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							1144 lines
						
					
					
						
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							1144 lines
						
					
					
						
							50 KiB
						
					
					
				<?php
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/* For licensing terms, see /license.txt */
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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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 * 	@package chamilo.exercise
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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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use \ChamiloSession as Session;
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// including the global library
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require_once '../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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$htmlHeadXtra[] = api_get_js('qtip2/jquery.qtip.min.js');
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$htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/qtip2/jquery.qtip.min.css');
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// Access control
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api_protect_course_script(true);
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// including additional libraries
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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($exfile[sizeof($exfile) - 1]);
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$exercisePath = substr($exercisePath, 0, strpos($exercisePath, $exfile));
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$exercisePath = $exercisePath."exercise.php";
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// Clear the exercise session
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if (isset($_SESSION['objExercise'])) {
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    Session::erase('objExercise');
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}
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if (isset($_SESSION['objQuestion'])) {
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    Session::erase('objQuestion');
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}
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if (isset($_SESSION['objAnswer'])) {
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    Session::erase('objAnswer');
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}
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if (isset($_SESSION['questionList'])) {
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    Session::erase('questionList');
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}
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if (isset($_SESSION['exerciseResult'])) {
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    Session::erase('exerciseResult');
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}
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//General POST/GET/SESSION/COOKIES parameters recovery
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$origin = isset($_REQUEST['origin']) ? Security::remove_XSS($_REQUEST['origin']) : null;
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$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($_REQUEST['exerciseId']) ? Security::remove_XSS($_REQUEST['exerciseId']) : null;
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$file = isset($_REQUEST['file']) ? Database::escape_string($_REQUEST['file']) : null;
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$learnpath_id = isset($_REQUEST['learnpath_id']) ? intval($_REQUEST['learnpath_id']) : null;
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$learnpath_item_id = isset($_REQUEST['learnpath_item_id']) ? intval($_REQUEST['learnpath_item_id']) : null;
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$page = isset($_REQUEST['page']) ? intval($_REQUEST['page']) : null;
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if ($page < 0) {
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    $page = 1;
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}
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if (!empty($_GET['gradebook']) && $_GET['gradebook'] == 'view') {
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    $_SESSION['gradebook'] = Security::remove_XSS($_GET['gradebook']);
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    $gradebook = $_SESSION['gradebook'];
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} elseif (empty($_GET['gradebook'])) {
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    unset($_SESSION['gradebook']);
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    $gradebook = '';
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}
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if (!empty($gradebook) && $gradebook == 'view') {
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    $interbreadcrumb[] = array(
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        'url' => '../gradebook/' . $_SESSION['gradebook_dest'],
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        'name' => get_lang('ToolGradebook')
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    );
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}
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$nameTools = get_lang('Exercises');
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$errorXmlExport = null;
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if ($is_allowedToEdit && !empty($choice) && $choice == 'exportqti2') {
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    require_once api_get_path(SYS_CODE_PATH).'exercice/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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        $errorXmlExport = Display :: return_message(get_lang('ErrorWritingXMLFile'), 'error');
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    }
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}
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if ($origin != 'learnpath') {
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    //so we are not in learnpath tool
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    Display :: display_header($nameTools, get_lang('Exercise'));
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    if (isset($_GET['message'])) {
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        if (in_array($_GET['message'], array('ExerciseEdited'))) {
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            Display :: display_confirmation_message(get_lang($_GET['message']));
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        }
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    }
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} else {
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    Display :: display_reduced_header();
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}
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Event::event_access_tool(TOOL_QUIZ);
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// Tool introduction
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Display :: display_introduction_section(TOOL_QUIZ);
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if (!empty($errorXmlExport)) {
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    echo $errorXmlExport;
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}
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HotPotGCt($documentPath, 1, $userId);
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// Only for administrator
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if ($is_allowedToEdit) {
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    if (!empty($choice)) {
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        // All test choice, clean all test's results
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        if ($choice == 'clean_all_test') {
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            $check = Security::check_token('get');
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            if ($check) {
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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->clean_results(true);
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                        }
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                    }
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                }
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                Display:: display_confirmation_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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                );
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            }
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        }
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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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        $check = Security::check_token('get');
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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 ($choice) {
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                    case 'delete':
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                        // deletes an exercise
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                        if ($exercise_action_locked == false) {
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                            $objExerciseTmp->delete();
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                            $link_info = GradebookUtils::is_resource_in_course_gradebook(api_get_course_id(), 1, $exerciseId, api_get_session_id());
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						|
                            if ($link_info !== false) {
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                                GradebookUtils::remove_resource_from_course_gradebook($link_info['id']);
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                            }
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                            Display :: display_confirmation_message(get_lang('ExerciseDeleted'));
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                        }
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                        break;
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						|
                    case 'enable':
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                        // enables an exercise
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                        if (empty($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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						|
                            $userId
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                        );
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						|
                        // "WHAT'S NEW" notification: update table item_property (previously last_tooledit)
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						|
                        Display :: display_confirmation_message(get_lang('VisibilityChanged'));
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						|
                        break;
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						|
                    case 'disable':
 | 
						|
                        // disables an exercise
 | 
						|
                        if (empty($sessionId)) {
 | 
						|
                            $objExerciseTmp->disable();
 | 
						|
                            $objExerciseTmp->save();
 | 
						|
                        } else {
 | 
						|
                            // Only change active if it belongs to a session
 | 
						|
                            if (!empty($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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						|
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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 :: display_confirmation_message(get_lang('VisibilityChanged'));
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						|
                        break;
 | 
						|
                    case 'disable_results':
 | 
						|
                        //disable the results for the learners
 | 
						|
                        $objExerciseTmp->disable_results();
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						|
                        $objExerciseTmp->save();
 | 
						|
                        Display :: display_confirmation_message(get_lang('ResultsDisabled'));
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						|
                        break;
 | 
						|
                    case 'enable_results':
 | 
						|
                        //disable the results for the learners
 | 
						|
                        $objExerciseTmp->enable_results();
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						|
                        $objExerciseTmp->save();
 | 
						|
                        Display :: display_confirmation_message(get_lang('ResultsEnabled'));
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						|
                        break;
 | 
						|
                    case 'clean_results':
 | 
						|
                        //clean student results
 | 
						|
                        if ($exercise_action_locked == false) {
 | 
						|
                            $quantity_results_deleted = $objExerciseTmp->clean_results(true);
 | 
						|
                            Display :: display_confirmation_message(sprintf(get_lang('XResultsCleaned'), $quantity_results_deleted));
 | 
						|
                        }
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						|
                        break;
 | 
						|
                    case 'copy_exercise': //copy an exercise
 | 
						|
                        $objExerciseTmp->copy_exercise();
 | 
						|
                        Display :: display_confirmation_message(get_lang('ExerciseCopied'));
 | 
						|
                        break;
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
        // destruction of Exercise
 | 
						|
        unset($objExerciseTmp);
 | 
						|
        Security::clear_token();
 | 
						|
    }
 | 
						|
 | 
						|
    if (!empty($hpchoice)) {
 | 
						|
        switch ($hpchoice) {
 | 
						|
            case 'delete':
 | 
						|
                // deletes an exercise
 | 
						|
                $imgparams = array();
 | 
						|
                $imgcount = 0;
 | 
						|
                GetImgParams($file, $documentPath, $imgparams, $imgcount);
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						|
                $fld = GetFolderName($file);
 | 
						|
 | 
						|
                for ($i = 0; $i < $imgcount; $i++) {
 | 
						|
                    my_delete($documentPath.$uploadPath."/".$fld."/".$imgparams[$i]);
 | 
						|
                    update_db_info("delete", $uploadPath."/".$fld."/".$imgparams[$i]);
 | 
						|
                }
 | 
						|
 | 
						|
                if (!is_dir($documentPath.$uploadPath."/".$fld."/")) {
 | 
						|
                    my_delete($documentPath.$file);
 | 
						|
                    update_db_info("delete", $file);
 | 
						|
                } else {
 | 
						|
                    if (my_delete($documentPath.$file)) {
 | 
						|
                        update_db_info("delete", $file);
 | 
						|
                    }
 | 
						|
                }
 | 
						|
 | 
						|
                /* hotpotatoes folder may contains several tests so
 | 
						|
                   don't delete folder if not empty :
 | 
						|
                    http://support.chamilo.org/issues/2165
 | 
						|
                */
 | 
						|
 | 
						|
                if (!(strstr($uploadPath, DIR_HOTPOTATOES) && !folder_is_empty($documentPath.$uploadPath."/".$fld."/"))) {
 | 
						|
                    my_delete($documentPath.$uploadPath."/".$fld."/");
 | 
						|
                }
 | 
						|
                break;
 | 
						|
            case 'enable': // enables an exercise
 | 
						|
                $newVisibilityStatus = "1"; //"visible"
 | 
						|
                $query = "SELECT id FROM $TBL_DOCUMENT
 | 
						|
                          WHERE c_id = $courseId AND path='".Database :: escape_string($file)."'";
 | 
						|
                $res = Database::query($query);
 | 
						|
                $row = Database :: fetch_array($res, 'ASSOC');
 | 
						|
                api_item_property_update(
 | 
						|
                    $courseInfo,
 | 
						|
                    TOOL_DOCUMENT,
 | 
						|
                    $row['id'],
 | 
						|
                    'visible',
 | 
						|
                    $userId
 | 
						|
                );
 | 
						|
                //$dialogBox = get_lang('ViMod');
 | 
						|
 | 
						|
                break;
 | 
						|
            case 'disable': // disables an exercise
 | 
						|
                $newVisibilityStatus = "0"; //"invisible"
 | 
						|
                $query = "SELECT id FROM $TBL_DOCUMENT
 | 
						|
                          WHERE c_id = $courseId AND path='".Database :: escape_string($file)."'";
 | 
						|
                $res = Database::query($query);
 | 
						|
                $row = Database :: fetch_array($res, 'ASSOC');
 | 
						|
                api_item_property_update(
 | 
						|
                    $courseInfo,
 | 
						|
                    TOOL_DOCUMENT,
 | 
						|
                    $row['id'],
 | 
						|
                    'invisible',
 | 
						|
                    $userId
 | 
						|
                );
 | 
						|
                break;
 | 
						|
            default:
 | 
						|
                break;
 | 
						|
        }
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
// Actions div bar
 | 
						|
if ($is_allowedToEdit) {
 | 
						|
    echo '<div class="actions">';
 | 
						|
}
 | 
						|
 | 
						|
// 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);
 | 
						|
 | 
						|
//condition for the session
 | 
						|
$course_code = api_get_course_id();
 | 
						|
$session_id = api_get_session_id();
 | 
						|
$condition_session = api_get_session_condition($session_id, true, true);
 | 
						|
 | 
						|
// Only for administrators
 | 
						|
if ($is_allowedToEdit) {
 | 
						|
    $total_sql = "SELECT count(iid) as count FROM $TBL_EXERCISES
 | 
						|
                  WHERE c_id = $courseId AND active<>'-1' $condition_session ";
 | 
						|
    $sql = "SELECT * FROM $TBL_EXERCISES
 | 
						|
            WHERE c_id = $courseId AND active<>'-1' $condition_session
 | 
						|
            ORDER BY title
 | 
						|
            LIMIT ".$from.",".$limit;
 | 
						|
} else {
 | 
						|
    // Only for students
 | 
						|
    $total_sql = "SELECT count(iid) as count FROM $TBL_EXERCISES
 | 
						|
                  WHERE c_id = $courseId AND active = '1' $condition_session ";
 | 
						|
    $sql = "SELECT * FROM $TBL_EXERCISES
 | 
						|
            WHERE c_id = $courseId AND
 | 
						|
                  active='1' $condition_session
 | 
						|
            ORDER BY title LIMIT ".$from.",".$limit;
 | 
						|
}
 | 
						|
$result = Database::query($sql);
 | 
						|
$result_total = Database::query($total_sql);
 | 
						|
 | 
						|
$total_exercises = 0;
 | 
						|
 | 
						|
if (Database :: num_rows($result_total)) {
 | 
						|
    $result_total = Database::fetch_array($result_total);
 | 
						|
    $total_exercises = $result_total['count'];
 | 
						|
}
 | 
						|
 | 
						|
//get HotPotatoes files (active and inactive)
 | 
						|
if ($is_allowedToEdit) {
 | 
						|
    $sql = "SELECT * FROM $TBL_DOCUMENT
 | 
						|
            WHERE
 | 
						|
                c_id = $courseId AND
 | 
						|
                path LIKE '".Database :: escape_string($uploadPath.'/%/%')."'";
 | 
						|
    $res = Database::query($sql);
 | 
						|
    $hp_count = Database :: num_rows($res);
 | 
						|
} else {
 | 
						|
    $sql = "SELECT * FROM $TBL_DOCUMENT d, $TBL_ITEM_PROPERTY ip
 | 
						|
            WHERE
 | 
						|
                d.id = ip.ref AND
 | 
						|
                ip.tool = '".TOOL_DOCUMENT."' AND
 | 
						|
                d.path LIKE '".Database :: escape_string($uploadPath.'/%/%')."' AND
 | 
						|
                ip.visibility ='1' AND
 | 
						|
                d.c_id      = ".$courseId." AND
 | 
						|
                ip.c_id     = ".$courseId;
 | 
						|
    $res = Database::query($sql);
 | 
						|
    $hp_count = Database :: num_rows($res);
 | 
						|
}
 | 
						|
 | 
						|
$total = $total_exercises + $hp_count;
 | 
						|
 | 
						|
$token = Security::get_token();
 | 
						|
if ($is_allowedToEdit && $origin != 'learnpath') {
 | 
						|
    echo '<a href="'.api_get_path(WEB_CODE_PATH).'exercice/exercise_admin.php?'.api_get_cidreq().'">'.
 | 
						|
        Display :: return_icon('new_exercice.png', get_lang('NewEx'), '', ICON_SIZE_MEDIUM).'</a>';
 | 
						|
    echo '<a href="'.api_get_path(WEB_CODE_PATH).'exercice/question_create.php?'.api_get_cidreq().'">'.
 | 
						|
        Display :: return_icon('new_question.png', get_lang('AddQ'), '', ICON_SIZE_MEDIUM).'</a>';
 | 
						|
    // Question category
 | 
						|
    echo '<a href="'.api_get_path(WEB_CODE_PATH).'exercice/tests_category.php?'.api_get_cidreq().'">';
 | 
						|
    echo Display::return_icon('green_open.png', get_lang('QuestionCategory'), '', ICON_SIZE_MEDIUM);
 | 
						|
    echo '</a>';
 | 
						|
    echo '<a href="'.api_get_path(WEB_CODE_PATH).'exercice/question_pool.php?'.api_get_cidreq().'">';
 | 
						|
    echo Display::return_icon('database.png', get_lang('QuestionPool'), '', ICON_SIZE_MEDIUM);
 | 
						|
    echo '</a>';
 | 
						|
 | 
						|
    //echo Display::url(Display::return_icon('looknfeel.png', get_lang('Media')), 'media.php?' . api_get_cidreq());
 | 
						|
    // end question category
 | 
						|
    echo '<a href="'.api_get_path(WEB_CODE_PATH).'exercice/hotpotatoes.php?'.api_get_cidreq().'">'.Display :: return_icon('import_hotpotatoes.png', get_lang('ImportHotPotatoesQuiz'), '', ICON_SIZE_MEDIUM).'</a>';
 | 
						|
    // link to import qti2 ...
 | 
						|
    echo '<a href="'.api_get_path(WEB_CODE_PATH).'exercice/qti2.php?'.api_get_cidreq().'">'.Display :: return_icon('import_qti2.png', get_lang('ImportQtiQuiz'), '', ICON_SIZE_MEDIUM).'</a>';
 | 
						|
    echo '<a href="'.api_get_path(WEB_CODE_PATH).'exercice/aiken.php?'.api_get_cidreq().'">'.Display :: return_icon('import_aiken.png', get_lang('ImportAikenQuiz'), '', ICON_SIZE_MEDIUM).'</a>';
 | 
						|
    echo '<a href="'.api_get_path(WEB_CODE_PATH).'exercice/upload_exercise.php?'.api_get_cidreq().'">'.Display :: return_icon('import_excel.png', get_lang('ImportExcelQuiz'), '', ICON_SIZE_MEDIUM).'</a>';
 | 
						|
    echo Display::url(
 | 
						|
        Display::return_icon(
 | 
						|
            'clean_all.png',
 | 
						|
            get_lang('CleanAllStudentsResultsForAllTests'),
 | 
						|
            '',
 | 
						|
            ICON_SIZE_MEDIUM
 | 
						|
        ),
 | 
						|
        '',
 | 
						|
        array(
 | 
						|
            'onclick' => "javascript:if(!confirm('".addslashes(api_htmlentities(get_lang('AreYouSureToEmptyAllTestResults'), ENT_QUOTES, $charset))."')) return false;",
 | 
						|
            'href' => api_get_path(WEB_CODE_PATH).'exercice/exercise.php?'.api_get_cidreq().'&choice=clean_all_test&sec_token='.$token
 | 
						|
        )
 | 
						|
    );
 | 
						|
}
 | 
						|
 | 
						|
if ($is_allowedToEdit) {
 | 
						|
    echo '</div>'; // closing the actions div
 | 
						|
}
 | 
						|
 | 
						|
if ($total > $limit) {
 | 
						|
    echo '<div style="float:right;height:20px;">';
 | 
						|
    //show pages navigation link for previous page
 | 
						|
    if ($page) {
 | 
						|
        echo "<a href=\"".api_get_self()."?".api_get_cidreq()."&page=".($page - 1)."\">".Display :: return_icon('action_prev.png', get_lang('PreviousPage'))."</a>";
 | 
						|
    } elseif ($total_exercises + $hp_count > $limit) {
 | 
						|
        echo Display :: return_icon('action_prev_na.png', get_lang('PreviousPage'));
 | 
						|
    }
 | 
						|
 | 
						|
    //show pages navigation link for previous page
 | 
						|
    if ($total_exercises > $from + $limit || $hp_count > $from + $limit) {
 | 
						|
        echo ' '."<a href=\"".api_get_self()."?".api_get_cidreq()."&page=".($page + 1)."\">".Display::return_icon('action_next.png', get_lang('NextPage'))."</a>";
 | 
						|
    } elseif ($page) {
 | 
						|
        echo ' '.Display :: return_icon('action_next_na.png', get_lang('NextPage'));
 | 
						|
    }
 | 
						|
    echo '</div>';
 | 
						|
}
 | 
						|
 | 
						|
$i = 1;
 | 
						|
 | 
						|
$online_icon = Display::return_icon('online.png', get_lang('Visible'), array('width' => '12px'));
 | 
						|
$offline_icon = Display::return_icon('offline.png', get_lang('Invisible'), array('width' => '12px'));
 | 
						|
 | 
						|
$exercise_list = array();
 | 
						|
$exercise_obj = new Exercise();
 | 
						|
$list_ordered = null;
 | 
						|
 | 
						|
while ($row = Database :: fetch_array($result, 'ASSOC')) {
 | 
						|
    $exercise_list[$row['iid']] = $row;
 | 
						|
}
 | 
						|
 | 
						|
if (isset($list_ordered) && !empty($list_ordered)) {
 | 
						|
    $new_question_list = array();
 | 
						|
    foreach ($list_ordered as $exercise_id) {
 | 
						|
        if (isset($exercise_list[$exercise_id])) {
 | 
						|
            $new_question_list[] = $exercise_list[$exercise_id];
 | 
						|
        }
 | 
						|
    }
 | 
						|
    $exercise_list = $new_question_list;
 | 
						|
}
 | 
						|
 | 
						|
/*  Listing exercises  */
 | 
						|
if (!empty($exercise_list)) {
 | 
						|
    if ($origin != 'learnpath') {
 | 
						|
        //avoid sending empty parameters
 | 
						|
        $myorigin = (empty($origin) ? '' : '&origin='.$origin);
 | 
						|
        $mylpid = (empty($learnpath_id) ? '' : '&learnpath_id='.$learnpath_id);
 | 
						|
        $mylpitemid = (empty($learnpath_item_id) ? '' : '&learnpath_item_id='.$learnpath_item_id);
 | 
						|
 | 
						|
        // $token = Security::get_token(); // has been moved above
 | 
						|
 | 
						|
        $i = 1;
 | 
						|
 | 
						|
        foreach ($exercise_list as $row) {
 | 
						|
            $my_exercise_id = $row['id'];
 | 
						|
 | 
						|
            $exercise_obj = new Exercise();
 | 
						|
            $exercise_obj->read($my_exercise_id);
 | 
						|
 | 
						|
            if (empty($exercise_obj->id)) {
 | 
						|
                continue;
 | 
						|
            }
 | 
						|
 | 
						|
            $locked = $exercise_obj->is_gradebook_locked;
 | 
						|
            $i++;
 | 
						|
            //validacion when belongs to a session
 | 
						|
            $session_img = api_get_session_image($row['session_id'], $userInfo['status']);
 | 
						|
 | 
						|
            $time_limits = false;
 | 
						|
            if ($row['start_time'] != '0000-00-00 00:00:00' || $row['end_time'] != '0000-00-00 00:00:00') {
 | 
						|
                $time_limits = true;
 | 
						|
            }
 | 
						|
 | 
						|
            $is_actived_time = false;
 | 
						|
            if ($time_limits) {
 | 
						|
                // check if start time
 | 
						|
                $start_time = false;
 | 
						|
                if ($row['start_time'] != '0000-00-00 00:00:00') {
 | 
						|
                    $start_time = api_strtotime($row['start_time'], 'UTC');
 | 
						|
                }
 | 
						|
                $end_time = false;
 | 
						|
                if ($row['end_time'] != '0000-00-00 00:00:00') {
 | 
						|
                    $end_time = api_strtotime($row['end_time'], 'UTC');
 | 
						|
                }
 | 
						|
                $now = time();
 | 
						|
 | 
						|
                //If both "clocks" are enable
 | 
						|
                if ($start_time && $end_time) {
 | 
						|
                    if ($now > $start_time && $end_time > $now) {
 | 
						|
                        $is_actived_time = true;
 | 
						|
                    }
 | 
						|
                } else {
 | 
						|
                    //we check the start and end
 | 
						|
                    if ($start_time) {
 | 
						|
                        if ($now > $start_time) {
 | 
						|
                            $is_actived_time = true;
 | 
						|
                        }
 | 
						|
                    }
 | 
						|
                    if ($end_time) {
 | 
						|
                        if ($end_time > $now) {
 | 
						|
                            $is_actived_time = true;
 | 
						|
                        }
 | 
						|
                    }
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            // Blocking empty start times see BT#2800
 | 
						|
            global $_custom;
 | 
						|
            if (isset($_custom['exercises_hidden_when_no_start_date']) &&
 | 
						|
                $_custom['exercises_hidden_when_no_start_date']
 | 
						|
            ) {
 | 
						|
                if (empty($row['start_time']) ||
 | 
						|
                    $row['start_time'] == '0000-00-00 00:00:00'
 | 
						|
                ) {
 | 
						|
                    $time_limits = true;
 | 
						|
                    $is_actived_time = false;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            $cut_title = $exercise_obj->getCutTitle();
 | 
						|
            $alt_title = '';
 | 
						|
            if ($cut_title != $row['title']) {
 | 
						|
                $alt_title = ' title = "'.$row['title'].'" ';
 | 
						|
            }
 | 
						|
 | 
						|
            // Teacher only
 | 
						|
            if ($is_allowedToEdit) {
 | 
						|
                $lp_blocked = null;
 | 
						|
                if ($exercise_obj->exercise_was_added_in_lp == true) {
 | 
						|
                    $lp_blocked = Display::div(
 | 
						|
                        get_lang('AddedToLPCannotBeAccessed'),
 | 
						|
                        array('class' => 'lp_content_type_label')
 | 
						|
                    );
 | 
						|
                }
 | 
						|
 | 
						|
                $visibility = api_get_item_visibility(
 | 
						|
                    $courseInfo,
 | 
						|
                    TOOL_QUIZ,
 | 
						|
                    $my_exercise_id,
 | 
						|
                    0
 | 
						|
                );
 | 
						|
 | 
						|
                if (!empty($sessionId)) {
 | 
						|
                    $setting = api_get_configuration_value('show_hidden_exercise_added_to_lp');
 | 
						|
                    if ($setting) {
 | 
						|
                        if ($exercise_obj->exercise_was_added_in_lp == false) {
 | 
						|
                            if ($visibility == 0) {
 | 
						|
                                continue;
 | 
						|
                            }
 | 
						|
                        }
 | 
						|
                    } else {
 | 
						|
                        if ($visibility == 0) {
 | 
						|
                            continue;
 | 
						|
                        }
 | 
						|
                    }
 | 
						|
 | 
						|
                    $visibility = api_get_item_visibility(
 | 
						|
                        $courseInfo,
 | 
						|
                        TOOL_QUIZ,
 | 
						|
                        $my_exercise_id,
 | 
						|
                        $sessionId
 | 
						|
                    );
 | 
						|
                }
 | 
						|
 | 
						|
                if ($row['active'] == 0 || $visibility == 0) {
 | 
						|
                    $title = Display::tag('font', $cut_title, array('style' => 'color:grey'));
 | 
						|
                } else {
 | 
						|
                    $title = $cut_title;
 | 
						|
                }
 | 
						|
 | 
						|
                $count_exercise_not_validated = intval(
 | 
						|
                    Event::count_exercise_result_not_validated(
 | 
						|
                        $my_exercise_id,
 | 
						|
                        $courseId,
 | 
						|
                        $session_id
 | 
						|
                    )
 | 
						|
                );
 | 
						|
 | 
						|
                $move = Display::return_icon(
 | 
						|
                    'all_directions.png',
 | 
						|
                    get_lang('Move'),
 | 
						|
                    array('class'=>'moved', 'style'=>'margin-bottom:-0.5em;')
 | 
						|
                );
 | 
						|
                $move = null;
 | 
						|
 | 
						|
                $class_tip = '';
 | 
						|
 | 
						|
                if (!empty($count_exercise_not_validated)) {
 | 
						|
                    $results_text = $count_exercise_not_validated == 1 ? get_lang('ResultNotRevised') : get_lang('ResultsNotRevised');
 | 
						|
                    $title .= '<span class="exercise_tooltip" style="display: none;">'.$count_exercise_not_validated.' '.$results_text.' </span>';
 | 
						|
                    $class_tip = 'link_tooltip';
 | 
						|
                }
 | 
						|
                //$class_tip = 'exercise_link';
 | 
						|
                $url = $move.'<a '.$alt_title.' class="'.$class_tip.'" id="tooltip_'.$row['id'].'" href="overview.php?'.api_get_cidreq().$myorigin.$mylpid.$mylpitemid.'&exerciseId='.$row['id'].'">
 | 
						|
                             '.Display::return_icon('quiz.gif', $row['title']).'
 | 
						|
                 '.$title.' </a>';
 | 
						|
 | 
						|
                $item = Display::tag('td', $url.' '.$session_img.$lp_blocked);
 | 
						|
 | 
						|
                // Count number exercise - teacher
 | 
						|
                $sql = "SELECT count(*) count FROM $TBL_EXERCISE_QUESTION
 | 
						|
                        WHERE c_id = $courseId AND exercice_id = $my_exercise_id";
 | 
						|
                $sqlresult = Database::query($sql);
 | 
						|
                $rowi = Database :: result($sqlresult, 0, 0);
 | 
						|
 | 
						|
                if ($session_id == $row['session_id']) {
 | 
						|
                    // Questions list
 | 
						|
                    $actions = Display::url(
 | 
						|
                        Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL),
 | 
						|
                        'admin.php?'.api_get_cidreq().'&exerciseId='.$row['id']
 | 
						|
                    );
 | 
						|
 | 
						|
                    // Test settings
 | 
						|
                    $actions .= Display::url(
 | 
						|
                        Display::return_icon('settings.png', get_lang('Configure'), '', ICON_SIZE_SMALL),
 | 
						|
                        'exercise_admin.php?'.api_get_cidreq().'&exerciseId='.$row['id']
 | 
						|
                    );
 | 
						|
 | 
						|
                    // Exercise results
 | 
						|
                    $actions .='<a href="exercise_report.php?'.api_get_cidreq().'&exerciseId='.$row['id'].'">'.
 | 
						|
                        Display :: return_icon('test_results.png', get_lang('Results'), '', ICON_SIZE_SMALL).'</a>';
 | 
						|
 | 
						|
                    // Export
 | 
						|
                    $actions .= Display::url(
 | 
						|
                        Display::return_icon('cd.gif', get_lang('CopyExercise')),
 | 
						|
                        '',
 | 
						|
                        array(
 | 
						|
                            'onclick' => "javascript:if(!confirm('".addslashes(api_htmlentities(get_lang('AreYouSureToCopy'), ENT_QUOTES, $charset))." ".addslashes($row['title'])."?"."')) return false;",
 | 
						|
                            'href' => 'exercise.php?'.api_get_cidreq().'&choice=copy_exercise&sec_token='.$token.'&exerciseId='.$row['id']
 | 
						|
                        )
 | 
						|
                    );
 | 
						|
 | 
						|
                    // Clean exercise
 | 
						|
                    if ($locked == false) {
 | 
						|
                        $actions .= Display::url(
 | 
						|
                            Display::return_icon('clean.png', get_lang('CleanStudentResults'), '', ICON_SIZE_SMALL),
 | 
						|
                            '',
 | 
						|
                            array(
 | 
						|
                                'onclick' => "javascript:if(!confirm('".addslashes(api_htmlentities(get_lang('AreYouSureToDeleteResults'), ENT_QUOTES, $charset))." ".addslashes($row['title'])."?"."')) return false;",
 | 
						|
                                'href' => 'exercise.php?'.api_get_cidreq().'&choice=clean_results&sec_token='.$token.'&exerciseId='.$row['id']
 | 
						|
                            )
 | 
						|
                        );
 | 
						|
                    } else {
 | 
						|
                        $actions .= Display::return_icon('clean_na.png', get_lang('ResourceLockedByGradebook'), '', ICON_SIZE_SMALL);
 | 
						|
                    }
 | 
						|
 | 
						|
                    // Visible / invisible
 | 
						|
                    // Check if this exercise was added in a LP
 | 
						|
                    if ($exercise_obj->exercise_was_added_in_lp == true) {
 | 
						|
                        $actions .= Display::return_icon('invisible.png', get_lang('AddedToLPCannotBeAccessed'), '', ICON_SIZE_SMALL);
 | 
						|
                    } else {
 | 
						|
                        if ($row['active'] == 0 || $visibility == 0) {
 | 
						|
                            $actions .= Display::url(Display::return_icon('invisible.png', get_lang('Activate'), '', ICON_SIZE_SMALL), 'exercise.php?'.api_get_cidreq().'&choice=enable&sec_token='.$token.'&page='.$page.'&exerciseId='.$row['id']);
 | 
						|
                        } else {
 | 
						|
                            // else if not active
 | 
						|
                            $actions .= Display::url(Display::return_icon('visible.png', get_lang('Deactivate'), '', ICON_SIZE_SMALL), 'exercise.php?'.api_get_cidreq().'&choice=disable&sec_token='.$token.'&page='.$page.'&exerciseId='.$row['id']);
 | 
						|
                        }
 | 
						|
                    }
 | 
						|
                    // Export qti ...
 | 
						|
                    $actions .= Display::url(Display::return_icon('export_qti2.png', 'IMS/QTI', '', ICON_SIZE_SMALL), 'exercise.php?choice=exportqti2&exerciseId='.$row['id'].'&'.api_get_cidreq());
 | 
						|
                } else {
 | 
						|
                    // not session
 | 
						|
                    $actions = Display::return_icon('edit_na.png', get_lang('ExerciseEditionNotAvailableInSession'));
 | 
						|
 | 
						|
                    // Check if this exercise was added in a LP
 | 
						|
                    if ($exercise_obj->exercise_was_added_in_lp == true) {
 | 
						|
                        $actions .= Display::return_icon('invisible.png', get_lang('AddedToLPCannotBeAccessed'), '', ICON_SIZE_SMALL);
 | 
						|
                    } else {
 | 
						|
 | 
						|
                        if ($row['active'] == 0 || $visibility == 0) {
 | 
						|
                            $actions .= Display::url(
 | 
						|
                                Display::return_icon('invisible.png', get_lang('Activate'), '', ICON_SIZE_SMALL),
 | 
						|
                                'exercise.php?'.api_get_cidreq().'&choice=enable&sec_token='.$token.'&page='.$page.'&exerciseId='.$row['id']
 | 
						|
                            );
 | 
						|
                        } else {
 | 
						|
                            // else if not active
 | 
						|
                            $actions .= Display::url(
 | 
						|
                                Display::return_icon('visible.png', get_lang('Deactivate'), '', ICON_SIZE_SMALL),
 | 
						|
                                'exercise.php?'.api_get_cidreq().'&choice=disable&sec_token='.$token.'&page='.$page.'&exerciseId='.$row['id']
 | 
						|
                            );
 | 
						|
                        }
 | 
						|
                    }
 | 
						|
 | 
						|
                    $actions .='<a href="exercise_report.php?'.api_get_cidreq().'&exerciseId='.$row['id'].'">'.
 | 
						|
                        Display :: return_icon('test_results.png', get_lang('Results'), '', ICON_SIZE_SMALL).'</a>';
 | 
						|
                    $actions .= Display::url(Display::return_icon('cd.gif', get_lang('CopyExercise')), '', array('onclick' => "javascript:if(!confirm('".addslashes(api_htmlentities(get_lang('AreYouSureToCopy'), ENT_QUOTES, $charset))." ".addslashes($row['title'])."?"."')) return false;", 'href' => 'exercise.php?'.api_get_cidreq().'&choice=copy_exercise&sec_token='.$token.'&exerciseId='.$row['id']));
 | 
						|
                }
 | 
						|
 | 
						|
                // Delete
 | 
						|
                if ($session_id == $row['session_id']) {
 | 
						|
                    if ($locked == false) {
 | 
						|
                        $actions .= Display::url(
 | 
						|
                            Display::return_icon(
 | 
						|
                                'delete.png',
 | 
						|
                                get_lang('Delete'),
 | 
						|
                                '',
 | 
						|
                                ICON_SIZE_SMALL
 | 
						|
                            ),
 | 
						|
                            '',
 | 
						|
                            array('onclick' => "javascript:if(!confirm('".addslashes(api_htmlentities(get_lang('AreYouSureToDeleteJS'), ENT_QUOTES, $charset))." ".addslashes($row['title'])."?"."')) return false;", 'href' => 'exercise.php?'.api_get_cidreq().'&choice=delete&sec_token='.$token.'&exerciseId='.$row['id'])
 | 
						|
                        );
 | 
						|
                    } else {
 | 
						|
                        $actions .= Display::return_icon('delete_na.png', get_lang('ResourceLockedByGradebook'), '', ICON_SIZE_SMALL);
 | 
						|
                    }
 | 
						|
                }
 | 
						|
 | 
						|
                // Number of questions
 | 
						|
                $random_label = null;
 | 
						|
                if ($row['random'] > 0 || $row['random'] == -1) {
 | 
						|
                    // if random == -1 means use random questions with all questions
 | 
						|
                    $random_number_of_question = $row['random'];
 | 
						|
                    if ($random_number_of_question == -1) {
 | 
						|
                        $random_number_of_question = $rowi;
 | 
						|
                    }
 | 
						|
                    if ($row['random_by_category'] > 0) {
 | 
						|
                        $nbQuestionsTotal = TestCategory::getNumberOfQuestionRandomByCategory(
 | 
						|
                            $my_exercise_id,
 | 
						|
                            $random_number_of_question
 | 
						|
                        );
 | 
						|
                        $number_of_questions = $nbQuestionsTotal." ";
 | 
						|
                        $number_of_questions .= ($nbQuestionsTotal > 1) ? get_lang("QuestionsLowerCase") : get_lang("QuestionLowerCase");
 | 
						|
                        $number_of_questions .= " - ";
 | 
						|
                        $number_of_questions .= min(TestCategory::getNumberMaxQuestionByCat($my_exercise_id), $random_number_of_question).' '.get_lang('QuestionByCategory');
 | 
						|
                    } else {
 | 
						|
                        $random_label = ' ('.get_lang('Random').') ';
 | 
						|
                        $number_of_questions = $random_number_of_question.' '.$random_label;
 | 
						|
                        //Bug if we set a random value bigger than the real number of questions
 | 
						|
                        if ($random_number_of_question > $rowi) {
 | 
						|
                            $number_of_questions = $rowi.' '.$random_label;
 | 
						|
                        }
 | 
						|
                    }
 | 
						|
                } else {
 | 
						|
                    $number_of_questions = $rowi;
 | 
						|
                }
 | 
						|
 | 
						|
                //Attempts
 | 
						|
                //$attempts = ExerciseLib::get_count_exam_results($row['id']).' '.get_lang('Attempts');
 | 
						|
                //$item .=  Display::tag('td',$attempts);
 | 
						|
                $item .= Display::tag('td', $number_of_questions);
 | 
						|
            } else {
 | 
						|
                // Student only.
 | 
						|
                $visibility = api_get_item_visibility(
 | 
						|
                    $courseInfo,
 | 
						|
                    TOOL_QUIZ,
 | 
						|
                    $my_exercise_id,
 | 
						|
                    $sessionId
 | 
						|
                );
 | 
						|
 | 
						|
                if ($visibility == 0) {
 | 
						|
                    continue;
 | 
						|
                }
 | 
						|
 | 
						|
                $url = '<a '.$alt_title.'  href="overview.php?'.api_get_cidreq().$myorigin.$mylpid.$mylpitemid.'&exerciseId='.$row['id'].'">'.
 | 
						|
                        $cut_title.'</a>';
 | 
						|
 | 
						|
                // Link of the exercise.
 | 
						|
                $item = Display::tag('td', $url.' '.$session_img);
 | 
						|
 | 
						|
                // Count number exercise questions.
 | 
						|
                /*$sql = "SELECT count(*) FROM $TBL_EXERCISE_QUESTION
 | 
						|
                        WHERE c_id = $courseId AND exercice_id = ".$row['id'];
 | 
						|
                $sqlresult = Database::query($sql);
 | 
						|
                $rowi = Database::result($sqlresult, 0);
 | 
						|
 | 
						|
                if ($row['random'] > 0) {
 | 
						|
                    $row['random'].' '.api_strtolower(get_lang(($row['random'] > 1 ? 'Questions' : 'Question')));
 | 
						|
                } else {
 | 
						|
                    //show results student
 | 
						|
                    $rowi.' '.api_strtolower(get_lang(($rowi > 1 ? 'Questions' : 'Question')));
 | 
						|
                }*/
 | 
						|
 | 
						|
                // This query might be improved later on by ordering by the new "tms" field rather than by exe_id
 | 
						|
                // Don't remove this marker: note-query-exe-results
 | 
						|
                $sql = "SELECT * FROM $TBL_TRACK_EXERCISES
 | 
						|
                        WHERE
 | 
						|
                            exe_exo_id      = ".$row['id']." AND
 | 
						|
                            exe_user_id     = ".$userId." AND
 | 
						|
                            c_id    = ".api_get_course_int_id()." AND
 | 
						|
                            status          <> 'incomplete' AND
 | 
						|
                            orig_lp_id      = 0 AND
 | 
						|
                            orig_lp_item_id = 0 AND
 | 
						|
                            session_id      =  '".api_get_session_id()."'
 | 
						|
                        ORDER BY exe_id DESC";
 | 
						|
 | 
						|
                $qryres = Database::query($sql);
 | 
						|
                $num = Database :: num_rows($qryres);
 | 
						|
 | 
						|
                // Hide the results.
 | 
						|
                $my_result_disabled = $row['results_disabled'];
 | 
						|
 | 
						|
                // Time limits are on
 | 
						|
                if ($time_limits) {
 | 
						|
                    // Exam is ready to be taken
 | 
						|
                    if ($is_actived_time) {
 | 
						|
                        // Show results 	697 	$attempt_text = get_lang('LatestAttempt').' : ';
 | 
						|
                        if ($my_result_disabled == 0 || $my_result_disabled == 2) {
 | 
						|
                            //More than one attempt
 | 
						|
                            if ($num > 0) {
 | 
						|
                                $row_track = Database :: fetch_array($qryres);
 | 
						|
                                $attempt_text = get_lang('LatestAttempt').' : ';
 | 
						|
                                $attempt_text .= ExerciseLib::show_score($row_track['exe_result'], $row_track['exe_weighting']);
 | 
						|
                            } else {
 | 
						|
                                //No attempts
 | 
						|
                                $attempt_text = get_lang('NotAttempted');
 | 
						|
                            }
 | 
						|
                        } else {
 | 
						|
                            //$attempt_text = get_lang('CantShowResults');
 | 
						|
                            $attempt_text = '-';
 | 
						|
                        }
 | 
						|
                    } else {
 | 
						|
                        //Quiz not ready due to time limits 	700 	$attempt_text = get_lang('NotAttempted');
 | 
						|
                        //@todo use the is_visible function
 | 
						|
                        if ($row['start_time'] != '0000-00-00 00:00:00' && $row['end_time'] != '0000-00-00 00:00:00') {
 | 
						|
                            $today = time();
 | 
						|
                            $start_time = api_strtotime($row['start_time'], 'UTC');
 | 
						|
                            $end_time = api_strtotime($row['end_time'], 'UTC');
 | 
						|
                            if ($today < $start_time) {
 | 
						|
                                $attempt_text = sprintf(get_lang('ExerciseWillBeActivatedFromXToY'), api_convert_and_format_date($row['start_time']), api_convert_and_format_date($row['end_time']));
 | 
						|
                            } else {
 | 
						|
                                if ($today > $end_time) {
 | 
						|
                                    $attempt_text = sprintf(get_lang('ExerciseWasActivatedFromXToY'), api_convert_and_format_date($row['start_time']), api_convert_and_format_date($row['end_time']));
 | 
						|
                                }
 | 
						|
                            }
 | 
						|
 | 
						|
                        } else {
 | 
						|
                            //$attempt_text = get_lang('ExamNotAvailableAtThisTime');
 | 
						|
                            if ($row['start_time'] != '0000-00-00 00:00:00') {
 | 
						|
                                $attempt_text = sprintf(get_lang('ExerciseAvailableFromX'), api_convert_and_format_date($row['start_time']));
 | 
						|
                            }
 | 
						|
                            if ($row['end_time'] != '0000-00-00 00:00:00') {
 | 
						|
                                $attempt_text = sprintf(get_lang('ExerciseAvailableUntilX'), api_convert_and_format_date($row['end_time']));
 | 
						|
                            }
 | 
						|
                        }
 | 
						|
                    }
 | 
						|
                } else {
 | 
						|
                    // Normal behaviour.
 | 
						|
                    // Show results.
 | 
						|
                    if ($my_result_disabled == 0 || $my_result_disabled == 2) {
 | 
						|
                        if ($num > 0) {
 | 
						|
                            $row_track = Database :: fetch_array($qryres);
 | 
						|
                            $attempt_text = get_lang('LatestAttempt').' : ';
 | 
						|
                            $attempt_text .= ExerciseLib::show_score($row_track['exe_result'], $row_track['exe_weighting']);
 | 
						|
                        } else {
 | 
						|
                            $attempt_text = get_lang('NotAttempted');
 | 
						|
                        }
 | 
						|
                    } else {
 | 
						|
                        //$attempt_text = get_lang('CantShowResults');
 | 
						|
                        $attempt_text = '-';
 | 
						|
                    }
 | 
						|
                }
 | 
						|
 | 
						|
                $class_tip = '';
 | 
						|
 | 
						|
                if (empty($num)) {
 | 
						|
                    $num = '';
 | 
						|
                } else {
 | 
						|
                    $class_tip = 'link_tooltip';
 | 
						|
                    //@todo use sprintf and show the results validated by the teacher
 | 
						|
                    if ($num == 1) {
 | 
						|
                        $num = $num.' '.get_lang('Result');
 | 
						|
                    } else {
 | 
						|
                        $num = $num.' '.get_lang('Results');
 | 
						|
                    }
 | 
						|
                    $num = '<span class="tooltip" style="display: none;">'.$num.'</span>';
 | 
						|
                }
 | 
						|
 | 
						|
                $item .= Display::tag('td', $attempt_text);
 | 
						|
            }
 | 
						|
 | 
						|
            if ($is_allowedToEdit) {
 | 
						|
                $item .= Display::tag('td', $actions, array('class' => 'td_actions'));
 | 
						|
            } else {
 | 
						|
                if ($isDrhOfCourse) {
 | 
						|
                    $actions ='<a href="exercise_report.php?'.api_get_cidreq().'&exerciseId='.$row['id'].'">'.
 | 
						|
                        Display :: return_icon('test_results.png', get_lang('Results'), '', ICON_SIZE_SMALL).'</a>';
 | 
						|
                    $item .= Display::tag('td', $actions, array('class' => 'td_actions'));
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            $tableRows[] = Display::tag(
 | 
						|
                'tr',
 | 
						|
                $item,
 | 
						|
                array(
 | 
						|
                    'id' => 'exercise_list_' . $my_exercise_id,
 | 
						|
                )
 | 
						|
            );
 | 
						|
 | 
						|
        } // end foreach()
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
// end exercise list
 | 
						|
// Hotpotatoes results
 | 
						|
$hotpotatoes_exist = false;
 | 
						|
 | 
						|
if ($is_allowedToEdit) {
 | 
						|
    $sql = "SELECT d.path as path, d.comment as comment, ip.visibility as visibility
 | 
						|
            FROM $TBL_DOCUMENT d, $TBL_ITEM_PROPERTY ip
 | 
						|
            WHERE
 | 
						|
                d.c_id = $courseId AND
 | 
						|
                ip.c_id = $courseId AND
 | 
						|
                d.id = ip.ref AND
 | 
						|
                ip.tool = '".TOOL_DOCUMENT."' AND
 | 
						|
                (d.path LIKE '%htm%') AND
 | 
						|
                d.path  LIKE '".Database :: escape_string($uploadPath.'/%/%')."'
 | 
						|
            LIMIT ".$from.",".$limit; // only .htm or .html files listed
 | 
						|
} else {
 | 
						|
    $sql = "SELECT d.path as path, d.comment as comment, ip.visibility as visibility
 | 
						|
            FROM $TBL_DOCUMENT d, $TBL_ITEM_PROPERTY ip
 | 
						|
            WHERE
 | 
						|
                d.c_id = $courseId AND
 | 
						|
                ip.c_id = $courseId AND
 | 
						|
                d.id = ip.ref AND
 | 
						|
                ip.tool = '".TOOL_DOCUMENT."' AND
 | 
						|
                (d.path LIKE '%htm%') AND
 | 
						|
                d.path  LIKE '".Database :: escape_string($uploadPath.'/%/%')."' AND
 | 
						|
                ip.visibility='1'
 | 
						|
            LIMIT ".$from.",".$limit;
 | 
						|
}
 | 
						|
 | 
						|
$result = Database::query($sql);
 | 
						|
 | 
						|
while ($row = Database :: fetch_array($result, 'ASSOC')) {
 | 
						|
    $attribute['path'][] = $row['path'];
 | 
						|
    $attribute['visibility'][] = $row['visibility'];
 | 
						|
    $attribute['comment'][] = $row['comment'];
 | 
						|
}
 | 
						|
 | 
						|
$nbrActiveTests = 0;
 | 
						|
if (isset($attribute['path']) && is_array($attribute['path'])) {
 | 
						|
    $hotpotatoes_exist = true;
 | 
						|
    while (list($key, $path) = each($attribute['path'])) {
 | 
						|
        $item = '';
 | 
						|
        list ($a, $vis) = each($attribute['visibility']);
 | 
						|
        if (strcmp($vis, "1") == 0) {
 | 
						|
            $active = 1;
 | 
						|
        } else {
 | 
						|
            $active = 0;
 | 
						|
        }
 | 
						|
        $title = GetQuizName($path, $documentPath);
 | 
						|
        if ($title == '') {
 | 
						|
            $title = basename($path);
 | 
						|
        }
 | 
						|
 | 
						|
        // prof only
 | 
						|
        if ($is_allowedToEdit) {
 | 
						|
            $item = Display::tag('td', Display::return_icon('hotpotatoes_s.png', "HotPotatoes").'<a href="showinframes.php?file='.$path.'&cid='.api_get_course_id().'&uid='.$userId.'" '.(!$active ? 'class="invisible"' : '').' >'.$title.'</a> ');
 | 
						|
            $item .= Display::tag('td', '-');
 | 
						|
 | 
						|
            $actions = Display::url(
 | 
						|
                Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL),
 | 
						|
                'adminhp.php?'.api_get_cidreq().'&hotpotatoesName='.$path
 | 
						|
            );
 | 
						|
 | 
						|
            $actions .='<a href="hotpotatoes_exercise_report.php?'.api_get_cidreq().'&path='.$path.'">'.
 | 
						|
                Display :: return_icon('test_results.png', get_lang('Results'), '', ICON_SIZE_SMALL).'</a>';
 | 
						|
 | 
						|
            // if active
 | 
						|
            if ($active) {
 | 
						|
                $nbrActiveTests = $nbrActiveTests + 1;
 | 
						|
                $actions .= '      <a href="'.$exercisePath.'?'.api_get_cidreq().'&hpchoice=disable&page='.$page.'&file='.$path.'">'.
 | 
						|
                    Display::return_icon('visible.png', get_lang('Deactivate'), '', ICON_SIZE_SMALL).'</a>';
 | 
						|
            } else { // else if not active
 | 
						|
                $actions .='    <a href="'.$exercisePath.'?'.api_get_cidreq().'&hpchoice=enable&page='.$page.'&file='.$path.'">'.
 | 
						|
                    Display::return_icon('invisible.png', get_lang('Activate'), '', ICON_SIZE_SMALL).'</a>';
 | 
						|
            }
 | 
						|
            $actions .= '<a href="'.$exercisePath.'?'.api_get_cidreq().'&hpchoice=delete&file='.$path.'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang('AreYouSureToDeleteJS'), ENT_QUOTES, $charset).' '.$title."?").'\')) return false;">'.
 | 
						|
                Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'</a>';
 | 
						|
            $item .= Display::tag('td', $actions);
 | 
						|
            $tableRows[] = Display::tag('tr', $item);
 | 
						|
        } else {
 | 
						|
            // Student only
 | 
						|
            if ($active == 1) {
 | 
						|
                $attempt = ExerciseLib::getLatestHotPotatoResult(
 | 
						|
                    $path,
 | 
						|
                    $userId,
 | 
						|
                    api_get_course_int_id(),
 | 
						|
                    api_get_session_id()
 | 
						|
                );
 | 
						|
 | 
						|
                $nbrActiveTests = $nbrActiveTests + 1;
 | 
						|
                $item .= Display::tag('td', '<a href="showinframes.php?'.api_get_cidreq().'&file='.$path.'&cid='.api_get_course_id().'&uid='.$userId.'" '.(!$active ? 'class="invisible"' : '').' >'.$title.'</a>');
 | 
						|
 | 
						|
                if (!empty($attempt)) {
 | 
						|
                    $actions = '<a href="hotpotatoes_exercise_report.php?'.api_get_cidreq().'&path='.$path.'&filter_by_user='.$userId.'">'.Display :: return_icon('test_results.png', get_lang('Results'), '', ICON_SIZE_SMALL).'</a>';
 | 
						|
                    $attemptText = get_lang('LatestAttempt').' : ';
 | 
						|
                    $attemptText .= ExerciseLib::show_score($attempt['exe_result'], $attempt['exe_weighting']).' ';
 | 
						|
                    $attemptText .= $actions;
 | 
						|
                } else {
 | 
						|
                    // No attempts.
 | 
						|
                    $attemptText = get_lang('NotAttempted').' ';
 | 
						|
                }
 | 
						|
 | 
						|
                $item .= Display::tag('td', $attemptText);
 | 
						|
 | 
						|
                if ($isDrhOfCourse) {
 | 
						|
                    $actions ='<a href="hotpotatoes_exercise_report.php?'.api_get_cidreq().'&path='.$path.'">'.
 | 
						|
                        Display :: return_icon('test_results.png', get_lang('Results'), '', ICON_SIZE_SMALL).'</a>';
 | 
						|
 | 
						|
                    $item .= Display::tag('td', $actions, array('class' => 'td_actions'));
 | 
						|
                }
 | 
						|
 | 
						|
                $tableRows[] = Display::tag('tr', $item);
 | 
						|
            }
 | 
						|
        }
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
if (empty($exercise_list) && $hotpotatoes_exist == false) {
 | 
						|
    if ($is_allowedToEdit && $origin != 'learnpath') {
 | 
						|
        echo '<div id="no-data-view">';
 | 
						|
        echo '<h3>'.get_lang('Quiz').'</h3>';
 | 
						|
        echo Display::return_icon('quiz.png', '', array(), 64);
 | 
						|
        echo '<div class="controls">';
 | 
						|
        echo Display::url('<em class="fa fa-plus"></em> '.get_lang('NewEx'), 'exercise_admin.php?'.api_get_cidreq(), array('class' => 'btn btn-primary'));
 | 
						|
        echo '</div>';
 | 
						|
        echo '</div>';
 | 
						|
    }
 | 
						|
} else {
 | 
						|
    if ($is_allowedToEdit) {
 | 
						|
        $headers = [
 | 
						|
            get_lang('ExerciseName'),
 | 
						|
            get_lang('QuantityQuestions'),
 | 
						|
            get_lang('Actions')
 | 
						|
        ];
 | 
						|
    } else {
 | 
						|
        $headers = [
 | 
						|
            get_lang('ExerciseName'),
 | 
						|
            get_lang('Status')
 | 
						|
        ];
 | 
						|
 | 
						|
        if ($isDrhOfCourse) {
 | 
						|
            $headers[] = get_lang('Actions');
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    $headerList = '';
 | 
						|
 | 
						|
    foreach ($headers as $header) {
 | 
						|
        $headerList .= Display::tag('th', $header);
 | 
						|
    }
 | 
						|
 | 
						|
    echo '<div class="table-responsive">';
 | 
						|
    echo '<table class="table table-striped table-hover">';
 | 
						|
    echo Display::tag(
 | 
						|
        'thead',
 | 
						|
        Display::tag('tr', $headerList)
 | 
						|
    );
 | 
						|
    echo '<tbody>';
 | 
						|
 | 
						|
    foreach ($tableRows as $row) {
 | 
						|
        echo $row;
 | 
						|
    }
 | 
						|
 | 
						|
    echo '</tbody>';
 | 
						|
    echo '</table>';
 | 
						|
    echo '</div>';
 | 
						|
}
 | 
						|
if ($origin != 'learnpath') { //so we are not in learnpath tool
 | 
						|
    Display :: display_footer();
 | 
						|
}
 | 
						|
 |