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   1  <?php
   2  /**
   3   * Implements the MWOldPassword class for the MediaWiki software.
   4   *
   5   * This program is free software; you can redistribute it and/or modify
   6   * it under the terms of the GNU General Public License as published by
   7   * the Free Software Foundation; either version 2 of the License, or
   8   * (at your option) any later version.
   9   *
  10   * This program is distributed in the hope that it will be useful,
  11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13   * GNU General Public License for more details.
  14   *
  15   * You should have received a copy of the GNU General Public License along
  16   * with this program; if not, write to the Free Software Foundation, Inc.,
  17   * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18   * http://www.gnu.org/copyleft/gpl.html
  19   *
  20   * @file
  21   */
  22  
  23  /**
  24   * The old style of MediaWiki password hashing. It involves
  25   * running MD5 on the password.
  26   *
  27   * @since 1.24
  28   */
  29  class MWOldPassword extends ParameterizedPassword {
  30  	protected function getDefaultParams() {
  31          return array();
  32      }
  33  
  34  	protected function getDelimiter() {
  35          return ':';
  36      }
  37  
  38  	public function crypt( $plaintext ) {
  39          global $wgPasswordSalt;
  40  
  41          if ( $wgPasswordSalt && count( $this->args ) === 1 ) {
  42              $this->hash = md5( $this->args[0] . '-' . md5( $plaintext ) );
  43          } else {
  44              $this->args = array();
  45              $this->hash = md5( $plaintext );
  46          }
  47      }
  48  }