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676 lines
26 KiB
676 lines
26 KiB
<?php
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/* For licensing terms, see /license.txt */
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use ChamiloSession as Session;
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/**
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* Exercise list: This script shows the list of exercises for administrators and students.
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*
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* @package chamilo.exercise
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*
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* @author Olivier Brouckaert, original author
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* @author Denes Nagy, HotPotatoes integration
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* @author Wolfgang Schneider, code/html cleanup
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* @author Julio Montoya <gugli100@gmail.com>, lots of cleanup + several improvements
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* Modified by hubert.borderiou (question category)
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*/
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require_once __DIR__.'/../inc/global.inc.php';
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$current_course_tool = TOOL_QUIZ;
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// Setting the tabs
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$this_section = SECTION_COURSES;
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$htmlHeadXtra[] = api_get_asset('qtip2/jquery.qtip.min.js');
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$htmlHeadXtra[] = api_get_css_asset('qtip2/jquery.qtip.min.css');
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api_protect_course_script(true);
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$limitTeacherAccess = api_get_configuration_value('limit_exercise_teacher_access');
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$check = Security::get_existing_token('get');
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$currentUrl = api_get_self().'?'.api_get_cidreq();
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require_once 'hotpotatoes.lib.php';
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/* Constants and variables */
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$is_allowedToEdit = api_is_allowed_to_edit(null, true);
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$is_tutor = api_is_allowed_to_edit(true);
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$is_tutor_course = api_is_course_tutor();
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$courseInfo = api_get_course_info();
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$courseId = $courseInfo['real_id'];
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$userInfo = api_get_user_info();
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$userId = $userInfo['id'];
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$sessionId = api_get_session_id();
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$isDrhOfCourse = CourseManager::isUserSubscribedInCourseAsDrh(
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$userId,
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$courseInfo
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);
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$TBL_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT);
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$TBL_ITEM_PROPERTY = Database::get_course_table(TABLE_ITEM_PROPERTY);
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$TBL_EXERCISE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
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$TBL_EXERCISES = Database::get_course_table(TABLE_QUIZ_TEST);
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$TBL_TRACK_EXERCISES = Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES);
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// document path
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$documentPath = api_get_path(SYS_COURSE_PATH).$courseInfo['path'].'/document';
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// picture path
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$picturePath = $documentPath.'/images';
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// audio path
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$audioPath = $documentPath.'/audio';
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// hot potatoes
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$uploadPath = DIR_HOTPOTATOES; //defined in main_api
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$exercisePath = api_get_self();
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$exfile = explode('/', $exercisePath);
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$exfile = strtolower($exfile[count($exfile) - 1]);
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$exercisePath = substr($exercisePath, 0, strpos($exercisePath, $exfile));
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$exercisePath = $exercisePath.'exercise.php';
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// Clear the exercise session
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Session::erase('objExercise');
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Session::erase('objQuestion');
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Session::erase('objAnswer');
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Session::erase('questionList');
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Session::erase('exerciseResult');
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Session::erase('firstTime');
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Session::erase('calculatedAnswerId');
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Session::erase('duration_time_previous');
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Session::erase('duration_time');
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//General POST/GET/SESSION/COOKIES parameters recovery
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$origin = api_get_origin();
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$choice = isset($_REQUEST['choice']) ? Security::remove_XSS($_REQUEST['choice']) : null;
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$hpchoice = isset($_REQUEST['hpchoice']) ? Security::remove_XSS($_REQUEST['hpchoice']) : null;
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$exerciseId = isset($_REQUEST['exerciseId']) ? (int) $_REQUEST['exerciseId'] : null;
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$file = isset($_REQUEST['file']) ? Database::escape_string($_REQUEST['file']) : null;
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$learnpath_id = isset($_REQUEST['learnpath_id']) ? (int) $_REQUEST['learnpath_id'] : null;
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$learnpath_item_id = isset($_REQUEST['learnpath_item_id']) ? (int) $_REQUEST['learnpath_item_id'] : null;
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$page = isset($_REQUEST['page']) ? (int) $_REQUEST['page'] : null;
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$categoryId = isset($_REQUEST['category_id']) ? (int) $_REQUEST['category_id'] : 0;
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$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : '';
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$keyword = isset($_REQUEST['keyword']) ? Security::remove_XSS($_REQUEST['keyword']) : '';
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if ($page < 0) {
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$page = 1;
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}
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if (api_is_in_gradebook()) {
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$interbreadcrumb[] = [
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'url' => Category::getUrl(),
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'name' => get_lang('ToolGradebook'),
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];
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}
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$nameTools = get_lang('Exercises');
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// Simple actions
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if ($is_allowedToEdit) {
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switch ($action) {
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case 'clean_all_test':
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if ($check) {
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if ($limitTeacherAccess && !api_is_platform_admin()) {
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api_not_allowed(true);
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}
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// list of exercises in a course/session
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// we got variable $courseId $courseInfo session api_get_session_id()
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$exerciseList = ExerciseLib::get_all_exercises_for_course_id(
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$courseInfo,
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$sessionId,
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$courseId,
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false
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);
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$quantity_results_deleted = 0;
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foreach ($exerciseList as $exeItem) {
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// delete result for test, if not in a gradebook
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$exercise_action_locked = api_resource_is_locked_by_gradebook($exeItem['id'], LINK_EXERCISE);
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if ($exercise_action_locked == false) {
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$objExerciseTmp = new Exercise();
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if ($objExerciseTmp->read($exeItem['id'])) {
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$quantity_results_deleted += $objExerciseTmp->cleanResults(true);
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}
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}
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}
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Display::addFlash(Display::return_message(
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sprintf(
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get_lang('XResultsCleaned'),
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$quantity_results_deleted
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),
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'confirm'
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));
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header('Location: '.$currentUrl);
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exit;
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}
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break;
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case 'exportqti2':
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if ($limitTeacherAccess && !api_is_platform_admin()) {
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api_not_allowed(true);
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}
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require_once api_get_path(SYS_CODE_PATH).'exercise/export/qti2/qti2_export.php';
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$export = export_exercise_to_qti($exerciseId, true);
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$archive_path = api_get_path(SYS_ARCHIVE_PATH);
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$temp_dir_short = api_get_unique_id();
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$temp_zip_dir = $archive_path.$temp_dir_short;
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if (!is_dir($temp_zip_dir)) {
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mkdir($temp_zip_dir, api_get_permissions_for_new_directories());
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}
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$temp_zip_file = $temp_zip_dir.'/'.api_get_unique_id().'.zip';
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$temp_xml_file = $temp_zip_dir.'/qti2export_'.$exerciseId.'.xml';
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file_put_contents($temp_xml_file, $export);
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$xmlReader = new XMLReader();
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$xmlReader->open($temp_xml_file);
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$xmlReader->setParserProperty(XMLReader::VALIDATE, true);
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$isValid = $xmlReader->isValid();
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if ($isValid) {
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$zip_folder = new PclZip($temp_zip_file);
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$zip_folder->add($temp_xml_file, PCLZIP_OPT_REMOVE_ALL_PATH);
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$name = 'qti2_export_'.$exerciseId.'.zip';
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DocumentManager::file_send_for_download($temp_zip_file, true, $name);
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unlink($temp_zip_file);
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unlink($temp_xml_file);
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rmdir($temp_zip_dir);
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exit; // otherwise following clicks may become buggy
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} else {
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Display::addFlash(Display::return_message(get_lang('ErrorWritingXMLFile'), 'error'));
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header('Location: '.$currentUrl);
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exit;
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}
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break;
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case 'up_category':
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case 'down_category':
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$categoryIdFromGet = isset($_REQUEST['category_id_edit']) ? $_REQUEST['category_id_edit'] : 0;
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$em = Database::getManager();
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$repo = $em->getRepository('ChamiloCourseBundle:CExerciseCategory');
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$category = $repo->find($categoryIdFromGet);
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$currentPosition = $category->getPosition();
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if ($action === 'up_category') {
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$currentPosition--;
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} else {
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$currentPosition++;
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}
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$category->setPosition($currentPosition);
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$em->persist($category);
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$em->flush();
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Display::addFlash(Display::return_message(get_lang('Updated')));
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header('Location: '.$currentUrl);
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exit;
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break;
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}
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}
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// Mass actions
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if (!empty($action) && $is_allowedToEdit) {
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$exerciseListToEdit = isset($_REQUEST['id']) ? $_REQUEST['id'] : 0;
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if (!empty($exerciseListToEdit)) {
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foreach ($exerciseListToEdit as $exerciseIdToEdit) {
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$objExerciseTmp = new Exercise();
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$result = $objExerciseTmp->read($exerciseIdToEdit);
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if (empty($result)) {
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continue;
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}
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switch ($action) {
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case 'delete':
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$objExerciseTmp->delete();
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break;
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case 'visible':
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if ($limitTeacherAccess && !api_is_platform_admin()) {
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// Teacher change exercise
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break;
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}
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// enables an exercise
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if (empty($sessionId)) {
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$objExerciseTmp->enable();
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$objExerciseTmp->save();
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} else {
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if (!empty($objExerciseTmp->sessionId)) {
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$objExerciseTmp->enable();
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$objExerciseTmp->save();
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}
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}
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api_item_property_update(
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$courseInfo,
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TOOL_QUIZ,
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$objExerciseTmp->id,
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'visible',
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$userId
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);
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break;
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case 'invisible':
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if ($limitTeacherAccess && !api_is_platform_admin()) {
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// Teacher change exercise
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break;
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}
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// enables an exercise
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if (empty($sessionId)) {
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$objExerciseTmp->disable();
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$objExerciseTmp->save();
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} else {
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if (!empty($objExerciseTmp->sessionId)) {
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$objExerciseTmp->disable();
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$objExerciseTmp->save();
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}
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}
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api_item_property_update(
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$courseInfo,
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TOOL_QUIZ,
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$objExerciseTmp->id,
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'visible',
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$userId
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);
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break;
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}
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}
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Display::addFlash(Display::return_message(get_lang('Updated')));
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header('Location: '.$currentUrl);
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exit;
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}
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}
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Event::event_access_tool(TOOL_QUIZ);
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$logInfo = [
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'tool' => TOOL_QUIZ,
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'tool_id' => (int) $exerciseId,
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'tool_id_detail' => 0,
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'action' => isset($_REQUEST['learnpath_id']) ? 'learnpath_id' : '',
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'action_details' => isset($_REQUEST['learnpath_id']) ? (int) $_REQUEST['learnpath_id'] : '',
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];
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Event::registerLog($logInfo);
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HotPotGCt($documentPath, 1, $userId);
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// Only for administrator
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if ($is_allowedToEdit) {
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if (!empty($choice)) {
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// single exercise choice
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// construction of Exercise
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$objExerciseTmp = new Exercise();
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$exercise_action_locked = api_resource_is_locked_by_gradebook(
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$exerciseId,
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LINK_EXERCISE
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);
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if ($objExerciseTmp->read($exerciseId)) {
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if ($check) {
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switch ($choice) {
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case 'enable_launch':
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$objExerciseTmp->cleanCourseLaunchSettings();
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$objExerciseTmp->enableAutoLaunch();
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Display::addFlash(Display::return_message(get_lang('Updated')));
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break;
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case 'disable_launch':
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$objExerciseTmp->cleanCourseLaunchSettings();
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break;
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case 'delete':
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// deletes an exercise
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$result = $objExerciseTmp->delete();
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if ($result) {
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Display::addFlash(Display::return_message(get_lang('ExerciseDeleted'), 'confirmation'));
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}
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break;
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case 'enable':
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if ($limitTeacherAccess && !api_is_platform_admin()) {
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// Teacher change exercise
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break;
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}
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// Enables an exercise
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if (empty($sessionId)) {
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$objExerciseTmp->enable();
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$objExerciseTmp->save();
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} else {
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if (!empty($objExerciseTmp->sessionId)) {
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$objExerciseTmp->enable();
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$objExerciseTmp->save();
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}
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}
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api_item_property_update(
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$courseInfo,
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TOOL_QUIZ,
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$objExerciseTmp->id,
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'visible',
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$userId
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);
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Display::addFlash(Display::return_message(get_lang('VisibilityChanged'), 'confirmation'));
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break;
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case 'disable':
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if ($limitTeacherAccess && !api_is_platform_admin()) {
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// Teacher change exercise
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break;
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}
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// disables an exercise
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if (empty($sessionId)) {
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$objExerciseTmp->disable();
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$objExerciseTmp->save();
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} else {
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// Only change active if it belongs to a session
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if (!empty($objExerciseTmp->sessionId)) {
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$objExerciseTmp->disable();
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$objExerciseTmp->save();
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}
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}
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api_item_property_update(
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$courseInfo,
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TOOL_QUIZ,
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$objExerciseTmp->id,
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'invisible',
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$userId
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);
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Display::addFlash(Display::return_message(get_lang('VisibilityChanged'), 'confirmation'));
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break;
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case 'disable_results':
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//disable the results for the learners
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$objExerciseTmp->disable_results();
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$objExerciseTmp->save();
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Display::addFlash(Display::return_message(get_lang('ResultsDisabled'), 'confirmation'));
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break;
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case 'enable_results':
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//disable the results for the learners
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$objExerciseTmp->enable_results();
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$objExerciseTmp->save();
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Display::addFlash(Display::return_message(get_lang('ResultsEnabled'), 'confirmation'));
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break;
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case 'clean_results':
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if ($limitTeacherAccess && !api_is_platform_admin()) {
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// Teacher change exercise
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break;
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}
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// Clean student results
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if ($exercise_action_locked == false) {
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$quantity_results_deleted = $objExerciseTmp->cleanResults(true);
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$title = $objExerciseTmp->selectTitle();
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Display::addFlash(
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Display::return_message(
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$title.': '.sprintf(
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get_lang('XResultsCleaned'),
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$quantity_results_deleted
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),
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'confirmation'
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)
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);
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}
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break;
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case 'copy_exercise': //copy an exercise
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api_set_more_memory_and_time_limits();
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$objExerciseTmp->copyExercise();
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Display::addFlash(Display::return_message(
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get_lang('ExerciseCopied'),
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'confirmation'
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));
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break;
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}
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header('Location: '.$currentUrl);
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exit;
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}
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}
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// destruction of Exercise
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unset($objExerciseTmp);
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Security::clear_token();
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}
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if (!empty($hpchoice)) {
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switch ($hpchoice) {
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case 'delete':
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if ($limitTeacherAccess && !api_is_platform_admin()) {
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// Teacher change exercise
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break;
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}
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// deletes an exercise
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$imgparams = [];
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$imgcount = 0;
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GetImgParams($file, $documentPath, $imgparams, $imgcount);
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$fld = GetFolderName($file);
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for ($i = 0; $i < $imgcount; $i++) {
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my_delete($documentPath.$uploadPath."/".$fld."/".$imgparams[$i]);
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DocumentManager::updateDbInfo("delete", $uploadPath."/".$fld."/".$imgparams[$i]);
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}
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if (!is_dir($documentPath.$uploadPath."/".$fld."/")) {
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my_delete($documentPath.$file);
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DocumentManager::updateDbInfo("delete", $file);
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} else {
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if (my_delete($documentPath.$file)) {
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DocumentManager::updateDbInfo("delete", $file);
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}
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}
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/* hotpotatoes folder may contains several tests so
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don't delete folder if not empty :
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http://support.chamilo.org/issues/2165
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*/
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if (!(strstr($uploadPath, DIR_HOTPOTATOES) &&
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!folder_is_empty($documentPath.$uploadPath."/".$fld."/"))
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) {
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my_delete($documentPath.$uploadPath."/".$fld."/");
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}
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break;
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case 'enable': // enables an exercise
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if ($limitTeacherAccess && !api_is_platform_admin()) {
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// Teacher change exercise
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break;
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}
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$newVisibilityStatus = '1'; //"visible"
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$query = "SELECT id FROM $TBL_DOCUMENT
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WHERE c_id = $courseId AND path='".Database::escape_string($file)."'";
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$res = Database::query($query);
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$row = Database :: fetch_array($res, 'ASSOC');
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api_item_property_update(
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$courseInfo,
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TOOL_DOCUMENT,
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$row['id'],
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'visible',
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$userId
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);
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Display::addFlash(Display::return_message(get_lang('Updated')));
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break;
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case 'disable': // disables an exercise
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if ($limitTeacherAccess && !api_is_platform_admin()) {
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// Teacher change exercise
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break;
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}
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$newVisibilityStatus = '0'; //"invisible"
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$query = "SELECT id FROM $TBL_DOCUMENT
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WHERE c_id = $courseId AND path='".Database::escape_string($file)."'";
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$res = Database::query($query);
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$row = Database :: fetch_array($res, 'ASSOC');
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api_item_property_update(
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$courseInfo,
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TOOL_DOCUMENT,
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$row['id'],
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'invisible',
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$userId
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);
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break;
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default:
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break;
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}
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header('Location: '.$currentUrl);
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exit;
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}
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|
}
|
|
|
|
if ($origin !== 'learnpath') {
|
|
//so we are not in learnpath tool
|
|
Display::display_header($nameTools, get_lang('Exercise'));
|
|
if (isset($_GET['message']) && in_array($_GET['message'], ['ExerciseEdited'])) {
|
|
echo Display::return_message(get_lang('ExerciseEdited'), 'confirmation');
|
|
}
|
|
} else {
|
|
Display::display_reduced_header();
|
|
}
|
|
Display::display_introduction_section(TOOL_QUIZ);
|
|
|
|
// Selects $limit exercises at the same time
|
|
// maximum number of exercises on a same page
|
|
$limit = 50;
|
|
|
|
// Display the next and previous link if needed
|
|
$from = $page * $limit;
|
|
HotPotGCt($documentPath, 1, $userId);
|
|
|
|
$token = Security::get_token();
|
|
if ($is_allowedToEdit && $origin !== 'learnpath') {
|
|
$actionsLeft = '<a href="'.api_get_path(WEB_CODE_PATH).'exercise/exercise_admin.php?'.api_get_cidreq().'">'.
|
|
Display::return_icon('new_exercice.png', get_lang('NewEx'), '', ICON_SIZE_MEDIUM).'</a>';
|
|
$actionsLeft .= '<a href="'.api_get_path(WEB_CODE_PATH).'exercise/question_create.php?'.api_get_cidreq().'">'.
|
|
Display::return_icon('new_question.png', get_lang('AddQ'), '', ICON_SIZE_MEDIUM).'</a>';
|
|
|
|
if (api_get_configuration_value('allow_exercise_categories')) {
|
|
$actionsLeft .= '<a href="'.api_get_path(WEB_CODE_PATH).'exercise/category.php?'.api_get_cidreq().'">';
|
|
$actionsLeft .= Display::return_icon('folder.png', get_lang('Category'), '', ICON_SIZE_MEDIUM);
|
|
$actionsLeft .= '</a>';
|
|
}
|
|
|
|
// Question category
|
|
$actionsLeft .= '<a href="'.api_get_path(WEB_CODE_PATH).'exercise/tests_category.php?'.api_get_cidreq().'">';
|
|
$actionsLeft .= Display::return_icon('green_open.png', get_lang('QuestionCategory'), '', ICON_SIZE_MEDIUM);
|
|
$actionsLeft .= '</a>';
|
|
$actionsLeft .= '<a href="'.api_get_path(WEB_CODE_PATH).'exercise/question_pool.php?'.api_get_cidreq().'">';
|
|
$actionsLeft .= Display::return_icon('database.png', get_lang('QuestionPool'), '', ICON_SIZE_MEDIUM);
|
|
$actionsLeft .= '</a>';
|
|
|
|
//echo Display::url(Display::return_icon('looknfeel.png', get_lang('Media')), 'media.php?' . api_get_cidreq());
|
|
// end question category
|
|
$actionsLeft .= '<a href="'.api_get_path(WEB_CODE_PATH).'exercise/hotpotatoes.php?'.api_get_cidreq().'">'.
|
|
Display::return_icon('import_hotpotatoes.png', get_lang('ImportHotPotatoesQuiz'), '', ICON_SIZE_MEDIUM).'</a>';
|
|
// link to import qti2 ...
|
|
$actionsLeft .= '<a href="'.api_get_path(WEB_CODE_PATH).'exercise/qti2.php?'.api_get_cidreq().'">'.
|
|
Display::return_icon('import_qti2.png', get_lang('ImportQtiQuiz'), '', ICON_SIZE_MEDIUM).'</a>';
|
|
$actionsLeft .= '<a href="'.api_get_path(WEB_CODE_PATH).'exercise/aiken.php?'.api_get_cidreq().'">'.
|
|
Display::return_icon('import_aiken.png', get_lang('ImportAikenQuiz'), '', ICON_SIZE_MEDIUM).'</a>';
|
|
$actionsLeft .= '<a href="'.api_get_path(WEB_CODE_PATH).'exercise/upload_exercise.php?'.api_get_cidreq().'">'.
|
|
Display::return_icon('import_excel.png', get_lang('ImportExcelQuiz'), '', ICON_SIZE_MEDIUM).'</a>';
|
|
|
|
$cleanAll = Display::url(
|
|
Display::return_icon(
|
|
'clean_all.png',
|
|
get_lang('CleanAllStudentsResultsForAllTests'),
|
|
'',
|
|
ICON_SIZE_MEDIUM
|
|
),
|
|
'#',
|
|
[
|
|
'data-item-question' => addslashes(get_lang('AreYouSureToEmptyAllTestResults')),
|
|
'data-href' => api_get_path(WEB_CODE_PATH).'exercise/exercise.php?'.api_get_cidreq().'&action=clean_all_test&sec_token='.$token,
|
|
'data-toggle' => 'modal',
|
|
'data-target' => '#confirm-delete',
|
|
]
|
|
);
|
|
|
|
if ($limitTeacherAccess) {
|
|
if (api_is_platform_admin()) {
|
|
$actionsLeft .= $cleanAll;
|
|
}
|
|
} else {
|
|
$actionsLeft .= $cleanAll;
|
|
}
|
|
|
|
// Create a search-box
|
|
$form = new FormValidator('search_simple', 'get', $currentUrl, null, null, FormValidator::LAYOUT_INLINE);
|
|
$form->addCourseHiddenParams();
|
|
|
|
if (api_get_configuration_value('allow_exercise_categories')) {
|
|
$manager = new ExerciseCategoryManager();
|
|
$options = $manager->getCategoriesForSelect(api_get_course_int_id());
|
|
if (!empty($options)) {
|
|
$form->addSelect(
|
|
'category_id',
|
|
get_lang('Category'),
|
|
$options,
|
|
['placeholder' => get_lang('SelectAnOption'), 'disable_js' => true]
|
|
);
|
|
}
|
|
}
|
|
|
|
$form->addText(
|
|
'keyword',
|
|
get_lang('Search'),
|
|
false,
|
|
[
|
|
'aria-label' => get_lang('Search'),
|
|
]
|
|
);
|
|
$form->addButtonSearch(get_lang('Search'));
|
|
$actionsRight = $form->returnForm();
|
|
}
|
|
|
|
if ($is_allowedToEdit) {
|
|
echo Display::toolbarAction(
|
|
'toolbarUser',
|
|
[$actionsLeft, '', $actionsRight],
|
|
[6, 1, 5]
|
|
);
|
|
}
|
|
|
|
if (api_get_configuration_value('allow_exercise_categories') === false) {
|
|
echo Exercise::exerciseGrid(0, $page, $from, $limit, $keyword);
|
|
} else {
|
|
if (empty($categoryId)) {
|
|
echo Display::page_subheader(get_lang('NoCategory'));
|
|
echo Exercise::exerciseGrid(0, $page, $from, $limit, $keyword);
|
|
$counter = 0;
|
|
$manager = new ExerciseCategoryManager();
|
|
$categories = $manager->getCategories($courseId);
|
|
$modifyUrl = api_get_self().'?'.api_get_cidreq();
|
|
$total = count($categories);
|
|
$upIcon = Display::return_icon('up.png', get_lang('MoveUp'));
|
|
$downIcon = Display::return_icon('down.png', get_lang('MoveDown'));
|
|
/** @var \Chamilo\CourseBundle\Entity\CExerciseCategory $category */
|
|
foreach ($categories as $category) {
|
|
$categoryIdItem = $category->getId();
|
|
$up = '';
|
|
$down = '';
|
|
if ($is_allowedToEdit) {
|
|
$up = Display::url($upIcon, $modifyUrl.'&action=up_category&category_id_edit='.$categoryIdItem);
|
|
if ($counter === 0) {
|
|
$up = Display::url(Display::return_icon('up_na.png'), '#');
|
|
}
|
|
$down = Display::url($downIcon, $modifyUrl.'&action=down_category&category_id_edit='.$categoryIdItem);
|
|
$counter++;
|
|
|
|
if ($total === $counter) {
|
|
$down = Display::url(Display::return_icon('down_na.png'), '#');
|
|
}
|
|
}
|
|
echo Display::page_subheader($category->getName().$up.$down);
|
|
echo Exercise::exerciseGrid($category->getId(), $page, $from, $limit, $keyword);
|
|
}
|
|
} else {
|
|
$manager = new ExerciseCategoryManager();
|
|
$category = $manager->get($categoryId);
|
|
echo Display::page_subheader($category['name']);
|
|
echo Exercise::exerciseGrid($category['id'], $page, $from, $limit, $keyword);
|
|
}
|
|
}
|
|
|
|
if ($origin !== 'learnpath') {
|
|
// We are not in learnpath tool
|
|
Display::display_footer();
|
|
}
|
|
|