login/forgot_password_form.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle 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 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle 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
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 /**
  19  * Reset forgotten password form definition.
  20  *
  21  * @package    core
  22  * @subpackage auth
  23  * @copyright  2006 Petr Skoda {@link http://skodak.org}
  24  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  25  */
  26
  27 defined('MOODLE_INTERNAL') || die();
  28
  29 require_once $CFG->libdir.'/formslib.php';
  30
  31 class login_forgot_password_form extends moodleform {
  32
  33     function definition() {
  34         $mform    = $this->_form;
  35
  36         $mform->addElement('header', '', get_string('searchbyusername'), '');
  37
  38         $mform->addElement('text', 'username', get_string('username'));
  39         $mform->setType('username', PARAM_RAW);
  40
  41         $submitlabel = get_string('search');
  42         $mform->addElement('submit', 'submitbuttonusername', $submitlabel);
  43
  44         $mform->addElement('header', '', get_string('searchbyemail'), '');
  45
  46         $mform->addElement('text', 'email', get_string('email'));
  47         $mform->setType('email', PARAM_RAW);
  48
  49         $submitlabel = get_string('search');
  50         $mform->addElement('submit', 'submitbuttonemail', $submitlabel);
  51     }
  52
  53     function validation($data, $files) {
  54         global $CFG, $DB;
  55
  56         $errors = parent::validation($data, $files);
  57
  58         if ((!empty($data['username']) and !empty($data['email'])) or (empty($data['username']) and empty($data['email']))) {
  59             $errors['username'] = get_string('usernameoremail');
  60             $errors['email']    = get_string('usernameoremail');
  61
  62         } else if (!empty($data['email'])) {
  63             if (!validate_email($data['email'])) {
  64                 $errors['email'] = get_string('invalidemail');
  65
  66             } else if ($DB->count_records('user', array('email'=>$data['email'])) > 1) {
  67                 $errors['email'] = get_string('forgottenduplicate');
  68
  69             } else {
  70                 if ($user = get_complete_user_data('email', $data['email'])) {
  71                     if (empty($user->confirmed)) {
  72                         $errors['email'] = get_string('confirmednot');
  73                     }
  74                 }
  75                 if (!$user and empty($CFG->protectusernames)) {
  76                     $errors['email'] = get_string('emailnotfound');
  77                 }
  78             }
  79
  80         } else {
  81             if ($user = get_complete_user_data('username', $data['username'])) {
  82                 if (empty($user->confirmed)) {
  83                     $errors['email'] = get_string('confirmednot');
  84                 }
  85             }
  86             if (!$user and empty($CFG->protectusernames)) {
  87                 $errors['username'] = get_string('usernamenotfound');
  88             }
  89         }
  90
  91         return $errors;
  92     }
  93
  94 }