login/confirm.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  * Confirm self registered user.
  20  *
  21  * @package    core
  22  * @subpackage auth
  23  * @copyright  1999 Martin Dougiamas  http://dougiamas.com
  24  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  25  */
  26
  27 require('../config.php');
  28
  29 $data = optional_param('data', '', PARAM_RAW);  // Formatted as:  secret/username
  30
  31 $p = optional_param('p', '', PARAM_ALPHANUM);   // Old parameter:  secret
  32 $s = optional_param('s', '', PARAM_RAW);        // Old parameter:  username
  33
  34 $PAGE->set_url('/login/confirm.php');
  35 $PAGE->set_context(context_system::instance());
  36
  37 if (empty($CFG->registerauth)) {
  38     print_error('cannotusepage2');
  39 }
  40 $authplugin = get_auth_plugin($CFG->registerauth);
  41
  42 if (!$authplugin->can_confirm()) {
  43     print_error('cannotusepage2');
  44 }
  45
  46 if (!empty($data) || (!empty($p) && !empty($s))) {
  47
  48     if (!empty($data)) {
  49         $dataelements = explode('/', $data, 2); // Stop after 1st slash. Rest is username. MDL-7647
  50         $usersecret = $dataelements[0];
  51         $username   = $dataelements[1];
  52     } else {
  53         $usersecret = $p;
  54         $username   = $s;
  55     }
  56
  57     $confirmed = $authplugin->user_confirm($username, $usersecret);
  58
  59     if ($confirmed == AUTH_CONFIRM_ALREADY) {
  60         $user = get_complete_user_data('username', $username);
  61         $PAGE->navbar->add(get_string("alreadyconfirmed"));
  62         $PAGE->set_title(get_string("alreadyconfirmed"));
  63         $PAGE->set_heading($COURSE->fullname);
  64         echo $OUTPUT->header();
  65         echo $OUTPUT->box_start('generalbox centerpara boxwidthnormal boxaligncenter');
  66         echo "<p>".get_string("alreadyconfirmed")."</p>\n";
  67         echo $OUTPUT->single_button("$CFG->wwwroot/course/", get_string('courses'));
  68         echo $OUTPUT->box_end();
  69         echo $OUTPUT->footer();
  70         exit;
  71
  72     } else if ($confirmed == AUTH_CONFIRM_OK) {
  73
  74         // The user has confirmed successfully, let's log them in
  75
  76         if (!$user = get_complete_user_data('username', $username)) {
  77             print_error('cannotfinduser', '', '', s($username));
  78         }
  79
  80         if (!$user->suspended) {
  81             complete_user_login($user);
  82
  83             \core\session\manager::apply_concurrent_login_limit($user->id, session_id());
  84
  85             if ( ! empty($SESSION->wantsurl) ) {   // Send them where they were going.
  86                 $goto = $SESSION->wantsurl;
  87                 unset($SESSION->wantsurl);
  88                 redirect($goto);
  89             }
  90         }
  91
  92         $PAGE->navbar->add(get_string("confirmed"));
  93         $PAGE->set_title(get_string("confirmed"));
  94         $PAGE->set_heading($COURSE->fullname);
  95         echo $OUTPUT->header();
  96         echo $OUTPUT->box_start('generalbox centerpara boxwidthnormal boxaligncenter');
  97         echo "<h3>".get_string("thanks").", ". fullname($USER) . "</h3>\n";
  98         echo "<p>".get_string("confirmed")."</p>\n";
  99         echo $OUTPUT->single_button("$CFG->wwwroot/course/", get_string('courses'));
 100         echo $OUTPUT->box_end();
 101         echo $OUTPUT->footer();
 102         exit;
 103     } else {
 104         print_error('invalidconfirmdata');
 105     }
 106 } else {
 107     print_error("errorwhenconfirming");
 108 }
 109
 110 redirect("$CFG->wwwroot/");