user/emailupdate.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  * Change a users email address
  20  *
  21  * @copyright 1999 Martin Dougiamas  http://dougiamas.com
  22  * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  * @package user
  24  */
  25
  26 require_once('../config.php');
  27 require_once($CFG->libdir.'/adminlib.php');
  28 require_once($CFG->dirroot.'/user/editlib.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 $PAGE->set_context(get_context_instance(CONTEXT_SYSTEM));
  35
  36 if (!$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 echo $OUTPUT->header();
  49
  50 if (empty($preferences['newemailattemptsleft'])) {
  51     redirect("$CFG->wwwroot/user/view.php?id=$user->id");
  52
  53 } elseif ($preferences['newemailattemptsleft'] < 1) {
  54     cancel_email_update($user->id);
  55     $stroutofattempts = get_string('auth_outofnewemailupdateattempts', 'auth');
  56     echo $OUTPUT->box($stroutofattempts, 'center');
  57
  58 } elseif ($key == $preferences['newemailkey']) {
  59     $olduser = clone($user);
  60     cancel_email_update($user->id);
  61     $user->email = $preferences['newemail'];
  62
  63     // Detect duplicate before saving
  64     if ($DB->get_record('user', array('email' => $user->email))) {
  65         $stremailnowexists = get_string('emailnowexists', 'auth');
  66         echo $OUTPUT->box($stremailnowexists, 'center');
  67         echo $OUTPUT->continue_button("$CFG->wwwroot/user/view.php?id=$user->id");
  68     } else {
  69         // update user email
  70         $DB->set_field('user', 'email', $user->email, array('id' => $user->id));
  71         $authplugin = get_auth_plugin($user->auth);
  72         $authplugin->user_update($olduser, $user);
  73         events_trigger('user_updated', $user);
  74         $a->email = $user->email;
  75         $stremailupdatesuccess = get_string('emailupdatesuccess', 'auth', $a);
  76         echo $OUTPUT->box($stremailupdatesuccess, 'center');
  77         echo $OUTPUT->continue_button("$CFG->wwwroot/user/view.php?id=$user->id");
  78     }
  79
  80 } else {
  81     $preferences['newemailattemptsleft']--;
  82     set_user_preference('newemailattemptsleft', $preferences['newemailattemptsleft'], $user->id);
  83     $strinvalidkey = get_string('auth_invalidnewemailkey', 'auth');
  84     echo $OUTPUT->box($strinvalidkey, 'center');
  85 }
  86
  87 echo $OUTPUT->footer();