includes/libs/replacers/Replacer.php

   1 <?php
   2 /**
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  * http://www.gnu.org/copyleft/gpl.html
  17  *
  18  * @file
  19  */
  20
  21 /**
  22  * Base class for "replacers", objects used in preg_replace_callback() and
  23  * StringUtils::delimiterReplaceCallback()
  24  */
  25 abstract class Replacer {
  26         /**
  27          * @return array
  28          */
  29         public function cb() {
  30                 return array( &$this, 'replace' );
  31         }
  32
  33         /**
  34          * @param array $matches
  35          * @return string
  36          */
  37         abstract public function replace( array $matches );
  38 }