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<?php
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/*
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* $Id: Self.php 1434 2007-05-22 15:57:17Z zYne $
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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_Association_Self
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*
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* @package Doctrine
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* @subpackage Relation
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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: 1434 $
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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*/
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class Doctrine_Relation_Nest extends Doctrine_Relation_Association
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{
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public function fetchRelatedFor(Doctrine_Record $record)
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{
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$id = $record->getIncremented();
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if (empty($id) || ! $this->definition['table']->getAttribute(Doctrine_Core::ATTR_LOAD_REFERENCES)) {
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return Doctrine_Collection::create($this->getTable());
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} else {
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$q = new Doctrine_RawSql($this->getTable()->getConnection());
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$formatter = $q->getConnection()->formatter;
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$assocTable = $this->getAssociationFactory()->getTableName();
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$tableName = $record->getTable()->getTableName();
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$identifierColumnNames = $record->getTable()->getIdentifierColumnNames();
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$identifier = $formatter->quoteIdentifier(array_pop($identifierColumnNames));
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$sub = 'SELECT ' . $formatter->quoteIdentifier($this->getForeignRefColumnName())
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. ' FROM ' . $formatter->quoteIdentifier($assocTable)
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. ' WHERE ' . $formatter->quoteIdentifier($this->getLocalRefColumnName())
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. ' = ?';
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$condition[] = $formatter->quoteIdentifier($tableName) . '.' . $identifier . ' IN (' . $sub . ')';
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$joinCondition[] = $formatter->quoteIdentifier($tableName) . '.' . $identifier . ' = ' . $formatter->quoteIdentifier($assocTable) . '.' . $formatter->quoteIdentifier($this->getForeignRefColumnName());
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if ($this->definition['equal']) {
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$sub2 = 'SELECT ' . $formatter->quoteIdentifier($this->getLocalRefColumnName())
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. ' FROM ' . $formatter->quoteIdentifier($assocTable)
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. ' WHERE ' . $formatter->quoteIdentifier($this->getForeignRefColumnName())
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. ' = ?';
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$condition[] = $formatter->quoteIdentifier($tableName) . '.' . $identifier . ' IN (' . $sub2 . ')';
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$joinCondition[] = $formatter->quoteIdentifier($tableName) . '.' . $identifier . ' = ' . $formatter->quoteIdentifier($assocTable) . '.' . $formatter->quoteIdentifier($this->getLocalRefColumnName());
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}
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$q->select('{'.$tableName.'.*}, {'.$assocTable.'.*}')
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->from($formatter->quoteIdentifier($tableName) . ' INNER JOIN ' . $formatter->quoteIdentifier($assocTable) . ' ON ' . implode(' OR ', $joinCondition))
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->where(implode(' OR ', $condition));
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if ($orderBy = $this->getOrderByStatement($tableName, true)) {
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$q->addOrderBy($orderBy);
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} else {
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$q->addOrderBy($formatter->quoteIdentifier($tableName) . '.' . $identifier . ' ASC');
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}
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$q->addComponent($tableName, $this->getClass());
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$path = $this->getClass(). '.' . $this->getAssociationFactory()->getComponentName();
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if ($this->definition['refClassRelationAlias']) {
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$path = $this->getClass(). '.' . $this->definition['refClassRelationAlias'];
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}
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$q->addComponent($assocTable, $path);
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$params = ($this->definition['equal']) ? array($id, $id) : array($id);
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$res = $q->execute($params);
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return $res;
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}
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}
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}
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