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- <?php
- /* For licensing terms, see /license.txt */
- use Chamilo\CourseBundle\Entity\CLpCategory;
- use ChamiloSession as Session;
- /**
- * This file was originally the copy of document.php, but many modifications happened since then ;
- * the direct file view is not needed anymore, if the user uploads a scorm zip file, a directory
- * will be automatically created for it, and the files will be uncompressed there for example ;.
- *
- * @package chamilo.learnpath
- *
- * @author Yannick Warnier <ywarnier@beeznest.org> - redesign
- * @author Denes Nagy, principal author
- * @author Isthvan Mandak, several new features
- * @author Roan Embrechts, code improvements and refactoring
- */
- $use_anonymous = true;
- $this_section = SECTION_COURSES;
- if ($lp_controller_touched != 1) {
- header('Location: lp_controller.php?action=view&item_id='.intval($_REQUEST['item_id']));
- exit;
- }
- require_once __DIR__.'/../inc/global.inc.php';
- api_protect_course_script();
- if (isset($_REQUEST['origin']) && $_REQUEST['origin'] === 'learnpath') {
- $_REQUEST['origin'] = '';
- }
- // To prevent the template class
- $lp_id = !empty($_GET['lp_id']) ? (int) $_GET['lp_id'] : 0;
- $sessionId = api_get_session_id();
- $course_code = api_get_course_id();
- $course_id = api_get_course_int_id();
- $user_id = api_get_user_id();
- // Check if the learning path is visible for student - (LP requisites)
- if (!api_is_platform_admin()) {
- if (!api_is_allowed_to_edit(null, true, false, false) &&
- !learnpath::is_lp_visible_for_student($lp_id, api_get_user_id())
- ) {
- api_not_allowed(true);
- }
- }
- // Checking visibility (eye icon)
- $visibility = api_get_item_visibility(
- api_get_course_info(),
- TOOL_LEARNPATH,
- $lp_id,
- $action,
- api_get_user_id(),
- $sessionId
- );
- if ($visibility === 0 &&
- !api_is_allowed_to_edit(false, true, false, false)
- ) {
- api_not_allowed(true);
- }
- /** @var learnpath $lp */
- $lp = Session::read('oLP');
- if (empty($lp)) {
- api_not_allowed(true);
- }
- $debug = 0;
- if ($debug) {
- error_log('------ Entering lp_view.php -------');
- }
- $lp_item_id = $lp->get_current_item_id();
- $lpType = $lp->get_type();
- if (!$is_allowed_to_edit) {
- $categoryId = $lp->getCategoryId();
- $em = Database::getManager();
- if (!empty($categoryId)) {
- /** @var CLpCategory $category */
- $category = $em->getRepository('ChamiloCourseBundle:CLpCategory')->find($categoryId);
- $block = false;
- if ($category) {
- $user = UserManager::getRepository()->find($user_id);
- $users = $category->getUsers();
- if (!empty($users) && $users->count() > 0) {
- if ($user && !$category->hasUserAdded($user)) {
- $block = true;
- }
- }
- $isVisible = learnpath::categoryIsVisibleForStudent(
- $category,
- $user
- );
- if ($isVisible) {
- $block = false;
- }
- if ($block) {
- api_not_allowed(true);
- }
- }
- }
- }
- $platform_theme = api_get_setting('stylesheets');
- $my_style = $platform_theme;
- $ajaxUrl = api_get_path(WEB_AJAX_PATH).'lp.ajax.php?a=get_item_prerequisites&'.api_get_cidreq();
- $htmlHeadXtra[] = '<script>
- <!--
- var jQueryFrameReadyConfigPath = \''.api_get_jquery_web_path().'\';
- -->
- </script>';
- $htmlHeadXtra[] = api_get_css_asset('qtip2/jquery.qtip.min.css');
- $htmlHeadXtra[] = api_get_asset('qtip2/jquery.qtip.min.js');
- $htmlHeadXtra[] = '<script type="text/javascript" src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.frameready.js"></script>';
- $htmlHeadXtra[] = '<script>
- $(function() {
- $("div#log_content_cleaner").bind("click", function() {
- $("div#log_content").empty();
- });
- });
- var chamilo_xajax_handler = window.oxajax;
- </script>';
- $allowLpItemTip = api_get_configuration_value('hide_accessibility_label_on_lp_item') === false;
- if ($allowLpItemTip) {
- $htmlHeadXtra[] = '<script>
- $(function() {
- $(".scorm_item_normal").qtip({
- content: {
- text: function(event, api) {
- var item = $(this);
- var itemId = $(this).attr("id");
- itemId = itemId.replace("toc_", "");
- var textToShow = "";
- $.ajax({
- type: "GET",
- url: "'.$ajaxUrl.'&item_id="+ itemId,
- async: false
- })
- .then(function(content) {
- if (content == 1) {
- textToShow = "'.addslashes(get_lang('LPItemCanBeAccessed')).'";
- api.set("style.classes", "qtip-green qtip-shadow");
- } else {
- textToShow = content;
- api.set("style.classes", "qtip-red qtip-shadow");
- }
-
- return textToShow;
- });
- return textToShow;
- }
- }
- });
- });
- </script>';
- }
- // Impress js
- if ($lp->mode === 'impress') {
- $lp_id = $lp->get_id();
- $url = api_get_path(WEB_CODE_PATH)."lp/lp_impress.php?lp_id=$lp_id&".api_get_cidreq();
- header("Location: $url");
- exit;
- }
- // Prepare variables for the test tool (just in case) - honestly, this should disappear later on.
- Session::write('scorm_view_id', $lp->get_view_id());
- Session::write('scorm_item_id', $lp_item_id);
- // Reinit exercises variables to avoid spacename clashes (see exercise tool)
- if (isset($exerciseResult) || isset($_SESSION['exerciseResult'])) {
- Session::erase('exerciseResult');
- Session::erase('objExercise');
- Session::erase('questionList');
- Session::erase('duration_time_previous');
- Session::erase('duration_time');
- }
- // additional APIs
- $htmlHeadXtra[] = '<script>
- chamilo_courseCode = "'.$course_code.'";
- </script>';
- // Document API
- $htmlHeadXtra[] = '<script src="js/documentapi.js" type="text/javascript" language="javascript"></script>';
- // Storage API
- $htmlHeadXtra[] = '<script>
- var sv_user = \''.api_get_user_id().'\';
- var sv_course = chamilo_courseCode;
- var sv_sco = \''.$lp_id.'\';
- </script>'; // FIXME fetch sco and userid from a more reliable source directly in sotrageapi.js
- $htmlHeadXtra[] = '<script type="text/javascript" src="js/storageapi.js"></script>';
- /**
- * Get a link to the corresponding document.
- */
- if ($debug) {
- error_log(" src: $src ");
- error_log(" lp_type: $lpType ");
- }
- $get_toc_list = $lp->get_toc();
- $get_teacher_buttons = $lp->get_teacher_toc_buttons();
- $type_quiz = false;
- foreach ($get_toc_list as $toc) {
- if ($toc['id'] == $lp_item_id && $toc['type'] == 'quiz') {
- $type_quiz = true;
- }
- }
- if (!isset($src)) {
- $src = null;
- switch ($lpType) {
- case 1:
- $lp->stop_previous_item();
- $htmlHeadXtra[] = '<script src="scorm_api.php" type="text/javascript" language="javascript"></script>';
- $preReqCheck = $lp->prerequisites_match($lp_item_id);
- if ($preReqCheck === true) {
- $src = $lp->get_link(
- 'http',
- $lp_item_id,
- $get_toc_list
- );
- // Prevents FF 3.6 + Adobe Reader 9 bug see BT#794 when calling a pdf file in a LP.
- $file_info = parse_url($src);
- if (isset($file_info['path'])) {
- $file_info = pathinfo($file_info['path']);
- }
- if (isset($file_info['extension']) &&
- api_strtolower(substr($file_info['extension'], 0, 3)) == 'pdf'
- ) {
- $src = api_get_path(WEB_CODE_PATH).'lp/lp_view_item.php?lp_item_id='.$lp_item_id.'&'.api_get_cidreq();
- }
- $src = $lp->fixBlockedLinks($src);
- $lp->start_current_item(); // starts time counter manually if asset
- } else {
- $src = 'blank.php?error=prerequisites';
- }
- break;
- case 2:
- // save old if asset
- $lp->stop_previous_item(); // save status manually if asset
- $htmlHeadXtra[] = '<script src="scorm_api.php" type="text/javascript" language="javascript"></script>';
- $preReqCheck = $lp->prerequisites_match($lp_item_id);
- if ($preReqCheck === true) {
- $src = $lp->get_link('http', $lp_item_id, $get_toc_list);
- $lp->start_current_item(); // starts time counter manually if asset
- } else {
- $src = 'blank.php?error=prerequisites';
- }
- break;
- case 3:
- // aicc
- $lp->stop_previous_item(); // save status manually if asset
- $htmlHeadXtra[] = '<script src="'.$lp->get_js_lib().'" type="text/javascript" language="javascript"></script>';
- $preReqCheck = $lp->prerequisites_match($lp_item_id);
- if ($preReqCheck === true) {
- $src = $lp->get_link(
- 'http',
- $lp_item_id,
- $get_toc_list
- );
- $lp->start_current_item(); // starts time counter manually if asset
- } else {
- $src = 'blank.php';
- }
- break;
- case 4:
- break;
- }
- }
- $autostart = 'true';
- // Update status, total_time from lp_item_view table when you finish the exercises in learning path.
- if ($debug) {
- error_log('$type_quiz: '.$type_quiz);
- error_log('$_REQUEST[exeId]: '.intval($_REQUEST['exeId']));
- error_log('$lp_id: '.$lp_id);
- error_log('$_GET[lp_item_id]: '.intval($_GET['lp_item_id']));
- }
- if (!empty($_REQUEST['exeId']) &&
- isset($lp_id) &&
- isset($_GET['lp_item_id'])
- ) {
- global $src;
- $lp->items[$lp->current]->write_to_db();
- $TBL_TRACK_EXERCICES = Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES);
- $TBL_LP_ITEM_VIEW = Database::get_course_table(TABLE_LP_ITEM_VIEW);
- $TBL_LP_ITEM = Database::get_course_table(TABLE_LP_ITEM);
- $safe_item_id = (int) $_GET['lp_item_id'];
- $safe_id = $lp_id;
- $safe_exe_id = (int) $_REQUEST['exeId'];
- if (!empty($safe_id) && !empty($safe_item_id)) {
- $sql = 'SELECT start_date, exe_date, exe_result, exe_weighting, exe_exo_id, exe_duration
- FROM '.$TBL_TRACK_EXERCICES.'
- WHERE exe_id = '.$safe_exe_id;
- $res = Database::query($sql);
- $row_dates = Database::fetch_array($res);
- $duration = (int) $row_dates['exe_duration'];
- $score = (float) $row_dates['exe_result'];
- $max_score = (float) $row_dates['exe_weighting'];
- $sql = "UPDATE $TBL_LP_ITEM SET
- max_score = '$max_score'
- WHERE iid = $safe_item_id";
- Database::query($sql);
- $sql = "SELECT id FROM $TBL_LP_ITEM_VIEW
- WHERE
- c_id = $course_id AND
- lp_item_id = $safe_item_id AND
- lp_view_id = ".$lp->get_view_id()."
- ORDER BY id DESC
- LIMIT 1";
- $res_last_attempt = Database::query($sql);
- if (Database::num_rows($res_last_attempt) && !api_is_invitee()) {
- $row_last_attempt = Database::fetch_row($res_last_attempt);
- $lp_item_view_id = $row_last_attempt[0];
- $exercise = new Exercise(api_get_course_int_id());
- $exercise->read($row_dates['exe_exo_id']);
- $status = 'completed';
- if (!empty($exercise->pass_percentage)) {
- $status = 'failed';
- $success = ExerciseLib::isSuccessExerciseResult(
- $score,
- $max_score,
- $exercise->pass_percentage
- );
- if ($success) {
- $status = 'passed';
- }
- }
- $sql = "UPDATE $TBL_LP_ITEM_VIEW SET
- status = '$status',
- score = $score,
- total_time = $duration
- WHERE iid = $lp_item_view_id";
- if ($debug) {
- error_log($sql);
- }
- Database::query($sql);
- $sql = "UPDATE $TBL_TRACK_EXERCICES SET
- orig_lp_item_view_id = $lp_item_view_id
- WHERE exe_id = ".$safe_exe_id;
- Database::query($sql);
- }
- }
- if (intval($_GET['fb_type']) != EXERCISE_FEEDBACK_TYPE_END) {
- $src = 'blank.php?msg=exerciseFinished';
- } else {
- $src = api_get_path(WEB_CODE_PATH).'exercise/result.php?id='.$safe_exe_id.'&'.api_get_cidreq(true, true, 'learnpath');
- if ($debug) {
- error_log('Calling URL: '.$src);
- }
- }
- $autostart = 'false';
- }
- $lp->set_previous_item($lp_item_id);
- $nameTools = Security::remove_XSS($lp->get_name());
- $save_setting = api_get_setting('show_navigation_menu');
- global $_setting;
- $_setting['show_navigation_menu'] = 'false';
- $scorm_css_header = true;
- $lp_theme_css = $lp->get_theme();
- // Sets the css theme of the LP this call is also use at the frames (toc, nav, message).
- if ($lp->mode == 'fullscreen') {
- $htmlHeadXtra[] = "<script>
- window.open('$src','content_id','toolbar=0,location=0,status=0,scrollbars=1,resizable=1');
- </script>";
- }
- // Set flag to ensure lp_header.php is loaded by this script (flag is unset in lp_header.php).
- Session::write('loaded_lp_view', true);
- $display_none = '';
- $margin_left = '340px';
- // Media player code
- $display_mode = $lp->mode;
- $scorm_css_header = true;
- $lp_theme_css = $lp->get_theme();
- // Setting up the CSS theme if exists.
- if (!empty($lp_theme_css) && !empty($mycourselptheme) && $mycourselptheme != -1 && $mycourselptheme == 1) {
- global $lp_theme_css;
- } else {
- $lp_theme_css = $my_style;
- }
- $progress_bar = '';
- if (!api_is_invitee()) {
- $progress_bar = $lp->getProgressBar();
- }
- $navigation_bar = $lp->get_navigation_bar();
- $navigation_bar_bottom = $lp->get_navigation_bar('control-bottom');
- $mediaplayer = $lp->get_mediaplayer($lp->current, $autostart);
- $tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
- // Getting all the information about the item.
- $sql = "SELECT audio FROM $tbl_lp_item
- WHERE c_id = $course_id AND lp_id = ".$lp->lp_id;
- $res_media = Database::query($sql);
- $show_audioplayer = false;
- if (Database::num_rows($res_media) > 0) {
- while ($row_media = Database::fetch_array($res_media)) {
- if (!empty($row_media['audio'])) {
- $show_audioplayer = true;
- break;
- }
- }
- }
- $is_allowed_to_edit = api_is_allowed_to_edit(false, true, true, false);
- global $interbreadcrumb;
- if ($is_allowed_to_edit) {
- $interbreadcrumb[] = [
- 'url' => api_get_self().'?action=list&isStudentView=false&'.api_get_cidreq(true, true, 'course'),
- 'name' => get_lang('LearningPaths'),
- ];
- $interbreadcrumb[] = [
- 'url' => api_get_self()."?action=add_item&type=step&lp_id={$lp->lp_id}&isStudentView=false&".api_get_cidreq(true, true, 'course'),
- 'name' => $lp->getNameNoTags(),
- ];
- $interbreadcrumb[] = [
- 'url' => '#',
- 'name' => get_lang('Preview'),
- ];
- $buttonHomeUrl = 'lp_controller.php?'.api_get_cidreq(true, true, 'course').'&'.http_build_query([
- 'isStudentView' => 'false',
- 'action' => 'return_to_course_homepage',
- ]);
- } else {
- $buttonHomeUrl = 'lp_controller.php?'.api_get_cidreq(true, true, 'course').'&'.http_build_query([
- 'action' => 'return_to_course_homepage',
- ]);
- }
- $buttonHomeText = get_lang('CourseHomepageLink');
- $returnLink = api_get_course_setting('lp_return_link');
- switch ($returnLink) {
- case 1: // lp list
- $buttonHomeUrl .= '&redirectTo=lp_list';
- $buttonHomeText = get_lang('LearningPathList');
- break;
- case 2: // user portal
- $buttonHomeUrl .= '&redirectTo=my_courses';
- $buttonHomeText = get_lang('MyCourses');
- break;
- }
- $lpPreviewImagePath = Display::returnIconPath('unknown.png', ICON_SIZE_BIG);
- if ($lp->get_preview_image()) {
- $lpPreviewImagePath = $lp->get_preview_image_path();
- }
- if ($lp->current == $lp->get_last()) {
- $categories = Category::load(
- null,
- null,
- $course_code,
- null,
- null,
- $sessionId
- );
- if (!empty($categories)) {
- $gradebookEvaluations = $categories[0]->get_evaluations();
- $gradebookLinks = $categories[0]->get_links();
- if (count($gradebookEvaluations) === 0 &&
- count($gradebookLinks) === 1 &&
- $gradebookLinks[0]->get_type() == LINK_LEARNPATH &&
- $gradebookLinks[0]->get_ref_id() == $lp->lp_id
- ) {
- $gradebookMinScore = $categories[0]->getCertificateMinScore();
- $userScore = $gradebookLinks[0]->calc_score($user_id, 'best');
- if ($userScore[0] >= $gradebookMinScore) {
- Category::generateUserCertificate($categories[0]->get_id(), $user_id);
- }
- }
- }
- }
- $template = new Template('', false, false, true, true, false);
- $fixLinkSetting = api_get_configuration_value('lp_fix_embed_content');
- $fixLink = '';
- if ($fixLinkSetting) {
- $fixLink = '{type:"script", id:"_fr10", src:"'.api_get_path(WEB_LIBRARY_PATH).'fixlinks.js"}';
- }
- $template->assign('fix_link', $fixLink);
- $template->assign('glossary_tool_available_list', ['true', 'lp', 'exercise_and_lp']);
- // If the global gamification mode is enabled...
- $gamificationMode = api_get_setting('gamification_mode');
- // ...AND this learning path is set in gamification mode, then change the display
- $gamificationMode = $gamificationMode && $lp->seriousgame_mode;
- $template->assign('gamification_mode', $gamificationMode);
- $template->assign('glossary_extra_tools', api_get_setting('show_glossary_in_extra_tools'));
- $template->assign('show_glossary_in_documents', api_get_setting('show_glossary_in_documents'));
- $template->assign('jquery_web_path', api_get_jquery_web_path());
- $template->assign('jquery_ui_js_web_path', api_get_jquery_ui_js_web_path());
- $template->assign('jquery_ui_css_web_path', api_get_jquery_ui_css_web_path());
- $template->assign('is_allowed_to_edit', $is_allowed_to_edit);
- $template->assign('button_home_url', $buttonHomeUrl);
- $template->assign('button_home_text', $buttonHomeText);
- $template->assign('navigation_bar', $navigation_bar);
- $template->assign('progress_bar', $progress_bar);
- $template->assign('show_audio_player', $show_audioplayer);
- $template->assign('media_player', $mediaplayer);
- $template->assign('toc_list', $get_toc_list);
- $template->assign('teacher_toc_buttons', $get_teacher_buttons);
- $template->assign('iframe_src', $src);
- $template->assign('navigation_bar_bottom', $navigation_bar_bottom);
- $template->assign('show_left_column', $lp->getHideTableOfContents() == 0);
- $showMenu = 0;
- $settings = api_get_configuration_value('lp_view_settings');
- $display = isset($settings['display']) ? $settings['display'] : false;
- if (!empty($display)) {
- $showMenu = isset($display['show_toolbar_by_default']) && $display['show_toolbar_by_default'] ? 1 : 0;
- }
- $template->assign('show_toolbar_by_default', $showMenu);
- if ($gamificationMode == 1) {
- $template->assign('gamification_stars', $lp->getCalculateStars($sessionId));
- $template->assign('gamification_points', $lp->getCalculateScore($sessionId));
- }
- $template->assign('lp_author', $lp->get_author());
- $lpMinTime = '';
- if (Tracking::minimumTimeAvailable(api_get_session_id(), api_get_course_int_id())) {
- // Calulate minimum and accumulated time
- $timeLp = $_SESSION['oLP']->getAccumulateWorkTime();
- $timeTotalCourse = $_SESSION['oLP']->getAccumulateWorkTimeTotalCourse();
- // Minimum connection percentage
- $perc = 100;
- // Time from the course
- $tc = $timeTotalCourse;
- // Percentage of the learning paths
- $pl = 0;
- if (!empty($timeTotalCourse)) {
- $pl = $timeLp / $timeTotalCourse;
- }
- // Minimum time for each learning path
- $time_min = intval($pl * $tc * $perc / 100);
- if ($_SESSION['oLP']->getAccumulateWorkTime() > 0) {
- $lpMinTime = '('.$time_min.' min)';
- }
- $lpTimeList = Tracking::getCalculateTime($user_id, api_get_course_int_id(), api_get_session_id());
- $lpTime = isset($lpTimeList[TOOL_LEARNPATH][$lp_id]) ? (int) $lpTimeList[TOOL_LEARNPATH][$lp_id] : 0;
- if ($lpTime >= ($time_min * 60)) {
- $time_progress_perc = '100%';
- $time_progress_value = 100;
- } else {
- $time_progress_value = intval(($lpTime * 100) / ($time_min * 60));
- $time_progress_perc = $time_progress_value.'%';
- }
- $template->assign('time_progress_perc', $time_progress_perc);
- $template->assign('time_progress_value', $time_progress_value);
- // Cronometro
- $hour = (intval($lpTime / 3600)) < 10 ? '0'.intval($lpTime / 3600) : intval($lpTime / 3600);
- $template->assign('hour', $hour);
- $template->assign('minute', date('i', $lpTime));
- $template->assign('second', date('s', $lpTime));
- $template->assign('hour_min', api_time_to_hms($timeLp * 60, '</div><div class="divider">:</div><div>'));
- }
- $template->assign('lp_accumulate_work_time', $lpMinTime);
- $template->assign('lp_mode', $lp->mode);
- $template->assign('lp_title_scorm', $lp->get_name());
- if (api_get_configuration_value('lp_view_accordion') === true && $lpType == 1) {
- $template->assign('data_panel', $lp->getParentToc($get_toc_list));
- } else {
- $template->assign('data_list', $lp->getListArrayToc($get_toc_list));
- }
- $template->assign('lp_id', $lp->lp_id);
- $template->assign('lp_current_item_id', $lp->get_current_item_id());
- $menuLocation = 'left';
- if (!empty(api_get_configuration_value('lp_menu_location'))) {
- $menuLocation = api_get_configuration_value('lp_menu_location');
- }
- $template->assign('menu_location', $menuLocation);
- $template->assign('disable_js_in_lp_view', (int) api_get_configuration_value('disable_js_in_lp_view'));
- $template->assign(
- 'lp_preview_image',
- Display::img(
- $lpPreviewImagePath,
- $lp->getNameNoTags(),
- [],
- ICON_SIZE_BIG
- )
- );
- $frameReady = Display::getFrameReadyBlock('#content_id, #content_id_blank');
- $template->assign('frame_ready', $frameReady);
- $view = $template->get_template('learnpath/view.tpl');
- $content = $template->fetch($view);
- $template->assign('content', $content);
- $template->display_no_layout_template();
- // Restore a global setting.
- $_setting['show_navigation_menu'] = $save_setting;
- Session::write('oLP', $lp);
- if ($debug) {
- error_log(' ------- end lp_view.php ------');
- }
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