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   1  <?php // $Id: confirm.php,v 1.29.2.1 2008/04/02 06:10:02 dongsheng Exp $
   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', $username);
  34              print_header(get_string("alreadyconfirmed"), get_string("alreadyconfirmed"), array(), "");
  35              print_box_start('generalbox centerpara boxwidthnormal boxaligncenter');
  36              echo "<h3>".get_string("thanks").", ". fullname($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($goto);
  57              }
  58  
  59              print_header(get_string("confirmed"), get_string("confirmed"), array(), "");
  60              print_box_start('generalbox centerpara boxwidthnormal boxaligncenter');
  61              echo "<h3>".get_string("thanks").", ". fullname($USER) . "</h3>\n";
  62              echo "<p>".get_string("confirmed")."</p>\n";
  63              print_single_button("$CFG->wwwroot/course/", null, get_string('courses'));
  64              print_box_end();
  65              print_footer();
  66              exit;
  67          } else {
  68              error("Invalid confirmation data");
  69          }
  70      } else {
  71          print_error("errorwhenconfirming");
  72      }
  73  
  74      redirect("$CFG->wwwroot/");
  75  
  76  ?>