Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/user_portal.php

379 lines
15 KiB

<?php
/* For licensing terms, see /license.txt */
/**
* This is the index file displayed when a user is logged in on Chamilo.
*
* It displays:
* - personal course list
* - menu bar
* Search for CONFIGURATION parameters to modify settings
* @package chamilo.main
* @todo Shouldn't the SCRIPTVAL_ and CONFVAL_ constant be moved to the config page? Has anybody any idea what the are used for?
* If these are really configuration settings then we can add those to the dokeos config settings.
* @todo check for duplication of functions with index.php (user_portal.php is orginally a copy of index.php)
* @todo display_digest, shouldn't this be removed and be made into an extension?
*/
/**
* INIT SECTION
*/
// Language files that should be included.
use \ChamiloSession as Session;
$language_file = array('courses', 'index','admin');
$cidReset = true; /* Flag forcing the 'current course' reset,
as we're not inside a course anymore */
if (isset($_SESSION['this_section']))
unset($_SESSION['this_section']); // For HTML editor repository.
/* Included libraries */
require_once './main/inc/global.inc.php';
api_block_anonymous_users(); // Only users who are logged in can proceed.
$nameTools = get_lang('MyCourses');
$this_section = SECTION_COURSES;
$load_dirs = api_get_setting('show_documents_preview');
if ($load_dirs) {
$url = api_get_path(WEB_AJAX_PATH).'document.ajax.php?a=document_preview';
$folder_icon = api_get_path(WEB_IMG_PATH).'icons/22/folder.png';
$close_icon = api_get_path(WEB_IMG_PATH).'loading1.gif';
$htmlHeadXtra[] = '<script>
$(document).ready(function() {
$(".document_preview_container").hide();
$(".document_preview").click(function() {
var my_id = this.id;
var course_id = my_id.split("_")[2];
var session_id = my_id.split("_")[3];
//showing div
$(".document_preview_container").hide();
$("#document_result_" +course_id+"_" + session_id).show();
//Loading
var image = $("img", this);
image.attr("src", "'.$close_icon.'");
$.ajax({
url: "'.$url.'",
data: "course_id="+course_id+"&session_id="+session_id,
success: function(return_value) {
image.attr("src", "'.$folder_icon.'");
$("#document_result_" +course_id+"_" + session_id).html(return_value);
}
});
});
});
</script>';
}
use Silex\Application;
use Symfony\Component\HttpFoundation\Response;
class UserPortalController
{
function indexAction(Application $app)
{
// Check if a user is enrolled only in one course for going directly to the course after the login.
if (api_get_setting('go_to_course_after_login') == 'true') {
// Get the courses list
$personal_course_list = UserManager::get_personal_session_course_list(api_get_user_id());
$my_session_list = array();
$count_of_courses_no_sessions = 0;
$count_of_courses_with_sessions = 0;
foreach ($personal_course_list as $course) {
if (!empty($course['id_session'])) {
$my_session_list[$course['id_session']] = true;
$count_of_courses_with_sessions++;
} else {
$count_of_courses_no_sessions++;
}
}
$count_of_sessions = count($my_session_list);
if ($count_of_sessions == 1 && $count_of_courses_no_sessions == 0) {
$key = array_keys($personal_course_list);
$course_info = $personal_course_list[$key[0]];
$course_directory = $course_info['course_info']['path'];
$id_session = isset($course_info['id_session']) ? $course_info['id_session'] : 0;
$url = api_get_path(WEB_CODE_PATH).'session/?session_id='.$id_session;
header('location:'.$url);
exit;
}
if (!isset($_SESSION['coursesAlreadyVisited']) && $count_of_sessions == 0 && $count_of_courses_no_sessions == 1) {
$key = array_keys($personal_course_list);
$course_info = $personal_course_list[$key[0]];
$course_directory = $course_info['course_info']['path'];
$id_session = isset($course_info['id_session']) ? $course_info['id_session'] : 0;
$url = api_get_path(WEB_COURSE_PATH).$course_directory.'/?id_session='.$id_session;
header('location:'.$url);
exit;
}
}
/* Sniffing system */
/*
//store posts to sessions
if ($_SESSION['sniff_navigator']!="checked") {
$_SESSION['sniff_navigator']=Security::remove_XSS($_POST['sniff_navigator']);
$_SESSION['sniff_screen_size_w']=Security::remove_XSS($_POST['sniff_navigator_screen_size_w']);
$_SESSION['sniff__screen_size_h']=Security::remove_XSS($_POST['sniff_navigator_screen_size_h']);
$_SESSION['sniff_type_mimetypes']=Security::remove_XSS($_POST['sniff_navigator_type_mimetypes']);
$_SESSION['sniff_suffixes_mimetypes']=Security::remove_XSS($_POST['sniff_navigator_suffixes_mimetypes']);
$_SESSION['sniff_list_plugins']=Security::remove_XSS($_POST['sniff_navigator_list_plugins']);
$_SESSION['sniff_check_some_activex']=Security::remove_XSS($_POST['sniff_navigator_check_some_activex']);
$_SESSION['sniff_check_some_plugins']=Security::remove_XSS($_POST['sniff_navigator_check_some_plugins']);
$_SESSION['sniff_java']=Security::remove_XSS($_POST['sniff_navigator_java']);
$_SESSION['sniff_java_sun_ver']=Security::remove_XSS($_POST['sniff_navigator_java_sun_ver']);
}*/
// Main courses and session list
$courses_and_sessions = PageController::return_courses_and_sessions(api_get_user_id());
//Show the chamilo mascot
if (empty($courses_and_sessions) && !isset($_GET['history'])) {
PageController::return_welcome_to_course_block($app['template']);
}
$app['template']->assign('content', $courses_and_sessions);
/*
if (api_get_setting('allow_browser_sniffer') == 'true') {
if ($_SESSION['sniff_navigator']!="checked") {
$app['template']->assign('show_sniff', 1);
} else {
$app['template']->assign('show_sniff', 0);
}
}
//check for flash and message
$sniff_notification = '';
$some_activex=$_SESSION['sniff_check_some_activex'];
$some_plugins=$_SESSION['sniff_check_some_plugins'];
if(!empty($some_activex) || !empty($some_plugins)){
if (! preg_match("/flash_yes/", $some_activex) && ! preg_match("/flash_yes/", $some_plugins)) {
$sniff_notification = Display::return_message(get_lang('NoFlash'), 'warning', true);
//js verification - To annoying of redirecting every time the page
$app['template']->assign('sniff_notification', $sniff_notification);
}
}*/
PageController::return_profile_block();
PageController::return_user_image_block();
PageController::return_course_block();
$app['template']->assign('navigation_course_links', $app['template']->return_navigation_links());
PageController::return_reservation_block();
$app['template']->assign('search_block', PageController::return_search_block());
$app['template']->assign('classes_block', PageController::return_classes_block());
PageController::return_skills_links();
// Deleting the session_id.
Session::erase('session_id');
$response = $app['template']->render_template('userportal/index.tpl');
//return new Response($response, 200, array('Cache-Control' => 's-maxage=3600, private'));
return new Response($response, 200, array());
}
function check_last_login() {
/**
* @todo This piece of code should probably move to local.inc.php where the actual login procedure is handled.
* @todo Check if this code is used. I think this code is never executed because after clicking the submit button
* the code does the stuff in local.inc.php and then redirects to index.php or user_portal.php depending
* on api_get_setting('page_after_login').
*/
if (!empty($_POST['submitAuth'])) {
// The user has been already authenticated, we are now to find the last login of the user.
if (!empty($this->user_id)) {
$track_login_table = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_LOGIN);
$sql_last_login = "SELECT login_date
FROM $track_login_table
WHERE login_user_id = '".$this->user_id."'
ORDER BY login_date DESC LIMIT 1";
$result_last_login = Database::query($sql_last_login);
if (!$result_last_login) {
if (Database::num_rows($result_last_login) > 0) {
$user_last_login_datetime = Database::fetch_array($result_last_login);
$user_last_login_datetime = $user_last_login_datetime[0];
Session::write('user_last_login_datetime', $user_last_login_datetime);
}
}
Database::free_result($result_last_login);
if (api_is_platform_admin()) {
// decode all open event informations and fill the track_c_* tables
include api_get_path(LIBRARY_PATH).'stats.lib.inc.php';
decodeOpenInfos();
}
}
// End login -- if ($_POST['submitAuth'])
} else {
// Only if login form was not sent because if the form is sent the user was already on the page.
event_open();
}
}
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->page->assign('login_language_form', api_display_language_form(true));
$this->page->assign('login_form', self::display_login_form());
if ($loginFailed) {
$this->page->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->page->assign('login_options', $login_form);
}
}
/**
* Alias for the online_logout() function
*/
function logout() {
online_logout($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;
}
/**
* 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');
}
/**
* 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;
}
}
$app->get('/', 'UserPortalController::indexAction');
$app->run();
//$app['http_cache']->run();