login/signup.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  * user signup page.
  20  *
  21  * @package    core
  22  * @subpackage auth
  23  * @copyright  1999 onwards 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 require_once($CFG->dirroot . '/user/editlib.php');
  29
  30 // Try to prevent searching for sites that allow sign-up.
  31 if (!isset($CFG->additionalhtmlhead)) {
  32     $CFG->additionalhtmlhead = '';
  33 }
  34 $CFG->additionalhtmlhead .= '<meta name="robots" content="noindex" />';
  35
  36 if (empty($CFG->registerauth)) {
  37     print_error('notlocalisederrormessage', 'error', '', 'Sorry, you may not use this page.');
  38 }
  39 $authplugin = get_auth_plugin($CFG->registerauth);
  40
  41 if (!$authplugin->can_signup()) {
  42     print_error('notlocalisederrormessage', 'error', '', 'Sorry, you may not use this page.');
  43 }
  44
  45 //HTTPS is required in this page when $CFG->loginhttps enabled
  46 $PAGE->https_required();
  47
  48 $PAGE->set_url('/login/signup.php');
  49 $PAGE->set_context(context_system::instance());
  50
  51 // Override wanted URL, we do not want to end up here again if user clicks "Login".
  52 $SESSION->wantsurl = $CFG->wwwroot . '/';
  53
  54 if (isloggedin() and !isguestuser()) {
  55     // Prevent signing up when already logged in.
  56     echo $OUTPUT->header();
  57     echo $OUTPUT->box_start();
  58     $logout = new single_button(new moodle_url($CFG->httpswwwroot . '/login/logout.php',
  59         array('sesskey' => sesskey(), 'loginpage' => 1)), get_string('logout'), 'post');
  60     $continue = new single_button(new moodle_url('/'), get_string('cancel'), 'get');
  61     echo $OUTPUT->confirm(get_string('cannotsignup', 'error', fullname($USER)), $logout, $continue);
  62     echo $OUTPUT->box_end();
  63     echo $OUTPUT->footer();
  64     exit;
  65 }
  66
  67 $mform_signup = $authplugin->signup_form();
  68
  69 if ($mform_signup->is_cancelled()) {
  70     redirect(get_login_url());
  71
  72 } else if ($user = $mform_signup->get_data()) {
  73     $user->confirmed   = 0;
  74     $user->lang        = current_language();
  75     $user->firstaccess = 0;
  76     $user->timecreated = time();
  77     $user->mnethostid  = $CFG->mnet_localhost_id;
  78     $user->secret      = random_string(15);
  79     $user->auth        = $CFG->registerauth;
  80     // Initialize alternate name fields to empty strings.
  81     $namefields = array_diff(get_all_user_name_fields(), useredit_get_required_name_fields());
  82     foreach ($namefields as $namefield) {
  83         $user->$namefield = '';
  84     }
  85
  86     $authplugin->user_signup($user, true); // prints notice and link to login/index.php
  87     exit; //never reached
  88 }
  89
  90 // make sure we really are on the https page when https login required
  91 $PAGE->verify_https_required();
  92
  93
  94 $newaccount = get_string('newaccount');
  95 $login      = get_string('login');
  96
  97 $PAGE->navbar->add($login);
  98 $PAGE->navbar->add($newaccount);
  99
 100 $PAGE->set_title($newaccount);
 101 $PAGE->set_heading($SITE->fullname);
 102
 103 echo $OUTPUT->header();
 104 echo $OUTPUT->heading($newaccount);
 105 $mform_signup->display();
 106 echo $OUTPUT->footer();