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($CFG->dirroot . '/user/editlib.php');
  29 require_once($CFG->libdir . '/authlib.php');
  30 require_once('lib.php');
  31
  32 if (!$authplugin = signup_is_enabled()) {
  33     print_error('notlocalisederrormessage', 'error', '', 'Sorry, you may not use this page.');
  34 }
  35
  36 $PAGE->set_url('/login/signup.php');
  37 $PAGE->set_context(context_system::instance());
  38
  39 // If wantsurl is empty or /login/signup.php, override wanted URL.
  40 // We do not want to end up here again if user clicks "Login".
  41 if (empty($SESSION->wantsurl)) {
  42     $SESSION->wantsurl = $CFG->wwwroot . '/';
  43 } else {
  44     $wantsurl = new moodle_url($SESSION->wantsurl);
  45     if ($PAGE->url->compare($wantsurl, URL_MATCH_BASE)) {
  46         $SESSION->wantsurl = $CFG->wwwroot . '/';
  47     }
  48 }
  49
  50 if (isloggedin() and !isguestuser()) {
  51     // Prevent signing up when already logged in.
  52     echo $OUTPUT->header();
  53     echo $OUTPUT->box_start();
  54     $logout = new single_button(new moodle_url('/login/logout.php',
  55         array('sesskey' => sesskey(), 'loginpage' => 1)), get_string('logout'), 'post');
  56     $continue = new single_button(new moodle_url('/'), get_string('cancel'), 'get');
  57     echo $OUTPUT->confirm(get_string('cannotsignup', 'error', fullname($USER)), $logout, $continue);
  58     echo $OUTPUT->box_end();
  59     echo $OUTPUT->footer();
  60     exit;
  61 }
  62
  63 // If verification of age and location (digital minor check) is enabled.
  64 if (\core_auth\digital_consent::is_age_digital_consent_verification_enabled()) {
  65     $cache = cache::make('core', 'presignup');
  66     $isminor = $cache->get('isminor');
  67     if ($isminor === false) {
  68         // The verification of age and location (minor) has not been done.
  69         redirect(new moodle_url('/login/verify_age_location.php'));
  70     } else if ($isminor === 'yes') {
  71         // The user that attempts to sign up is a digital minor.
  72         redirect(new moodle_url('/login/digital_minor.php'));
  73     }
  74 }
  75
  76 // Plugins can create pre sign up requests.
  77 // Can be used to force additional actions before sign up such as acceptance of policies, validations, etc.
  78 core_login_pre_signup_requests();
  79
  80 $mform_signup = $authplugin->signup_form();
  81
  82 if ($mform_signup->is_cancelled()) {
  83     redirect(get_login_url());
  84
  85 } else if ($user = $mform_signup->get_data()) {
  86     // Add missing required fields.
  87     $user = signup_setup_new_user($user);
  88
  89     $authplugin->user_signup($user, true); // prints notice and link to login/index.php
  90     exit; //never reached
  91 }
  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_pagelayout('login');
 101 $PAGE->set_title($newaccount);
 102 $PAGE->set_heading($SITE->fullname);
 103
 104 echo $OUTPUT->header();
 105
 106 if ($mform_signup instanceof renderable) {
 107     // Try and use the renderer from the auth plugin if it exists.
 108     try {
 109         $renderer = $PAGE->get_renderer('auth_' . $authplugin->authtype);
 110     } catch (coding_exception $ce) {
 111         // Fall back on the general renderer.
 112         $renderer = $OUTPUT;
 113     }
 114     echo $renderer->render($mform_signup);
 115 } else {
 116     // Fall back for auth plugins not using renderables.
 117     $mform_signup->display();
 118 }
 119 echo $OUTPUT->footer();