plugins/password/password.php

   1 <?php
   2
   3 /*
   4  +-------------------------------------------------------------------------+
   5  | Password Plugin for Roundcube                                           |
   6  | Version 1.3.1                                                           |
   7  |                                                                         |
   8  | Copyright (C) 2009, RoundCube Dev.                                      |
   9  |                                                                         |
  10  | This program is free software; you can redistribute it and/or modify    |
  11  | it under the terms of the GNU General Public License version 2          |
  12  | as published by the Free Software Foundation.                           |
  13  |                                                                         |
  14  | This program is distributed in the hope that it will be useful,         |
  15  | but WITHOUT ANY WARRANTY; without even the implied warranty of          |
  16  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           |
  17  | GNU General Public License for more details.                            |
  18  |                                                                         |
  19  | You should have received a copy of the GNU General Public License along |
  20  | with this program; if not, write to the Free Software Foundation, Inc., |
  21  | 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.             |
  22  |                                                                         |
  23  +-------------------------------------------------------------------------+
  24  | Author: Aleksander Machniak <alec@alec.pl>                              |
  25  +-------------------------------------------------------------------------+
  26
  27  $Id: index.php 2645 2009-06-15 07:01:36Z alec $
  28
  29 */
  30
  31 define('PASSWORD_CRYPT_ERROR', 1);
  32 define('PASSWORD_ERROR', 2);
  33 define('PASSWORD_CONNECT_ERROR', 3);
  34 define('PASSWORD_SUCCESS', 0);
  35
  36 /**
  37  * Change password plugin
  38  *
  39  * Plugin that adds functionality to change a users password.
  40  * It provides common functionality and user interface and supports
  41  * several backends to finally update the password.
  42  *
  43  * For installation and configuration instructions please read the README file.
  44  *
  45  * @version 1.3.1
  46  * @author Aleksander Machniak
  47  */
  48 class password extends rcube_plugin
  49 {
  50   public $task = 'settings';
  51
  52   function init()
  53   {
  54     $rcmail = rcmail::get_instance();
  55     // add Tab label
  56     $rcmail->output->add_label('password');
  57     $this->register_action('plugin.password', array($this, 'password_init'));
  58     $this->register_action('plugin.password-save', array($this, 'password_save'));
  59     $this->include_script('password.js');
  60   }
  61
  62   function password_init()
  63   {
  64     $this->add_texts('localization/');
  65     $this->register_handler('plugin.body', array($this, 'password_form'));
  66
  67     $rcmail = rcmail::get_instance();
  68     $rcmail->output->set_pagetitle($this->gettext('changepasswd'));
  69     $rcmail->output->send('plugin');
  70   }
  71
  72   function password_save()
  73   {
  74     $rcmail = rcmail::get_instance();
  75     $this->load_config();
  76
  77     $this->add_texts('localization/');
  78     $this->register_handler('plugin.body', array($this, 'password_form'));
  79     $rcmail->output->set_pagetitle($this->gettext('changepasswd'));
  80
  81     $confirm = $rcmail->config->get('password_confirm_current');
  82     $required_length = intval($rcmail->config->get('password_minimum_length'));
  83     $check_strength = $rcmail->config->get('password_require_nonalpha');
  84
  85     if (($confirm && !isset($_POST['_curpasswd'])) || !isset($_POST['_newpasswd'])) {
  86       $rcmail->output->command('display_message', $this->gettext('nopassword'), 'error');
  87     }
  88     else {
  89
  90       $curpwd = get_input_value('_curpasswd', RCUBE_INPUT_POST);
  91       $newpwd = get_input_value('_newpasswd', RCUBE_INPUT_POST);
  92       $conpwd = get_input_value('_confpasswd', RCUBE_INPUT_POST);
  93
  94       if ($conpwd != $newpwd) {
  95         $rcmail->output->command('display_message', $this->gettext('passwordinconsistency'), 'error');
  96       }
  97       else if ($confirm && $rcmail->decrypt($_SESSION['password']) != $curpwd) {
  98         $rcmail->output->command('display_message', $this->gettext('passwordincorrect'), 'error');
  99       }
 100       else if ($required_length && strlen($newpwd) < $required_length) {
 101         $rcmail->output->command('display_message', $this->gettext(
 102           array('name' => 'passwordshort', 'vars' => array('length' => $required_length))), 'error');
 103       }
 104       else if ($check_strength && (!preg_match("/[0-9]/", $newpwd) || !preg_match("/[^A-Za-z0-9]/", $newpwd))) {
 105         $rcmail->output->command('display_message', $this->gettext('passwordweak'), 'error');
 106       }
 107       else if (!($res = $this->_save($curpwd,$newpwd))) {
 108         $rcmail->output->command('display_message', $this->gettext('successfullysaved'), 'confirmation');
 109         $_SESSION['password'] = $rcmail->encrypt($newpwd);
 110       }
 111       else
 112         $rcmail->output->command('display_message', $res, 'error');
 113     }
 114
 115     rcmail_overwrite_action('plugin.password');
 116     $rcmail->output->send('plugin');
 117   }
 118
 119   function password_form()
 120   {
 121     $rcmail = rcmail::get_instance();
 122     $this->load_config();
 123
 124     // add some labels to client
 125     $rcmail->output->add_label(
 126       'password.nopassword',
 127       'password.nocurpassword',
 128       'password.passwordinconsistency'
 129     );
 130
 131     $rcmail->output->set_env('product_name', $rcmail->config->get('product_name'));
 132
 133     $table = new html_table(array('cols' => 2));
 134
 135     if ($rcmail->config->get('password_confirm_current')) {
 136       // show current password selection
 137       $field_id = 'curpasswd';
 138       $input_curpasswd = new html_passwordfield(array('name' => '_curpasswd', 'id' => $field_id,
 139         'size' => 20, 'autocomplete' => 'off'));
 140
 141       $table->add('title', html::label($field_id, Q($this->gettext('curpasswd'))));
 142       $table->add(null, $input_curpasswd->show());
 143     }
 144
 145     // show new password selection
 146     $field_id = 'newpasswd';
 147     $input_newpasswd = new html_passwordfield(array('name' => '_newpasswd', 'id' => $field_id,
 148       'size' => 20, 'autocomplete' => 'off'));
 149
 150     $table->add('title', html::label($field_id, Q($this->gettext('newpasswd'))));
 151     $table->add(null, $input_newpasswd->show());
 152
 153     // show confirm password selection
 154     $field_id = 'confpasswd';
 155     $input_confpasswd = new html_passwordfield(array('name' => '_confpasswd', 'id' => $field_id,
 156       'size' => 20, 'autocomplete' => 'off'));
 157
 158     $table->add('title', html::label($field_id, Q($this->gettext('confpasswd'))));
 159     $table->add(null, $input_confpasswd->show());
 160
 161     $out = html::div(array('class' => 'settingsbox', 'style' => 'margin:0'),
 162       html::div(array('id' => 'prefs-title', 'class' => 'boxtitle'), $this->gettext('changepasswd')) .
 163       html::div(array('class' => 'boxcontent'), $table->show() .
 164         html::p(null,
 165           $rcmail->output->button(array(
 166             'command' => 'plugin.password-save',
 167             'type' => 'input',
 168             'class' => 'button mainaction',
 169             'label' => 'save'
 170         )))
 171       )
 172     );
 173
 174     $rcmail->output->add_gui_object('passform', 'password-form');
 175
 176     return $rcmail->output->form_tag(array(
 177       'id' => 'password-form',
 178       'name' => 'password-form',
 179       'method' => 'post',
 180       'action' => './?_task=settings&_action=plugin.password-save',
 181       ), $out);
 182   }
 183
 184   private function _save($curpass, $passwd)
 185   {
 186     $config = rcmail::get_instance()->config;
 187     $driver = $this->home.'/drivers/'.$config->get('password_driver', 'sql').'.php';
 188
 189     if (!is_readable($driver)) {
 190       raise_error(array(
 191         'code' => 600,
 192         'type' => 'php',
 193         'file' => __FILE__,
 194         'message' => "Password plugin: Unable to open driver file $driver"
 195         ), true, false);
 196       return $this->gettext('internalerror');
 197     }
 198
 199     include($driver);
 200
 201     if (!function_exists('password_save')) {
 202       raise_error(array(
 203         'code' => 600,
 204         'type' => 'php',
 205         'file' => __FILE__,
 206         'message' => "Password plugin: Broken driver: $driver"
 207         ), true, false);
 208       return $this->gettext('internalerror');
 209     }
 210
 211     $result = password_save($curpass, $passwd);
 212
 213     switch ($result) {
 214       case PASSWORD_SUCCESS:
 215         return;
 216       case PASSWORD_CRYPT_ERROR;
 217         return $this->gettext('crypterror');
 218       case PASSWORD_CONNECT_ERROR;
 219         return $this->gettext('connecterror');
 220       case PASSWORD_ERROR:
 221       default:
 222         return $this->gettext('internalerror');
 223     }
 224   }
 225
 226 }
 227
 228 ?>