DateRangeDisplayFilter.class.php

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00001 <?php
00002 /***************************************************************************
00003  *   Copyright (C) 2007 by Igor V. Gulyaev                                 *
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 
00015     final class DateRangeDisplayFilter extends BaseFilter
00016     {
00020         public static function me()
00021         {
00022             return Singleton::getInstance('DateRangeDisplayFilter');
00023         }
00024         
00025         public function apply($value)
00026         {
00027             $result = null;
00028             
00029             if ($value instanceof DateRange) {
00030                 if ($value->getStart())
00031                     $result = $value->getStart()->toDate('.');
00032                 
00033                 $result .= ' - ';
00034                 
00035                 if ($value->getEnd())
00036                     $result .= $value->getEnd()->toDate('.');
00037                 
00038                 return $result;
00039             } else {
00040                 return $value;
00041             }
00042         }
00043     }
00044 ?>