includes/password/InvalidPassword.php

   1 <?php
   2 /**
   3  * Implements the InvalidPassword 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  * Represents an invalid password hash. It is represented as the empty string (i.e.,
  25  * a password hash with no type).
  26  *
  27  * No two invalid passwords are equal. Comparing anything to an invalid password will
  28  * return false.
  29  *
  30  * @since 1.24
  31  */
  32 class InvalidPassword extends Password {
  33         public function crypt( $plaintext ) {
  34         }
  35
  36         public function toString() {
  37                 return '';
  38         }
  39
  40         public function equals( $other ) {
  41                 return false;
  42         }
  43
  44         public function needsUpdate() {
  45                 return false;
  46         }
  47 }