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<?php
/*
* $Id: RecordDriver.php 10831 2013-05-29 19:32:17Z btowles $
*
* 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>.
*/
/**
* Builds result sets in to the object graph using Doctrine_Record instances
*
* @package Doctrine
* @subpackage Hydrate
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.doctrine-project.org
* @since 1.0
* @version $Revision$
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @author Roman Borschel <roman@code-factory.org>
* @author Jonathan H. Wage <jonwage@gmail.com>
*/
class Doctrine_Hydrator_RecordDriver extends Doctrine_Hydrator_Graph
{
protected $_collections = array();
private $_initializedRelations = array();
public function getElementCollection($component)
{
$coll = Doctrine_Collection::create($component);
$this->_collections[] = $coll;
return $coll;
}
public function initRelated(&$record, $name, $keyColumn = null)
{
if ( ! isset($this->_initializedRelations[$record->getOid()][$name])) {
$relation = $record->getTable()->getRelation($name);
$coll = Doctrine_Collection::create($relation->getTable()->getComponentName(), $keyColumn);
$coll->setReference($record, $relation);
$record[$name] = $coll;
$this->_initializedRelations[$record->getOid()][$name] = true;
}
return true;
}
public function registerCollection($coll)
{
$this->_collections[] = $coll;
}
public function getNullPointer()
{
return self::$_null;
}
public function getElement(array $data, $component)
{
$component = $this->_getClassNameToReturn($data, $component);
$this->_tables[$component]->setData($data);
$record = $this->_tables[$component]->getRecord();
return $record;
}
public function getLastKey(&$coll)
{
$coll->end();
return $coll->key();
}
/**
* sets the last element of given data array / collection
* as previous element
*
* @param boolean|integer $index
* @return void
* @todo Detailed documentation
*/
public function setLastElement(&$prev, &$coll, $index, $dqlAlias, $oneToOne)
{
if ($coll === self::$_null) {
unset($prev[$dqlAlias]); // Ticket #1228
return;
}
if ($index !== false) {
// Link element at $index to previous element for the component
// identified by the DQL alias $alias
$prev[$dqlAlias] = $coll[$index];
return;
}
if (count($coll) > 0) {
$prev[$dqlAlias] = $coll->getLast();
}
}
public function flush()
{
// take snapshots from all initialized collections
foreach ($this->_collections as $key => $coll) {
$coll->takeSnapshot();
}
$this->_initializedRelations = null;
$this->_collections = null;
$this->_tables = null;
}
}