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<?php
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/*
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* $Id: LocalKey.php 7490 2010-03-29 19:53:27Z jwage $
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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 FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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/**
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* Doctrine_Relation_LocalKey
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* This class represents a local key relation
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*
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* @package Doctrine
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* @subpackage Relation
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @link www.doctrine-project.org
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* @since 1.0
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* @version $Revision: 7490 $
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*/
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class Doctrine_Relation_LocalKey extends Doctrine_Relation
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{
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/**
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* fetchRelatedFor
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*
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* fetches a component related to given record
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*
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* @param Doctrine_Record $record
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* @return Doctrine_Record|Doctrine_Collection
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*/
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public function fetchRelatedFor(Doctrine_Record $record)
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{
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$localFieldName = $record->getTable()->getFieldName($this->definition['local']);
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$id = $record->get($localFieldName);
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if (is_null($id) || ! $this->definition['table']->getAttribute(Doctrine_Core::ATTR_LOAD_REFERENCES)) {
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$related = $this->getTable()->create();
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// Ticket #1131 Patch.
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if ( ! is_null($id)) {
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$related->assignIdentifier($id);
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$related->state(Doctrine_Record::STATE_PROXY);
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}
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} else {
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$dql = 'FROM ' . $this->getTable()->getComponentName()
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. ' WHERE ' . $this->getCondition() . $this->getOrderBy(null, false);
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$related = $this->getTable()
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->getConnection()
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->query($dql, array($id))
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->getFirst();
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if ( ! $related || empty($related)) {
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$related = $this->getTable()->create();
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}
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}
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$record->set($localFieldName, $id, false);
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return $related;
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}
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/**
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* getCondition
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*
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* @param string $alias
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*/
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public function getCondition($alias = null)
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{
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if ( ! $alias) {
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$alias = $this->getTable()->getComponentName();
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}
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return $alias . '.' . $this->definition['foreign'] . ' = ?';
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}
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}
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