00001 <?php 00002 /*************************************************************************** 00003 * Copyright (C) 2007 by Anton E. Lebedevich * 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 00019 final class CompressWhitespaceFilter extends BaseFilter 00020 { 00024 public static function me() 00025 { 00026 return Singleton::getInstance(__CLASS__); 00027 } 00028 00029 public function apply($value) 00030 { 00031 return preg_replace('/[ \t]+/', ' ', $value); 00032 } 00033 } 00034 ?>