* Fill in blank option added (2008)
* Cleaning exercises (2010),
* Adding hotspot delineation support (2011)
* Adding reminder + ajax support (2011)
* Modified by hubert.borderiou (2011-10-21 question category)
*/
require_once __DIR__.'/../inc/global.inc.php';
$current_course_tool = TOOL_QUIZ;
$this_section = SECTION_COURSES;
$debug = false;
// Notice for unauthorized people.
api_protect_course_script(true);
$origin = api_get_origin();
$is_allowedToEdit = api_is_allowed_to_edit(null, true);
$courseId = api_get_course_int_id();
$sessionId = api_get_session_id();
$glossaryExtraTools = api_get_setting('show_glossary_in_extra_tools');
$allowTimePerQuestion = ('true' === api_get_setting('exercise.allow_time_per_question'));
if ($allowTimePerQuestion) {
$htmlHeadXtra[] = api_get_asset('easytimer/easytimer.min.js');
}
$showPreviousButton = true;
$showGlossary = in_array($glossaryExtraTools, ['true', 'exercise', 'exercise_and_lp']);
if ('learnpath' === $origin) {
$showGlossary = in_array($glossaryExtraTools, ['true', 'lp', 'exercise_and_lp']);
}
if ($showGlossary) {
$htmlHeadXtra[] = '';
$htmlHeadXtra[] = api_get_js('jquery.highlight.js');
}
//$js = '';
//$htmlHeadXtra[] = $js;
//$htmlHeadXtra[] = api_get_js('jqueryui-touch-punch/jquery.ui.touch-punch.min.js');
//$htmlHeadXtra[] = api_get_js('jquery.jsPlumb.all.js');
//$htmlHeadXtra[] = api_get_js('d3/jquery.xcolor.js');
//This library is necessary for the time control feature
//tmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/epiclock/stylesheet/jquery.epiclock.css');
//$htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/epiclock/renderers/minute/epiclock.minute.css');
//$htmlHeadXtra[] = api_get_js('epiclock/javascript/jquery.dateformat.min.js');
//$htmlHeadXtra[] = api_get_js('epiclock/javascript/jquery.epiclock.min.js');
//$htmlHeadXtra[] = api_get_js('epiclock/renderers/minute/epiclock.minute.js');
$htmlHeadXtra[] = api_get_build_js('legacy_exercise.js');
$htmlHeadXtra[] = '';
//$htmlHeadXtra[] = '';
if ('true' === api_get_setting('exercise.quiz_prevent_copy_paste')) {
$htmlHeadXtra[] = '';
}
$htmlHeadXtra[] = '';
$htmlHeadXtra[] = api_get_js('record_audio/record_audio.js');
$zoomOptions = api_get_setting('exercise.quiz_image_zoom', true);
if (isset($zoomOptions['options']) && !in_array($origin, ['embeddable', 'mobileapp'])) {
$options = $zoomOptions['options'];
$htmlHeadXtra[] = '';
$htmlHeadXtra[] = '';
}
$template = new Template();
// General parameters passed via POST/GET
$learnpath_id = isset($_REQUEST['learnpath_id']) ? (int) $_REQUEST['learnpath_id'] : 0;
$learnpath_item_id = isset($_REQUEST['learnpath_item_id']) ? (int) $_REQUEST['learnpath_item_id'] : 0;
$learnpath_item_view_id = isset($_REQUEST['learnpath_item_view_id']) ? (int) $_REQUEST['learnpath_item_view_id'] : 0;
$reminder = isset($_REQUEST['reminder']) ? (int) $_REQUEST['reminder'] : 0;
$remind_question_id = isset($_REQUEST['remind_question_id']) ? (int) $_REQUEST['remind_question_id'] : 0;
$exerciseId = isset($_REQUEST['exerciseId']) ? (int) $_REQUEST['exerciseId'] : 0;
$formSent = isset($_REQUEST['formSent']) ? $_REQUEST['formSent'] : null;
$exerciseResult = isset($_REQUEST['exerciseResult']) ? $_REQUEST['exerciseResult'] : null;
$exerciseResultCoordinates = isset($_REQUEST['exerciseResultCoordinates']) ? $_REQUEST['exerciseResultCoordinates'] : null;
$choice = isset($_REQUEST['choice']) ? $_REQUEST['choice'] : null;
$choice = empty($choice) ? isset($_REQUEST['choice2']) ? $_REQUEST['choice2'] : null : null;
$questionCategoryId = isset($_REQUEST['category_id']) ? (int) $_REQUEST['category_id'] : 0;
$current_question = $currentQuestionFromUrl = isset($_REQUEST['num']) ? (int) $_REQUEST['num'] : null;
$currentAnswer = isset($_REQUEST['num_answer']) ? (int) $_REQUEST['num_answer'] : null;
$logInfo = [
'tool' => TOOL_QUIZ,
'tool_id' => $exerciseId,
'action' => $learnpath_id,
'action_details' => $learnpath_id,
];
Event::registerLog($logInfo);
$error = '';
$exercise_attempt_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
/* Teacher takes an exam and want to see a preview,
we delete the objExercise from the session in order to get the latest
changes in the exercise */
if (api_is_allowed_to_edit(null, true) &&
isset($_GET['preview']) && 1 == $_GET['preview']
) {
Session::erase('objExercise');
}
// 1. Loading the $objExercise variable
/** @var \Exercise $exerciseInSession */
$exerciseInSession = Session::read('objExercise');
if (empty($exerciseInSession) || (!empty($exerciseInSession) && ($exerciseInSession->id != $_GET['exerciseId']))) {
// Construction of Exercise
$objExercise = new Exercise($courseId);
Session::write('firstTime', true);
if ($debug) {
error_log('1. Setting the $objExercise variable');
}
Session::erase('questionList');
// if the specified exercise doesn't exist or is disabled
if (!$objExercise->read($exerciseId) ||
(!$objExercise->selectStatus() && !$is_allowedToEdit && !in_array($origin, ['learnpath', 'embeddable']))
) {
unset($objExercise);
$error = get_lang('Test not found or not visible');
} else {
// Saves the object into the session
Session::write('objExercise', $objExercise);
}
} else {
Session::write('firstTime', false);
}
// 2. Checking if $objExercise is set.
/** @var |Exercise $objExercise */
if (!isset($objExercise) && isset($exerciseInSession)) {
if ($debug) {
error_log('2. Loading $objExercise from session');
}
$objExercise = $exerciseInSession;
}
$exerciseInSession = Session::read('objExercise');
// 3. $objExercise is not set, then return to the exercise list.
if (!is_object($objExercise)) {
header('Location: exercise.php?'.api_get_cidreq());
exit;
}
if ('true' === api_get_plugin_setting('positioning', 'tool_enable')) {
$plugin = Positioning::create();
if ($plugin->blockFinalExercise(api_get_user_id(), $objExercise->iId, api_get_course_int_id(), $sessionId)) {
api_not_allowed(true);
}
}
// if the user has submitted the form.
$exercise_title = $objExercise->selectTitle();
$exercise_sound = $objExercise->getSound();
// If reminder ends we jump to the exercise_reminder
if ($objExercise->review_answers) {
if (-1 == $remind_question_id) {
$extraParams = "&learnpath_id=$learnpath_id&learnpath_item_id=$learnpath_item_id&learnpath_item_view_id=$learnpath_item_view_id";
$url = api_get_path(WEB_CODE_PATH).
'exercise/exercise_reminder.php?exerciseId='.$exerciseId.'&'.api_get_cidreq().$extraParams;
api_location($url);
}
}
$template->assign('shuffle_answers', $objExercise->random_answers);
$templateName = $template->get_template('exercise/submit.js.tpl');
$htmlHeadXtra[] = $template->fetch($templateName);
$current_timestamp = time();
$myRemindList = [];
$time_control = false;
if (0 != $objExercise->expired_time) {
$time_control = true;
}
// Generating the time control key for the user
$current_expired_time_key = ExerciseLib::get_time_control_key(
$objExercise->id,
$learnpath_id,
$learnpath_item_id
);
Session::write('duration_time_previous', [$current_expired_time_key => $current_timestamp]);
$durationTime = Session::read('duration_time');
if (!empty($durationTime) && isset($durationTime[$current_expired_time_key])) {
Session::write(
'duration_time_previous',
[$current_expired_time_key => $durationTime[$current_expired_time_key]]
);
}
Session::write('duration_time', [$current_expired_time_key => $current_timestamp]);
if ($time_control) {
// Get the expired time of the current exercise in track_e_exercises
$total_seconds = $objExercise->expired_time * 60;
}
$show_clock = true;
$user_id = api_get_user_id();
if ($objExercise->selectAttempts() > 0) {
$messageReachedMax = Display::return_message(
sprintf(get_lang('You cannot take test %s because you have already reached the maximum of %s attempts.'), $exercise_title, $objExercise->selectAttempts()),
'warning',
false
);
$attempt_html = '';
$attempt_count = Event::get_attempt_count(
$user_id,
$exerciseId,
(int) $learnpath_id,
(int) $learnpath_item_id,
(int) $learnpath_item_view_id
);
if ($attempt_count >= $objExercise->selectAttempts()) {
$show_clock = false;
if (!api_is_allowed_to_edit(null, true)) {
if (0 == $objExercise->results_disabled && !in_array($origin, ['learnpath', 'embeddable'])) {
// Showing latest attempt according with task BT#1628
$exercise_stat_info = Event::getExerciseResultsByUser(
$user_id,
$exerciseId,
$courseId,
$sessionId
);
if (!empty($exercise_stat_info)) {
$isQuestionsLimitReached = ExerciseLib::isQuestionsLimitPerDayReached(
$user_id,
count($objExercise->get_validated_question_list()),
$courseId,
$sessionId
);
if ($isQuestionsLimitReached) {
$maxQuestionsAnswered = (int) api_get_course_setting('quiz_question_limit_per_day');
Display::addFlash(
Display::return_message(
sprintf(get_lang('Sorry, you have reached the maximum number of questions (%s) for the day. Please try again tomorrow.'), $maxQuestionsAnswered),
'warning',
false
)
);
if (in_array($origin, ['learnpath', 'embeddable'])) {
Display::display_reduced_header();
Display::display_reduced_footer();
} else {
Display::display_header(get_lang('Tests'));
Display::display_footer();
}
exit;
}
$max_exe_id = max(array_keys($exercise_stat_info));
$last_attempt_info = $exercise_stat_info[$max_exe_id];
$attempt_html .= Display::div(
get_lang('Date').': '.api_get_local_time($last_attempt_info['exe_date']),
['id' => '']
);
$attempt_html .= $messageReachedMax;
if (!empty($last_attempt_info['question_list'])) {
foreach ($last_attempt_info['question_list'] as $questions) {
foreach ($questions as $question_data) {
$question_id = $question_data['question_id'];
$marks = $question_data['marks'];
$question_info = Question::read($question_id);
$attempt_html .= Display::div(
$question_info->question,
['class' => 'question_title']
);
$attempt_html .= Display::div(
get_lang('Score').' '.$marks,
['id' => 'question_question_titlescore']
);
}
}
}
$score = ExerciseLib::show_score(
$last_attempt_info['score'],
$last_attempt_info['max_score']
);
$attempt_html .= Display::div(
get_lang('Score for the test').' '.$score,
['id' => 'question_score']
);
} else {
$attempt_html .= $messageReachedMax;
}
} else {
$attempt_html .= $messageReachedMax;
}
} else {
$attempt_html .= $messageReachedMax;
}
if (in_array($origin, ['learnpath', 'embeddable'])) {
Display::display_reduced_header();
} else {
Display::display_header(get_lang('Tests'));
}
echo $attempt_html;
if (!in_array($origin, ['learnpath', 'embeddable'])) {
Display::display_footer();
}
exit;
}
}
/* 5. Getting user exercise info (if the user took the exam before) generating exe_id */
$exercise_stat_info = $objExercise->get_stat_track_exercise_info(
$learnpath_id,
$learnpath_item_id,
$learnpath_item_view_id
);
// Fix in order to get the correct question list.
$questionListUncompressed = $objExercise->getQuestionListWithMediasUncompressed();
Session::write('question_list_uncompressed', $questionListUncompressed);
$clock_expired_time = null;
if (empty($exercise_stat_info)) {
$disable = ('true' === api_get_setting('exercise.exercises_disable_new_attempts'));
if ($disable) {
api_not_allowed(true);
}
$total_weight = 0;
$questionList = $objExercise->get_validated_question_list();
foreach ($questionListUncompressed as $question_id) {
$objQuestionTmp = Question::read($question_id);
$total_weight += (float) $objQuestionTmp->weighting;
}
if ($time_control) {
$expected_time = $current_timestamp + $total_seconds;
if ($debug) {
error_log('5.1. $current_timestamp '.$current_timestamp);
error_log('5.2. $expected_time '.$expected_time);
}
$clock_expired_time = api_get_utc_datetime($expected_time, false, true);
if ($debug) {
error_log('5.3. $expected_time '.$clock_expired_time);
}
//Sessions that contain the expired time
$_SESSION['expired_time'][$current_expired_time_key] = $clock_expired_time;
if ($debug) {
error_log(
'5.4. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key]
);
}
}
$exe_id = $objExercise->save_stat_track_exercise_info(
$clock_expired_time,
$learnpath_id,
$learnpath_item_id,
$learnpath_item_view_id,
$questionList,
$total_weight
);
$exercise_stat_info = $objExercise->get_stat_track_exercise_info(
$learnpath_id,
$learnpath_item_id,
$learnpath_item_view_id
);
// Send notification at the start
if (!api_is_allowed_to_edit(null, true) &&
!api_is_excluded_user_type()
) {
$objExercise->send_mail_notification_for_exam(
'start',
[],
$origin,
$exe_id
);
}
} else {
$exe_id = $exercise_stat_info['exe_id'];
// Remember last question id position.
$isFirstTime = Session::read('firstTime');
if ($isFirstTime && ONE_PER_PAGE == $objExercise->type) {
$resolvedQuestions = Event::getAllExerciseEventByExeId($exe_id);
if (!empty($resolvedQuestions) &&
!empty($exercise_stat_info['data_tracking'])
) {
/*$last = current(end($resolvedQuestions));
$attemptQuestionList = explode(',', $exercise_stat_info['data_tracking']);
$count = 1;
foreach ($attemptQuestionList as $question) {
if ($last['question_id'] == $question) {
break;
}
$count++;
}
$current_question = $count;
*/
// Get current question based in data_tracking question list, instead of track_e_attempt order BT#17789.
$resolvedQuestionsQuestionIds = array_keys($resolvedQuestions);
$count = 0;
$attemptQuestionList = explode(',', $exercise_stat_info['data_tracking']);
//var_dump($attemptQuestionList, $resolvedQuestionsQuestionIds);
foreach ($attemptQuestionList as $index => $question) {
if (in_array($question, $resolvedQuestionsQuestionIds)) {
$count = $index;
continue;
}
}
$current_question = $count;
//var_dump($current_question, $index);exit;
}
}
}
Session::write('exe_id', $exe_id);
$checkAnswersUrl = api_get_path(WEB_AJAX_PATH).'exercise.ajax.php?a=check_answers&exe_id='.$exe_id.'&'.api_get_cidreq();
$saveDurationUrl = api_get_path(WEB_AJAX_PATH).'exercise.ajax.php?a=update_duration&exe_id='.$exe_id.'&'.api_get_cidreq();
$questionListInSession = Session::read('questionList');
$selectionType = $objExercise->getQuestionSelectionType();
$allowBlockCategory = false;
if ('true' === api_get_setting('exercise.block_category_questions')) {
$extraFieldValue = new ExtraFieldValue('exercise');
$extraFieldData = $extraFieldValue->get_values_by_handler_and_field_variable($objExercise->iId, 'block_category');
if ($extraFieldData && isset($extraFieldData['value']) && 1 === (int) $extraFieldData['value']) {
$allowBlockCategory = true;
}
}
if (!isset($questionListInSession)) {
// Selects the list of question ID
$questionList = $objExercise->getQuestionList();
// Media questions.
$media_is_activated = $objExercise->mediaIsActivated();
// Getting order from random
if (false == $media_is_activated &&
(
$objExercise->isRandom() ||
!empty($objExercise->getRandomByCategory()) ||
$selectionType > EX_Q_SELECTION_RANDOM
) &&
isset($exercise_stat_info) &&
!empty($exercise_stat_info['data_tracking'])
) {
$questionList = explode(',', $exercise_stat_info['data_tracking']);
$categoryList = [];
if ($allowBlockCategory) {
foreach ($questionList as $question) {
$categoryId = TestCategory::getCategoryForQuestion($question);
$categoryList[$categoryId][] = $question;
}
Session::write('categoryList', $categoryList);
}
}
Session::write('questionList', $questionList);
} else {
if (isset($objExercise) && isset($exerciseInSession)) {
$questionList = Session::read('questionList');
}
}
// Array to check in order to block the chat
ExerciseLib::create_chat_exercise_session($exe_id);
if (!empty($exercise_stat_info['questions_to_check'])) {
$myRemindList = $exercise_stat_info['questions_to_check'];
$myRemindList = explode(',', $myRemindList);
$myRemindList = array_filter($myRemindList);
}
$params = "exe_id=$exe_id&exerciseId=$exerciseId&learnpath_id=$learnpath_id&learnpath_item_id=$learnpath_item_id&learnpath_item_view_id=$learnpath_item_view_id&".api_get_cidreq().'&reminder='.$reminder;
if (2 === $reminder && empty($myRemindList)) {
if ($debug) {
error_log('6.2 calling the exercise_reminder.php ');
}
header('Location: exercise_reminder.php?'.$params);
exit;
}
/*
* 7. Loading Time control parameters
* If the expired time is major that zero(0) then the expired time is compute on this time.
*/
if ($time_control) {
if ($debug) {
error_log('7.1. Time control is enabled');
error_log('7.2. $current_expired_time_key '.$current_expired_time_key);
error_log(
'7.3. $_SESSION[expired_time][$current_expired_time_key] '.
$_SESSION['expired_time'][$current_expired_time_key]
);
}
if (!isset($_SESSION['expired_time'][$current_expired_time_key])) {
// Timer - Get expired_time for a student.
if (!empty($exercise_stat_info)) {
$expired_time_of_this_attempt = $exercise_stat_info['expired_time_control'];
if ($debug) {
error_log('7.4 Seems that the session ends and the user want to retake the exam');
error_log('7.5 $expired_time_of_this_attempt: '.$expired_time_of_this_attempt);
}
// Get the last attempt of an exercise
$last_attempt_date = Event::getLastAttemptDateOfExercise($exercise_stat_info['exe_id']);
/* This means that the user enters the exam but do not answer the
first question we get the date from the track_e_exercises not from
the track_et_attempt see #2069 */
if (empty($last_attempt_date)) {
$diff = $current_timestamp - api_strtotime($exercise_stat_info['start_date'], 'UTC');
$last_attempt_date = api_get_utc_datetime(
api_strtotime($exercise_stat_info['start_date'], 'UTC') + $diff
);
} else {
//Recalculate the time control due #2069
$diff = $current_timestamp - api_strtotime($last_attempt_date, 'UTC');
$last_attempt_date = api_get_utc_datetime(api_strtotime($last_attempt_date, 'UTC') + $diff);
}
// New expired time - it is due to the possible closure of session.
$new_expired_time_in_seconds = api_strtotime($expired_time_of_this_attempt, 'UTC') - api_strtotime($last_attempt_date, 'UTC');
$expected_time = $current_timestamp + $new_expired_time_in_seconds;
$clock_expired_time = api_get_utc_datetime($expected_time);
// First we update the attempt to today
/* How the expired time is changed into "track_e_exercises" table,
then the last attempt for this student should be changed too */
$sql = "UPDATE $exercise_attempt_table SET
tms = '".api_get_utc_datetime()."'
WHERE
exe_id = '".$exercise_stat_info['exe_id']."' AND
tms = '".$last_attempt_date."' ";
Database::query($sql);
// Sessions that contain the expired time
$_SESSION['expired_time'][$current_expired_time_key] = $clock_expired_time;
if ($debug) {
error_log('7.6. $last_attempt_date: '.$last_attempt_date);
error_log('7.7. $new_expired_time_in_seconds: '.$new_expired_time_in_seconds);
error_log('7.8. $expected_time1: '.$expected_time);
error_log('7.9. $clock_expired_time: '.$clock_expired_time);
error_log('7.10. $sql: '.$sql);
error_log('7.11. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key]);
}
}
} else {
$clock_expired_time = $_SESSION['expired_time'][$current_expired_time_key];
}
}
// Get time left for expiring time
$time_left = api_strtotime($clock_expired_time, 'UTC') - time();
/*
* The time control feature is enable here - this feature is enable for a jquery plugin called epiclock
* for more details of how it works see this link : http://eric.garside.name/docs.html?p=epiclock
*/
if ($time_control) {
//Sends the exercise form when the expired time is finished.
$htmlHeadXtra[] = $objExercise->showTimeControlJS($time_left);
}
//in LP's is enabled the "remember question" feature?
if (!isset($_SESSION['questionList'])) {
// selects the list of question ID
$questionList = $objExercise->get_validated_question_list();
if ($objExercise->isRandom() && !empty($exercise_stat_info['data_tracking'])) {
$questionList = explode(',', $exercise_stat_info['data_tracking']);
}
Session::write('questionList', $questionList);
} else {
if (isset($objExercise) && isset($_SESSION['objExercise'])) {
$questionList = Session::read('questionList');
}
}
$isLastQuestionInCategory = 0;
if ($allowBlockCategory &&
ONE_PER_PAGE == $objExercise->type &&
EX_Q_SELECTION_CATEGORIES_ORDERED_QUESTIONS_RANDOM == $selectionType
) {
// Check current attempt.
$currentAttempt = Event::get_exercise_results_by_attempt($exe_id, 'incomplete');
$answeredQuestions = [];
if (!empty($currentAttempt) && isset($currentAttempt[$exe_id]) &&
isset($currentAttempt[$exe_id]['question_list'])
) {
$answeredQuestions = array_keys($currentAttempt[$exe_id]['question_list']);
}
$categoryAllResolved = [];
$categoryList = Session::read('categoryList');
foreach ($categoryList as $categoryId => $categoryQuestionList) {
$categoryAllResolved[$categoryId] = false;
$answered = 1;
foreach ($categoryQuestionList as $questionInCategoryId) {
if (in_array($questionInCategoryId, $answeredQuestions)) {
$answered++;
break;
}
}
if ($answered === count($categoryList[$categoryId])) {
$categoryAllResolved[$categoryId] = true;
}
}
$blockedCategories = [];
if (isset($exercise_stat_info['blocked_categories']) && !empty($exercise_stat_info['blocked_categories'])) {
$blockedCategories = explode(',', $exercise_stat_info['blocked_categories']);
}
$count = 0;
$questionCheck = null;
foreach ($questionList as $questionId) {
// if it is not the right question, goes to the next loop iteration
if ((int) $current_question === $count) {
$questionCheck = Question::read($questionId);
break;
}
$count++;
}
//var_dump($questionCheck);exit;
// Use reminder list to get the current question.
/*if (2 === $reminder && !empty($myRemindList)) {
$remindQuestionId = current($myRemindList);
$questionCheck = Question::read($remindQuestionId);
}*/
$categoryId = 0;
if (null !== $questionCheck) {
$categoryId = $questionCheck->category;
}
if ($objExercise->review_answers && isset($_GET['category_id'])) {
$categoryId = $_GET['category_id'] ?? 0;
}
//var_dump($categoryId, $categoryList);
if (!empty($categoryId)) {
$categoryInfo = $categoryList[$categoryId];
$count = 1;
$total = count($categoryList[$categoryId]);
//var_dump($questionCheck);
foreach ($categoryList[$categoryId] as $checkQuestionId) {
if ((int) $checkQuestionId === (int) $questionCheck->iid) {
break;
}
$count++;
}
//var_dump($count , $total);
if ($count === $total) {
$isLastQuestionInCategory = $categoryId;
if ($isLastQuestionInCategory) {
// This is the last question
if ((int) $current_question + 1 === count($questionList)) {
if (false === $objExercise->review_answers) {
$isLastQuestionInCategory = 0;
}
}
}
}
if (0 === $isLastQuestionInCategory) {
$showPreviousButton = false;
}
if (0 === $isLastQuestionInCategory && 2 === $reminder) {
// $isLastQuestionInCategory = $categoryId;
}
}
//var_dump($categoryId, $blockedCategories, $isLastQuestionInCategory);
// Blocked if category was already answered.
if ($categoryId && in_array($categoryId, $blockedCategories)) {
// Redirect to category intro.
$url = api_get_path(WEB_CODE_PATH).'exercise/exercise_question_reminder.php?'.
$params.'&num='.$current_question.'&category_id='.$isLastQuestionInCategory;
api_location($url);
}
}
if ($debug) {
error_log('8. Question list loaded '.print_r($questionList, 1));
}
// Real question count.
$question_count = 0;
if (!empty($questionList)) {
$question_count = count($questionList);
}
if ($current_question > $question_count) {
// If time control then don't change the current question, otherwise there will be a loop.
// @todo
if (false == $time_control) {
$current_question = 0;
}
}
if ($formSent && isset($_POST)) {
if ($debug) {
error_log('9. $formSent was set');
}
if (!is_array($exerciseResult)) {
$exerciseResult = [];
$exerciseResultCoordinates = [];
}
//Only for hotspot
if (!isset($choice) && isset($_REQUEST['hidden_hotspot_id'])) {
$hotspot_id = (int) $_REQUEST['hidden_hotspot_id'];
$choice = [$hotspot_id => ''];
}
// if the user has answered at least one question
if (is_array($choice)) {
if ($debug) {
error_log('9.1. $choice is an array '.print_r($choice, 1));
}
// Also store hotspot spots in the session ($exerciseResultCoordinates
// will be stored in the session at the end of this script)
if (isset($_POST['hotspot'])) {
$exerciseResultCoordinates = $_POST['hotspot'];
if ($debug) {
error_log('9.2. $_POST[hotspot] data '.print_r($exerciseResultCoordinates, 1));
}
}
if (ALL_ON_ONE_PAGE == $objExercise->type) {
// $exerciseResult receives the content of the form.
// Each choice of the student is stored into the array $choice
$exerciseResult = $choice;
} else {
// gets the question ID from $choice. It is the key of the array
[$key] = array_keys($choice);
// if the user didn't already answer this question
if (!isset($exerciseResult[$key])) {
// stores the user answer into the array
$exerciseResult[$key] = $choice[$key];
// Saving each question.
if (!in_array($objExercise->getFeedbackType(), [EXERCISE_FEEDBACK_TYPE_DIRECT])) {
$nro_question = $current_question; // - 1;
$questionId = $key;
// gets the student choice for this question
$choice = $exerciseResult[$questionId];
if (isset($exe_id)) {
// Manage the question and answer attempts
$objExercise->manage_answer(
$exe_id,
$questionId,
$choice,
'exercise_show',
$exerciseResultCoordinates,
true,
false,
false,
$objExercise->propagate_neg,
[]
);
}
}
}
}
if ($debug) {
error_log('9.3. $choice is an array - end');
error_log('9.4. $exerciseResult '.print_r($exerciseResult, 1));
}
}
// the script "exercise_result.php" will take the variable $exerciseResult from the session
Session::write('exerciseResult', $exerciseResult);
Session::write('exerciseResultCoordinates', $exerciseResultCoordinates);
// if all questions on one page OR if it is the last question (only for an exercise with one question per page)
if (ALL_ON_ONE_PAGE == $objExercise->type || $current_question >= $question_count) {
if (api_is_allowed_to_session_edit()) {
// goes to the script that will show the result of the exercise
if (ALL_ON_ONE_PAGE == $objExercise->type) {
if ($debug) {
error_log('10. Exercise ALL_ON_ONE_PAGE -> Redirecting to exercise_result.php');
}
//We check if the user attempts before sending to the exercise_result.php
if ($objExercise->selectAttempts() > 0) {
$attempt_count = Event::get_attempt_count(
api_get_user_id(),
$exerciseId,
(int) $learnpath_id,
(int) $learnpath_item_id,
(int) $learnpath_item_view_id
);
if ($attempt_count >= $objExercise->selectAttempts()) {
echo Display::return_message(
sprintf(get_lang('You cannot take test %s because you have already reached the maximum of %s attempts.'), $exercise_title, $objExercise->selectAttempts()),
'warning',
false
);
if (!in_array($origin, ['learnpath', 'embeddable'])) {
//so we are not in learnpath tool
echo ''; //End glossary div
Display::display_footer();
} else {
echo '