actions/password.php

   1 <?php
   2 /*
   3  * Laconica - a distributed open-source microblogging tool
   4  * Copyright (C) 2008, Controlez-Vous, Inc.
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU Affero General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Affero General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Affero General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 if (!defined('LACONICA')) { exit(1); }
  21
  22 require_once(INSTALLDIR.'/lib/settingsaction.php');
  23
  24 class PasswordAction extends SettingsAction {
  25
  26         function get_instructions() {
  27                 return _('You can change your password here. Choose a good one!');
  28         }
  29
  30         function show_form($msg=NULL, $success=false) {
  31                 $user = common_current_user();
  32                 $this->form_header(_('Change password'), $msg, $success);
  33                 $token = common_session_token();
  34                 common_element_start('form', array('method' => 'post',
  35                                                                                    'id' => 'password',
  36                                                                                    'action' =>
  37                                                                                    common_local_url('password')));
  38                 common_hidden('token', $token);
  39                 # Users who logged in with OpenID won't have a pwd
  40                 if ($user->password) {
  41                         common_password('oldpassword', _('Old password'));
  42                 }
  43                 common_password('newpassword', _('New password'),
  44                                                 _('6 or more characters'));
  45                 common_password('confirm', _('Confirm'),
  46                                                 _('same as password above'));
  47                 common_submit('submit', _('Change'));
  48                 common_element_end('form');
  49                 common_show_footer();
  50         }
  51
  52         function handle_post() {
  53
  54                 $user = common_current_user();
  55                 assert(!is_null($user)); # should already be checked
  56
  57                 # FIXME: scrub input
  58
  59                 $newpassword = $this->arg('newpassword');
  60                 $confirm = $this->arg('confirm');
  61                 $token = $this->arg('token');
  62
  63                 if (!$token || $token != common_session_token()) {
  64                         $this->show_form(_('There was a problem with your session token. Try again, please.'));
  65                         return;
  66                 } else if (0 != strcmp($newpassword, $confirm)) {
  67                         $this->show_form(_('Passwords don\'t match.'));
  68                         return;
  69                 }
  70
  71                 if ($user->password) {
  72                         $oldpassword = $this->arg('oldpassword');
  73
  74                         if (!common_check_user($user->nickname, $oldpassword)) {
  75                                 $this->show_form(_('Incorrect old password'));
  76                                 return;
  77                         }
  78                 }
  79
  80                 $original = clone($user);
  81
  82                 $user->password = common_munge_password($newpassword, $user->id);
  83
  84                 $val = $user->validate();
  85                 if ($val !== TRUE) {
  86                         $this->show_form(_('Error saving user; invalid.'));
  87                         return;
  88                 }
  89
  90                 if (!$user->update($original)) {
  91                         common_server_error(_('Can\'t save new password.'));
  92                         return;
  93                 }
  94
  95                 $this->show_form(_('Password saved.'), true);
  96         }
  97 }