<?php
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// +----------------------------------------------------------------------+
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// | PHP versions 4 and 5 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1998-2004 Manuel Lemos, Tomas V.V.Cox, |
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// | Stig. S. Bakken, Lukas Smith |
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// | All rights reserved. |
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// +----------------------------------------------------------------------+
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// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
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// | API as well as database abstraction for PHP applications. |
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// | This LICENSE is in the BSD license style. |
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// | |
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// | Redistribution and use in source and binary forms, with or without |
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// | modification, are permitted provided that the following conditions |
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// | are met: |
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// | |
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// | Redistributions of source code must retain the above copyright |
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// | notice, this list of conditions and the following disclaimer. |
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// | |
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// | Redistributions in binary form must reproduce the above copyright |
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// | notice, this list of conditions and the following disclaimer in the |
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// | documentation and/or other materials provided with the distribution. |
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// | |
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// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
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// | Lukas Smith nor the names of his contributors may be used to endorse |
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// | or promote products derived from this software without specific prior|
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// | written permission. |
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// | |
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// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
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// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
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// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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// | POSSIBILITY OF SUCH DAMAGE. |
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// +----------------------------------------------------------------------+
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// | Author: Paul Cooper <pgc@ucecom.com> |
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// +----------------------------------------------------------------------+
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//
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// $Id$
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require_once 'MDB2/Driver/Datatype/Common.php';
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/**
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* MDB2 PostGreSQL driver
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*
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* @package MDB2
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* @category Database
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* @author Paul Cooper <pgc@ucecom.com>
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*/
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class MDB2_Driver_Datatype_pgsql extends MDB2_Driver_Datatype_Common
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{
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// {{{ convertResult()
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/**
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* convert a value to a RDBMS independent MDB2 type
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*
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* @param mixed $value value to be converted
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* @param int $type constant that specifies which type to convert to
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* @return mixed converted value or a MDB2 error on failure
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* @access public
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*/
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function convertResult($value, $type)
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{
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if (is_null($value)) {
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return null;
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}
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switch ($type) {
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case 'boolean':
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return $value == 't';
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case 'float':
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return doubleval($value);
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case 'date':
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return $value;
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case 'time':
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return $value;
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case 'timestamp':
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return substr($value, 0, strlen('YYYY-MM-DD HH:MM:SS'));
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default:
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return $this->_baseConvertResult($value, $type);
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}
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}
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// }}}
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// {{{ getTypeDeclaration()
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/**
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* Obtain DBMS specific SQL code portion needed to declare an text type
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* field to be used in statements like CREATE TABLE.
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*
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* @param array $field associative array with the name of the properties
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* of the field being declared as array indexes. Currently, the types
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* of supported field properties are as follows:
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*
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* length
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* Integer value that determines the maximum length of the text
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* field. If this argument is missing the field should be
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* declared to have the longest length allowed by the DBMS.
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*
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* default
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* Text value to be used as default for this field.
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*
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* notnull
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* Boolean flag that indicates whether this field is constrained
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* to not be set to null.
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* @return string DBMS specific SQL code portion that should be used to
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* declare the specified field.
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* @access public
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*/
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function getTypeDeclaration($field)
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{
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$db =& $this->getDBInstance();
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if (PEAR::isError($db)) {
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return $db;
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}
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switch ($field['type']) {
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case 'text':
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return array_key_exists('length', $field) ? 'VARCHAR ('.$field['length'].')' : 'TEXT';
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case 'clob':
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return 'OID';
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case 'blob':
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return 'OID';
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case 'integer':
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if (array_key_exists('autoincrement', $field) && $field['autoincrement']) {
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return 'SERIAL PRIMARY KEY';
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}
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return 'INT';
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case 'boolean':
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return 'BOOLEAN';
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case 'date':
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return 'DATE';
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case 'time':
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return 'TIME without time zone';
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case 'timestamp':
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return 'TIMESTAMP without time zone';
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case 'float':
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return 'FLOAT8';
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case 'decimal':
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return 'NUMERIC(18, '.$db->options['decimal_places'].')';
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}
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}
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// }}}
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// {{{ _getIntegerDeclaration()
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/**
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* Obtain DBMS specific SQL code portion needed to declare an integer type
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* field to be used in statements like CREATE TABLE.
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*
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* @param string $name name the field to be declared.
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* @param array $field associative array with the name of the properties
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* of the field being declared as array indexes. Currently, the types
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* of supported field properties are as follows:
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*
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* unsigned
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* Boolean flag that indicates whether the field should be
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* declared as unsigned integer if possible.
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*
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* default
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* Integer value to be used as default for this field.
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*
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* notnull
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* Boolean flag that indicates whether this field is constrained
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* to not be set to null.
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* @return string DBMS specific SQL code portion that should be used to
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* declare the specified field.
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* @access protected
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*/
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function _getIntegerDeclaration($name, $field)
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{
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if (array_key_exists('unsigned', $field) && $field['unsigned']) {
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$db =& $this->getDBInstance();
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if (PEAR::isError($db)) {
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return $db;
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}
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$db->warnings[] = "unsigned integer field \"$name\" is being declared as signed integer";
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}
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if (array_key_exists('autoincrement', $field) && $field['autoincrement']) {
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return $name.' '.$this->getTypeDeclaration($field);
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}
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$default = array_key_exists('default', $field) ? ' DEFAULT '.
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$this->quote($field['default'], 'integer') : '';
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$notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : '';
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return $name.' '.$this->getTypeDeclaration($field).$default.$notnull;
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}
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// }}}
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// {{{ _getTextDeclaration()
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/**
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* Obtain DBMS specific SQL code portion needed to declare a text type
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* field to be used in statements like CREATE TABLE.
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*
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* @param string $name name the field to be declared.
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* @param array $field associative array with the name of the properties
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* of the field being declared as array indexes. Currently, the types
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* of supported field properties are as follows:
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*
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* length
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* Integer value that determines the maximum length of the text
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* field. If this argument is missing the field should be
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* declared to have the longest length allowed by the DBMS.
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*
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* default
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* Text value to be used as default for this field.
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*
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* notnull
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* Boolean flag that indicates whether this field is constrained
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* to not be set to null.
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* @return string DBMS specific SQL code portion that should be used to
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* declare the specified field.
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* @access protected
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*/
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function _getTextDeclaration($name, $field)
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{
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$default = array_key_exists('default', $field) ? ' DEFAULT '.
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$this->quote($field['default'], 'text') : '';
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$notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : '';
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return $name.' '.$this->getTypeDeclaration($field).$default.$notnull;
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}
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// }}}
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// {{{ _getCLOBDeclaration()
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/**
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* Obtain DBMS specific SQL code portion needed to declare a character
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* large object type field to be used in statements like CREATE TABLE.
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*
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* @param string $name name the field to be declared.
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* @param array $field associative array with the name of the properties
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* of the field being declared as array indexes. Currently, the types
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* of supported field properties are as follows:
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*
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* length
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* Integer value that determines the maximum length of the large
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* object field. If this argument is missing the field should be
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* declared to have the longest length allowed by the DBMS.
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*
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* notnull
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* Boolean flag that indicates whether this field is constrained
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* to not be set to null.
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* @return string DBMS specific SQL code portion that should be used to
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* declare the specified field.
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* @access protected
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*/
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function _getCLOBDeclaration($name, $field)
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{
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$notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : '';
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return $name.' '.$this->getTypeDeclaration($field).$notnull;
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}
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// }}}
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// {{{ _getBLOBDeclaration()
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/**
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* Obtain DBMS specific SQL code portion needed to declare a binary large
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* object type field to be used in statements like CREATE TABLE.
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*
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* @param string $name name the field to be declared.
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* @param array $field associative array with the name of the properties
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* of the field being declared as array indexes. Currently, the types
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* of supported field properties are as follows:
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*
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* length
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* Integer value that determines the maximum length of the large
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* object field. If this argument is missing the field should be
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* declared to have the longest length allowed by the DBMS.
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*
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* notnull
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* Boolean flag that indicates whether this field is constrained
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* to not be set to null.
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* @return string DBMS specific SQL code portion that should be used to
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* declare the specified field.
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* @access protected
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*/
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function _getBLOBDeclaration($name, $field)
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{
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$notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : '';
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return $name.' '.$this->getTypeDeclaration($field).$notnull;
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}
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// }}}
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// {{{ _getBooleanDeclaration()
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/**
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* Obtain DBMS specific SQL code portion needed to declare a boolean type
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* field to be used in statements like CREATE TABLE.
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*
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* @param string $name name the field to be declared.
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* @param array $field associative array with the name of the properties
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* of the field being declared as array indexes. Currently, the types
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* of supported field properties are as follows:
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*
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* default
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* Boolean value to be used as default for this field.
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*
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* notnullL
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* Boolean flag that indicates whether this field is constrained
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* to not be set to null.
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* @return string DBMS specific SQL code portion that should be used to
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* declare the specified field.
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* @access protected
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*/
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function _getBooleanDeclaration($name, $field)
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{
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$default = array_key_exists('default', $field) ? ' DEFAULT '.
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$this->quote($field['default'], 'boolean') : '';
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$notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : '';
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return $name.' '.$this->getTypeDeclaration($field).$default.$notnull;
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}
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// }}}
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// {{{ _getDateDeclaration()
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/**
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* Obtain DBMS specific SQL code portion needed to declare a date type
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* field to be used in statements like CREATE TABLE.
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*
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* @param string $name name the field to be declared.
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* @param array $field associative array with the name of the properties
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* of the field being declared as array indexes. Currently, the types
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* of supported field properties are as follows:
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*
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* default
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* Date value to be used as default for this field.
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*
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* notnull
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* Boolean flag that indicates whether this field is constrained
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* to not be set to null.
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* @return string DBMS specific SQL code portion that should be used to
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* declare the specified field.
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* @access protected
|
*/
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function _getDateDeclaration($name, $field)
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{
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$default = array_key_exists('default', $field) ? ' DEFAULT '.
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$this->quote($field['default'], 'date') : '';
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$notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : '';
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return $name.' '.$this->getTypeDeclaration($field).$default.$notnull;
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}
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// }}}
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// {{{ _getTimeDeclaration()
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/**
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* Obtain DBMS specific SQL code portion needed to declare a time
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* field to be used in statements like CREATE TABLE.
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*
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* @param string $name name the field to be declared.
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* @param array $field associative array with the name of the properties
|
* of the field being declared as array indexes. Currently, the types
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* of supported field properties are as follows:
|
*
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* default
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* Time value to be used as default for this field.
|
*
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* notnull
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* Boolean flag that indicates whether this field is constrained
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* to not be set to null.
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* @return string DBMS specific SQL code portion that should be used to
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* declare the specified field.
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* @access protected
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*/
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function _getTimeDeclaration($name, $field)
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{
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$default = array_key_exists('default', $field) ? ' DEFAULT '.
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$this->quote($field['default'], 'time') : '';
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$notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : '';
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return $name.' '.$this->getTypeDeclaration($field).$default.$notnull;
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}
|
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// }}}
|
// {{{ _getTimestampDeclaration()
|
|
/**
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* 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 $field associative array with the name of the properties
|
* of the field being declared as array indexes. Currently, the types
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* of supported field properties are as follows:
|
*
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* default
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* Timestamp value to be used as default for this field.
|
*
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* notnull
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* Boolean flag that indicates whether this field is constrained
|
* to not be set to null.
|
* @return string DBMS specific SQL code portion that should be used to
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* declare the specified field.
|
* @access protected
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*/
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function _getTimestampDeclaration($name, $field)
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{
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$default = array_key_exists('default', $field) ? ' DEFAULT '.
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$this->quote($field['default'], 'timestamp') : '';
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$notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : '';
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return $name.' '.$this->getTypeDeclaration($field).$default.$notnull;
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}
|
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// }}}
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// {{{ _getFloatDeclaration()
|
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/**
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* Obtain DBMS specific SQL code portion needed to declare a float type
|
* field to be used in statements like CREATE TABLE.
|
*
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* @param string $name name the field to be declared.
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* @param array $field associative array with the name of the properties
|
* of the field being declared as array indexes. Currently, the types
|
* of supported field properties are as follows:
|
*
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* default
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* Float value to be used as default for this field.
|
*
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* notnull
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* Boolean flag that indicates whether this field is constrained
|
* to not be set to null.
|
* @return string DBMS specific SQL code portion that should be used to
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* declare the specified field.
|
* @access protected
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*/
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function _getFloatDeclaration($name, $field)
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{
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$default = array_key_exists('default', $field) ? ' DEFAULT '.
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$this->quote($field['default'], 'float') : '';
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$notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : '';
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return $name.' '.$this->getTypeDeclaration($field).$default.$notnull;
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}
|
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// }}}
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// {{{ _getDecimalDeclaration()
|
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/**
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* 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 $field associative array with the name of the properties
|
* of the field being declared as array indexes. Currently, the types
|
* of supported field properties are as follows:
|
*
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* default
|
* Decimal value to be used as default for this field.
|
*
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* notnull
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* Boolean flag that indicates whether this field is constrained
|
* to not be set to null.
|
* @return string DBMS specific SQL code portion that should be used to
|
* declare the specified field.
|
* @access protected
|
*/
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function _getDecimalDeclaration($name, $field)
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{
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$db =& $this->getDBInstance();
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if (PEAR::isError($db)) {
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return $db;
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}
|
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$default = array_key_exists('default', $field) ? ' DEFAULT '.
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$this->quote($field['default'], 'float') : '';
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$notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : '';
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return $name.' '.$this->getTypeDeclaration($field).$default.$notnull;
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}
|
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// }}}
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// {{{ _quoteLOB()
|
|
/**
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* Convert a text value into a DBMS specific format that is suitable to
|
* compose query statements.
|
*
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* @param $value
|
* @return string text string that represents the given argument value in
|
* a DBMS specific format.
|
* @access protected
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*/
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function _quoteLOB($value)
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{
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$db =& $this->getDBInstance();
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if (PEAR::isError($db)) {
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return $db;
|
}
|
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$connect = $db->connect();
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if (PEAR::isError($connect)) {
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return $connect;
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}
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if (!$db->in_transaction && !@pg_query($db->connection, 'BEGIN')) {
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return $db->raiseError(MDB2_ERROR, null, null,
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'error starting transaction');
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}
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if (is_resource($value)) {
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$close = false;
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} elseif (preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) {
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$close = true;
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if ($match[1] == 'file://') {
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$value = $match[2];
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}
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// disabled use of pg_lo_import() for now with the following line
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$value = @fopen($value, 'r');
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} else {
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$close = true;
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$fp = @tmpfile();
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@fwrite($fp, $value);
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@rewind($fp);
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$value = $fp;
|
}
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$result = false;
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if (is_resource($value)) {
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if (($lo = @pg_lo_create($db->connection))) {
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if (($handle = @pg_lo_open($db->connection, $lo, 'w'))) {
|
while (!@feof($value)) {
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$data = @fread($value, $db->options['lob_buffer_length']);
|
if ($data === '') {
|
break;
|
}
|
if (!@pg_lo_write($handle, $data)) {
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$result = $db->raiseError();
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break;
|
}
|
}
|
if (!PEAR::isError($result)) {
|
$result = strval($lo);
|
}
|
@pg_lo_close($handle);
|
} else {
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$result = $db->raiseError();
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@pg_lo_unlink($db->connection, $lo);
|
}
|
}
|
if ($close) {
|
@fclose($value);
|
}
|
} else {
|
if (!@pg_lo_import($db->connection, $value)) {
|
$result = $db->raiseError();
|
}
|
}
|
if (!$db->in_transaction) {
|
if (PEAR::isError($result)) {
|
@pg_query($db->connection, 'ROLLBACK');
|
} else {
|
@pg_query($db->connection, 'COMMIT');
|
}
|
}
|
return $result;
|
}
|
|
// }}}
|
// {{{ _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 $this->_quoteLOB($value);
|
}
|
|
// }}}
|
// {{{ _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 $this->_quoteLOB($value);
|
}
|
|
// }}}
|
// {{{ _quoteBoolean()
|
|
/**
|
* Convert a text value into a DBMS specific format that is suitable to
|
* compose query statements.
|
*
|
* @param string $value text string value that is intended to be converted.
|
* @return string text string that represents the given argument value in
|
* a DBMS specific format.
|
* @access protected
|
*/
|
function _quoteBoolean($value)
|
{
|
return ($value ? "'t'" : "'f'");
|
}
|
|
// }}}
|
// {{{ _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)
|
{
|
$db =& $this->getDBInstance();
|
if (PEAR::isError($db)) {
|
return $db;
|
}
|
|
$lob_data = stream_get_meta_data($lob);
|
$lob_index = $lob_data['wrapper_data']->lob_index;
|
if (!pg_lo_export($db->connection, $this->lobs[$lob_index]['ressource'], $file)) {
|
return $db->raiseError();
|
}
|
return MDB2_OK;
|
}
|
|
// }}}
|
// {{{ _retrieveLOB()
|
|
/**
|
* retrieve LOB from the database
|
*
|
* @param resource $lob stream handle
|
* @return mixed MDB2_OK on success, a MDB2 error on failure
|
* @access protected
|
*/
|
function _retrieveLOB(&$lob)
|
{
|
if (!array_key_exists('handle', $lob)) {
|
$db =& $this->getDBInstance();
|
if (PEAR::isError($db)) {
|
return $db;
|
}
|
if (!$db->in_transaction) {
|
if (!@pg_query($db->connection, 'BEGIN')) {
|
return $db->raiseError();
|
}
|
$lob['in_transaction'] = true;
|
}
|
$lob['handle'] = @pg_lo_open($db->connection, $lob['ressource'], 'r');
|
if (!$lob['handle']) {
|
if (array_key_exists('in_transaction', $lob)) {
|
@pg_query($db->connection, 'END');
|
unset($lob['in_transaction']);
|
}
|
return $db->raiseError();
|
}
|
}
|
return MDB2_OK;
|
}
|
|
// }}}
|
// {{{ _readLOB()
|
|
/**
|
* Read data from large object input stream.
|
*
|
* @param resource $lob stream handle
|
* @param blob $data reference to a variable that will hold data to be
|
* read from the large object input stream
|
* @param int $length integer value that indicates the largest ammount of
|
* data to be read from the large object input stream.
|
* @return mixed length on success, a MDB2 error on failure
|
* @access protected
|
*/
|
function _readLOB($lob, $length)
|
{
|
$data = @pg_lo_read($lob['handle'], $length);
|
if (!is_string($data)) {
|
$db =& $this->getDBInstance();
|
if (PEAR::isError($db)) {
|
return $db;
|
}
|
|
return $db->raiseError();
|
}
|
return $data;
|
}
|
|
// }}}
|
// {{{ _destroyLOB()
|
|
/**
|
* Free any resources allocated during the lifetime of the large object
|
* handler object.
|
*
|
* @param int $lob_index from the lob array
|
* @access protected
|
*/
|
function _destroyLOB($lob_index)
|
{
|
if (isset($this->lobs[$lob_index]['handle'])) {
|
@pg_lo_close($this->lobs[$lob_index]['handle']);
|
unset($this->lobs[$lob_index]['handle']);
|
if (isset($this->lobs[$lob_index]['in_transaction'])) {
|
/*
|
for some reason this piece of code causes an apache crash
|
$db =& $this->getDBInstance();
|
if (PEAR::isError($db)) {
|
return $db;
|
}
|
|
@pg_query($db->connection, 'END');
|
*/
|
}
|
}
|
}
|
|
// }}}
|
// {{{ mapNativeDatatype()
|
|
/**
|
* Maps a native array description of a field to a MDB2 datatype and length
|
*
|
* @param array $field native field description
|
* @return array containing the various possible types and the length
|
* @access public
|
*/
|
function mapNativeDatatype($field)
|
{
|
$db_type = preg_replace('/\d/','', strtolower($field['typname']) );
|
$length = $field['attlen'];
|
if ($length == '-1') {
|
$length = $field['atttypmod']-4;
|
}
|
if ((int)$length <= 0) {
|
$length = null;
|
}
|
$type = array();
|
switch ($db_type) {
|
case 'int':
|
$type[] = 'integer';
|
if ($length == '1') {
|
$type[] = 'boolean';
|
}
|
break;
|
case 'bool':
|
$type[] = 'boolean';
|
$length = null;
|
break;
|
case 'text':
|
case 'char':
|
case 'varchar':
|
case 'bpchar':
|
$type[] = 'text';
|
if ($length == '1') {
|
$type[] = 'boolean';
|
} elseif (strstr($db_type, 'text'))
|
$type[] = 'clob';
|
break;
|
case 'date':
|
$type[] = 'date';
|
$length = null;
|
break;
|
case 'datetime':
|
case 'timestamp':
|
$type[] = 'timestamp';
|
$length = null;
|
break;
|
case 'time':
|
$type[] = 'time';
|
$length = null;
|
break;
|
case 'float':
|
case 'double':
|
case 'real':
|
$type[] = 'float';
|
break;
|
case 'decimal':
|
case 'money':
|
case 'numeric':
|
$type[] = 'decimal';
|
break;
|
case 'tinyblob':
|
case 'mediumblob':
|
case 'longblob':
|
case 'blob':
|
$type[] = 'blob';
|
$length = null;
|
break;
|
case 'oid':
|
$type[] = 'blob';
|
$type[] = 'clob';
|
$length = null;
|
break;
|
case 'year':
|
$type[] = 'integer';
|
$type[] = 'date';
|
$length = null;
|
break;
|
default:
|
$db =& $this->getDBInstance();
|
if (PEAR::isError($db)) {
|
return $db;
|
}
|
|
return $db->raiseError(MDB2_ERROR, null, null,
|
'getTableFieldDefinition: unknown database attribute type');
|
}
|
|
return array($type, $length);
|
}
|
|
// }}}
|
}
|
?>
|
