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doctrine2/lib/Doctrine/Relation/Nest.php

143 lines
6.0 KiB
PHP

<?php
/*
* $Id: Self.php 1434 2007-05-22 15:57:17Z zYne $
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.com>.
*/
Doctrine::autoload('Doctrine_Relation_Association');
/**
* Doctrine_Relation_Association_Self
*
* @package Doctrine
* @subpackage Relation
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.phpdoctrine.com
* @since 1.0
* @version $Revision: 1434 $
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
*/
class Doctrine_Relation_Nest extends Doctrine_Relation_Association
{
/**
* getRelationDql
*
* @param integer $count
* @return string
*/
public function getRelationDql($count, $context = 'record')
{
switch ($context) {
case 'record':
$sub = 'SELECT '.$this->definition['foreign']
. ' FROM '.$this->definition['refTable']->getTableName()
. ' WHERE '.$this->definition['local']
. ' = ?';
$sub2 = 'SELECT '.$this->definition['local']
. ' FROM '.$this->definition['refTable']->getTableName()
. ' WHERE '.$this->definition['foreign']
. ' = ?';
$dql = 'FROM ' . $this->definition['table']->getComponentName()
. '.' . $this->definition['refTable']->getComponentName()
. ' WHERE ' . $this->definition['table']->getComponentName()
. '.' . $this->definition['table']->getIdentifier()
. ' IN (' . $sub . ')'
. ' || ' . $this->definition['table']->getComponentName()
. '.' . $this->definition['table']->getIdentifier()
. ' IN (' . $sub2 . ')';
break;
case 'collection':
$sub = substr(str_repeat('?, ', $count),0,-2);
$dql = 'FROM '.$this->definition['refTable']->getComponentName()
. '.' . $this->definition['table']->getComponentName()
. ' WHERE '.$this->definition['refTable']->getComponentName()
. '.' . $this->definition['local'] . ' IN (' . $sub . ')';
};
return $dql;
}
/**
public function fetchRelatedFor(Doctrine_Record $record)
{
$id = $record->getIncremented();
if (empty($id) || ! $this->definition['table']->getAttribute(Doctrine::ATTR_LOAD_REFERENCES)) {
return new Doctrine_Collection($this->getTable());
} else {
$q = new Doctrine_Query();
$c = $this->getTable()->getComponentName();
$a = substr($c, 0, 1);
$c2 = $this->getAssociationTable()->getComponentName();
$a2 = substr($c2, 0, 1);
$q->from($c)
->innerJoin($c . '.' . $c2)
$sub = 'SELECT ' . $this->getForeign()
. ' FROM ' . $c2
. ' WHERE ' . $this->getLocal()
. ' = ?';
}
}
*/
public function fetchRelatedFor(Doctrine_Record $record)
{
$id = $record->getIncremented();
if (empty($id) || ! $this->definition['table']->getAttribute(Doctrine::ATTR_LOAD_REFERENCES)) {
return new Doctrine_Collection($this->getTable());
} else {
$q = new Doctrine_RawSql();
$assocTable = $this->getAssociationFactory()->getTableName();
$tableName = $record->getTable()->getTableName();
$identifier = $record->getTable()->getIdentifier();
$sub = 'SELECT ' . $this->getForeign()
. ' FROM ' . $assocTable
. ' WHERE ' . $this->getLocal()
. ' = ?';
$condition[] = $tableName . '.' . $identifier . ' IN (' . $sub . ')';
$joinCondition[] = $tableName . '.' . $identifier . ' = ' . $assocTable . '.' . $this->getForeign();
if ($this->definition['equal']) {
$sub2 = 'SELECT ' . $this->getLocal()
. ' FROM ' . $assocTable
. ' WHERE ' . $this->getForeign()
. ' = ?';
$condition[] = $tableName . '.' . $identifier . ' IN (' . $sub2 . ')';
$joinCondition[] = $tableName . '.' . $identifier . ' = ' . $assocTable . '.' . $this->getLocal();
}
$q->select('{'.$tableName.'.*}, {'.$assocTable.'.*}')
->from($tableName . ' INNER JOIN ' . $assocTable . ' ON ' . implode(' OR ', $joinCondition))
->where(implode(' OR ', $condition));
$q->addComponent($tableName, $record->getTable()->getComponentName());
$q->addComponent($assocTable, $record->getTable()->getComponentName(). '.' . $this->getAssociationFactory()->getComponentName());
$params = ($this->definition['equal']) ? array($id, $id) : array($id);
return $q->execute($params);
}
}
}