00001 <?php 00002 /*************************************************************************** 00003 * Copyright (C) 2006-2007 by Konstantin V. Arkhipov * 00004 * * 00005 * This program is free software; you can redistribute it and/or modify * 00006 * it under the terms of the GNU Lesser General Public License as * 00007 * published by the Free Software Foundation; either version 3 of the * 00008 * License, or (at your option) any later version. * 00009 * * 00010 ***************************************************************************/ 00011 /* $Id: AggregateProjection.class.php 4687 2007-12-09 18:57:18Z voxus $ */ 00012 00016 abstract class AggregateProjection extends BaseProjection 00017 { 00018 abstract public function getFunctionName(); 00019 00023 public function process(Criteria $criteria, JoinCapableQuery $query) 00024 { 00025 Assert::isFalse(!$this->property); 00026 00027 return 00028 $query-> 00029 get( 00030 SQLFunction::create( 00031 $this->getFunctionName(), 00032 $criteria->getDao()->guessAtom($this->property, $query) 00033 )-> 00034 setAlias($this->alias) 00035 ); 00036 } 00037 } 00038 ?>