = stream_get_meta_data($lob); - $lob_index = $lob_data['wrapper_data']->lob_index; - if (!@$this->lobs[$lob_index]['value']->writelobtofile($file)) { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - return $db->raiseError(); - } - return MDB2_OK; - } - - // }}} - // {{{ _retrieveLOB() - - /** - * retrieve LOB from the database - * - * @param int $lob_index from the lob array - * @return mixed MDB2_OK on success, a MDB2 error on failure - * @access protected - */ - function _retrieveLOB(&$lob) - { - if (!array_key_exists('loaded', $lob)) { - if (!is_object($lob['ressource'])) { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - return $db->raiseError(MDB2_ERROR, null, null, - 'attemped to retrieve LOB from non existing or NULL column'); - } - $lob['value'] = $lob['ressource']->load(); - $lob['loaded'] = true; - } - return MDB2_OK; - } -} - -?>
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