docs/tests/create_question_multianswer.php

   1 <?php
   2 /************************************************************************/
   3 /* AContent                                                             */
   4 /************************************************************************/
   5 /* Copyright (c) 2010                                                   */
   6 /* Inclusive Design Institute                                           */
   7 /*                                                                      */
   8 /* This program is free software. You can redistribute it and/or        */
   9 /* modify it under the terms of the GNU General Public License          */
  10 /* as published by the Free Software Foundation.                        */
  11 /************************************************************************/
  12
  13 define('TR_INCLUDE_PATH', '../include/');
  14 require_once(TR_INCLUDE_PATH.'vitals.inc.php');
  15 require_once(TR_INCLUDE_PATH.'lib/test_question_queries.inc.php');
  16 require_once(TR_INCLUDE_PATH.'classes/DAO/TestsQuestionsDAO.class.php');
  17 require_once(TR_INCLUDE_PATH.'classes/Utility.class.php');
  18
  19 global $_course_id;
  20
  21 Utility::authenticate(TR_PRIV_ISAUTHOR_OF_CURRENT_COURSE);
  22 $testsQuestionsDAO = new TestsQuestionsDAO();
  23
  24 if (isset($_POST['cancel']) || isset($_POST['submit_no'])) {
  25         $msg->addFeedback('CANCELLED');
  26         header('Location: question_db.php?_course_id='.$_course_id);
  27         exit;
  28 } else if ($_POST['submit'] || $_POST['submit_yes']) {
  29         $_POST['required'] = intval($_POST['required']);
  30         $_POST['feedback'] = trim($_POST['feedback']);
  31         $_POST['question'] = trim($_POST['question']);
  32         $_POST['category_id'] = intval($_POST['category_id']);
  33
  34         if ($_POST['question'] == ''){
  35                 $msg->addError(array('EMPTY_FIELDS', _AT('question')));
  36         }
  37
  38         if (!$msg->containsErrors()) {
  39                 $choice_new = array(); // stores the non-blank choices
  40                 $answer_new = array(); // stores the associated "answer" for the choices
  41                 for ($i=0; $i<10; $i++) {
  42                         /**
  43                          * Db defined it to be 255 length, chop strings off it it's less than that
  44                          * @harris
  45                          */
  46                         $_POST['choice'][$i] = Utility::validateLength($_POST['choice'][$i], 255);
  47                         $_POST['choice'][$i] = $addslashes(trim($_POST['choice'][$i]));
  48                         $_POST['answer'][$i] = intval($_POST['answer'][$i]);
  49
  50                         if ($_POST['choice'][$i] == '') {
  51                                 /* an empty option can't be correct */
  52                                 $_POST['answer'][$i] = 0;
  53                         } else {
  54                                 /* filter out empty choices/ remove gaps */
  55                                 $choice_new[] = $_POST['choice'][$i];
  56                                 $answer_new[] = $_POST['answer'][$i];
  57
  58                                 if ($_POST['answer'][$i] != 0)
  59                                         $has_answer = TRUE;
  60                         }
  61                 }
  62
  63                 if ($has_answer != TRUE && !$_POST['submit_yes']) {
  64
  65                         $hidden_vars['required']    = htmlspecialchars($_POST['required']);
  66                         $hidden_vars['feedback']    = htmlspecialchars($_POST['feedback']);
  67                         $hidden_vars['question']    = htmlspecialchars($_POST['question']);
  68                         $hidden_vars['category_id'] = htmlspecialchars($_POST['category_id']);
  69
  70                         for ($i = 0; $i < count($choice_new); $i++) {
  71                                 $hidden_vars['answer['.$i.']'] = htmlspecialchars($answer_new[$i]);
  72                                 $hidden_vars['choice['.$i.']'] = htmlspecialchars($choice_new[$i]);
  73                         }
  74
  75                         $msg->addConfirm('NO_ANSWER', $hidden_vars);
  76                 } else {
  77
  78                         //add slahes throughout - does that fix it?
  79                         $_POST['answer'] = $answer_new;
  80                         $_POST['choice'] = $choice_new;
  81                         $_POST['answer'] = array_pad($_POST['answer'], 10, 0);
  82                         $_POST['choice'] = array_pad($_POST['choice'], 10, '');
  83
  84                         $_POST['feedback'] = $addslashes($_POST['feedback']);
  85                         $_POST['question'] = $addslashes($_POST['question']);
  86
  87                         $sql_params = array(    $_POST['category_id'],
  88                                                                         $_course_id,
  89                                                                         $_POST['feedback'],
  90                                                                         $_POST['question'],
  91                                                                         $_POST['choice'][0],
  92                                                                         $_POST['choice'][1],
  93                                                                         $_POST['choice'][2],
  94                                                                         $_POST['choice'][3],
  95                                                                         $_POST['choice'][4],
  96                                                                         $_POST['choice'][5],
  97                                                                         $_POST['choice'][6],
  98                                                                         $_POST['choice'][7],
  99                                                                         $_POST['choice'][8],
 100                                                                         $_POST['choice'][9],
 101                                                                         $_POST['answer'][0],
 102                                                                         $_POST['answer'][1],
 103                                                                         $_POST['answer'][2],
 104                                                                         $_POST['answer'][3],
 105                                                                         $_POST['answer'][4],
 106                                                                         $_POST['answer'][5],
 107                                                                         $_POST['answer'][6],
 108                                                                         $_POST['answer'][7],
 109                                                                         $_POST['answer'][8],
 110                                                                         $_POST['answer'][9]);
 111                         $sql = vsprintf(TR_SQL_QUESTION_MULTIANSWER, $sql_params);
 112
 113                         if ($testsQuestionsDAO->execute($sql)) {
 114                                 $msg->addFeedback('ACTION_COMPLETED_SUCCESSFULLY');
 115                                 header('Location: question_db.php?_course_id='.$_course_id);
 116                                 exit;
 117                         }
 118                 }
 119         }
 120 }
 121
 122 $onload = 'document.form.category_id.focus();';
 123
 124 require_once(TR_INCLUDE_PATH.'header.inc.php');
 125
 126 $msg->printConfirm();
 127
 128 $savant->assign('qid', $qid);
 129 $savant->assign('tid', $_REQUEST['tid']);
 130 $savant->assign('course_id', $_course_id);
 131 $savant->display('tests/create_edit_question_multianswer.tmpl.php');
 132
 133 require (TR_INCLUDE_PATH.'footer.inc.php'); ?>