ClassProjection.class.php

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00001 <?php
00002 /***************************************************************************
00003  *   Copyright (C) 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: ClassProjection.class.php 4687 2007-12-09 18:57:18Z voxus $ */
00012 
00016     class ClassProjection implements ObjectProjection
00017     {
00018         protected $className    = null;
00019         
00023         public static function create($class)
00024         {
00025             return new self($class);
00026         }
00027         
00028         public function __construct($class)
00029         {
00030             Assert::isTrue(
00031                 ClassUtils::isInstanceOf($class, 'Prototyped')
00032             );
00033             
00034             if (is_object($class))
00035                 $this->className = get_class($class);
00036             else
00037                 $this->className = $class;
00038         }
00039         
00043         public function process(Criteria $criteria, JoinCapableQuery $query)
00044         {
00045             $dao = call_user_func(array($this->className, 'dao'));
00046             
00047             foreach ($dao->getFields() as $field)
00048                 $this->subProcess($query, $field);
00049             
00050             return $query;
00051         }
00052         
00053         /* void */ protected function subProcess(JoinCapableQuery $query, $field)
00054         {
00055             $query->get($field);
00056         }
00057     }
00058 ?>

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