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<?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.doctrine-project.org>.
*/
/**
* Doctrine_Relation_Association_Self
*
* @package Doctrine
* @subpackage Relation
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.doctrine-project.org
* @since 1.0
* @version $Revision: 1434 $
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
*/
class Doctrine_Relation_Nest extends Doctrine_Relation_Association
{
public function fetchRelatedFor(Doctrine_Record $record)
{
$id = $record->getIncremented();
if (empty($id) || ! $this->definition['table']->getAttribute(Doctrine_Core::ATTR_LOAD_REFERENCES)) {
return Doctrine_Collection::create($this->getTable());
} else {
$q = new Doctrine_RawSql($this->getTable()->getConnection());
$formatter = $q->getConnection()->formatter;
$assocTable = $this->getAssociationFactory()->getTableName();
$tableName = $record->getTable()->getTableName();
$identifierColumnNames = $record->getTable()->getIdentifierColumnNames();
$identifier = $formatter->quoteIdentifier(array_pop($identifierColumnNames));
$sub = 'SELECT ' . $formatter->quoteIdentifier($this->getForeignRefColumnName())
. ' FROM ' . $formatter->quoteIdentifier($assocTable)
. ' WHERE ' . $formatter->quoteIdentifier($this->getLocalRefColumnName())
. ' = ?';
$condition[] = $formatter->quoteIdentifier($tableName) . '.' . $identifier . ' IN (' . $sub . ')';
$joinCondition[] = $formatter->quoteIdentifier($tableName) . '.' . $identifier . ' = ' . $formatter->quoteIdentifier($assocTable) . '.' . $formatter->quoteIdentifier($this->getForeignRefColumnName());
if ($this->definition['equal']) {
$sub2 = 'SELECT ' . $formatter->quoteIdentifier($this->getLocalRefColumnName())
. ' FROM ' . $formatter->quoteIdentifier($assocTable)
. ' WHERE ' . $formatter->quoteIdentifier($this->getForeignRefColumnName())
. ' = ?';
$condition[] = $formatter->quoteIdentifier($tableName) . '.' . $identifier . ' IN (' . $sub2 . ')';
$joinCondition[] = $formatter->quoteIdentifier($tableName) . '.' . $identifier . ' = ' . $formatter->quoteIdentifier($assocTable) . '.' . $formatter->quoteIdentifier($this->getLocalRefColumnName());
}
$q->select('{'.$tableName.'.*}, {'.$assocTable.'.*}')
->from($formatter->quoteIdentifier($tableName) . ' INNER JOIN ' . $formatter->quoteIdentifier($assocTable) . ' ON ' . implode(' OR ', $joinCondition))
->where(implode(' OR ', $condition));
if ($orderBy = $this->getOrderByStatement($tableName, true)) {
$q->addOrderBy($orderBy);
} else {
$q->addOrderBy($formatter->quoteIdentifier($tableName) . '.' . $identifier . ' ASC');
}
$q->addComponent($tableName, $this->getClass());
$path = $this->getClass(). '.' . $this->getAssociationFactory()->getComponentName();
if ($this->definition['refClassRelationAlias']) {
$path = $this->getClass(). '.' . $this->definition['refClassRelationAlias'];
}
$q->addComponent($assocTable, $path);
$params = ($this->definition['equal']) ? array($id, $id) : array($id);
$res = $q->execute($params);
return $res;
}
}
}
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