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Developer Documentation

See Release Notes

  • Bug fixes for general core bugs in 3.10.x will end 8 November 2021 (12 months).
  • Bug fixes for security issues in 3.10.x will end 9 May 2022 (18 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.

Differences Between: [Versions 310 and 401] [Versions 310 and 402] [Versions 310 and 403]

   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * Change a users email address
  19   *
  20   * @copyright 1999 Martin Dougiamas  http://dougiamas.com
  21   * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  22   * @package core_user
  23   */
  24  
  25  require_once('../config.php');
  26  require_once($CFG->libdir.'/adminlib.php');
  27  require_once($CFG->dirroot.'/user/editlib.php');
  28  require_once($CFG->dirroot.'/user/lib.php');
  29  
  30  $key = required_param('key', PARAM_ALPHANUM);
  31  $id  = required_param('id', PARAM_INT);
  32  
  33  $PAGE->set_url('/user/emailupdate.php', array('id' => $id, 'key' => $key));
  34  $PAGE->set_context(context_system::instance());
  35  
  36  if (!$user = $DB->get_record('user', array('id' => $id))) {
  37      print_error('invaliduserid');
  38  }
  39  
  40  $preferences = get_user_preferences(null, null, $user->id);
  41  $a = new stdClass();
  42  $a->fullname = fullname($user, true);
  43  $stremailupdate = get_string('emailupdate', 'auth', $a);
  44  
  45  $PAGE->set_title(format_string($SITE->fullname) . ": $stremailupdate");
  46  $PAGE->set_heading(format_string($SITE->fullname) . ": $stremailupdate");
  47  
  48  if (empty($preferences['newemailattemptsleft'])) {
  49      redirect("$CFG->wwwroot/user/view.php?id=$user->id");
  50  
  51  } else if ($preferences['newemailattemptsleft'] < 1) {
  52      cancel_email_update($user->id);
  53  
  54      echo $OUTPUT->header();
  55      echo $OUTPUT->box(get_string('auth_outofnewemailupdateattempts', 'auth'), 'center');
  56      echo $OUTPUT->footer();
  57  } else if ($key == $preferences['newemailkey']) {
  58      $olduser = clone($user);
  59      cancel_email_update($user->id);
  60      $user->email = $preferences['newemail'];
  61  
  62      // Detect duplicate before saving.
  63      if (empty($CFG->allowaccountssameemail)) {
  64          // Make a case-insensitive query for the given email address.
  65          $select = $DB->sql_equal('email', ':email', false) . ' AND mnethostid = :mnethostid AND id <> :userid';
  66          $params = array(
  67              'email' => $user->email,
  68              'mnethostid' => $CFG->mnet_localhost_id,
  69              'userid' => $user->id
  70          );
  71          // If there are other user(s) that already have the same email, cancel and redirect.
  72          if ($DB->record_exists_select('user', $select, $params)) {
  73              redirect(new moodle_url('/user/view.php', ['id' => $user->id]), get_string('emailnowexists', 'auth'));
  74          }
  75      }
  76  
  77      // Update user email.
  78      $authplugin = get_auth_plugin($user->auth);
  79      $authplugin->user_update($olduser, $user);
  80      user_update_user($user, false);
  81      $a->email = $user->email;
  82      redirect(
  83          new moodle_url('/user/view.php', ['id' => $user->id]),
  84          get_string('emailupdatesuccess', 'auth', $a),
  85          null,
  86          \core\output\notification::NOTIFY_SUCCESS
  87      );
  88  
  89  } else {
  90      $preferences['newemailattemptsleft']--;
  91      set_user_preference('newemailattemptsleft', $preferences['newemailattemptsleft'], $user->id);
  92      echo $OUTPUT->header();
  93      echo $OUTPUT->box(get_string('auth_invalidnewemailkey', 'auth'), 'center');
  94      echo $OUTPUT->footer();
  95  }