admin/instructor_login.php

   1 <?php
   2 /****************************************************************************/
   3 /* ATutor                                                                                                                                       */
   4 /****************************************************************************/
   5 /* Copyright (c) 2002-2008 by Greg Gay, Joel Kronenberg & Heidi Hazelton        */
   6 /* Adaptive Technology Resource Centre / University of Toronto                          */
   7 /* http://atutor.ca                                                                                                                     */
   8 /*                                                                                                                                                      */
   9 /* This program is free software. You can redistribute it and/or                        */
  10 /* modify it under the terms of the GNU General Public License                          */
  11 /* as published by the Free Software Foundation.                                                        */
  12 /****************************************************************************/
  13 // $Id$
  14
  15 define('AT_INCLUDE_PATH', '../include/');
  16 require(AT_INCLUDE_PATH.'vitals.inc.php');
  17 admin_authenticate(AT_ADMIN_PRIV_COURSES);
  18
  19 if (isset($_POST['submit_yes'])) {
  20         $_POST['course'] = intval($_POST['course']);
  21
  22         $admin_login = $_SESSION['login'];
  23
  24         $sql = "SELECT M.member_id, M.login, M.preferences, M.language FROM ".TABLE_PREFIX."members M, ".TABLE_PREFIX."courses C WHERE C.course_id=".$_POST['course']." and C.member_id=M.member_id";
  25         $result = mysql_query($sql, $db);
  26         if ($row = mysql_fetch_assoc($result)) {
  27                 $_SESSION['course_id']  = 0;
  28                 $_SESSION['login']              = $row['login'];
  29                 $_SESSION['valid_user'] = true;
  30                 $_SESSION['member_id']  = intval($row['member_id']);
  31                 if ($row['preferences'] == "")
  32                         assign_session_prefs(unserialize(stripslashes($_config["pref_defaults"])));
  33                 else
  34                         assign_session_prefs(unserialize(stripslashes($row['preferences'])));
  35                 $_SESSION['is_guest']   = 0;
  36                 $_SESSION['lang']               = $row['language'];
  37                 $_SESSION['is_super_admin'] = $admin_login;
  38                 session_write_close();
  39
  40                 header('Location: '.AT_BASE_HREF.'bounce.php?course='.$_POST['course']);
  41                 exit;
  42         }
  43 } else if (isset($_POST['submit_no'])) {
  44
  45         $msg->addFeedback('CANCELLED');
  46         header('Location: '.AT_BASE_HREF.'admin/courses.php');
  47         exit;
  48 }
  49
  50 require(AT_INCLUDE_PATH.'header.inc.php');
  51
  52         $sql = "SELECT * FROM ".TABLE_PREFIX."courses WHERE course_id=".$_REQUEST['course'];
  53         $result = mysql_query($sql, $db);
  54         $row = mysql_fetch_array($result);
  55
  56         $hidden_vars['course'] = $_GET['course'];
  57
  58         $msg->addConfirm(array('LOGIN_INSTRUCTOR', SITE_NAME, $row['title']), $hidden_vars);
  59         $msg->printConfirm();
  60
  61 require(AT_INCLUDE_PATH.'footer.inc.php');
  62 ?>