login/confirm.php

   1 <?php // $Id$
   2
   3     require_once("../config.php");
   4
   5     $data = optional_param('data', '', PARAM_CLEAN);  // Formatted as:  secret/username
   6
   7     $p = optional_param('p', '', PARAM_ALPHANUM);     // Old parameter:  secret
   8     $s = optional_param('s', '', PARAM_CLEAN);        // Old parameter:  username
   9
  10     if (empty($CFG->registerauth)) {
  11         error("Sorry, you may not use this page.");
  12     }
  13     $authplugin = get_auth_plugin($CFG->registerauth);
  14
  15     if (!$authplugin->can_confirm()) {
  16         error("Sorry, you may not use this page.");
  17     }
  18
  19     if (!empty($data) || (!empty($p) && !empty($s))) {
  20
  21         if (!empty($data)) {
  22             $dataelements = explode('/',$data);
  23             $usersecret = $dataelements[0];
  24             $username   = $dataelements[1];
  25         } else {
  26             $usersecret = $p;
  27             $username   = $s;
  28         }
  29
  30         $confirmed = $authplugin->user_confirm($username, $usersecret);
  31
  32         if ($confirmed == AUTH_CONFIRM_ALREADY) {
  33             $user = get_complete_user_data('username', $username);
  34             print_header(get_string("alreadyconfirmed"), get_string("alreadyconfirmed"), "", "");
  35             print_box_start('generalbox centerpara boxwidthnormal boxaligncenter');
  36             echo "<h3>".get_string("thanks").", ". fullname($user) . "</h3>\n";
  37             echo "<p>".get_string("alreadyconfirmed")."</p>\n";
  38             print_single_button("$CFG->wwwroot/course/", null, get_string('courses'));
  39             print_box_end();
  40             print_footer();
  41             exit;
  42
  43         } else if ($confirmed == AUTH_CONFIRM_OK) {
  44
  45             // The user has confirmed successfully, let's log them in
  46
  47             if (!$USER = get_complete_user_data('username', $username)) {
  48                 error("Something serious is wrong with the database");
  49             }
  50
  51             set_moodle_cookie($USER->username);
  52
  53             if ( ! empty($SESSION->wantsurl) ) {   // Send them where they were going
  54                 $goto = $SESSION->wantsurl;
  55                 unset($SESSION->wantsurl);
  56                 redirect($goto);
  57             }
  58
  59             print_header(get_string("confirmed"), get_string("confirmed"), "", "");
  60             print_box_start('generalbox centerpara boxwidthnormal boxaligncenter');
  61             echo "<h3>".get_string("thanks").", ". fullname($USER) . "</h3>\n";
  62             echo "<p>".get_string("confirmed")."</p>\n";
  63             print_single_button("$CFG->wwwroot/course/", null, get_string('courses'));
  64             print_box_end();
  65             print_footer();
  66             exit;
  67         } else {
  68             error("Invalid confirmation data");
  69         }
  70     } else {
  71         error(get_string("errorwhenconfirming"));
  72     }
  73
  74     redirect("$CFG->wwwroot/");
  75
  76 ?>