forked from GNUsocial/gnu-social
		
	
		
			
	
	
		
			622 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
		
		
			
		
	
	
			622 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| 
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								<?php
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								// +----------------------------------------------------------------------+
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								// | PHP versions 4 and 5                                                 |
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								// +----------------------------------------------------------------------+
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								// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox,                 |
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								// | Stig. S. Bakken, Lukas Smith, Frank M. Kromann, Lorenzo Alberton     |
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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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								// | Authors: Lukas Smith <smith@pooteeweet.org>                          |
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								// |          Lorenzo Alberton <l.alberton@quipo.it>                      |
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								// +----------------------------------------------------------------------+
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								//
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								// $Id$
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								//
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								require_once 'MDB2/Driver/Reverse/Common.php';
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								/**
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								 * MDB2 Oracle driver for the schema reverse engineering module
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								 *
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								 * @package MDB2
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								 * @category Database
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								 * @author  Lukas Smith <smith@dybnet.de>
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								 */
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								class MDB2_Driver_Reverse_oci8 extends MDB2_Driver_Reverse_Common
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								{
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								    // {{{ getTableFieldDefinition()
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								    /**
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								     * Get the structure of a field into an array
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								     *
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								     * @param string $table_name name of table that should be used in method
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								     * @param string $field_name name of field that should be used in method
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								     * @return mixed data array on success, a MDB2 error on failure
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								     * @access public
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								     */
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								    function getTableFieldDefinition($table_name, $field_name)
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								    {
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								        $db = $this->getDBInstance();
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								        if (MDB2::isError($db)) {
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								            return $db;
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								        }
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								        $result = $db->loadModule('Datatype', null, true);
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								        if (MDB2::isError($result)) {
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								            return $result;
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								        }
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								        list($owner, $table) = $this->splitTableSchema($table_name);
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								        if (empty($owner)) {
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								            $owner = $db->dsn['username'];
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								        }
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								        $query = 'SELECT column_name name,
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								                         data_type "type",
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								                         nullable,
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								                         data_default "default",
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								                         COALESCE(data_precision, data_length) "length",
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								                         data_scale "scale"
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								                    FROM all_tab_columns
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								                   WHERE (table_name=? OR table_name=?)
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								                     AND (owner=? OR owner=?)
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								                     AND (column_name=? OR column_name=?)
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								                ORDER BY column_id';
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								        $stmt = $db->prepare($query);
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								        if (MDB2::isError($stmt)) {
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								            return $stmt;
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								        }
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								        $args = array(
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								            $table,
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								            strtoupper($table),
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								            $owner,
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								            strtoupper($owner),
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								            $field_name,
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								            strtoupper($field_name)
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								        );
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								        $result = $stmt->execute($args);
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								        if (MDB2::isError($result)) {
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								            return $result;
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								        }
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								        $column = $result->fetchRow(MDB2_FETCHMODE_ASSOC);
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								        if (MDB2::isError($column)) {
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								            return $column;
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								        }
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								        $stmt->free();
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								        $result->free();
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								        if (empty($column)) {
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								            return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
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								                $field_name . ' is not a column in table ' . $table_name, __FUNCTION__);
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								        }
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								        $column = array_change_key_case($column, CASE_LOWER);
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								        if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
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								            if ($db->options['field_case'] == CASE_LOWER) {
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								                $column['name'] = strtolower($column['name']);
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								            } else {
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								                $column['name'] = strtoupper($column['name']);
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								            }
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								        }
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								        $mapped_datatype = $db->datatype->mapNativeDatatype($column);
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								        if (MDB2::isError($mapped_datatype)) {
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								            return $mapped_datatype;
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								        }
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								        list($types, $length, $unsigned, $fixed) = $mapped_datatype;
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								        $notnull = false;
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								        if (!empty($column['nullable']) && $column['nullable'] == 'N') {
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								            $notnull = true;
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								        }
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								        $default = false;
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								        if (array_key_exists('default', $column)) {
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								            $default = $column['default'];
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								            if ($default === 'NULL') {
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								                $default = null;
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								            }
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								            if ((null === $default) && $notnull) {
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								                $default = '';
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								            }
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								        }
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								        $definition[0] = array('notnull' => $notnull, 'nativetype' => $column['type']);
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								        if (null !== $length) {
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								            $definition[0]['length'] = $length;
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								        }
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								        if (null !== $unsigned) {
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								            $definition[0]['unsigned'] = $unsigned;
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								        }
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								        if (null !== $fixed) {
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								            $definition[0]['fixed'] = $fixed;
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								        }
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								        if ($default !== false) {
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								            $definition[0]['default'] = $default;
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								        }
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								        foreach ($types as $key => $type) {
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								            $definition[$key] = $definition[0];
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								            if ($type == 'clob' || $type == 'blob') {
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								                unset($definition[$key]['default']);
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								            }
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								            $definition[$key]['type'] = $type;
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								            $definition[$key]['mdb2type'] = $type;
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								        }
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								        if ($type == 'integer') {
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								            $query= "SELECT trigger_body
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								                       FROM all_triggers
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								                      WHERE table_name=?
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								                        AND triggering_event='INSERT'
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								                        AND trigger_type='BEFORE EACH ROW'";
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											// ^^ pretty reasonable mimic for "auto_increment" in oracle?
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											$stmt = $db->prepare($query);
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								            if (MDB2::isError($stmt)) {
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								                return $stmt;
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								            }
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											$result = $stmt->execute(strtoupper($table));
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									        if (MDB2::isError($result)) {
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									            return $result;
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									        }
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									        while ($triggerstr = $result->fetchOne()) {
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									           	if (preg_match('/.*SELECT\W+(.+)\.nextval +into +\:NEW\.'.$field_name.' +FROM +dual/im', $triggerstr, $matches)) {
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													$definition[0]['autoincrement'] = $matches[1];
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								                }
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								            }
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									        $stmt->free();
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									        $result->free();
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								        }
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								        return $definition;
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								    }
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								    // }}}
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								    // {{{ getTableIndexDefinition()
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								    /**
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								     * Get the structure of an index into an array
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								     *
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								     * @param string $table_name name of table that should be used in method
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								     * @param string $index_name name of index that should be used in method
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								     * @return mixed data array on success, a MDB2 error on failure
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								     * @access public
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								     */
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								    function getTableIndexDefinition($table_name, $index_name)
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								    {
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								        $db = $this->getDBInstance();
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								        if (MDB2::isError($db)) {
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								            return $db;
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								        }
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								        list($owner, $table) = $this->splitTableSchema($table_name);
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								        if (empty($owner)) {
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								            $owner = $db->dsn['username'];
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								        }
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								        $query = "SELECT aic.column_name,
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								                         aic.column_position,
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								                         aic.descend,
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								                         aic.table_owner,
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								                         alc.constraint_type
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								                    FROM all_ind_columns aic
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								               LEFT JOIN all_constraints alc
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								                      ON aic.index_name = alc.constraint_name
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								                     AND aic.table_name = alc.table_name
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								                     AND aic.table_owner = alc.owner
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								                   WHERE (aic.table_name=? OR aic.table_name=?)
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								                     AND (aic.index_name=? OR aic.index_name=?)
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								                     AND (aic.table_owner=? OR aic.table_owner=?)
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								                ORDER BY column_position";
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								        $stmt = $db->prepare($query);
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								        if (MDB2::isError($stmt)) {
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								            return $stmt;
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								        }
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								        $indexnames = array_unique(array($db->getIndexName($index_name), $index_name));
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								        $i = 0;
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								        $row = null;
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								        while ((null === $row) && array_key_exists($i, $indexnames)) {
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								            $args = array(
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								                $table,
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								                strtoupper($table),
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								                $indexnames[$i],
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								                strtoupper($indexnames[$i]),
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								                $owner,
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								                strtoupper($owner)
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								            );
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								        	$result = $stmt->execute($args);
							 | 
						||
| 
								 | 
							
								        	if (MDB2::isError($result)) {
							 | 
						||
| 
								 | 
							
								                return $result;
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								        	$row = $result->fetchRow(MDB2_FETCHMODE_ASSOC);
							 | 
						||
| 
								 | 
							
								        	if (MDB2::isError($row)) {
							 | 
						||
| 
								 | 
							
								                return $row;
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								        	$i++;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        if (null === $row) {
							 | 
						||
| 
								 | 
							
								            return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
							 | 
						||
| 
								 | 
							
								                $index_name. ' is not an index on table '. $table_name, __FUNCTION__);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        if ($row['constraint_type'] == 'U' || $row['constraint_type'] == 'P') {
							 | 
						||
| 
								 | 
							
								            return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
							 | 
						||
| 
								 | 
							
								                $index_name. ' is a constraint, not an index on table '. $table_name, __FUNCTION__);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $definition = array();
							 | 
						||
| 
								 | 
							
								        while (null !== $row) {
							 | 
						||
| 
								 | 
							
								            $row = array_change_key_case($row, CASE_LOWER);
							 | 
						||
| 
								 | 
							
								            $column_name = $row['column_name'];
							 | 
						||
| 
								 | 
							
								            if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
							 | 
						||
| 
								 | 
							
								                if ($db->options['field_case'] == CASE_LOWER) {
							 | 
						||
| 
								 | 
							
								                    $column_name = strtolower($column_name);
							 | 
						||
| 
								 | 
							
								                } else {
							 | 
						||
| 
								 | 
							
								                    $column_name = strtoupper($column_name);
							 | 
						||
| 
								 | 
							
								                }
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								            $definition['fields'][$column_name] = array(
							 | 
						||
| 
								 | 
							
								                'position' => (int)$row['column_position'],
							 | 
						||
| 
								 | 
							
								            );
							 | 
						||
| 
								 | 
							
								            if (!empty($row['descend'])) {
							 | 
						||
| 
								 | 
							
								                $definition['fields'][$column_name]['sorting'] =
							 | 
						||
| 
								 | 
							
								                    ($row['descend'] == 'ASC' ? 'ascending' : 'descending');
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								            $row = $result->fetchRow(MDB2_FETCHMODE_ASSOC);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        $result->free();
							 | 
						||
| 
								 | 
							
								        if (empty($definition['fields'])) {
							 | 
						||
| 
								 | 
							
								            return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
							 | 
						||
| 
								 | 
							
								                $index_name. ' is not an index on table '. $table_name, __FUNCTION__);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        return $definition;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // }}}
							 | 
						||
| 
								 | 
							
								    // {{{ getTableConstraintDefinition()
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Get the structure of a constraint into an array
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param string $table_name      name of table that should be used in method
							 | 
						||
| 
								 | 
							
								     * @param string $constraint_name name of constraint that should be used in method
							 | 
						||
| 
								 | 
							
								     * @return mixed data array on success, a MDB2 error on failure
							 | 
						||
| 
								 | 
							
								     * @access public
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    function getTableConstraintDefinition($table_name, $constraint_name)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        $db = $this->getDBInstance();
							 | 
						||
| 
								 | 
							
								        if (MDB2::isError($db)) {
							 | 
						||
| 
								 | 
							
								            return $db;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        
							 | 
						||
| 
								 | 
							
								        list($owner, $table) = $this->splitTableSchema($table_name);
							 | 
						||
| 
								 | 
							
								        if (empty($owner)) {
							 | 
						||
| 
								 | 
							
								            $owner = $db->dsn['username'];
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        
							 | 
						||
| 
								 | 
							
								        $query = 'SELECT alc.constraint_name,
							 | 
						||
| 
								 | 
							
								                         CASE alc.constraint_type WHEN \'P\' THEN 1 ELSE 0 END "primary",
							 | 
						||
| 
								 | 
							
								                         CASE alc.constraint_type WHEN \'R\' THEN 1 ELSE 0 END "foreign",
							 | 
						||
| 
								 | 
							
								                         CASE alc.constraint_type WHEN \'U\' THEN 1 ELSE 0 END "unique",
							 | 
						||
| 
								 | 
							
								                         CASE alc.constraint_type WHEN \'C\' THEN 1 ELSE 0 END "check",
							 | 
						||
| 
								 | 
							
								                         alc.DELETE_RULE "ondelete",
							 | 
						||
| 
								 | 
							
								                         \'NO ACTION\' "onupdate",
							 | 
						||
| 
								 | 
							
								                         \'SIMPLE\' "match",
							 | 
						||
| 
								 | 
							
								                         CASE alc.deferrable WHEN \'NOT DEFERRABLE\' THEN 0 ELSE 1 END "deferrable",
							 | 
						||
| 
								 | 
							
								                         CASE alc.deferred WHEN \'IMMEDIATE\' THEN 0 ELSE 1 END "initiallydeferred",
							 | 
						||
| 
								 | 
							
								                         alc.search_condition,
							 | 
						||
| 
								 | 
							
								                         alc.table_name,
							 | 
						||
| 
								 | 
							
								                         cols.column_name,
							 | 
						||
| 
								 | 
							
								                         cols.position,
							 | 
						||
| 
								 | 
							
								                         r_alc.table_name "references_table",
							 | 
						||
| 
								 | 
							
								                         r_cols.column_name "references_field",
							 | 
						||
| 
								 | 
							
								                         r_cols.position "references_field_position"
							 | 
						||
| 
								 | 
							
								                    FROM all_cons_columns cols
							 | 
						||
| 
								 | 
							
								               LEFT JOIN all_constraints alc
							 | 
						||
| 
								 | 
							
								                      ON alc.constraint_name = cols.constraint_name
							 | 
						||
| 
								 | 
							
								                     AND alc.owner = cols.owner
							 | 
						||
| 
								 | 
							
								               LEFT JOIN all_constraints r_alc
							 | 
						||
| 
								 | 
							
								                      ON alc.r_constraint_name = r_alc.constraint_name
							 | 
						||
| 
								 | 
							
								                     AND alc.r_owner = r_alc.owner
							 | 
						||
| 
								 | 
							
								               LEFT JOIN all_cons_columns r_cols
							 | 
						||
| 
								 | 
							
								                      ON r_alc.constraint_name = r_cols.constraint_name
							 | 
						||
| 
								 | 
							
								                     AND r_alc.owner = r_cols.owner
							 | 
						||
| 
								 | 
							
								                     AND cols.position = r_cols.position
							 | 
						||
| 
								 | 
							
								                   WHERE (alc.constraint_name=? OR alc.constraint_name=?)
							 | 
						||
| 
								 | 
							
								                     AND alc.constraint_name = cols.constraint_name
							 | 
						||
| 
								 | 
							
								                     AND (alc.owner=? OR alc.owner=?)';
							 | 
						||
| 
								 | 
							
								        $tablenames = array();
							 | 
						||
| 
								 | 
							
								        if (!empty($table)) {
							 | 
						||
| 
								 | 
							
								            $query.= ' AND (alc.table_name=? OR alc.table_name=?)';
							 | 
						||
| 
								 | 
							
								            $tablenames = array($table, strtoupper($table));
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        $stmt = $db->prepare($query);
							 | 
						||
| 
								 | 
							
								        if (MDB2::isError($stmt)) {
							 | 
						||
| 
								 | 
							
								            return $stmt;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        
							 | 
						||
| 
								 | 
							
								        $constraintnames = array_unique(array($db->getIndexName($constraint_name), $constraint_name));
							 | 
						||
| 
								 | 
							
								        $c = 0;
							 | 
						||
| 
								 | 
							
								        $row = null;
							 | 
						||
| 
								 | 
							
								        while ((null === $row) && array_key_exists($c, $constraintnames)) {
							 | 
						||
| 
								 | 
							
								            $args = array(
							 | 
						||
| 
								 | 
							
								                $constraintnames[$c],
							 | 
						||
| 
								 | 
							
								                strtoupper($constraintnames[$c]),
							 | 
						||
| 
								 | 
							
								                $owner,
							 | 
						||
| 
								 | 
							
								                strtoupper($owner)
							 | 
						||
| 
								 | 
							
								            );
							 | 
						||
| 
								 | 
							
								            if (!empty($table)) {
							 | 
						||
| 
								 | 
							
								                $args = array_merge($args, $tablenames);
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								            $result = $stmt->execute($args);
							 | 
						||
| 
								 | 
							
								            if (MDB2::isError($result)) {
							 | 
						||
| 
								 | 
							
								                return $result;
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								            $row = $result->fetchRow(MDB2_FETCHMODE_ASSOC);
							 | 
						||
| 
								 | 
							
								            if (MDB2::isError($row)) {
							 | 
						||
| 
								 | 
							
								                return $row;
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								            $c++;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $definition = array(
							 | 
						||
| 
								 | 
							
								            'primary' => (boolean)$row['primary'],
							 | 
						||
| 
								 | 
							
								            'unique'  => (boolean)$row['unique'],
							 | 
						||
| 
								 | 
							
								            'foreign' => (boolean)$row['foreign'],
							 | 
						||
| 
								 | 
							
								            'check'   => (boolean)$row['check'],
							 | 
						||
| 
								 | 
							
								            'deferrable' => (boolean)$row['deferrable'],
							 | 
						||
| 
								 | 
							
								            'initiallydeferred' => (boolean)$row['initiallydeferred'],
							 | 
						||
| 
								 | 
							
								            'ondelete' => $row['ondelete'],
							 | 
						||
| 
								 | 
							
								            'onupdate' => $row['onupdate'],
							 | 
						||
| 
								 | 
							
								            'match'    => $row['match'],
							 | 
						||
| 
								 | 
							
								        );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if ($definition['check']) {
							 | 
						||
| 
								 | 
							
								            // pattern match constraint for check constraint values into enum-style output:
							 | 
						||
| 
								 | 
							
											$enumregex = '/'.$row['column_name'].' in \((.+?)\)/i';
							 | 
						||
| 
								 | 
							
											if (preg_match($enumregex, $row['search_condition'], $rangestr)) {
							 | 
						||
| 
								 | 
							
												$definition['fields'][$column_name] = array();
							 | 
						||
| 
								 | 
							
												$allowed = explode(',', $rangestr[1]);
							 | 
						||
| 
								 | 
							
												foreach ($allowed as $val) {
							 | 
						||
| 
								 | 
							
													$val = trim($val);
							 | 
						||
| 
								 | 
							
													$val = preg_replace('/^\'/', '', $val);
							 | 
						||
| 
								 | 
							
													$val = preg_replace('/\'$/', '', $val);
							 | 
						||
| 
								 | 
							
													array_push($definition['fields'][$column_name], $val);
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								        
							 | 
						||
| 
								 | 
							
								        while (null !== $row) {
							 | 
						||
| 
								 | 
							
								            $row = array_change_key_case($row, CASE_LOWER);
							 | 
						||
| 
								 | 
							
								            $column_name = $row['column_name'];
							 | 
						||
| 
								 | 
							
								            if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
							 | 
						||
| 
								 | 
							
								                if ($db->options['field_case'] == CASE_LOWER) {
							 | 
						||
| 
								 | 
							
								                    $column_name = strtolower($column_name);
							 | 
						||
| 
								 | 
							
								                } else {
							 | 
						||
| 
								 | 
							
								                    $column_name = strtoupper($column_name);
							 | 
						||
| 
								 | 
							
								                }
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								            $definition['fields'][$column_name] = array(
							 | 
						||
| 
								 | 
							
								                'position' => (int)$row['position']
							 | 
						||
| 
								 | 
							
								            );
							 | 
						||
| 
								 | 
							
								            if ($row['foreign']) {
							 | 
						||
| 
								 | 
							
								                $ref_column_name = $row['references_field'];
							 | 
						||
| 
								 | 
							
								                $ref_table_name  = $row['references_table'];
							 | 
						||
| 
								 | 
							
								                if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
							 | 
						||
| 
								 | 
							
								                    if ($db->options['field_case'] == CASE_LOWER) {
							 | 
						||
| 
								 | 
							
								                        $ref_column_name = strtolower($ref_column_name);
							 | 
						||
| 
								 | 
							
								                        $ref_table_name  = strtolower($ref_table_name);
							 | 
						||
| 
								 | 
							
								                    } else {
							 | 
						||
| 
								 | 
							
								                        $ref_column_name = strtoupper($ref_column_name);
							 | 
						||
| 
								 | 
							
								                        $ref_table_name  = strtoupper($ref_table_name);
							 | 
						||
| 
								 | 
							
								                    }
							 | 
						||
| 
								 | 
							
								                }
							 | 
						||
| 
								 | 
							
								                $definition['references']['table'] = $ref_table_name;
							 | 
						||
| 
								 | 
							
								                $definition['references']['fields'][$ref_column_name] = array(
							 | 
						||
| 
								 | 
							
								                    'position' => (int)$row['references_field_position']
							 | 
						||
| 
								 | 
							
								                );
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								            $lastrow = $row;
							 | 
						||
| 
								 | 
							
								            $row = $result->fetchRow(MDB2_FETCHMODE_ASSOC);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        $result->free();
							 | 
						||
| 
								 | 
							
								        if (empty($definition['fields'])) {
							 | 
						||
| 
								 | 
							
								            return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
							 | 
						||
| 
								 | 
							
								                $constraint_name . ' is not a constraint on table '. $table_name, __FUNCTION__);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        return $definition;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // }}}
							 | 
						||
| 
								 | 
							
								    // {{{ getSequenceDefinition()
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Get the structure of a sequence into an array
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param string    $sequence   name of sequence that should be used in method
							 | 
						||
| 
								 | 
							
								     * @return mixed data array on success, a MDB2 error on failure
							 | 
						||
| 
								 | 
							
								     * @access public
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    function getSequenceDefinition($sequence)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        $db = $this->getDBInstance();
							 | 
						||
| 
								 | 
							
								        if (MDB2::isError($db)) {
							 | 
						||
| 
								 | 
							
								            return $db;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $sequence_name = $db->getSequenceName($sequence);
							 | 
						||
| 
								 | 
							
								        $query = 'SELECT last_number FROM user_sequences';
							 | 
						||
| 
								 | 
							
								        $query.= ' WHERE sequence_name='.$db->quote($sequence_name, 'text');
							 | 
						||
| 
								 | 
							
								        $query.= '    OR sequence_name='.$db->quote(strtoupper($sequence_name), 'text');
							 | 
						||
| 
								 | 
							
								        $start = $db->queryOne($query, 'integer');
							 | 
						||
| 
								 | 
							
								        if (MDB2::isError($start)) {
							 | 
						||
| 
								 | 
							
								            return $start;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        $definition = array();
							 | 
						||
| 
								 | 
							
								        if ($start != 1) {
							 | 
						||
| 
								 | 
							
								            $definition = array('start' => $start);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        return $definition;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // }}}
							 | 
						||
| 
								 | 
							
								    // {{{ getTriggerDefinition()
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Get the structure of a trigger into an array
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * EXPERIMENTAL
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * WARNING: this function is experimental and may change the returned value
							 | 
						||
| 
								 | 
							
								     * at any time until labelled as non-experimental
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param string    $trigger    name of trigger that should be used in method
							 | 
						||
| 
								 | 
							
								     * @return mixed data array on success, a MDB2 error on failure
							 | 
						||
| 
								 | 
							
								     * @access public
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    function getTriggerDefinition($trigger)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        $db = $this->getDBInstance();
							 | 
						||
| 
								 | 
							
								        if (MDB2::isError($db)) {
							 | 
						||
| 
								 | 
							
								            return $db;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $query = 'SELECT trigger_name,
							 | 
						||
| 
								 | 
							
								                         table_name,
							 | 
						||
| 
								 | 
							
								                         trigger_body,
							 | 
						||
| 
								 | 
							
								                         trigger_type,
							 | 
						||
| 
								 | 
							
								                         triggering_event trigger_event,
							 | 
						||
| 
								 | 
							
								                         description trigger_comment,
							 | 
						||
| 
								 | 
							
								                         1 trigger_enabled,
							 | 
						||
| 
								 | 
							
								                         when_clause
							 | 
						||
| 
								 | 
							
								                    FROM user_triggers
							 | 
						||
| 
								 | 
							
								                   WHERE trigger_name = \''. strtoupper($trigger).'\'';
							 | 
						||
| 
								 | 
							
								        $types = array(
							 | 
						||
| 
								 | 
							
								            'trigger_name'    => 'text',
							 | 
						||
| 
								 | 
							
								            'table_name'      => 'text',
							 | 
						||
| 
								 | 
							
								            'trigger_body'    => 'text',
							 | 
						||
| 
								 | 
							
								            'trigger_type'    => 'text',
							 | 
						||
| 
								 | 
							
								            'trigger_event'   => 'text',
							 | 
						||
| 
								 | 
							
								            'trigger_comment' => 'text',
							 | 
						||
| 
								 | 
							
								            'trigger_enabled' => 'boolean',
							 | 
						||
| 
								 | 
							
								            'when_clause'     => 'text',
							 | 
						||
| 
								 | 
							
								        );
							 | 
						||
| 
								 | 
							
								        $result = $db->queryRow($query, $types, MDB2_FETCHMODE_ASSOC);
							 | 
						||
| 
								 | 
							
								        if (MDB2::isError($result)) {
							 | 
						||
| 
								 | 
							
								            return $result;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        if (!empty($result['trigger_type'])) {
							 | 
						||
| 
								 | 
							
								            //$result['trigger_type'] = array_shift(explode(' ', $result['trigger_type']));
							 | 
						||
| 
								 | 
							
								            $result['trigger_type'] = preg_replace('/(\S+).*/', '\\1', $result['trigger_type']);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        return $result;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // }}}
							 | 
						||
| 
								 | 
							
								    // {{{ tableInfo()
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    /**
							 | 
						||
| 
								 | 
							
								     * Returns information about a table or a result set
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * NOTE: only supports 'table' and 'flags' if <var>$result</var>
							 | 
						||
| 
								 | 
							
								     * is a table name.
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * NOTE: flags won't contain index information.
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @param object|string  $result  MDB2_result object from a query or a
							 | 
						||
| 
								 | 
							
								     *                                 string containing the name of a table.
							 | 
						||
| 
								 | 
							
								     *                                 While this also accepts a query result
							 | 
						||
| 
								 | 
							
								     *                                 resource identifier, this behavior is
							 | 
						||
| 
								 | 
							
								     *                                 deprecated.
							 | 
						||
| 
								 | 
							
								     * @param int            $mode    a valid tableInfo mode
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @return array  an associative array with the information requested.
							 | 
						||
| 
								 | 
							
								     *                 A MDB2_Error object on failure.
							 | 
						||
| 
								 | 
							
								     *
							 | 
						||
| 
								 | 
							
								     * @see MDB2_Driver_Common::tableInfo()
							 | 
						||
| 
								 | 
							
								     */
							 | 
						||
| 
								 | 
							
								    function tableInfo($result, $mode = null)
							 | 
						||
| 
								 | 
							
								    {
							 | 
						||
| 
								 | 
							
								        if (is_string($result)) {
							 | 
						||
| 
								 | 
							
								           return parent::tableInfo($result, $mode);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $db = $this->getDBInstance();
							 | 
						||
| 
								 | 
							
								        if (MDB2::isError($db)) {
							 | 
						||
| 
								 | 
							
								            return $db;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $resource = MDB2::isResultCommon($result) ? $result->getResource() : $result;
							 | 
						||
| 
								 | 
							
								        if (!is_resource($resource)) {
							 | 
						||
| 
								 | 
							
								            return $db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
							 | 
						||
| 
								 | 
							
								                'Could not generate result resource', __FUNCTION__);
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
							 | 
						||
| 
								 | 
							
								            if ($db->options['field_case'] == CASE_LOWER) {
							 | 
						||
| 
								 | 
							
								                $case_func = 'strtolower';
							 | 
						||
| 
								 | 
							
								            } else {
							 | 
						||
| 
								 | 
							
								                $case_func = 'strtoupper';
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								        } else {
							 | 
						||
| 
								 | 
							
								            $case_func = 'strval';
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $count = @OCINumCols($resource);
							 | 
						||
| 
								 | 
							
								        $res = array();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        if ($mode) {
							 | 
						||
| 
								 | 
							
								            $res['num_fields'] = $count;
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								        $db->loadModule('Datatype', null, true);
							 | 
						||
| 
								 | 
							
								        for ($i = 0; $i < $count; $i++) {
							 | 
						||
| 
								 | 
							
								            $column = array(
							 | 
						||
| 
								 | 
							
								                'table'  => '',
							 | 
						||
| 
								 | 
							
								                'name'   => $case_func(@OCIColumnName($resource, $i+1)),
							 | 
						||
| 
								 | 
							
								                'type'   => @OCIColumnType($resource, $i+1),
							 | 
						||
| 
								 | 
							
								                'length' => @OCIColumnSize($resource, $i+1),
							 | 
						||
| 
								 | 
							
								                'flags'  => '',
							 | 
						||
| 
								 | 
							
								            );
							 | 
						||
| 
								 | 
							
								            $res[$i] = $column;
							 | 
						||
| 
								 | 
							
								            $res[$i]['mdb2type'] = $db->datatype->mapNativeDatatype($res[$i]);
							 | 
						||
| 
								 | 
							
								            if ($mode & MDB2_TABLEINFO_ORDER) {
							 | 
						||
| 
								 | 
							
								                $res['order'][$res[$i]['name']] = $i;
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								            if ($mode & MDB2_TABLEINFO_ORDERTABLE) {
							 | 
						||
| 
								 | 
							
								                $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i;
							 | 
						||
| 
								 | 
							
								            }
							 | 
						||
| 
								 | 
							
								        }
							 | 
						||
| 
								 | 
							
								        return $res;
							 | 
						||
| 
								 | 
							
								    }
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								?>
							 |