exercise_submit.php 50 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * Exercise submission
  5. * This script allows to run an exercise. According to the exercise type, questions
  6. * can be on an unique page, or one per page with a Next button.
  7. *
  8. * One exercise may contain different types of answers (unique or multiple selection,
  9. * matching, fill in blanks, free answer, hot-spot).
  10. *
  11. * Questions are selected randomly or not.
  12. *
  13. * When the user has answered all questions and clicks on the button "Ok",
  14. * it goes to exercise_result.php
  15. *
  16. * Notice : This script is also used to show a question before modifying it by
  17. * the administrator
  18. * @package chamilo.exercise
  19. * @author Olivier Brouckaert
  20. * @author Julio Montoya <gugli100@gmail.com>
  21. * Fill in blank option added (2008)
  22. * Cleaning exercises (2010),
  23. * Adding hotspot delineation support (2011)
  24. * Adding reminder + ajax support (2011)
  25. * Modified by hubert.borderiou (2011-10-21 question category)
  26. */
  27. use ChamiloSession as Session;
  28. require_once '../inc/global.inc.php';
  29. $current_course_tool = TOOL_QUIZ;
  30. $this_section = SECTION_COURSES;
  31. $debug = false;
  32. // Notice for unauthorized people.
  33. api_protect_course_script(true);
  34. $origin = isset($_REQUEST['origin']) ? Security::remove_XSS($_REQUEST['origin']) : '';
  35. $is_allowedToEdit = api_is_allowed_to_edit(null,true);
  36. $glossaryExtraTools = api_get_setting('show_glossary_in_extra_tools');
  37. $showGlossary = in_array($glossaryExtraTools, array('true', 'exercise', 'exercise_and_lp'));
  38. if ($origin == 'learnpath') {
  39. $showGlossary = in_array($glossaryExtraTools, array('true', 'lp', 'exercise_and_lp'));
  40. }
  41. if ($showGlossary) {
  42. $htmlHeadXtra[] = '<script type="text/javascript" src="'.api_get_path(WEB_CODE_PATH).'glossary/glossary.js.php?add_ready=1"></script>';
  43. $htmlHeadXtra[] = api_get_js('jquery.highlight.js');
  44. }
  45. $htmlHeadXtra[] = api_get_js('jqueryui-touch-punch/jquery.ui.touch-punch.min.js');
  46. $htmlHeadXtra[] = api_get_js('jquery.jsPlumb.all.js');
  47. $htmlHeadXtra[] = api_get_js('d3/jquery.xcolor.js');
  48. //This library is necessary for the time control feature
  49. //tmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/epiclock/stylesheet/jquery.epiclock.css');
  50. $htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/epiclock/renderers/minute/epiclock.minute.css');
  51. $htmlHeadXtra[] = api_get_js('epiclock/javascript/jquery.dateformat.min.js');
  52. $htmlHeadXtra[] = api_get_js('epiclock/javascript/jquery.epiclock.min.js');
  53. $htmlHeadXtra[] = api_get_js('epiclock/renderers/minute/epiclock.minute.js');
  54. $htmlHeadXtra[] = '<link rel="stylesheet" href="' . api_get_path(WEB_LIBRARY_JS_PATH) . 'hotspot/css/hotspot.css">';
  55. $htmlHeadXtra[] = '<script src="' . api_get_path(WEB_LIBRARY_JS_PATH) . 'hotspot/js/hotspot.js"></script>';
  56. if (api_get_setting('enable_record_audio') === 'true') {
  57. $htmlHeadXtra[] = '<script src="' . api_get_path(WEB_LIBRARY_JS_PATH) . 'rtc/RecordRTC.js"></script>';
  58. $htmlHeadXtra[] = '<script src="' . api_get_path(WEB_LIBRARY_PATH) . 'wami-recorder/recorder.js"></script>';
  59. $htmlHeadXtra[] = '<script src="' . api_get_path(WEB_LIBRARY_PATH) . 'wami-recorder/gui.js"></script>';
  60. $htmlHeadXtra[] = '<script type="text/javascript" src="' . api_get_path(WEB_LIBRARY_PATH) . 'swfobject/swfobject.js"></script>';
  61. }
  62. $template = new Template();
  63. // General parameters passed via POST/GET
  64. $learnpath_id = isset($_REQUEST['learnpath_id']) ? intval($_REQUEST['learnpath_id']) : 0;
  65. $learnpath_item_id = isset($_REQUEST['learnpath_item_id']) ? intval($_REQUEST['learnpath_item_id']) : 0;
  66. $learnpath_item_view_id = isset($_REQUEST['learnpath_item_view_id']) ? intval($_REQUEST['learnpath_item_view_id']) : 0;
  67. $reminder = isset($_REQUEST['reminder']) ? intval($_REQUEST['reminder']) : 0;
  68. $remind_question_id = isset($_REQUEST['remind_question_id']) ? intval($_REQUEST['remind_question_id']) : 0;
  69. $exerciseId = isset($_REQUEST['exerciseId']) ? intval($_REQUEST['exerciseId']) : 0;
  70. $formSent = isset($_REQUEST['formSent']) ? $_REQUEST['formSent'] : null;
  71. $exerciseResult = isset($_REQUEST['exerciseResult']) ? $_REQUEST['exerciseResult'] : null;
  72. $exerciseResultCoordinates = isset($_REQUEST['exerciseResultCoordinates']) ? $_REQUEST['exerciseResultCoordinates'] : null;
  73. $choice = isset($_REQUEST['choice']) ? $_REQUEST['choice'] : null;
  74. $choice = empty($choice) ? isset($_REQUEST['choice2']) ? $_REQUEST['choice2'] : null : null;
  75. //From submit modal
  76. $current_question = isset($_REQUEST['num']) ? intval($_REQUEST['num']) : null;
  77. $currentAnswer = isset($_REQUEST['num_answer']) ? intval($_REQUEST['num_answer']) : null;
  78. $endExercise = isset($_REQUEST['end_exercise']) && $_REQUEST['end_exercise'] == 1 ? true : false;
  79. //Error message
  80. $error = '';
  81. //Table calls
  82. $exercise_attempt_table = Database :: get_main_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
  83. /* Teacher takes an exam and want to see a preview,
  84. we delete the objExercise from the session in order to get the latest
  85. changes in the exercise */
  86. if (api_is_allowed_to_edit(null, true) && isset($_GET['preview']) && $_GET['preview'] == 1 ) {
  87. Session::erase('objExercise');
  88. }
  89. // 1. Loading the $objExercise variable
  90. /** @var \Exercise $exerciseInSession */
  91. $exerciseInSession = Session::read('objExercise');
  92. if (!isset($exerciseInSession) || isset($exerciseInSession) && ($exerciseInSession->id != $_GET['exerciseId'])) {
  93. // Construction of Exercise
  94. $objExercise = new Exercise();
  95. Session::write('firstTime', true);
  96. if ($debug) {error_log('1. Setting the $objExercise variable'); };
  97. Session::erase('questionList');
  98. // if the specified exercise doesn't exist or is disabled
  99. if (!$objExercise->read($exerciseId) ||
  100. (!$objExercise->selectStatus() && !$is_allowedToEdit && $origin != 'learnpath')
  101. ) {
  102. if ($debug) {error_log('1.1. Error while reading the exercise'); };
  103. unset ($objExercise);
  104. $error = get_lang('ExerciseNotFound');
  105. } else {
  106. // Saves the object into the session
  107. Session::write('objExercise', $objExercise);
  108. if ($debug) {error_log('1.1. $exerciseInSession was unset - set now - end'); };
  109. }
  110. } else {
  111. Session::write('firstTime', false);
  112. }
  113. //2. Checking if $objExercise is set
  114. if (!isset($objExercise) && isset($exerciseInSession)) {
  115. if ($debug) { error_log('2. Loading $objExercise from session'); };
  116. $objExercise = $exerciseInSession;
  117. }
  118. //3. $objExercise is not set, then return to the exercise list
  119. if (!is_object($objExercise)) {
  120. if ($debug) {error_log('3. $objExercise was not set, kill the script'); };
  121. header('Location: exercise.php');
  122. exit;
  123. }
  124. // If reminder ends we jump to the exercise_reminder
  125. if ($objExercise->review_answers) {
  126. if ($remind_question_id == -1) {
  127. header('Location: exercise_reminder.php?origin='.$origin.'&exerciseId='.$exerciseId.'&'.api_get_cidreq());
  128. exit;
  129. }
  130. }
  131. $template->assign('shuffle_answers', $objExercise->random_answers);
  132. $htmlHeadXtra[] = $template->fetch($template->get_template('/exercise/submit.js.tpl'));
  133. $current_timestamp = time();
  134. $my_remind_list = array();
  135. $time_control = false;
  136. if ($objExercise->expired_time != 0) {
  137. $time_control = true;
  138. }
  139. // Generating the time control key for the user
  140. $current_expired_time_key = ExerciseLib::get_time_control_key($objExercise->id, $learnpath_id, $learnpath_item_id);
  141. $_SESSION['duration_time'][$current_expired_time_key] = $current_timestamp;
  142. if ($time_control) {
  143. // Get the expired time of the current exercise in track_e_exercises
  144. $total_seconds = $objExercise->expired_time*60;
  145. }
  146. $show_clock = true;
  147. $user_id = api_get_user_id();
  148. if ($objExercise->selectAttempts() > 0) {
  149. $attempt_html = '';
  150. $attempt_count = Event::get_attempt_count(
  151. $user_id,
  152. $exerciseId,
  153. $learnpath_id,
  154. $learnpath_item_id,
  155. $learnpath_item_view_id
  156. );
  157. if ($attempt_count >= $objExercise->selectAttempts()) {
  158. $show_clock = false;
  159. if (!api_is_allowed_to_edit(null,true)) {
  160. if ($objExercise->results_disabled == 0 && $origin != 'learnpath') {
  161. // Showing latest attempt according with task BT#1628
  162. $exercise_stat_info = Event::getExerciseResultsByUser(
  163. $user_id,
  164. $exerciseId,
  165. api_get_course_id(),
  166. api_get_session_id()
  167. );
  168. if (!empty($exercise_stat_info)) {
  169. $max_exe_id = max(array_keys($exercise_stat_info));
  170. $last_attempt_info = $exercise_stat_info[$max_exe_id];
  171. $attempt_html .= Display::div(
  172. get_lang('Date').': '.api_get_local_time($last_attempt_info['exe_date']),
  173. array('id' => '')
  174. );
  175. $attempt_html .= Display::return_message(
  176. sprintf(
  177. get_lang('ReachedMaxAttempts'),
  178. $exercise_title,
  179. $objExercise->selectAttempts()
  180. ),
  181. 'warning',
  182. false
  183. );
  184. if (!empty($last_attempt_info['question_list'])) {
  185. foreach($last_attempt_info['question_list'] as $question_data) {
  186. $question_id = $question_data['question_id'];
  187. $marks = $question_data['marks'];
  188. $question_info = Question::read($question_id);
  189. $attempt_html .= Display::div($question_info->question, array('class'=>'question_title'));
  190. $attempt_html .= Display::div(get_lang('Score').' '.$marks, array('id'=>'question_question_titlescore'));
  191. }
  192. }
  193. $score = ExerciseLib::show_score($last_attempt_info['exe_result'], $last_attempt_info['exe_weighting']);
  194. $attempt_html .= Display::div(get_lang('YourTotalScore').' '.$score, array('id'=>'question_score'));
  195. } else {
  196. $attempt_html .= Display::return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
  197. }
  198. } else {
  199. $attempt_html .= Display::return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
  200. }
  201. } else {
  202. $attempt_html .= Display :: return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
  203. }
  204. if ($origin == 'learnpath') {
  205. Display :: display_reduced_header();
  206. } else {
  207. Display :: display_header(get_lang('Exercises'));
  208. }
  209. echo $attempt_html;
  210. if ($origin != 'learnpath') {
  211. Display:: display_footer();
  212. }
  213. exit;
  214. }
  215. }
  216. if ($debug) {
  217. error_log("4. Setting the exe_id: $exe_id");
  218. }
  219. /* 5. Getting user exercise info (if the user took the exam before)
  220. generating exe_id */
  221. $exercise_stat_info = $objExercise->get_stat_track_exercise_info(
  222. $learnpath_id,
  223. $learnpath_item_id,
  224. $learnpath_item_view_id
  225. );
  226. // Fix in order to get the correct question list.
  227. $questionListUncompressed = $objExercise->getQuestionListWithMediasUncompressed();
  228. Session::write('question_list_uncompressed', $questionListUncompressed);
  229. $clock_expired_time = null;
  230. if (empty($exercise_stat_info)) {
  231. if ($debug) error_log('5 $exercise_stat_info is empty ');
  232. $total_weight = 0;
  233. $questionList = $objExercise->get_validated_question_list();
  234. foreach ($questionListUncompressed as $question_id) {
  235. $objQuestionTmp = Question::read($question_id);
  236. $total_weight += floatval($objQuestionTmp->weighting);
  237. }
  238. if ($time_control) {
  239. $expected_time = $current_timestamp + $total_seconds;
  240. if ($debug) error_log('5.1. $current_timestamp '.$current_timestamp);
  241. if ($debug) error_log('5.2. $expected_time '.$expected_time);
  242. $clock_expired_time = api_get_utc_datetime($expected_time);
  243. if ($debug) error_log('5.3. $expected_time '.$clock_expired_time);
  244. //Sessions that contain the expired time
  245. $_SESSION['expired_time'][$current_expired_time_key] = $clock_expired_time;
  246. if ($debug) { error_log('5.4. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key] ); };
  247. }
  248. $exe_id = $objExercise->save_stat_track_exercise_info(
  249. $clock_expired_time,
  250. $learnpath_id,
  251. $learnpath_item_id,
  252. $learnpath_item_view_id,
  253. $questionList,
  254. $total_weight
  255. );
  256. $exercise_stat_info = $objExercise->get_stat_track_exercise_info(
  257. $learnpath_id,
  258. $learnpath_item_id,
  259. $learnpath_item_view_id
  260. );
  261. if ($debug) error_log("5.5 exercise_stat_info[] exists getting exe_id $exe_id");
  262. } else {
  263. $exe_id = $exercise_stat_info['exe_id'];
  264. // Remember last question id position.
  265. $isFirstTime = Session::read('firstTime');
  266. if ($isFirstTime && $objExercise->type == ONE_PER_PAGE) {
  267. $resolvedQuestions = Event::getAllExerciseEventByExeId($exe_id);
  268. if (!empty($resolvedQuestions) &&
  269. !empty($exercise_stat_info['data_tracking'])
  270. ) {
  271. $last = current(end($resolvedQuestions));
  272. $attemptQuestionList = explode(',', $exercise_stat_info['data_tracking']);
  273. $count = 1;
  274. foreach ($attemptQuestionList as $question) {
  275. if ($last['question_id'] == $question) {
  276. break;
  277. }
  278. $count++;
  279. }
  280. $current_question = $count;
  281. }
  282. }
  283. if ($debug) error_log("5 exercise_stat_info[] exists getting exe_id $exe_id ");
  284. }
  285. $questionListInSession = Session::read('questionList');
  286. if (!isset($questionListInSession)) {
  287. // Selects the list of question ID
  288. $questionList = $objExercise->getQuestionList();
  289. // Media questions.
  290. $media_is_activated = $objExercise->mediaIsActivated();
  291. //Getting order from random
  292. if ($media_is_activated == false &&
  293. $objExercise->isRandom() &&
  294. isset($exercise_stat_info) &&
  295. !empty($exercise_stat_info['data_tracking'])
  296. ) {
  297. $questionList = explode(',', $exercise_stat_info['data_tracking']);
  298. }
  299. Session::write('questionList', $questionList);
  300. if ($debug > 0) {
  301. error_log('$_SESSION[questionList] was set');
  302. }
  303. } else {
  304. if (isset($objExercise) && isset($exerciseInSession)) {
  305. $questionList = Session::read('questionList');
  306. }
  307. }
  308. // Array to check in order to block the chat
  309. ExerciseLib::create_chat_exercise_session($exe_id);
  310. if ($debug) { error_log('6. $objExercise->get_stat_track_exercise_info function called:: '.print_r($exercise_stat_info, 1)); };
  311. if (!empty($exercise_stat_info['questions_to_check'])) {
  312. $my_remind_list = $exercise_stat_info['questions_to_check'];
  313. $my_remind_list = explode(',', $my_remind_list);
  314. $my_remind_list = array_filter($my_remind_list);
  315. }
  316. $params = "exe_id=$exe_id&exerciseId=$exerciseId&origin=$origin&learnpath_id=$learnpath_id&learnpath_item_id=$learnpath_item_id&learnpath_item_view_id=$learnpath_item_view_id&".api_get_cidreq();
  317. if ($debug) { error_log("6.1 params: -> $params"); };
  318. if ($reminder == 2 && empty($my_remind_list)) {
  319. if ($debug) { error_log("6.2 calling the exercise_reminder.php "); };
  320. header('Location: exercise_reminder.php?'.$params);
  321. exit;
  322. }
  323. /*
  324. * 7. Loading Time control parameters
  325. * If the expired time is major that zero(0) then the expired time is compute on this time.
  326. */
  327. if ($time_control) {
  328. if ($debug) error_log('7.1. Time control is enabled');
  329. if ($debug) error_log('7.2. $current_expired_time_key '.$current_expired_time_key);
  330. if ($debug) error_log('7.3. $_SESSION[expired_time][$current_expired_time_key] '.$_SESSION['expired_time'][$current_expired_time_key]);
  331. if (!isset($_SESSION['expired_time'][$current_expired_time_key])) {
  332. //Timer - Get expired_time for a student
  333. if (!empty($exercise_stat_info)) {
  334. if ($debug) {error_log('7.4 Seems that the session ends and the user want to retake the exam'); };
  335. $expired_time_of_this_attempt = $exercise_stat_info['expired_time_control'];
  336. if ($debug) {error_log('7.5 $expired_time_of_this_attempt: '.$expired_time_of_this_attempt); }
  337. // Get the last attempt of an exercise
  338. $last_attempt_date = Event::getLastAttemptDateOfExercise($exercise_stat_info['exe_id']);
  339. /* This means that the user enters the exam but do not answer the
  340. first question we get the date from the track_e_exercises not from
  341. the track_et_attempt see #2069 */
  342. if (empty($last_attempt_date)) {
  343. $diff = $current_timestamp - api_strtotime($exercise_stat_info['start_date'], 'UTC');
  344. $last_attempt_date = api_get_utc_datetime(api_strtotime($exercise_stat_info['start_date'],'UTC') + $diff);
  345. } else {
  346. //Recalculate the time control due #2069
  347. $diff = $current_timestamp - api_strtotime($last_attempt_date,'UTC');
  348. $last_attempt_date = api_get_utc_datetime(api_strtotime($last_attempt_date,'UTC') + $diff);
  349. }
  350. if ($debug) {error_log('7.6. $last_attempt_date: '.$last_attempt_date); }
  351. //New expired time - it is due to the possible closure of session
  352. $new_expired_time_in_seconds = api_strtotime($expired_time_of_this_attempt, 'UTC') - api_strtotime($last_attempt_date,'UTC');
  353. if ($debug) {error_log('7.7. $new_expired_time_in_seconds: '.$new_expired_time_in_seconds); }
  354. $expected_time = $current_timestamp + $new_expired_time_in_seconds;
  355. if ($debug) {error_log('7.8. $expected_time1: '.$expected_time); }
  356. $clock_expired_time = api_get_utc_datetime($expected_time);
  357. if ($debug) {error_log('7.9. $clock_expired_time: '.$clock_expired_time); }
  358. // First we update the attempt to today
  359. /* How the expired time is changed into "track_e_exercises" table,
  360. then the last attempt for this student should be changed too */
  361. $sql = "UPDATE $exercise_attempt_table SET
  362. tms = '".api_get_utc_datetime()."'
  363. WHERE
  364. exe_id = '".$exercise_stat_info['exe_id']."' AND
  365. tms = '".$last_attempt_date."' ";
  366. if ($debug) {error_log('7.10. $sql: '.$sql); }
  367. Database::query($sql);
  368. //Sessions that contain the expired time
  369. $_SESSION['expired_time'][$current_expired_time_key] = $clock_expired_time;
  370. if ($debug) {error_log('7.11. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key] ); };
  371. }
  372. } else {
  373. $clock_expired_time = $_SESSION['expired_time'][$current_expired_time_key];
  374. }
  375. } else {
  376. if ($debug) { error_log("7 No time control"); };
  377. }
  378. // Get time left for expiring time
  379. $time_left = api_strtotime($clock_expired_time,'UTC') - time();
  380. /*
  381. * The time control feature is enable here - this feature is enable for a jquery plugin called epiclock
  382. * for more details of how it works see this link : http://eric.garside.name/docs.html?p=epiclock
  383. */
  384. if ($time_control) { //Sends the exercise form when the expired time is finished
  385. $htmlHeadXtra[] = $objExercise->show_time_control_js($time_left);
  386. }
  387. // if the user has submitted the form
  388. $exercise_title = $objExercise->selectTitle();
  389. $exercise_sound = $objExercise->selectSound();
  390. //in LP's is enabled the "remember question" feature?
  391. if (!isset($_SESSION['questionList'])) {
  392. // selects the list of question ID
  393. $questionList = $objExercise->get_validated_question_list();
  394. if ($objExercise->isRandom() && !empty($exercise_stat_info['data_tracking'])) {
  395. $questionList = explode(',', $exercise_stat_info['data_tracking']);
  396. }
  397. Session::write('questionList', $questionList);
  398. if ($debug > 0) { error_log('$_SESSION[questionList] was set'); }
  399. } else {
  400. if (isset($objExercise) && isset($_SESSION['objExercise'])) {
  401. $questionList = $_SESSION['questionList'];
  402. }
  403. }
  404. if ($debug) error_log('8. Question list loaded '.print_r($questionList, 1));
  405. //Real question count
  406. $question_count = 0;
  407. if (!empty($questionList)) {
  408. $question_count = count($questionList);
  409. }
  410. if ($formSent && isset($_POST)) {
  411. if ($debug) { error_log('9. $formSent was set'); }
  412. // Initializing
  413. if (!is_array($exerciseResult)) {
  414. $exerciseResult = array();
  415. $exerciseResultCoordinates = array();
  416. }
  417. //Only for hotspot
  418. if (!isset($choice) && isset($_REQUEST['hidden_hotspot_id'])) {
  419. $hotspot_id = (int)($_REQUEST['hidden_hotspot_id']);
  420. $choice = array($hotspot_id => '');
  421. }
  422. // if the user has answered at least one question
  423. if (is_array($choice)) {
  424. if ($debug) { error_log('9.1. $choice is an array '.print_r($choice, 1)); }
  425. // Also store hotspot spots in the session ($exerciseResultCoordinates
  426. // will be stored in the session at the end of this script)
  427. if (isset($_POST['hotspot'])) {
  428. $exerciseResultCoordinates = $_POST['hotspot'];
  429. if ($debug) { error_log('9.2. $_POST[hotspot] data '.print_r($exerciseResultCoordinates, 1)); }
  430. }
  431. if ($objExercise->type == ALL_ON_ONE_PAGE) {
  432. // $exerciseResult receives the content of the form.
  433. // Each choice of the student is stored into the array $choice
  434. $exerciseResult = $choice;
  435. } else {
  436. // gets the question ID from $choice. It is the key of the array
  437. list ($key) = array_keys($choice);
  438. // if the user didn't already answer this question
  439. if (!isset($exerciseResult[$key])) {
  440. // stores the user answer into the array
  441. $exerciseResult[$key] = $choice[$key];
  442. //saving each question
  443. if ($objExercise->feedback_type != EXERCISE_FEEDBACK_TYPE_DIRECT) {
  444. $nro_question = $current_question; // - 1;
  445. $questionId = $key;
  446. // gets the student choice for this question
  447. $choice = $exerciseResult[$questionId];
  448. if (isset($exe_id)) {
  449. // Manage the question and answer attempts
  450. if ($debug) { error_log('8.3. manage_answer exe_id: '.$exe_id.' - $questionId: '.$questionId.' Choice'.print_r($choice,1)); }
  451. $objExercise->manage_answer(
  452. $exe_id,
  453. $questionId,
  454. $choice,
  455. 'exercise_show',
  456. $exerciseResultCoordinates,
  457. true,
  458. false,
  459. false,
  460. $objExercise->propagate_neg,
  461. array()
  462. );
  463. }
  464. //END of saving and qualifying
  465. }
  466. }
  467. }
  468. if ($debug) { error_log('9.3. $choice is an array - end'); }
  469. if ($debug) { error_log('9.4. $exerciseResult '.print_r($exerciseResult,1)); }
  470. }
  471. // the script "exercise_result.php" will take the variable $exerciseResult from the session
  472. Session::write('exerciseResult', $exerciseResult);
  473. Session::write('remind_list', $remind_list);
  474. Session::write('exerciseResultCoordinates',$exerciseResultCoordinates);
  475. // if all questions on one page OR if it is the last question (only for an exercise with one question per page)
  476. if ($objExercise->type == ALL_ON_ONE_PAGE || $current_question >= $question_count) {
  477. if (api_is_allowed_to_session_edit()) {
  478. // goes to the script that will show the result of the exercise
  479. if ($objExercise->type == ALL_ON_ONE_PAGE) {
  480. if ($debug) { error_log('10. Exercise ALL_ON_ONE_PAGE -> Redirecting to exercise_result.php'); }
  481. //We check if the user attempts before sending to the exercise_result.php
  482. if ($objExercise->selectAttempts() > 0) {
  483. $attempt_count = Event::get_attempt_count(
  484. api_get_user_id(),
  485. $exerciseId,
  486. $learnpath_id,
  487. $learnpath_item_id,
  488. $learnpath_item_view_id
  489. );
  490. if ($attempt_count >= $objExercise->selectAttempts()) {
  491. Display :: display_warning_message(
  492. sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()),
  493. false
  494. );
  495. if ($origin != 'learnpath') {
  496. //so we are not in learnpath tool
  497. echo '</div>'; //End glossary div
  498. Display :: display_footer();
  499. } else {
  500. echo '</body></html>';
  501. }
  502. }
  503. }
  504. header("Location: exercise_result.php?".api_get_cidreq()."&exe_id=$exe_id&origin=$origin&learnpath_id=$learnpath_id&learnpath_item_id=$learnpath_item_id&learnpath_item_view_id=$learnpath_item_view_id");
  505. exit;
  506. } else {
  507. if ($debug) { error_log('10. Redirecting to exercise_show.php'); }
  508. header("Location: exercise_result.php?".api_get_cidreq()."&exe_id=$exe_id&origin=$origin&learnpath_id=$learnpath_id&learnpath_item_id=$learnpath_item_id&learnpath_item_view_id=$learnpath_item_view_id");
  509. exit;
  510. }
  511. } else {
  512. if ($debug) { error_log('10. Redirecting to exercise_submit.php'); }
  513. header("Location: exercise_submit.php?".api_get_cidreq()."&exerciseId=$exerciseId&origin=$origin");
  514. exit;
  515. }
  516. }
  517. if ($debug) { error_log('11. $formSent was set - end'); }
  518. } else {
  519. if ($debug) { error_log('9. $formSent was NOT sent'); }
  520. }
  521. // If questionNum comes from POST and not from GET
  522. $latestQuestionId = Event::getLatestQuestionIdFromAttempt($exe_id);
  523. if (is_null($current_question)) {
  524. $current_question = 1;
  525. if ($latestQuestionId) {
  526. $current_question = $objExercise->getPositionInCompressedQuestionList($latestQuestionId);
  527. }
  528. } else {
  529. $current_question++;
  530. }
  531. if ($question_count != 0) {
  532. if (($objExercise->type == ALL_ON_ONE_PAGE ||
  533. $current_question > $question_count)
  534. ) {
  535. if (api_is_allowed_to_session_edit()) {
  536. // goes to the script that will show the result of the exercise
  537. if ($objExercise->type == ALL_ON_ONE_PAGE) {
  538. if ($debug) { error_log('12. Exercise ALL_ON_ONE_PAGE -> Redirecting to exercise_result.php'); }
  539. //We check if the user attempts before sending to the exercise_result.php
  540. if ($objExercise->selectAttempts() > 0) {
  541. $attempt_count = Event::get_attempt_count(
  542. api_get_user_id(),
  543. $exerciseId,
  544. $learnpath_id,
  545. $learnpath_item_id,
  546. $learnpath_item_view_id
  547. );
  548. if ($attempt_count >= $objExercise->selectAttempts()) {
  549. Display :: display_warning_message(
  550. sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()),
  551. false
  552. );
  553. if ($origin != 'learnpath') {
  554. //so we are not in learnpath tool
  555. echo '</div>'; //End glossary div
  556. Display :: display_footer();
  557. } else {
  558. echo '</body></html>';
  559. }
  560. exit;
  561. }
  562. }
  563. } else {
  564. if ($objExercise->review_answers) {
  565. header('Location: exercise_reminder.php?'.$params);
  566. exit;
  567. } else {
  568. header("Location: exercise_result.php?".api_get_cidreq()."&exe_id=$exe_id&origin=$origin&learnpath_id=$learnpath_id&learnpath_item_id=$learnpath_item_id&learnpath_item_view_id=$learnpath_item_view_id");
  569. exit;
  570. }
  571. }
  572. } else {
  573. if ($debug) { error_log('Redirecting to exercise_submit.php'); }
  574. exit;
  575. }
  576. }
  577. } else {
  578. $error = get_lang('ThereAreNoQuestionsForThisExercise');
  579. // if we are in the case where user select random by category, but didn't choose the number of random question
  580. if ($objExercise->selectRandomByCat() > 0 && $objExercise->random <= 0) {
  581. $error .= "<br/>".get_lang('PleaseSelectSomeRandomQuestion');
  582. }
  583. }
  584. if (!empty ($_GET['gradebook']) && $_GET['gradebook'] == 'view') {
  585. $_SESSION['gradebook'] = Security :: remove_XSS($_GET['gradebook']);
  586. $gradebook = $_SESSION['gradebook'];
  587. } elseif (empty ($_GET['gradebook'])) {
  588. unset ($_SESSION['gradebook']);
  589. $gradebook = '';
  590. }
  591. if (!empty ($gradebook) && $gradebook == 'view') {
  592. $interbreadcrumb[] = array ('url' => '../gradebook/' . Security::remove_XSS($_SESSION['gradebook_dest']),'name' => get_lang('ToolGradebook'));
  593. }
  594. $interbreadcrumb[] = array ("url" => "exercise.php?".api_get_cidreq(), "name" => get_lang('Exercises'));
  595. $interbreadcrumb[] = array ("url" => "#", "name" => $objExercise->name);
  596. if ($origin != 'learnpath') { //so we are not in learnpath tool
  597. Display :: display_header(null,'Exercises');
  598. if (!api_is_allowed_to_session_edit() ) {
  599. Display :: display_warning_message(get_lang('SessionIsReadOnly'));
  600. }
  601. } else {
  602. $htmlHeadXtra[] = "
  603. <style>
  604. body { background: none;}
  605. </style>
  606. ";
  607. Display::display_reduced_header();
  608. echo '<div style="height:10px">&nbsp;</div>';
  609. }
  610. $show_quiz_edition = $objExercise->added_in_lp();
  611. // I'm in a preview mode
  612. if (api_is_course_admin() && $origin != 'learnpath') {
  613. echo '<div class="actions">';
  614. if ($show_quiz_edition == false) {
  615. echo '<a href="exercise_admin.php?' . api_get_cidreq() . '&modifyExercise=yes&exerciseId=' . $objExercise->id . '">'.Display :: return_icon('settings.png', get_lang('ModifyExercise'),'',ICON_SIZE_MEDIUM).'</a>';
  616. } else {
  617. echo '<a href="#">'.Display::return_icon('settings_na.png', get_lang('ModifyExercise'),'',ICON_SIZE_MEDIUM).'</a>';
  618. }
  619. echo '</div>';
  620. }
  621. $is_visible_return = $objExercise->is_visible(
  622. $learnpath_id,
  623. $learnpath_item_id,
  624. $learnpath_item_view_id
  625. );
  626. if ($is_visible_return['value'] == false) {
  627. echo $is_visible_return['message'];
  628. if ($origin != 'learnpath') {
  629. Display :: display_footer();
  630. }
  631. exit;
  632. }
  633. $limit_time_exists = (!empty($objExercise->start_time) || !empty($objExercise->end_time)) ? true : false;
  634. if ($limit_time_exists) {
  635. $exercise_start_time = api_strtotime($objExercise->start_time, 'UTC');
  636. $exercise_end_time = api_strtotime($objExercise->end_time, 'UTC');
  637. $time_now = time();
  638. if (!empty($objExercise->start_time)) {
  639. $permission_to_start = (($time_now - $exercise_start_time) > 0) ? true : false;
  640. } else {
  641. $permission_to_start = true;
  642. }
  643. if ($_SERVER['REQUEST_METHOD'] != 'POST') {
  644. if (!empty($objExercise->end_time)) {
  645. $exercise_timeover = (($time_now - $exercise_end_time) > 0) ? true : false;
  646. } else {
  647. $exercise_timeover = false;
  648. }
  649. }
  650. if (!$permission_to_start || $exercise_timeover) {
  651. if (!api_is_allowed_to_edit(null,true)) {
  652. $message_warning = $permission_to_start ? get_lang('ReachedTimeLimit') : get_lang('ExerciseNoStartedYet');
  653. Display :: display_warning_message(sprintf($message_warning, $exercise_title, $objExercise->selectAttempts()));
  654. if ($origin != 'learnpath') {
  655. Display :: display_footer();
  656. }
  657. exit;
  658. } else {
  659. $message_warning = $permission_to_start ? get_lang('ReachedTimeLimitAdmin') : get_lang('ExerciseNoStartedAdmin');
  660. Display :: display_warning_message(sprintf($message_warning, $exercise_title, $objExercise->selectAttempts()));
  661. }
  662. }
  663. }
  664. // Blocking empty start times see BT#2800
  665. global $_custom;
  666. if (isset($_custom['exercises_hidden_when_no_start_date']) &&
  667. $_custom['exercises_hidden_when_no_start_date']
  668. ) {
  669. if (empty($objExercise->start_time)) {
  670. Display:: display_warning_message(
  671. sprintf(
  672. get_lang('ExerciseNoStartedYet'),
  673. $exercise_title,
  674. $objExercise->selectAttempts()
  675. )
  676. );
  677. if ($origin != 'learnpath') {
  678. Display :: display_footer();
  679. }
  680. }
  681. }
  682. //Timer control
  683. if ($time_control) {
  684. echo $objExercise->return_time_left_div();
  685. echo '<div style="display:none" class="warning-message" id="expired-message-id">'.get_lang('ExerciseExpiredTimeMessage').'</div>';
  686. }
  687. if ($origin != 'learnpath') {
  688. echo '<div id="highlight-plugin" class="glossary-content">';
  689. }
  690. if ($reminder == 2) {
  691. if ($debug) { error_log(' $reminder == 2'); }
  692. $data_tracking = $exercise_stat_info['data_tracking'];
  693. $data_tracking = explode(',', $data_tracking);
  694. $current_question = 1; //set by default the 1st question
  695. if (!empty($my_remind_list)) {
  696. //Checking which questions we are going to call from the remind list
  697. for ($i = 0; $i < count($data_tracking); $i++) {
  698. for($j = 0; $j < count($my_remind_list); $j++) {
  699. if (!empty($remind_question_id)) {
  700. if ($remind_question_id == $my_remind_list[$j]) {
  701. if ($remind_question_id == $data_tracking[$i]) {
  702. if (isset($my_remind_list[$j+1])) {
  703. $remind_question_id = $my_remind_list[$j+1];
  704. $current_question = $i + 1;
  705. } else {
  706. // We end the remind list we go to the exercise_reminder.php please
  707. $remind_question_id = -1;
  708. $current_question = $i + 1; // last question
  709. }
  710. break 2;
  711. }
  712. }
  713. } else {
  714. if ($my_remind_list[$j] == $data_tracking[$i]) {
  715. if (isset($my_remind_list[$j+1])) {
  716. $remind_question_id = $my_remind_list[$j+1];
  717. $current_question = $i + 1; // last question
  718. } else {
  719. // We end the remind list we go to the exercise_reminder.php please
  720. $remind_question_id = -1;
  721. $current_question = $i + 1; // last question
  722. }
  723. break 2;
  724. }
  725. }
  726. }
  727. }
  728. } else {
  729. if ($objExercise->review_answers) {
  730. if ($debug) { error_log('. redirecting to exercise_reminder.php '); }
  731. header("Location: exercise_reminder.php?$params");
  732. exit;
  733. }
  734. }
  735. }
  736. if ($objExercise->review_answers) {
  737. $script_php = 'exercise_reminder.php';
  738. } else {
  739. $script_php = 'exercise_result.php';
  740. }
  741. if (!empty($error)) {
  742. Display :: display_error_message($error, false);
  743. } else {
  744. if (!empty ($exercise_sound)) {
  745. echo "<a href=\"../document/download.php?doc_url=%2Faudio%2F" . Security::remove_XSS($exercise_sound) . "\" target=\"_blank\">", "<img src=\"../img/sound.gif\" border=\"0\" align=\"absmiddle\" alt=", get_lang('Sound') . "\" /></a>";
  746. }
  747. // Get number of hotspot questions for javascript validation
  748. $number_of_hotspot_questions = 0;
  749. $onsubmit = '';
  750. $i = 0;
  751. if (!empty($questionList)) {
  752. foreach ($questionList as $questionId) {
  753. $i++;
  754. $objQuestionTmp = Question::read($questionId);
  755. // for sequential exercises
  756. if ($objExercise->type == ONE_PER_PAGE) {
  757. // if it is not the right question, goes to the next loop iteration
  758. if ($current_question != $i) {
  759. continue;
  760. } else {
  761. if ($objQuestionTmp->selectType() == HOT_SPOT || $objQuestionTmp->selectType() == HOT_SPOT_DELINEATION) {
  762. $number_of_hotspot_questions++;
  763. }
  764. break;
  765. }
  766. } else {
  767. if ($objQuestionTmp->selectType() == HOT_SPOT || $objQuestionTmp->selectType() == HOT_SPOT_DELINEATION) {
  768. $number_of_hotspot_questions++;
  769. }
  770. }
  771. }
  772. }
  773. if ($number_of_hotspot_questions > 0) {
  774. $onsubmit = "onsubmit=\"return validateFlashVar('" . $number_of_hotspot_questions . "', '" . get_lang('HotspotValidateError1') . "', '" . get_lang('HotspotValidateError2') . "');\"";
  775. }
  776. echo '<script>
  777. $(function() {
  778. //This pre-load the save.png icon
  779. var saveImage = new Image();
  780. saveImage.src = \'' . Display::return_icon(
  781. 'save.png',
  782. get_lang('Saved'),
  783. array(),
  784. ICON_SIZE_SMALL,
  785. false,
  786. true
  787. ) . '\';
  788. // Block form submition on enter
  789. $(".block_on_enter").keypress(function(event) {
  790. return event.keyCode != 13;
  791. });
  792. $(".main_question").mouseover(function() {
  793. //$(this).find(".exercise_save_now_button").show();
  794. //$(this).addClass("question_highlight");
  795. });
  796. $(".main_question").mouseout(function() {
  797. //$(this).find(".exercise_save_now_button").hide();
  798. $(this).removeClass("question_highlight");
  799. });
  800. $(".no_remind_highlight").hide();
  801. // if the users validates the form using return key, prevent form action and simulates click on validation button
  802. /*$("#exercise_form").submit(function(){
  803. $(".question-validate-btn").first().trigger("click");
  804. return false;
  805. });*/
  806. $(\'form#exercise_form\').prepend($(\'#exercise-description\'));
  807. });
  808. function previous_question(question_num) {
  809. url = "exercise_submit.php?'.$params.'&num="+question_num;
  810. window.location = url;
  811. }
  812. function previous_question_and_save(previous_question_id, question_id_to_save) {
  813. url = "exercise_submit.php?'.$params.'&num="+previous_question_id;
  814. //Save the current question
  815. save_now(question_id_to_save, url);
  816. }
  817. function save_question_list(question_list) {
  818. $.each(question_list, function(key, question_id) {
  819. save_now(question_id, null, false);
  820. });
  821. var url = "";
  822. if ('.$reminder.' == 1 ) {
  823. url = "exercise_reminder.php?'.$params.'&num='.$current_question.'";
  824. } else if ('.$reminder.' == 2 ) {
  825. url = "exercise_submit.php?'.$params.'&num='.$current_question.'&remind_question_id='.$remind_question_id.'&reminder=2";
  826. } else {
  827. url = "exercise_submit.php?'.$params.'&num='.$current_question.'&remind_question_id='.$remind_question_id.'";
  828. }
  829. //$("#save_for_now_"+question_id).html(\'' . Display::return_icon('save.png', get_lang('Saved'), array(), ICON_SIZE_SMALL) . '\');
  830. window.location = url;
  831. }
  832. function save_now(question_id, url_extra) {
  833. //1. Normal choice inputs
  834. var my_choice = $(\'*[name*="choice[\'+question_id+\']"]\').serialize();
  835. //2. Reminder checkbox
  836. var remind_list = $(\'*[name*="remind_list"]\').serialize();
  837. //3. Hotspots
  838. var hotspot = $(\'*[name*="hotspot[\'+question_id+\']"]\').serialize();
  839. // Checking FCK
  840. if (question_id) {
  841. if (CKEDITOR.instances["choice["+question_id+"]"]) {
  842. var ckContent = CKEDITOR.instances["choice["+question_id+"]"].getData();
  843. my_choice = {};
  844. my_choice["choice["+question_id+"]"] = ckContent;
  845. my_choice = $.param(my_choice);
  846. }
  847. }
  848. if ($(\'input[name="remind_list[\'+question_id+\']"]\').is(\':checked\')) {
  849. $("#question_div_"+question_id).addClass("remind_highlight");
  850. } else {
  851. $("#question_div_"+question_id).removeClass("remind_highlight");
  852. }
  853. // Only for the first time
  854. $("#save_for_now_"+question_id).html(\'' . Display::returnFontAwesomeIcon('spinner', null, true, 'fa-spin') . '\');
  855. $.ajax({
  856. type:"post",
  857. async: false,
  858. url: "'.api_get_path(WEB_AJAX_PATH).'exercise.ajax.php?'.api_get_cidreq().'&a=save_exercise_by_now",
  859. data: "'.$params.'&type=simple&question_id="+question_id+"&"+my_choice+"&"+hotspot+"&"+remind_list,
  860. success: function(return_value) {
  861. if (return_value == "ok") {
  862. $("#save_for_now_"+question_id).html(\'' . Display::return_icon('save.png', get_lang('Saved'), array(), ICON_SIZE_SMALL) . '\');
  863. } else if (return_value == "error") {
  864. $("#save_for_now_"+question_id).html(\'' . Display::return_icon('error.png', get_lang('Error'), array(), ICON_SIZE_SMALL) . '\');
  865. } else if (return_value == "one_per_page") {
  866. var url = "";
  867. if ('.$reminder.' == 1 ) {
  868. url = "exercise_reminder.php?'.$params.'&num='.$current_question.'";
  869. } else if ('.$reminder.' == 2 ) {
  870. url = "exercise_submit.php?'.$params.'&num='.$current_question.'&remind_question_id='.$remind_question_id.'&reminder=2";
  871. } else {
  872. url = "exercise_submit.php?'.$params.'&num='.$current_question.'&remind_question_id='.$remind_question_id.'";
  873. }
  874. if (url_extra) {
  875. url = url_extra;
  876. }
  877. $("#save_for_now_"+question_id).html(\'' . Display::return_icon('save.png', get_lang('Saved'), array(), ICON_SIZE_SMALL) . '\');
  878. window.location = url;
  879. }
  880. },
  881. error: function() {
  882. $("#save_for_now_"+question_id).html(\'' . Display::return_icon('error.png', get_lang('Error'), array(), ICON_SIZE_SMALL) . '\');
  883. }
  884. });
  885. return false;
  886. }
  887. function save_now_all(validate) {
  888. // 1. Input choice.
  889. var my_choice = $(\'*[name*="choice"]\').serialize();
  890. // 2. Reminder.
  891. var remind_list = $(\'*[name*="remind_list"]\').serialize();
  892. // 3. Hotspots.
  893. var hotspot = $(\'*[name*="hotspot"]\').serialize();
  894. // Question list.
  895. var question_list = ['.implode(',', $questionList).'];
  896. var free_answers = {};
  897. $.each(question_list, function(index, my_question_id) {
  898. // Checking FCK
  899. if (my_question_id) {
  900. if (CKEDITOR.instances["choice["+my_question_id+"]"]) {
  901. var ckContent = CKEDITOR.instances["choice["+my_question_id+"]"].getData();
  902. free_answers["free_choice["+my_question_id+"]"] = ckContent;
  903. }
  904. }
  905. });
  906. free_answers = $.param(free_answers);
  907. $("#save_all_reponse").html(\'' . Display::returnFontAwesomeIcon('spinner', null, true, 'fa-spin') . '\');
  908. $.ajax({
  909. type:"post",
  910. async: false,
  911. url: "'.api_get_path(WEB_AJAX_PATH).'exercise.ajax.php?'.api_get_cidreq().'&a=save_exercise_by_now",
  912. data: "'.$params.'&type=all&"+my_choice+"&"+hotspot+"&"+free_answers+"&"+remind_list,
  913. success: function(return_value) {
  914. if (return_value == "ok") {
  915. //$("#save_all_reponse").html(\'' . Display::return_icon('accept.png') . '\');
  916. if (validate == "validate") {
  917. window.location = "'.$script_php.'?'.$params.'";
  918. } else {
  919. $("#save_all_reponse").html(\'' . Display::return_icon('accept.png') . '\');
  920. }
  921. } else {
  922. $("#save_all_reponse").html(\'' . Display::return_icon('wrong.gif') . '\');
  923. }
  924. }
  925. });
  926. return false;
  927. }
  928. function validate_all() {
  929. save_now_all("validate");
  930. return false;
  931. }
  932. </script>';
  933. echo '<form id="exercise_form" method="post" action="'.api_get_self().'?'.api_get_cidreq().'&autocomplete=off&&exerciseId='.$exerciseId .'" name="frm_exercise" '.$onsubmit.'>
  934. <input type="hidden" name="formSent" value="1" />
  935. <input type="hidden" name="exerciseId" value="'.$exerciseId . '" />
  936. <input type="hidden" name="num" value="'.$current_question.'" id="num_current_id" />
  937. <input type="hidden" name="num_answer" value="'.$currentAnswer.'" id="num_current_answer_id" />
  938. <input type="hidden" name="exe_id" value="'.$exe_id . '" />
  939. <input type="hidden" name="origin" value="'.$origin . '" />
  940. <input type="hidden" name="learnpath_id" value="'.$learnpath_id . '" />
  941. <input type="hidden" name="learnpath_item_id" value="'.$learnpath_item_id . '" />
  942. <input type="hidden" name="learnpath_item_view_id" value="'.$learnpath_item_view_id . '" />';
  943. // Show list of questions
  944. $i = 1;
  945. $attempt_list = array();
  946. if (isset($exe_id)) {
  947. $attempt_list = Event::getAllExerciseEventByExeId($exe_id);
  948. }
  949. $remind_list = array();
  950. if (isset($exercise_stat_info['questions_to_check']) && !empty($exercise_stat_info['questions_to_check'])) {
  951. $remind_list = explode(',', $exercise_stat_info['questions_to_check']);
  952. }
  953. foreach ($questionList as $questionId) {
  954. // for sequential exercises
  955. if ($objExercise->type == ONE_PER_PAGE) {
  956. // if it is not the right question, goes to the next loop iteration
  957. if ($current_question != $i) {
  958. $i++;
  959. continue;
  960. } else {
  961. if ($objExercise->feedback_type != EXERCISE_FEEDBACK_TYPE_DIRECT) {
  962. // if the user has already answered this question
  963. if (isset($exerciseResult[$questionId])) {
  964. // construction of the Question object
  965. $objQuestionTmp = Question::read($questionId);
  966. $questionName = $objQuestionTmp->selectTitle();
  967. // destruction of the Question object
  968. unset ($objQuestionTmp);
  969. Display :: display_normal_message(get_lang('AlreadyAnswered'));
  970. $i++;
  971. break;
  972. }
  973. }
  974. }
  975. }
  976. $user_choice = null;
  977. if (isset($attempt_list[$questionId])) {
  978. $user_choice = $attempt_list[$questionId];
  979. } elseif ($objExercise->saveCorrectAnswers) {
  980. $correctAnswers = $objExercise->getCorrectAnswersInAllAttempts($learnpath_id, $learnpath_item_id);
  981. if (isset($correctAnswers[$questionId])) {
  982. $user_choice = $correctAnswers[$questionId];
  983. }
  984. }
  985. $remind_highlight = '';
  986. //Hides questions when reviewing a ALL_ON_ONE_PAGE exercise see #4542 no_remind_highlight class hide with jquery
  987. if ($objExercise->type == ALL_ON_ONE_PAGE && isset($_GET['reminder']) && $_GET['reminder'] == 2) {
  988. $remind_highlight = 'no_remind_highlight';
  989. }
  990. $exercise_actions = '';
  991. $is_remind_on = false;
  992. $attributes = array('id' =>'remind_list['.$questionId.']');
  993. if (in_array($questionId, $remind_list)) {
  994. $is_remind_on = true;
  995. $attributes['checked'] = 1;
  996. $remind_question = true;
  997. $remind_highlight = ' remind_highlight ';
  998. }
  999. // Showing the exercise description
  1000. if (!empty($objExercise->description)) {
  1001. if ($objExercise->type == ONE_PER_PAGE ||
  1002. ($objExercise->type != ONE_PER_PAGE && $i==1)
  1003. ) {
  1004. $open = false;
  1005. if ($objExercise->type != ONE_PER_PAGE) {
  1006. $open = true;
  1007. }
  1008. echo Display::panelCollapse('<span>'.
  1009. get_lang('ExerciseDescriptionLabel').'</span>',
  1010. $objExercise->description,
  1011. 'exercise-description',
  1012. [],
  1013. 'description',
  1014. 'exercise-collapse',
  1015. $open,
  1016. true
  1017. );
  1018. }
  1019. }
  1020. echo '<div id="question_div_'.$questionId.'" class="main-question '.$remind_highlight.'" >';
  1021. // Shows the question and its answers
  1022. ExerciseLib::showQuestion(
  1023. $questionId,
  1024. false,
  1025. $origin,
  1026. $i,
  1027. true,
  1028. false,
  1029. $user_choice,
  1030. false,
  1031. null,
  1032. false,
  1033. true
  1034. );
  1035. // Button save and continue
  1036. switch ($objExercise->type) {
  1037. case ONE_PER_PAGE:
  1038. $exercise_actions .= $objExercise->show_button($questionId, $current_question);
  1039. break;
  1040. case ALL_ON_ONE_PAGE :
  1041. $button = '<a href="javascript://" class="btn btn-info" onclick="save_now(\''.$questionId.'\'); ">'.get_lang('SaveForNow').'</a>';
  1042. $button .= '<span id="save_for_now_'.$questionId.'"></span>&nbsp;';
  1043. $exercise_actions .= Display::div($button, array('class'=>'exercise_save_now_button'));
  1044. break;
  1045. }
  1046. // Checkbox review answers
  1047. if ($objExercise->review_answers) {
  1048. $remind_question_div = Display::tag(
  1049. 'label',
  1050. Display::input(
  1051. 'checkbox',
  1052. 'remind_list[' . $questionId . ']',
  1053. '',
  1054. $attributes
  1055. ) . get_lang('ReviewQuestionLater'),
  1056. array(
  1057. 'class' => 'checkbox',
  1058. 'for' => 'remind_list[' . $questionId . ']'
  1059. )
  1060. );
  1061. $exercise_actions .= Display::div($remind_question_div, array('class'=>'exercise_save_now_button'));
  1062. }
  1063. echo Display::div($exercise_actions, array('class'=>'form-actions'));
  1064. echo '</div>';
  1065. $i++;
  1066. // for sequential exercises
  1067. if ($objExercise->type == ONE_PER_PAGE) {
  1068. // quits the loop
  1069. break;
  1070. }
  1071. }
  1072. // end foreach()
  1073. if ($objExercise->type == ALL_ON_ONE_PAGE) {
  1074. $exercise_actions = $objExercise->show_button($questionId, $current_question);
  1075. echo Display::div($exercise_actions, array('class'=>'exercise_actions'));
  1076. echo '<br>';
  1077. }
  1078. echo '</form>';
  1079. }
  1080. if ($origin != 'learnpath') {
  1081. // So we are not in learnpath tool
  1082. echo '</div>'; //End glossary div
  1083. }
  1084. Display :: display_footer();