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- <?php
- /* For licensing terms, see /license.txt */
- use \ChamiloSession as Session;
- class IndexManager {
- var $tpl = false; //An instance of the template engine
- var $name = '';
-
- var $home = '';
- var $default_home = 'home/';
-
- function __construct($title) {
- $this->tpl = new Template($title);
- $this->home = api_get_home_path();
- $this->user_id = api_get_user_id();
- $this->load_directories_preview = false;
-
- if (api_get_setting('show_documents_preview') == 'true') {
- $this->load_directories_preview = true;
- }
- }
-
- function set_login_form() {
- global $loginFailed;
-
- $login_form = '';
-
- if (!($this->user_id) || api_is_anonymous($this->user_id)) {
-
- // Only display if the user isn't logged in.
- $this->tpl->assign('login_language_form', api_display_language_form(true));
- $this->tpl->assign('login_form', self::display_login_form());
-
- if ($loginFailed) {
- $this->tpl->assign('login_failed', self::handle_login_failed());
- }
-
- if (api_get_setting('allow_lostpassword') == 'true' || api_get_setting('allow_registration') == 'true') {
- $login_form .= '<ul class="nav nav-list">';
- if (api_get_setting('allow_registration') != 'false') {
- $login_form .= '<li><a href="main/auth/inscription.php">'.get_lang('Reg').'</a></li>';
- }
- if (api_get_setting('allow_lostpassword') == 'true') {
- $login_form .= '<li><a href="main/auth/lostPassword.php">'.get_lang('LostPassword').'</a></li>';
- }
- $login_form .= '</ul>';
- }
- $this->tpl->assign('login_options', $login_form);
- }
- }
-
-
- function return_exercise_block($personal_course_list) {
- require_once api_get_path(SYS_CODE_PATH).'exercice/exercise.lib.php';
- $exercise_list = array();
- if (!empty($personal_course_list)) {
- foreach($personal_course_list as $course_item) {
- $course_code = $course_item['c'];
- $session_id = $course_item['id_session'];
-
- $exercises = get_exercises_to_be_taken($course_code, $session_id);
-
- foreach($exercises as $exercise_item) {
- $exercise_item['course_code'] = $course_code;
- $exercise_item['session_id'] = $session_id;
- $exercise_item['tms'] = api_strtotime($exercise_item['end_time'], 'UTC');
-
- $exercise_list[] = $exercise_item;
- }
- }
- if (!empty($exercise_list)) {
- $exercise_list = msort($exercise_list, 'tms');
- $my_exercise = $exercise_list[0];
- $url = Display::url($my_exercise['title'], api_get_path(WEB_CODE_PATH).'exercice/overview.php?exerciseId='.$my_exercise['id'].'&cidReq='.$my_exercise['course_code'].'&id_session='.$my_exercise['session_id']);
- $this->tpl->assign('exercise_url', $url);
- $this->tpl->assign('exercise_end_date', api_convert_and_format_date($my_exercise['end_time'], DATE_FORMAT_SHORT));
- }
- }
- }
-
- function return_announcements($show_slide = true) {
- // Display System announcements
- $announcement = isset($_GET['announcement']) ? $_GET['announcement'] : null;
- $announcement = intval($announcement);
-
- if (!api_is_anonymous() && $this->user_id) {
- $visibility = api_is_allowed_to_create_course() ? SystemAnnouncementManager::VISIBLE_TEACHER : SystemAnnouncementManager::VISIBLE_STUDENT;
- if ($show_slide) {
- $announcements = SystemAnnouncementManager :: display_announcements_slider($visibility, $announcement);
- } else {
- $announcements = SystemAnnouncementManager :: display_all_announcements($visibility, $announcement);
- }
- } else {
- if ($show_slide) {
- $announcements = SystemAnnouncementManager :: display_announcements_slider(SystemAnnouncementManager::VISIBLE_GUEST, $announcement);
- } else {
- $announcements = SystemAnnouncementManager :: display_all_announcements(SystemAnnouncementManager::VISIBLE_GUEST, $announcement);
- }
- }
- return $announcements;
- }
-
- /**
- * Alias for the online_logout() function
- */
- function logout() {
- online_logout($this->user_id, true);
- }
-
- /**
- * This function checks if there are courses that are open to the world in the platform course categories (=faculties)
- *
- * @param string $category
- * @return boolean
- */
- function category_has_open_courses($category) {
- $setting_show_also_closed_courses = api_get_setting('show_closed_courses') == 'true';
- $main_course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
- $category = Database::escape_string($category);
- $sql_query = "SELECT * FROM $main_course_table WHERE category_code='$category'";
- $sql_result = Database::query($sql_query);
- while ($course = Database::fetch_array($sql_result)) {
- if (!$setting_show_also_closed_courses) {
- if ((api_get_user_id() > 0 && $course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM) || ($course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD)) {
- return true; //at least one open course
- }
- } else {
- if (isset($course['visibility'])) {
- return true; // At least one course (it does not matter weither it's open or not because $setting_show_also_closed_courses = true).
- }
- }
- }
- return false;
- }
-
-
- /**
- * Displays the right-hand menu for anonymous users:
- * login form, useful links, help section
- * Warning: function defines globals
- * @version 1.0.1
- * @todo does $_plugins need to be global?
- */
- function display_anonymous_right_menu() {
- global $loginFailed, $_user;
- $display_add_course_link = api_is_allowed_to_create_course() && ($_SESSION['studentview'] != 'studentenview');
- $current_user_id = api_get_user_id();
-
- echo self::set_login_form(false);
- echo self::return_teacher_link();
- echo self::return_notice();
- }
-
- function return_teacher_link() {
- $html = '';
- if (!empty($this->user_id)) {
- // tabs that are deactivated are added here
-
- $show_menu = false;
- $show_create_link = false;
- $show_course_link = false;
-
- if (api_is_platform_admin() || api_is_course_admin() || api_is_allowed_to_create_course()) {
- $show_menu = true;
- $show_course_link = true;
- } else {
- if (api_get_setting('allow_students_to_browse_courses') == 'true') {
- $show_menu = true;
- $show_course_link = true;
- }
- }
-
- if ($show_menu && ($show_create_link || $show_course_link )) {
- $show_menu = true;
- } else {
- $show_menu = false;
- }
- }
-
- // My Account section
-
- if ($show_menu) {
- $html .= '<ul class="nav nav-list">';
- if ($show_create_link) {
- $html .= '<li><a href="main/create_course/add_course.php" class="add course">'.(api_get_setting('course_validation') == 'true' ? get_lang('CreateCourseRequest') : get_lang('CourseCreate')).'</a></li>';
- }
-
- if ($show_course_link) {
- if (!api_is_drh() && !api_is_session_admin()) {
- $html .= '<li><a href="main/auth/courses.php" class="list course">'.get_lang('CourseCatalog').'</a></li>';
- } else {
- $html .= '<li><a href="main/dashboard/index.php">'.get_lang('Dashboard').'</a></li>';
- }
- }
- $html .= '</ul>';
- }
-
- if (!empty($html)) {
- $html = self::show_right_block(get_lang('Courses'), $html, 'teacher_block');
- }
- return $html;
- }
-
- /* Includes a created page */
- function return_home_page() {
- // Including the page for the news
- $html = '';
-
- if (!empty($_GET['include']) && preg_match('/^[a-zA-Z0-9_-]*\.html$/', $_GET['include'])) {
- $open = @(string)file_get_contents(api_get_path(SYS_PATH).$this->home.$_GET['include']);
- $html = api_to_system_encoding($open, api_detect_encoding(strip_tags($open)));
- } else {
- if (!empty($_SESSION['user_language_choice'])) {
- $user_selected_language = $_SESSION['user_language_choice'];
- } elseif (!empty($_SESSION['_user']['language'])) {
- $user_selected_language = $_SESSION['_user']['language'];
- } else {
- $user_selected_language = api_get_setting('platformLanguage');
- }
- if (!file_exists($this->home.'home_news_'.$user_selected_language.'.html')) {
- if (file_exists($this->home.'home_top.html')) {
- $home_top_temp = file($this->home.'home_top.html');
- } else {
- $home_top_temp = file($this->default_home.'home_top.html');
- }
- $home_top_temp = implode('', $home_top_temp);
- } else {
- if (file_exists($this->home.'home_top_'.$user_selected_language.'.html')) {
- $home_top_temp = file_get_contents($this->home.'home_top_'.$user_selected_language.'.html');
- } else {
- $home_top_temp = file_get_contents($this->home.'home_top.html');
- }
- }
- if (trim($home_top_temp) == '' && api_is_platform_admin()) {
- $home_top_temp = get_lang('PortalHomepageDefaultIntroduction');
- }
- $open = str_replace('{rel_path}', api_get_path(REL_PATH), $home_top_temp);
- $html = api_to_system_encoding($open, api_detect_encoding(strip_tags($open)));
- }
- return $html;
- }
-
- function return_notice() {
- $sys_path = api_get_path(SYS_PATH);
- $user_selected_language = api_get_interface_language();
-
- $html = '';
- // Notice
- $home_notice = @(string)file_get_contents($sys_path.$this->home.'home_notice_'.$user_selected_language.'.html');
- if (empty($home_notice)) {
- $home_notice = @(string)file_get_contents($sys_path.$this->home.'home_notice.html');
- }
-
- if (!empty($home_notice)) {
- $home_notice = api_to_system_encoding($home_notice, api_detect_encoding(strip_tags($home_notice)));
- $home_notice = Display::div($home_notice, array('class' => 'homepage_notice'));
- $html = self::show_right_block(get_lang('Notice'), $home_notice, 'notice_block');
- }
- return $html;
- }
-
- function return_help() {
- $user_selected_language = api_get_interface_language();
- $sys_path = api_get_path(SYS_PATH);
- $platformLanguage = api_get_setting('platformLanguage');
-
- // Help section.
- /* Hide right menu "general" and other parts on anonymous right menu. */
-
- if (!isset($user_selected_language)) {
- $user_selected_language = $platformLanguage;
- }
-
- $html = null;
- $home_menu = @(string)file_get_contents($sys_path.$this->home.'home_menu_'.$user_selected_language.'.html');
- if (!empty($home_menu)) {
- $home_menu_content .= '<ul class="nav nav-list">';
- $home_menu_content .= api_to_system_encoding($home_menu, api_detect_encoding(strip_tags($home_menu)));
- $home_menu_content .= '</ul>';
- $html .= self::show_right_block(get_lang('MenuGeneral'), $home_menu_content, 'help_block');
- }
- return $html;
- }
-
- function return_skills_links() {
- $html = '';
- if (api_get_setting('allow_skills_tool') == 'true') {
- $content = '<ul class="nav nav-list">';
- $content .= Display::tag('li', Display::url(get_lang('MySkills'), api_get_path(WEB_CODE_PATH).'social/skills_tree.php'));
- $content .= '</ul>';
- $html = self::show_right_block(get_lang("Skills"), $content, 'skill_block');
- }
- return $html;
- }
-
- /**
- * Reacts on a failed login:
- * Displays an explanation with a link to the registration form.
- *
- * @version 1.0.1
- */
- function handle_login_failed() {
- $message = get_lang('InvalidId');
-
- if (!isset($_GET['error'])) {
- if (api_is_self_registration_allowed()) {
- $message = get_lang('InvalidForSelfRegistration');
- }
- } else {
- switch ($_GET['error']) {
- case '':
- if (api_is_self_registration_allowed()) {
- $message = get_lang('InvalidForSelfRegistration');
- }
- break;
- case 'account_expired':
- $message = get_lang('AccountExpired');
- break;
- case 'account_inactive':
- $message = get_lang('AccountInactive');
- break;
- case 'user_password_incorrect':
- $message = get_lang('InvalidId');
- break;
- case 'access_url_inactive':
- $message = get_lang('AccountURLInactive');
- break;
- case 'unrecognize_sso_origin':
- //$message = get_lang('SSOError');
- break;
- }
- }
- return Display::return_message($message, 'error');
- }
-
- /**
- * Display list of courses in a category.
- * (for anonymous users)
- *
- * @version 1.1
- * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University - refactoring and code cleaning
- * @author Julio Montoya <gugli100@gmail.com>, Beeznest template modifs
- */
- function return_courses_in_categories() {
- $result = '';
- $ctok = $_SESSION['sec_token'];
- $stok = Security::get_token();
-
- // Initialization.
- $user_identified = (api_get_user_id() > 0 && !api_is_anonymous());
- $web_course_path = api_get_path(WEB_COURSE_PATH);
- $category = Database::escape_string($_GET['category']);
- $setting_show_also_closed_courses = api_get_setting('show_closed_courses') == 'true';
-
- // Database table definitions.
- $main_course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
- $main_category_table = Database :: get_main_table(TABLE_MAIN_CATEGORY);
-
- // Get list of courses in category $category.
- $sql_get_course_list = "SELECT * FROM $main_course_table cours
- WHERE category_code = '".Database::escape_string($_GET['category'])."'
- ORDER BY title, UPPER(visual_code)";
-
- // Showing only the courses of the current access_url_id.
- global $_configuration;
- if ($_configuration['multiple_access_urls']) {
- $url_access_id = api_get_current_access_url_id();
- if ($url_access_id != -1) {
- $tbl_url_rel_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
- $sql_get_course_list = "SELECT * FROM $main_course_table as course INNER JOIN $tbl_url_rel_course as url_rel_course
- ON (url_rel_course.course_code=course.code)
- WHERE access_url_id = $url_access_id AND category_code = '".Database::escape_string($_GET['category'])."' ORDER BY title, UPPER(visual_code)";
- }
- }
-
- // Removed: AND cours.visibility='".COURSE_VISIBILITY_OPEN_WORLD."'
- $sql_result_courses = Database::query($sql_get_course_list);
-
- while ($course_result = Database::fetch_array($sql_result_courses)) {
- $course_list[] = $course_result;
- }
-
- $platform_visible_courses = '';
- // $setting_show_also_closed_courses
- if ($user_identified) {
- if ($setting_show_also_closed_courses) {
- $platform_visible_courses = '';
- } else {
- $platform_visible_courses = " AND (t3.visibility='".COURSE_VISIBILITY_OPEN_WORLD."' OR t3.visibility='".COURSE_VISIBILITY_OPEN_PLATFORM."' )";
- }
- } else {
- if ($setting_show_also_closed_courses) {
- $platform_visible_courses = '';
- } else {
- $platform_visible_courses = " AND (t3.visibility='".COURSE_VISIBILITY_OPEN_WORLD."' )";
- }
- }
- $sqlGetSubCatList = "
- SELECT t1.name,t1.code,t1.parent_id,t1.children_count,COUNT(DISTINCT t3.code) AS nbCourse
- FROM $main_category_table t1
- LEFT JOIN $main_category_table t2 ON t1.code=t2.parent_id
- LEFT JOIN $main_course_table t3 ON (t3.category_code=t1.code $platform_visible_courses)
- WHERE t1.parent_id ". (empty ($category) ? "IS NULL" : "='$category'")."
- GROUP BY t1.name,t1.code,t1.parent_id,t1.children_count ORDER BY t1.tree_pos, t1.name";
-
-
- // Showing only the category of courses of the current access_url_id
- if ($_configuration['multiple_access_urls']) {
- $url_access_id = api_get_current_access_url_id();
- if ($url_access_id != -1) {
- $tbl_url_rel_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
- $sqlGetSubCatList = "
- SELECT t1.name,t1.code,t1.parent_id,t1.children_count,COUNT(DISTINCT t3.code) AS nbCourse
- FROM $main_category_table t1
- LEFT JOIN $main_category_table t2 ON t1.code=t2.parent_id
- LEFT JOIN $main_course_table t3 ON (t3.category_code=t1.code $platform_visible_courses)
- INNER JOIN $tbl_url_rel_course as url_rel_course
- ON (url_rel_course.course_code=t3.code)
- WHERE access_url_id = $url_access_id AND t1.parent_id ".(empty($category) ? "IS NULL" : "='$category'")."
- GROUP BY t1.name,t1.code,t1.parent_id,t1.children_count ORDER BY t1.tree_pos, t1.name";
- }
- }
-
- $resCats = Database::query($sqlGetSubCatList);
- $thereIsSubCat = false;
- if (Database::num_rows($resCats) > 0) {
- $htmlListCat = Display::page_header(get_lang('CatList'));
- $htmlListCat .= '<ul>';
- while ($catLine = Database::fetch_array($resCats)) {
- if ($catLine['code'] != $category) {
- $category_has_open_courses = self::category_has_open_courses($catLine['code']);
- if ($category_has_open_courses) {
- // The category contains courses accessible to anonymous visitors.
- $htmlListCat .= '<li>';
- $htmlListCat .= '<a href="'.api_get_self().'?category='.$catLine['code'].'">'.$catLine['name'].'</a>';
- if (api_get_setting('show_number_of_courses') == 'true') {
- $htmlListCat .= ' ('.$catLine['nbCourse'].' '.get_lang('Courses').')';
- }
- $htmlListCat .= "</li>";
- $thereIsSubCat = true;
- } elseif ($catLine['children_count'] > 0) {
- // The category has children, subcategories.
- $htmlListCat .= '<li>';
- $htmlListCat .= '<a href="'.api_get_self().'?category='.$catLine['code'].'">'.$catLine['name'].'</a>';
- $htmlListCat .= "</li>";
- $thereIsSubCat = true;
- }
- /* End changed code to eliminate the (0 courses) after empty categories. */
- elseif (api_get_setting('show_empty_course_categories') == 'true') {
- $htmlListCat .= '<li>';
- $htmlListCat .= $catLine['name'];
- $htmlListCat .= "</li>";
- $thereIsSubCat = true;
- } // Else don't set thereIsSubCat to true to avoid printing things if not requested.
- } else {
- $htmlTitre = '<p>';
- if (api_get_setting('show_back_link_on_top_of_tree') == 'true') {
- $htmlTitre .= '<a href="'.api_get_self().'"><< '.get_lang('BackToHomePage').'</a>';
- }
- if (!is_null($catLine['parent_id']) || (api_get_setting('show_back_link_on_top_of_tree') != 'true' && !is_null($catLine['code']))) {
- $htmlTitre .= '<a href="'.api_get_self().'?category='.$catLine['parent_id'].'"><< '.get_lang('Up').'</a>';
- }
- $htmlTitre .= "</p>";
- if ($category != "" && !is_null($catLine['code'])) {
- $htmlTitre .= '<h3>'.$catLine['name']."</h3>";
- } else {
- $htmlTitre .= '<h3>'.get_lang('Categories')."</h3>";
- }
- }
- }
- $htmlListCat .= "</ul>";
- }
- $result .= $htmlTitre;
- if ($thereIsSubCat) {
- $result .= $htmlListCat;
- }
- while ($categoryName = Database::fetch_array($resCats)) {
- $result .= '<h3>' . $categoryName['name'] . "</h3>\n";
- }
- $numrows = Database::num_rows($sql_result_courses);
- $courses_list_string = '';
- $courses_shown = 0;
- if ($numrows > 0) {
-
- $courses_list_string .= Display::page_header(get_lang('CourseList'));
- $courses_list_string .= "<ul>";
-
- if (api_get_user_id()) {
- $courses_of_user = self::get_courses_of_user(api_get_user_id());
- }
-
- foreach ($course_list as $course) {
- // $setting_show_also_closed_courses
- if (!$setting_show_also_closed_courses) {
- // If we do not show the closed courses
- // we only show the courses that are open to the world (to everybody)
- // and the courses that are open to the platform (if the current user is a registered user.
- if( ($user_identified && $course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM) || ($course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD)) {
- $courses_shown++;
- $courses_list_string .= "<li>\n";
- $courses_list_string .= '<a href="'.$web_course_path.$course['directory'].'/">'.$course['title'].'</a><br />';
- $course_details = array();
- if (api_get_setting('display_coursecode_in_courselist') == 'true') {
- $course_details[] = $course['visual_code'];
- }
- if (api_get_setting('display_teacher_in_courselist') == 'true') {
- $course_details[] = $course['tutor_name'];
- }
- if (api_get_setting('show_different_course_language') == 'true' && $course['course_language'] != api_get_setting('platformLanguage')) {
- $course_details[] = $course['course_language'];
- }
- $courses_list_string .= implode(' - ', $course_details);
- $courses_list_string .= "</li>\n";
- }
- } else {
- // We DO show the closed courses.
- // The course is accessible if (link to the course homepage):
- // 1. the course is open to the world (doesn't matter if the user is logged in or not): $course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD);
- // 2. the user is logged in and the course is open to the world or open to the platform: ($user_identified && $course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM);
- // 3. the user is logged in and the user is subscribed to the course and the course visibility is not COURSE_VISIBILITY_CLOSED;
- // 4. the user is logged in and the user is course admin of te course (regardless of the course visibility setting);
- // 5. the user is the platform admin api_is_platform_admin().
- //
- $courses_shown++;
- $courses_list_string .= "<li>\n";
- if ($course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD
- || ($user_identified && $course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM)
- || ($user_identified && key_exists($course['code'], $courses_of_user) && $course['visibility'] != COURSE_VISIBILITY_CLOSED)
- || $courses_of_user[$course['code']]['status'] == '1'
- || api_is_platform_admin()) {
- $courses_list_string .= '<a href="'.$web_course_path.$course['directory'].'/">';
- }
- $courses_list_string .= $course['title'];
- if ($course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD
- || ($user_identified && $course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM)
- || ($user_identified && key_exists($course['code'], $courses_of_user) && $course['visibility'] != COURSE_VISIBILITY_CLOSED)
- || $courses_of_user[$course['code']]['status'] == '1'
- || api_is_platform_admin()) {
- $courses_list_string .= '</a><br />';
- }
- $course_details = array();
- if (api_get_setting('display_coursecode_in_courselist') == 'true') {
- $course_details[] = $course['visual_code'];
- }
- // if (api_get_setting('display_coursecode_in_courselist') == 'true' && api_get_setting('display_teacher_in_courselist') == 'true') {
- // $courses_list_string .= ' - ';
- // }
- if (api_get_setting('display_teacher_in_courselist') == 'true') {
- $course_details[] = $course['tutor_name'];
- }
- if (api_get_setting('show_different_course_language') == 'true' && $course['course_language'] != api_get_setting('platformLanguage')) {
- $course_details[] = $course['course_language'];
- }
- if (api_get_setting('show_different_course_language') == 'true' && $course['course_language'] != api_get_setting('platformLanguage')) {
- $course_details[] = $course['course_language'];
- }
-
- $courses_list_string .= implode(' - ', $course_details);
- // We display a subscription link if:
- // 1. it is allowed to register for the course and if the course is not already in the courselist of the user and if the user is identiefied
- // 2.
- if ($user_identified && !key_exists($course['code'], $courses_of_user)) {
- if ($course['subscribe'] == '1') {
- $courses_list_string .= '<form action="main/auth/courses.php?action=subscribe&category='.Security::remove_XSS($_GET['category']).'" method="post">';
- $courses_list_string .= '<input type="hidden" name="sec_token" value="'.$stok.'">';
- $courses_list_string .= '<input type="hidden" name="subscribe" value="'.$course['code'].'" />';
- $courses_list_string .= '<input type="image" name="unsub" src="main/img/enroll.gif" alt="'.get_lang('Subscribe').'" />'.get_lang('Subscribe').'</form>';
- } else {
- $courses_list_string .= '<br />'.get_lang('SubscribingNotAllowed');
- }
- }
- $courses_list_string .= "</li>";
- } //end else
- } // end foreach
- $courses_list_string .= "</ul>";
- } else {
- //$result .= '<blockquote>', get_lang('_No_course_publicly_available'), "</blockquote>\n";
- }
- if ($courses_shown > 0) {
- // Only display the list of courses and categories if there was more than
- // 0 courses visible to the world (we're in the anonymous list here).
- $result .= $courses_list_string;
- }
- if ($category != '') {
- $result .= '<p><a href="'.api_get_self().'"> ' . Display :: return_icon('back.png', get_lang('BackToHomePage')) . get_lang('BackToHomePage') . '</a></p>';
- }
- return $result;
- }
-
- /**
- * retrieves all the courses that the user has already subscribed to
- * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
- * @param int $user_id: the id of the user
- * @return array an array containing all the information of the courses of the given user
- */
- function get_courses_of_user($user_id) {
- $table_course = Database::get_main_table(TABLE_MAIN_COURSE);
- $table_course_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
- // Secondly we select the courses that are in a category (user_course_cat <> 0) and sort these according to the sort of the category
- $user_id = intval($user_id);
- $sql_select_courses = "SELECT course.code k, course.visual_code vc, course.subscribe subscr, course.unsubscribe unsubscr,
- course.title i, course.tutor_name t, course.db_name db, course.directory dir, course_rel_user.status status,
- course_rel_user.sort sort, course_rel_user.user_course_cat user_course_cat
- FROM $table_course course,
- $table_course_user course_rel_user
- WHERE course.code = course_rel_user.course_code
- AND course_rel_user.user_id = '".$user_id."'
- AND course_rel_user.relation_type<>".COURSE_RELATION_TYPE_RRHH."
- ORDER BY course_rel_user.sort ASC";
- $result = Database::query($sql_select_courses);
- $courses = array();
- while ($row = Database::fetch_array($result)) {
- // We only need the database name of the course.
- $courses[$row['k']] = array('db' => $row['db'], 'code' => $row['k'], 'visual_code' => $row['vc'], 'title' => $row['i'], 'directory' => $row['dir'], 'status' => $row['status'], 'tutor' => $row['t'], 'subscribe' => $row['subscr'], 'unsubscribe' => $row['unsubscr'], 'sort' => $row['sort'], 'user_course_category' => $row['user_course_cat']);
- }
- return $courses;
- }
-
- /**
- * @todo use the template system
- */
- function show_right_block($title, $content, $id = null, $params = null) {
- if (!empty($id)) {
- $params['id'] = $id;
- }
- $params['class'] = 'well sidebar-nav';
- $html = null;
- if (!empty($title)) {
- $html.= '<h4>'.$title.'</h4>';
- }
- $html.= $content;
- $html = Display::div($html, $params);
- return $html;
- }
-
- /**
- * Adds a form to let users login
- * @version 1.1
- */
- function display_login_form() {
- $form = new FormValidator('formLogin', 'POST', null, null, array('class'=>'form-vertical'));
- // 'placeholder'=>get_lang('UserName')
- //'autocomplete'=>"off",
- $form->addElement('text', 'login', get_lang('UserName'), array('class' => 'span2', 'autofocus' => 'autofocus', 'autocapitalize'=> 'off'));
- $form->addElement('password', 'password', get_lang('Pass'), array('class' => 'span2'));
- $form->addElement('style_submit_button','submitAuth', get_lang('LoginEnter'), array('class' => 'btn'));
- $html = $form->return_form();
- if (api_get_setting('openid_authentication') == 'true') {
- include_once 'main/auth/openid/login.php';
- $html .= '<div>'.openid_form().'</div>';
- }
- return $html;
- }
-
- function return_search_block() {
- $html = '';
- if (api_get_setting('search_enabled') == 'true') {
- $html .= '<div class="searchbox">';
- $search_btn = get_lang('Search');
- $search_content = '<br />
- <form action="main/search/" method="post">
- <input type="text" id="query" class="span2" name="query" value="" />
- <button class="save" type="submit" name="submit" value="'.$search_btn.'" />'.$search_btn.' </button>
- </form></div>';
- $html .= self::show_right_block(get_lang('Search'), $search_content, 'search_block');
- }
- return $html;
- }
-
- function return_classes_block() {
- $html = '';
- if (api_get_setting('show_groups_to_users') == 'true') {
- require_once api_get_path(LIBRARY_PATH).'usergroup.lib.php';
- $usergroup = new Usergroup();
- $usergroup_list = $usergroup->get_usergroup_by_user(api_get_user_id());
- $classes = '';
- if (!empty($usergroup_list)) {
- foreach($usergroup_list as $group_id) {
- $data = $usergroup->get($group_id);
- $data['name'] = Display::url($data['name'], api_get_path(WEB_CODE_PATH).'user/classes.php?id='.$data['id']);
- $classes .= Display::tag('li', $data['name']);
- }
- }
- if (api_is_platform_admin()) {
- $classes .= Display::tag('li', Display::url(get_lang('AddClasses') ,api_get_path(WEB_CODE_PATH).'admin/usergroups.php?action=add'));
- }
- if (!empty($classes)) {
- $classes = Display::tag('ul', $classes, array('class'=>'nav nav-list'));
- $html .= self::show_right_block(get_lang('Classes'), $classes, 'classes_block');
- }
- }
- return $html;
- }
-
- function return_reservation_block() {
- $html = '';
- if (api_get_setting('allow_reservation') == 'true' && api_is_allowed_to_create_course()) {
- $booking_content .='<ul class="nav nav-list">';
- $booking_content .='<a href="main/reservation/reservation.php">'.get_lang('ManageReservations').'</a><br />';
- $booking_content .='</ul>';
- $html .= self::show_right_block(get_lang('Booking'), $booking_content, 'reservation_block');
- }
- return $html;
- }
-
- function return_user_image_block() {
-
- //Always show the user image
- $img_array = UserManager::get_user_picture_path_by_id(api_get_user_id(), 'web', true, true);
- $no_image = false;
- if ($img_array['file'] == 'unknown.jpg') {
- $no_image = true;
- }
- $img_array = UserManager::get_picture_user(api_get_user_id(), $img_array['file'], 50, USER_IMAGE_SIZE_MEDIUM, ' width="90" height="90" ');
-
- if (api_get_setting('allow_social_tool') == 'true') {
- if (!$no_image) {
- $profile_content .='<a style="text-align:center" href="'.api_get_path(WEB_PATH).'main/social/home.php"><img src="'.$img_array['file'].'" '.$img_array['style'].' ></a>';
- } else {
- $profile_content .='<a style="text-align:center" href="'.api_get_path(WEB_PATH).'main/auth/profile.php"><img title="'.get_lang('EditProfile').'" src="'.$img_array['file'].'" '.$img_array['style'].'></a>';
- }
- }
- $html = self::show_right_block(null, $profile_content, 'user_image_block', array('style' => 'text-align:center;'));
- return $html;
- }
-
- function return_profile_block() {
- $html = '';
- $user_id = api_get_user_id();
-
- if (empty($user_id)) {
- return;
- }
-
- $profile_content .= '<ul class="nav nav-list">';
-
- // @todo Add a platform setting to add the user image.
- if (api_get_setting('allow_message_tool') == 'true') {
- require_once api_get_path(LIBRARY_PATH).'group_portal_manager.lib.php';
-
- // New messages.
- $number_of_new_messages = MessageManager::get_new_messages();
- // New contact invitations.
- $number_of_new_messages_of_friend = SocialManager::get_message_number_invitation_by_user_id(api_get_user_id());
-
- // New group invitations sent by a moderator.
- $group_pending_invitations = GroupPortalManager::get_groups_by_user(api_get_user_id(), GROUP_USER_PERMISSION_PENDING_INVITATION, false);
- $group_pending_invitations = count($group_pending_invitations);
-
- $total_invitations = $number_of_new_messages_of_friend + $group_pending_invitations;
- $cant_msg = Display::badge($number_of_new_messages);
-
- $link = '';
- if (api_get_setting('allow_social_tool') == 'true') {
- $link = '?f=social';
- }
- $profile_content .= '<li><a href="'.api_get_path(WEB_PATH).'main/messages/inbox.php'.$link.'">'.get_lang('Inbox').$cant_msg.' </a></li>';
- $profile_content .= '<li><a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php'.$link.'">'.get_lang('Compose').' </a></li>';
-
- if (api_get_setting('allow_social_tool') == 'true') {
- $total_invitations = Display::badge($total_invitations);
- $profile_content .= '<li><a href="'.api_get_path(WEB_PATH).'main/social/invitations.php">'.get_lang('PendingInvitations').$total_invitations.'</a></li>';
- }
- $profile_content .= '<li><a href="'.api_get_path(WEB_PATH).'main/auth/profile.php">'.get_lang('EditProfile').'</a></li>';
- }
- $profile_content .= '</ul>';
- $html = self::show_right_block(get_lang('Profile'), $profile_content, 'profile_block');
- return $html;
- }
-
- function return_navigation_links() {
- $html = '';
-
- // Deleting the myprofile link.
- if (api_get_setting('allow_social_tool') == 'true') {
- unset($this->tpl->menu_navigation['myprofile']);
- }
-
- // Main navigation section.
- // Tabs that are deactivated are added here.
- if (!empty($this->tpl->menu_navigation)) {
- $content = '<ul class="nav nav-list">';
- foreach ($this->tpl->menu_navigation as $section => $navigation_info) {
- $current = $section == $GLOBALS['this_section'] ? ' id="current"' : '';
- $content .= '<li'.$current.'>';
- $content .= '<a href="'.$navigation_info['url'].'" target="_self">'.$navigation_info['title'].'</a>';
- $content .= '</li>';
- }
- $content .= '</ul>';
- $html = self::show_right_block(get_lang('MainNavigation'), $content, 'navigation_link_block');
- }
- return $html;
- }
-
- function return_course_block() {
- $html = '';
- $show_create_link = false;
- $show_course_link = false;
-
- $display_add_course_link = api_is_allowed_to_create_course() && ($_SESSION['studentview'] != 'studentenview');
- if ($display_add_course_link) {
- $show_create_link = true;
- }
-
- if (api_is_platform_admin() || api_is_course_admin() || api_is_allowed_to_create_course()) {
- $show_course_link = true;
- } else {
- if (api_get_setting('allow_students_to_browse_courses') == 'true') {
- $show_course_link = true;
- }
- }
-
- // My account section
- $my_account_content = '<ul class="nav nav-list">';
-
- if ($show_create_link) {
- $my_account_content .= '<li><a href="main/create_course/add_course.php" class="add course">'.(api_get_setting('course_validation') == 'true' ? get_lang('CreateCourseRequest') : get_lang('CourseCreate')).'</a></li>';
- }
-
- //Sort courses
- $url = api_get_path(WEB_CODE_PATH).'auth/courses.php?action=sortmycourses';
- $my_account_content .= '<li>'.Display::url(get_lang('SortMyCourses'), $url, array('class' => 'sort course')).'</li>';
- //Course management
- if ($show_course_link) {
- if (!api_is_drh()) {
- $my_account_content .= '<li><a href="main/auth/courses.php" class="list course">'.get_lang('CourseCatalog').'</a></li>';
-
- if (isset($_GET['history']) && intval($_GET['history']) == 1) {
- $my_account_content .= '<li><a href="user_portal.php">'.get_lang('DisplayTrainingList').'</a></li>';
- } else {
- $my_account_content .= '<li><a href="user_portal.php?history=1" class="history course">'.get_lang('HistoryTrainingSessions').'</a></li>';
- }
-
- } else {
- $my_account_content .= '<li><a href="main/dashboard/index.php">'.get_lang('Dashboard').'</a></li>';
- }
- }
-
- $my_account_content .= '</ul>';
-
- if (!empty($my_account_content)) {
- $html = self::show_right_block(get_lang('Courses'), $my_account_content, 'course_block');
- }
- return $html;
- }
-
- /**
- * The most important function here, prints the session and course list (user_portal.php)
- *
- * */
- function return_courses_and_sessions($user_id) {
- $session_categories = array();
- $load_history = (isset($_GET['history']) && intval($_GET['history']) == 1) ? true : false;
-
- if ($load_history) {
- //Load sessions in category in *history*
- $session_categories = UserManager::get_sessions_by_category($user_id, true);
- } else {
- //Load sessions in category
- $session_categories = UserManager::get_sessions_by_category($user_id, false);
- }
-
- $html = '';
-
- //Showing history title
-
- if ($load_history) {
- $html .= Display::page_subheader(get_lang('HistoryTrainingSession'));
- if (empty($session_categories)) {
- $html .= get_lang('YouDoNotHaveAnySessionInItsHistory');
- }
- }
-
- $courses_html = '';
- $special_courses = '';
-
- // If we're not in the history view...
- if (!isset($_GET['history'])) {
- //Display special courses
- $special_courses = CourseManager :: display_special_courses($user_id, $this->load_directories_preview);
- //Display courses
- $courses_html .= CourseManager :: display_courses($user_id, $this->load_directories_preview);
- }
-
- $sessions_with_category = '';
- $sessions_with_no_category = '';
-
- if (is_array($session_categories)) {
- foreach ($session_categories as $session_category) {
- $session_category_id = $session_category['session_category']['id'];
- // Sessions and courses that are not in a session category
- if ($session_category_id == 0) {
-
- // Independent sessions
- foreach ($session_category['sessions'] as $session) {
- $session_id = $session['session_id'];
- // Don't show empty sessions.
- if (count($session['courses']) < 1) {
- continue;
- }
- // Courses inside the current session.
- $date_session_start = $session['date_start'];
- $days_access_before_beginning = $session['nb_days_access_before_beginning'] * 24 * 3600;
- $session_now = time();
- $html_courses_session = '';
- $count_courses_session = 0;
- foreach ($session['courses'] as $course) {
- $is_coach_course = api_is_coach($session_id, $course['code']);
- $allowed_time = 0;
- if ($date_session_start != '0000-00-00') {
- if ($is_coach_course) {
- $allowed_time = api_strtotime($date_session_start) - $days_access_before_beginning;
- } else {
- $allowed_time = api_strtotime($date_session_start);
- }
- }
- if ($session_now > $allowed_time) {
- //read only and accesible
- if (api_get_setting('hide_courses_in_sessions') == 'false') {
- $c = CourseManager :: get_logged_user_course_html($course, $session_id, 'session_course_item', true, $this->load_directories_preview);
- $html_courses_session .= $c[1];
- }
- $count_courses_session++;
- }
- }
- if ($count_courses_session > 0) {
- $params = array();
- $session_box = Display :: get_session_title_box($session_id);
- $params['icon'] = Display::return_icon('window_list.png', $session_box['title'], array('id' => 'session_img_'.$session_id), ICON_SIZE_LARGE);
- $extra_info = !empty($session_box['coach']) ? $session_box['coach'] : null;
- $extra_info .= !empty($session_box['dates']) ? ' - '.$session_box['dates'] : null;
- if (api_is_drh()) {
- $session_link = $session_box['title'];
- $params['link'] = null;
- } else {
- $session_link = Display::tag('a', $session_box['title'], array('href'=>api_get_path(WEB_CODE_PATH).'session/index.php?session_id='.$session_id));
- $params['link'] = api_get_path(WEB_CODE_PATH).'session/index.php?session_id='.$session_id;
- }
- $params['title'] = $session_link;
- $params['subtitle'] = $extra_info;
- $params['right_actions'] = '';
- if (api_is_platform_admin()) {
- $params['right_actions'] .= '<a href="'.api_get_path(WEB_CODE_PATH).'admin/resume_session.php?id_session='.$session_id.'">';
- $params['right_actions'] .= Display::return_icon('edit.png', get_lang('Edit'), array('align' => 'absmiddle'), ICON_SIZE_SMALL).'</a>';
- }
- if (api_get_setting('hide_courses_in_sessions') == 'false') {
- // $params['extra'] .= $html_courses_session;
- }
- $sessions_with_no_category .= CourseManager::course_item_parent(CourseManager::course_item_html($params, true), $html_courses_session);
- }
- }
- } else {
- // All sessions included in
- $count_courses_session = 0;
- $html_sessions = '';
- foreach ($session_category['sessions'] as $session) {
- $session_id = $session['session_id'];
- //var_dump($session);var_dump($session_category);
- // Don't show empty sessions.
- if (count($session['courses']) < 1) {
- continue;
- }
- $date_session_start = $session['date_start'];
- //api_get_session_visibility($session_id);
- $days_access_before_beginning = $session['nb_days_access_before_beginning'] * 24 * 3600;
- $session_now = time();
- $html_courses_session = '';
- $count = 0;
- foreach ($session['courses'] as $course) {
- $is_coach_course = api_is_coach($session_id, $course['code']);
- if ($is_coach_course) {
- $allowed_time = api_strtotime($date_session_start) - $days_access_before_beginning;
- } else {
- $allowed_time = api_strtotime($date_session_start);
- }
- if ($session_now > $allowed_time) {
- $c = CourseManager :: get_logged_user_course_html($course, $session_id, 'session_course_item');
- $html_courses_session .= $c[1];
- $count_courses_session++;
- $count++;
- }
- }
-
- $params = array();
- if ($count > 0) {
- $session_box = Display :: get_session_title_box($session_id);
- $params['icon'] = Display::return_icon('window_list.png', $session_box['title'], array('width' => '48px', 'align' => 'absmiddle', 'id' => 'session_img_'.$session_id)) . ' ';
- if (api_is_drh()) {
- $session_link = $session_box['title'];
- $params['link'] = null;
- } else {
- $session_link = Display::tag('a', $session_box['title'], array('href'=>api_get_path(WEB_CODE_PATH).'session/index.php?session_id='.$session_id));
- $params['link'] = api_get_path(WEB_CODE_PATH).'session/index.php?session_id='.$session_id;
- }
- $params['title'] .= $session_link;
- $params['subtitle'] = (!empty($session_box['coach']) ? $session_box['coach'].' | ' : '').$session_box['dates'];
- if (api_is_platform_admin()) {
- $params['right_actions'] .= '<a href="'.api_get_path(WEB_CODE_PATH).'admin/resume_session.php?id_session='.$session_id.'">'.Display::return_icon('edit.png', get_lang('Edit'), array('align' => 'absmiddle'), ICON_SIZE_SMALL).'</a>';
- }
- $html_sessions .= CourseManager::course_item_html($params, true).$html_courses_session;
- }
- }
-
- if ($count_courses_session > 0) {
- $params = array();
- $params['icon'] = Display::return_icon('folder_blue.png', $session_category['session_category']['name'], array(), ICON_SIZE_LARGE);
- if (api_is_platform_admin()) {
- $params['right_actions'] .= '<a href="'.api_get_path(WEB_CODE_PATH).'admin/session_category_edit.php?&id='.$session_category['session_category']['id'].'">'.Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL).'</a>';
- }
- $params['title'] .= $session_category['session_category']['name'];
- if (api_is_platform_admin()) {
- $params['link'] = api_get_path(WEB_CODE_PATH).'admin/session_category_edit.php?&id='.$session_category['session_category']['id'];
- }
-
- $session_category_start_date = $session_category['session_category']['date_start'];
- $session_category_end_date = $session_category['session_category']['date_end'];
-
- if (!empty($session_category_start_date) && $session_category_start_date != '0000-00-00' && !empty($session_category_end_date) && $session_category_end_date != '0000-00-00' ) {
- $params['subtitle'] = sprintf(get_lang('FromDateXToDateY'), $session_category['session_category']['date_start'], $session_category['session_category']['date_end']);
- } else {
- if (!empty($session_category_start_date) && $session_category_start_date != '0000-00-00') {
- $params['subtitle'] = get_lang('From').' '.$session_category_start_date;
- }
- if (!empty($session_category_end_date) && $session_category_end_date != '0000-00-00') {
- $params['subtitle'] = get_lang('Until').' '.$session_category_end_date;
- }
- }
- $sessions_with_category .= CourseManager::course_item_parent(CourseManager::course_item_html($params, true), $html_sessions);
- }
-
- }
- }
- }
- return $sessions_with_category.$sessions_with_no_category.$courses_html.$special_courses;
- }
-
- /**
- * Shows a welcome message when the user doesn't have any content in the course list
- */
- function return_welcome_to_course_block() {
- $tpl = $this->tpl->get_template('layout/welcome_to_course.tpl');
-
- $course_catalog_url = api_get_path(WEB_CODE_PATH).'auth/courses.php';
- $course_list_url = api_get_path(WEB_PATH).'user_portal.php';
-
- $this->tpl->assign('course_catalog_url', $course_catalog_url);
- $this->tpl->assign('course_list_url', $course_list_url);
- $this->tpl->assign('course_catalog_link', Display::url(get_lang('here'), $course_catalog_url));
- $this->tpl->assign('course_list_link', Display::url(get_lang('here'), $course_list_url));
-
- return $this->tpl->fetch($tpl);
- }
- function return_hot_courses() {
- return CourseManager::return_hot_courses();
- }
- }
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