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doctrine2/lib/Doctrine/ORM/Persisters/ManyToManyPersister.php

129 lines
4.0 KiB
PHP

<?php
/*
* $Id$
*
* 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.doctrine-project.org>.
*/
namespace Doctrine\ORM\Persisters;
use Doctrine\ORM\PersistentCollection;
/**
* Persister for many-to-many collections.
*
* @author Roman Borschel <roman@code-factory.org>
* @since 2.0
*/
class ManyToManyPersister extends AbstractCollectionPersister
{
/**
* {@inheritdoc}
*
* @override
*/
protected function _getDeleteRowSql(PersistentCollection $coll)
{
$mapping = $coll->getMapping();
$joinTable = $mapping->getJoinTable();
$columns = $mapping->getJoinTableColumns();
return 'DELETE FROM ' . $joinTable['name'] . ' WHERE ' . implode(' = ? AND ', $columns) . ' = ?';
}
/**
* {@inheritdoc}
*
* @override
*/
protected function _getDeleteRowSqlParameters(PersistentCollection $coll, $element)
{
$params = array_merge(
$this->_uow->getEntityIdentifier($coll->getOwner()),
$this->_uow->getEntityIdentifier($element)
);
//var_dump($params);
return $params;
}
/**
* {@inheritdoc}
*
* @override
*/
protected function _getUpdateRowSql(PersistentCollection $coll)
{}
/**
* {@inheritdoc}
*
* @override
*/
protected function _getInsertRowSql(PersistentCollection $coll)
{
$mapping = $coll->getMapping();
$joinTable = $mapping->getJoinTable();
$columns = $mapping->getJoinTableColumns();
return 'INSERT INTO ' . $joinTable['name'] . ' (' . implode(', ', $columns) . ')'
. ' VALUES (' . implode(', ', array_fill(0, count($columns), '?')) . ')';
}
/**
* {@inheritdoc}
*
* @override
*/
protected function _getInsertRowSqlParameters(PersistentCollection $coll, $element)
{
// FIXME: This is still problematic for composite keys because we silently
// rely on a specific ordering of the columns.
$params = array_merge(
$this->_uow->getEntityIdentifier($coll->getOwner()),
$this->_uow->getEntityIdentifier($element)
);
//var_dump($params);
return $params;
}
/**
* {@inheritdoc}
*
* @override
*/
protected function _getDeleteSql(PersistentCollection $coll)
{
$mapping = $coll->getMapping();
$joinTable = $mapping->getJoinTable();
$whereClause = '';
foreach ($mapping->getSourceToRelationKeyColumns() as $relationColumn) {
if ($whereClause !== '') $whereClause .= ' AND ';
$whereClause .= "$relationColumn = ?";
}
return 'DELETE FROM ' . $joinTable['name'] . ' WHERE ' . $whereClause;
}
/**
* {@inheritdoc}
*
* @override
*/
protected function _getDeleteSqlParameters(PersistentCollection $coll)
{
//FIXME: This is still problematic for composite keys because we silently
// rely on a specific ordering of the columns.
return $this->_uow->getEntityIdentifier($coll->getOwner());
}
}