tools/tests/delete_test.php

   1 <?php
   2 /****************************************************************/
   3 /* ATutor                                                                                                               */
   4 /****************************************************************/
   5 /* Copyright (c) 2002-2007 by Greg Gay & Joel Kronenberg        */
   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 $page = 'tests';
  15 define('AT_INCLUDE_PATH', '../../include/');
  16 require(AT_INCLUDE_PATH.'vitals.inc.php');
  17 authenticate(AT_PRIV_TESTS);
  18
  19
  20
  21         if (isset($_POST['submit_no'])) {
  22                 $msg->addFeedback('CANCELLED');
  23                 header('Location: index.php');
  24                 exit;
  25         } else if (isset($_POST['submit_yes'])) {
  26
  27                 $tid = intval($_POST['tid']);
  28
  29                 $sql    = "DELETE FROM ".TABLE_PREFIX."tests WHERE test_id=$tid AND course_id=$_SESSION[course_id]";
  30                 $result = mysql_query($sql, $db);
  31
  32                 if (mysql_affected_rows($db) == 1) {
  33                         $sql    = "DELETE FROM ".TABLE_PREFIX."tests_questions_assoc WHERE test_id=$tid";
  34                         $result = mysql_query($sql, $db);
  35
  36                         /* it has to delete the results as well... */
  37                         $sql    = "SELECT result_id FROM ".TABLE_PREFIX."tests_results WHERE test_id=$tid";
  38                         $result = mysql_query($sql, $db);
  39                         if ($row = mysql_fetch_array($result)) {
  40                                 $result_list = '('.$row['result_id'];
  41
  42                                 while ($row = mysql_fetch_array($result)) {
  43                                         $result_list .= ','.$row['result_id'];
  44                                 }
  45                                 $result_list .= ')';
  46                         }
  47
  48                         if ($result_list != '') {
  49                                 $sql    = "DELETE FROM ".TABLE_PREFIX."tests_answers WHERE result_id IN $result_list";
  50                                 $result = mysql_query($sql, $db);
  51
  52
  53                                 $sql    = "DELETE FROM ".TABLE_PREFIX."tests_results WHERE test_id=$tid";
  54                                 $result = mysql_query($sql, $db);
  55                         }
  56                 }
  57
  58                 $msg->addFeedback('ACTION_COMPLETED_SUCCESSFULLY');
  59                 header('Location: '.AT_BASE_HREF.'tools/tests/index.php');
  60                 exit;
  61
  62         } /* else: */
  63
  64         require(AT_INCLUDE_PATH.'header.inc.php');
  65
  66         $_GET['tid'] = intval($_GET['tid']);
  67
  68         $sql    = "SELECT title FROM ".TABLE_PREFIX."tests WHERE test_id=$_GET[tid] AND course_id=$_SESSION[course_id]";
  69         $result = mysql_query($sql, $db);
  70         $row    = mysql_fetch_array($result);
  71
  72         unset($hidden_vars);
  73         $hidden_vars['tid'] = $_GET['tid'];
  74
  75         $msg->addConfirm(array('DELETE_TEST', $row['title']), $hidden_vars);
  76         $msg->printConfirm();
  77
  78         require(AT_INCLUDE_PATH.'footer.inc.php');
  79 ?>