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- <?php
- /* For licensing terms, see /license.txt */
- /**
- * Exercise list: This script shows the list of exercises for administrators and students.
- * @package chamilo.exercise
- * @author Olivier Brouckaert, original author
- * @author Denes Nagy, HotPotatoes integration
- * @author Wolfgang Schneider, code/html cleanup
- * @author Julio Montoya <gugli100@gmail.com>, lots of cleanup + several improvements
- * Modified by hubert.borderiou (question category)
- */
- // name of the language file that needs to be included
- use \ChamiloSession as Session;
- $language_file = array('exercice', 'tracking');
- // including the global library
- require_once '../inc/global.inc.php';
- $current_course_tool = TOOL_QUIZ;
- require_once '../gradebook/lib/be.inc.php';
- // Setting the tabs
- $this_section = SECTION_COURSES;
- $htmlHeadXtra[] = api_get_js('qtip2/jquery.qtip.min.js');
- $htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/qtip2/jquery.qtip.min.css');
- // Access control
- api_protect_course_script(true);
- // including additional libraries
- require_once 'exercise.class.php';
- require_once 'exercise.lib.php';
- require_once 'question.class.php';
- require_once 'answer.class.php';
- require_once 'testcategory.class.php';
- require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php';
- require_once api_get_path(LIBRARY_PATH).'fileUpload.lib.php';
- require_once 'hotpotatoes.lib.php';
- require_once api_get_path(LIBRARY_PATH).'mail.lib.inc.php';
- /* Constants and variables */
- $is_allowedToEdit = api_is_allowed_to_edit(null, true);
- $is_tutor = api_is_allowed_to_edit(true);
- $is_tutor_course = api_is_course_tutor();
- $courseInfo = api_get_course_info();
- $courseId = api_get_course_int_id();
- $userId = api_get_user_id();
- $userInfo = api_get_user_info();
- $sessionId = api_get_session_id();
- $isDrhOfCourse = CourseManager::isUserSubscribedInCourseAsDrh(
- $userId,
- $courseInfo
- );
- $TBL_DOCUMENT = Database :: get_course_table(TABLE_DOCUMENT);
- $TBL_ITEM_PROPERTY = Database :: get_course_table(TABLE_ITEM_PROPERTY);
- $TBL_EXERCICE_QUESTION = Database :: get_course_table(TABLE_QUIZ_TEST_QUESTION);
- $TBL_EXERCICES = Database :: get_course_table(TABLE_QUIZ_TEST);
- $TBL_TRACK_EXERCICES = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
- // document path
- $documentPath = api_get_path(SYS_COURSE_PATH).$courseInfo['path']."/document";
- // picture path
- $picturePath = $documentPath.'/images';
- // audio path
- $audioPath = $documentPath.'/audio';
- // hot potatoes
- $uploadPath = DIR_HOTPOTATOES; //defined in main_api
- $exercicePath = api_get_self();
- $exfile = explode('/', $exercicePath);
- $exfile = strtolower($exfile[sizeof($exfile) - 1]);
- $exercicePath = substr($exercicePath, 0, strpos($exercicePath, $exfile));
- $exercicePath = $exercicePath."exercice.php";
- // Clear the exercise session
- if (isset($_SESSION['objExercise'])) {
- Session::erase('objExercise');
- }
- if (isset($_SESSION['objQuestion'])) {
- Session::erase('objQuestion');
- }
- if (isset($_SESSION['objAnswer'])) {
- Session::erase('objAnswer');
- }
- if (isset($_SESSION['questionList'])) {
- Session::erase('questionList');
- }
- if (isset($_SESSION['exerciseResult'])) {
- Session::erase('exerciseResult');
- }
- //General POST/GET/SESSION/COOKIES parameters recovery
- $origin = isset($_REQUEST['origin']) ? Security::remove_XSS($_REQUEST['origin']) : null;
- $choice = isset($_REQUEST['choice']) ? Security::remove_XSS($_REQUEST['choice']) : null;
- $hpchoice = isset($_REQUEST['hpchoice']) ? Security::remove_XSS($_REQUEST['hpchoice']) : null;
- $exerciseId = isset($_REQUEST['exerciseId']) ? Security::remove_XSS($_REQUEST['exerciseId']) : null;
- $file = isset($_REQUEST['file']) ? Database::escape_string($_REQUEST['file']) : null;
- $learnpath_id = isset($_REQUEST['learnpath_id']) ? intval($_REQUEST['learnpath_id']) : null;
- $learnpath_item_id = isset($_REQUEST['learnpath_item_id']) ? intval($_REQUEST['learnpath_item_id']) : null;
- $page = isset($_REQUEST['page']) ? intval($_REQUEST['page']) : null;
- if ($page < 0) {
- $page = 1;
- }
- if (!empty($_GET['gradebook']) && $_GET['gradebook'] == 'view') {
- $_SESSION['gradebook'] = Security::remove_XSS($_GET['gradebook']);
- $gradebook = $_SESSION['gradebook'];
- } elseif (empty($_GET['gradebook'])) {
- unset($_SESSION['gradebook']);
- $gradebook = '';
- }
- if (!empty($gradebook) && $gradebook == 'view') {
- $interbreadcrumb[] = array('url' => '../gradebook/'.$_SESSION['gradebook_dest'], 'name' => get_lang('ToolGradebook'));
- }
- $nameTools = get_lang('Exercices');
- $errorXmlExport = null;
- if ($is_allowedToEdit && !empty($choice) && $choice == 'exportqti2') {
- require_once 'export/qti2/qti2_export.php';
- $export = export_exercise($exerciseId, true);
- require_once api_get_path(LIBRARY_PATH).'pclzip/pclzip.lib.php';
- $archive_path = api_get_path(SYS_ARCHIVE_PATH);
- $temp_dir_short = api_get_unique_id();
- $temp_zip_dir = $archive_path.$temp_dir_short;
- if (!is_dir($temp_zip_dir)) {
- mkdir($temp_zip_dir, api_get_permissions_for_new_directories());
- }
- $temp_zip_file = $temp_zip_dir."/".api_get_unique_id().".zip";
- $temp_xml_file = $temp_zip_dir."/qti2export_".$exerciseId.'.xml';
- file_put_contents($temp_xml_file, $export);
- $xmlReader = new XMLReader();
- $xmlReader->open($temp_xml_file);
- $xmlReader->setParserProperty(XMLReader::VALIDATE, true);
- $isValid = $xmlReader->isValid();
- if ($isValid) {
- $zip_folder = new PclZip($temp_zip_file);
- $zip_folder->add($temp_xml_file, PCLZIP_OPT_REMOVE_ALL_PATH);
- $name = 'qti2_export_'.$exerciseId.'.zip';
- DocumentManager::file_send_for_download($temp_zip_file, true, $name);
- unlink($temp_zip_file);
- unlink($temp_xml_file);
- rmdir($temp_zip_dir);
- exit; //otherwise following clicks may become buggy
- } else {
- $errorXmlExport = Display :: return_message(get_lang('ErrorWritingXMLFile'), 'error');
- }
- }
- if ($origin != 'learnpath') {
- //so we are not in learnpath tool
- Display :: display_header($nameTools, get_lang('Exercise'));
- if (isset($_GET['message'])) {
- if (in_array($_GET['message'], array('ExerciseEdited'))) {
- Display :: display_confirmation_message(get_lang($_GET['message']));
- }
- }
- } else {
- Display :: display_reduced_header();
- }
- event_access_tool(TOOL_QUIZ);
- // Tool introduction
- Display :: display_introduction_section(TOOL_QUIZ);
- if (!empty($errorXmlExport)) {
- echo $errorXmlExport;
- }
- HotPotGCt($documentPath, 1, $userId);
- // Only for administrator
- if ($is_allowedToEdit) {
- if (!empty($choice)) {
- // All test choice, clean all test's results
- if ($choice == 'clean_all_test') {
- $check = Security::check_token('get');
- if ($check) {
- // list des exercices dans un test
- // we got variable $courseId $courseInfo session api_get_session_id()
- $exerciseList = get_all_exercises_for_course_id(
- $courseInfo,
- $sessionId,
- $courseId,
- false
- );
- $quantity_results_deleted = 0;
- foreach ($exerciseList as $exeItem) {
- // delete result for test, if not in a gradebook
- $exercise_action_locked = api_resource_is_locked_by_gradebook($exeItem['id'], LINK_EXERCISE);
- if ($exercise_action_locked == false) {
- $objExerciseTmp = new Exercise();
- if ($objExerciseTmp->read($exeItem['id'])) {
- $quantity_results_deleted += $objExerciseTmp->clean_results(true);
- }
- }
- }
- Display:: display_confirmation_message(
- sprintf(
- get_lang('XResultsCleaned'),
- $quantity_results_deleted
- )
- );
- }
- }
- // single exercise choice
- // construction of Exercise
- $objExerciseTmp = new Exercise();
- $check = Security::check_token('get');
- $exercise_action_locked = api_resource_is_locked_by_gradebook(
- $exerciseId,
- LINK_EXERCISE
- );
- if ($objExerciseTmp->read($exerciseId)) {
- if ($check) {
- switch ($choice) {
- case 'delete' :
- // deletes an exercise
- if ($exercise_action_locked == false) {
- $objExerciseTmp->delete();
- require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/gradebook_functions.inc.php';
- $link_info = is_resource_in_course_gradebook(api_get_course_id(), 1, $exerciseId, $sessionId);
- if ($link_info !== false) {
- remove_resource_from_course_gradebook($link_info['id']);
- }
- Display :: display_confirmation_message(get_lang('ExerciseDeleted'));
- }
- break;
- case 'enable' :
- // enables an exercise
- if (empty($sessionId)) {
- $objExerciseTmp->enable();
- $objExerciseTmp->save();
- } else {
- if (!empty($objExerciseTmp->sessionId)) {
- $objExerciseTmp->enable();
- $objExerciseTmp->save();
- }
- }
- api_item_property_update(
- $courseInfo,
- TOOL_QUIZ,
- $objExerciseTmp->id,
- 'visible',
- $userId
- );
- // "WHAT'S NEW" notification: update table item_property (previously last_tooledit)
- Display :: display_confirmation_message(get_lang('VisibilityChanged'));
- break;
- case 'disable' :
- // disables an exercise
- if (empty($sessionId)) {
- $objExerciseTmp->disable();
- $objExerciseTmp->save();
- } else {
- // Only change active if it belongs to a session
- if (!empty($objExerciseTmp->sessionId)) {
- $objExerciseTmp->disable();
- $objExerciseTmp->save();
- }
- }
- api_item_property_update(
- $courseInfo,
- TOOL_QUIZ,
- $objExerciseTmp->id,
- 'invisible',
- $userId
- );
- Display :: display_confirmation_message(get_lang('VisibilityChanged'));
- break;
- case 'disable_results' :
- //disable the results for the learners
- $objExerciseTmp->disable_results();
- $objExerciseTmp->save();
- Display :: display_confirmation_message(get_lang('ResultsDisabled'));
- break;
- case 'enable_results' :
- //disable the results for the learners
- $objExerciseTmp->enable_results();
- $objExerciseTmp->save();
- Display :: display_confirmation_message(get_lang('ResultsEnabled'));
- break;
- case 'clean_results' :
- //clean student results
- if ($exercise_action_locked == false) {
- $quantity_results_deleted = $objExerciseTmp->clean_results(true);
- Display :: display_confirmation_message(sprintf(get_lang('XResultsCleaned'), $quantity_results_deleted));
- }
- 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);
- $fld = GetFolderName($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(id) as count FROM $TBL_EXERCICES
- WHERE c_id = $courseId AND active<>'-1' $condition_session ";
- $sql = "SELECT * FROM $TBL_EXERCICES
- WHERE c_id = $courseId AND active<>'-1' $condition_session
- ORDER BY title LIMIT ".$from.",".$limit;
- } else {
- // Only for students
- $total_sql = "SELECT count(id) as count FROM $TBL_EXERCICES
- WHERE c_id = $courseId AND active = '1' $condition_session ";
- $sql = "SELECT * FROM $TBL_EXERCICES
- WHERE c_id = $courseId AND
- active='1' $condition_session
- ORDER BY title LIMIT ".$from.",".$limit;
- }
- $result = Database::query($sql);
- $exercises_count = Database :: num_rows($result);
- $result_total = Database::query($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('question_category_show.gif', get_lang('QuestionCategory'));
- 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, $charset))."')) return false;",
- 'href' => api_get_path(WEB_CODE_PATH).'exercice/exercice.php?'.api_get_cidreq().'&choice=clean_all_test&sec_token='.$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 = $exercise_obj->get_exercise_list_ordered();
- $list_ordered = null;
- while ($row = Database :: fetch_array($result, 'ASSOC')) {
- $exercise_list[$row['id']] = $row;
- }
- if (isset($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 = $new_question_list;
- }
- echo '<table class="'.Display::return_default_table_class().'">';
- /* Listing exercises */
- if (!empty($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
- $i = 1;
- if ($is_allowedToEdit) {
- $headers = array(
- array('name' => get_lang('ExerciseName')),
- array('name' => get_lang('QuantityQuestions'), 'params' => array('width' => '100px')),
- array('name' => get_lang('Actions'), 'params' => array('width' => '180px')));
- } else {
- $headers = array(
- array('name' => get_lang('ExerciseName')),
- array('name' => get_lang('Status')),
- );
- if ($isDrhOfCourse) {
- $headers[] = array(
- 'name' => get_lang('Actions'),
- 'params' => array('width' => '180px')
- );
- }
- }
- $header_list = '';
- foreach ($headers as $header) {
- $params = isset($header['params']) ? $header['params'] : null;
- $header_list .= Display::tag('th', $header['name'], $params);
- }
- echo Display::tag('tr', $header_list);
- $count = 0;
- foreach ($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++;
- // Validation 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;
- }
- $count_exercise_not_validated = intval(count_exercise_result_not_validated($my_exercise_id, $course_code, $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'].'"><img src="../img/quiz.gif" /> '.$title.' </a>';
- $item = Display::tag('td', $url.' '.$session_img.$lp_blocked);
- // Count number exercise - teacher
- $sql = "SELECT count(*) FROM $TBL_EXERCICE_QUESTION
- WHERE c_id = $courseId AND exercice_id = $my_exercise_id";
- $sqlresult = Database::query($sql);
- $rowi = Database :: result($sqlresult, 0);
- if ($session_id == $row['session_id']) {
- // Settings
- $actions = Display::url(
- Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL),
- 'admin.php?'.api_get_cidreq().'&exerciseId='.$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' => 'exercice.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' => 'exercice.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) {
- $actions .= Display::url(
- Display::return_icon('invisible.png', get_lang('Activate'), '', ICON_SIZE_SMALL),
- 'exercice.php?'.api_get_cidreq().'&choice=enable&sec_token='.$token.'&page='.$page.'&exerciseId='.$row['id']
- );
- } else {
- // else if not active
- $actions .= Display::url(
- Display::return_icon('visible.png', get_lang('Deactivate'), '', ICON_SIZE_SMALL),
- 'exercice.php?'.api_get_cidreq().'&choice=disable&sec_token='.$token.'&page='.$page.'&exerciseId='.$row['id']
- );
- }
- }
- // Export qti ...
- $actions .= Display::url(Display::return_icon('export_qti2.png', 'IMS/QTI', '', ICON_SIZE_SMALL), 'exercice.php?choice=exportqti2&exerciseId='.$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) {
- $actions .= Display::url(
- Display::return_icon('invisible.png', get_lang('Activate'), '', ICON_SIZE_SMALL),
- 'exercice.php?'.api_get_cidreq().'&choice=enable&sec_token='.$token.'&page='.$page.'&exerciseId='.$row['id']
- );
- } else {
- // else if not active
- $actions .= Display::url(
- Display::return_icon('visible.png', get_lang('Deactivate'), '', ICON_SIZE_SMALL),
- 'exercice.php?'.api_get_cidreq().'&choice=disable&sec_token='.$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' => 'exercice.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('AreYouSureToDelete'), ENT_QUOTES, $charset))." ".addslashes($row['title'])."?"."')) return false;", 'href' => 'exercice.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 = 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_EXERCICE_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 $TBL_TRACK_EXERCICES
- WHERE
- exe_exo_id = ".$row['id']." AND
- exe_user_id = ".$userId." AND
- exe_cours_id = '".api_get_course_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').' : ';
- $attempt_text .= show_score($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 {
- // Display visibility message for test in exercise page
- $visibleReturn = $exercise_obj->is_visible(0, 0, 0, false);
- $attempt_text = $visibleReturn['rawMessage'];
- }
- } else {
- // Normal behaviour.
- // Show results.
- if ($my_result_disabled == 0 || $my_result_disabled == 2) {
- if ($num > 0) {
- $row_track = Database :: fetch_array($qryres);
- $attempt_text = get_lang('LatestAttempt').' : ';
- $attempt_text .= show_score($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);
- }
- $class = 'row_even';
- if ($count % 2) {
- $class = 'row_odd';
- }
- if ($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'));
- }
- }
- echo Display::tag(
- 'tr',
- $item,
- array(
- 'id' => 'exercise_list_' . $my_exercise_id,
- 'class' => $class
- )
- );
- $count++;
- } // 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);
- }
- $class = 'row_even';
- if ($count % 2) {
- $class = 'row_odd';
- }
- // prof only
- if ($is_allowedToEdit) {
- $item = Display::tag('td', '<img src="../img/hotpotatoes_s.png" alt="HotPotatoes" /> <a href="showinframes.php?file='.$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;
- $actions .= ' <a href="'.$exercicePath.'?'.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
- $actions .=' <a href="'.$exercicePath.'?'.api_get_cidreq().'&hpchoice=enable&page='.$page.'&file='.$path.'">'.
- Display::return_icon('invisible.png', get_lang('Activate'), '', ICON_SIZE_SMALL).'</a>';
- }
- $actions .= '<a href="'.$exercicePath.'?'.api_get_cidreq().'&hpchoice=delete&file='.$path.'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang('AreYouSureToDelete'), ENT_QUOTES, $charset).' '.$title."?").'\')) return false;">'.
- Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'</a>';
- $item .= Display::tag('td', $actions);
- echo Display::tag('tr', $item, array('class' => $class));
- } else {
- // Student only
- if ($active == 1) {
- $attempt = getLatestHotPotatoResult(
- $path,
- $userId,
- api_get_course_int_id(),
- $sessionId
- );
- $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').' : ';
- $attemptText .= show_score($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'));
- }
- echo Display::tag(
- 'tr',
- $item,
- array('class' => $class)
- );
- }
- }
- $count++;
- }
- }
- echo '</table>';
- if (empty($exercise_list) && $hotpotatoes_exist == false) {
- if ($is_allowedToEdit && $origin != 'learnpath') {
- echo '<div id="no-data-view">';
- echo '<h2>'.get_lang('Quiz').'</h2>';
- echo Display::return_icon('quiz.png', '', array(), 64);
- echo '<div class="controls">';
- echo Display::url(get_lang('NewEx'), 'exercise_admin.php?'.api_get_cidreq(), array('class' => 'btn'));
- echo '</div>';
- echo '</div>';
- }
- }
- if ($origin != 'learnpath') { //so we are not in learnpath tool
- Display :: display_footer();
- }
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