<?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.phpdoctrine.com>.
 */

/**
 * Doctrine_Hydrate_Record 
 * defines a record fetching strategy for Doctrine_Hydrate
 *
 * @package     Doctrine
 * @license     http://www.opensource.org/licenses/lgpl-license.php LGPL
 * @category    Object Relational Mapping
 * @link        www.phpdoctrine.com
 * @since       1.0
 * @version     $Revision$
 * @author      Konsta Vesterinen <kvesteri@cc.hut.fi>
 */
class Doctrine_Hydrate_Record
{
    protected $_collections = array();
    
    protected $_records = array();

    public function getElementCollection($component)
    {
        $coll = new Doctrine_Collection($component);
        $this->_collections[] = $coll;

        return $coll;
    }
    public function registerCollection($coll)
    {

    	if ( ! is_object($coll)) {
    	   throw new Exception();
    	}
        $this->_collections[] = $coll;

    }
    public function getElement(array $data, $component)
    {
        $record = new $component();

        $record->hydrate($data);
        $this->_records[] = $record;

        return $record;
    }
    public function flush()
    {
        // take snapshots from all initialized collections
        foreach (array_unique($this->_collections) as $key => $coll) {
            $coll->takeSnapshot();
        }

        foreach ($this->_records as $record) {
            $record->state(Doctrine_Record::STATE_CLEAN);
        }

    }
}