You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
591 lines
20 KiB
591 lines
20 KiB
<?php
|
|
/* For licensing terms, see /license.txt */
|
|
|
|
use ChamiloSession as Session;
|
|
|
|
/**
|
|
* Code library for showing Who is online.
|
|
*
|
|
* @author Istvan Mandak, principal author
|
|
* @author Denes Nagy, principal author
|
|
* @author Bart Mollet
|
|
* @author Roan Embrechts, cleaning and bugfixing
|
|
*
|
|
* @package chamilo.whoisonline
|
|
*/
|
|
|
|
/**
|
|
* Insert a login reference for the current user into the track_e_online stats table.
|
|
* This table keeps trace of the last login. Nothing else matters (we don't keep traces of anything older).
|
|
*
|
|
* @param int user id
|
|
*/
|
|
function LoginCheck($uid)
|
|
{
|
|
$uid = (int) $uid;
|
|
if (!empty($uid)) {
|
|
$online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
|
|
$_course = api_get_course_info();
|
|
$user_ip = '';
|
|
if (!empty($_SERVER['REMOTE_ADDR'])) {
|
|
$user_ip = Database::escape_string(api_get_real_ip());
|
|
}
|
|
|
|
$login_date = api_get_utc_datetime();
|
|
$access_url_id = 1;
|
|
if (api_get_multiple_access_url() && api_get_current_access_url_id() != -1) {
|
|
$access_url_id = api_get_current_access_url_id();
|
|
}
|
|
$session_id = api_get_session_id();
|
|
// if the $_course array exists this means we are in a course and we have to store this in the who's online table also
|
|
// to have the x users in this course feature working
|
|
if (is_array($_course) && count($_course) > 0 && !empty($_course['id'])) {
|
|
$query = "REPLACE INTO ".$online_table." (login_id,login_user_id,login_date,user_ip, c_id, session_id, access_url_id)
|
|
VALUES ($uid,$uid,'$login_date','$user_ip', '".$_course['real_id']."' , '$session_id' , '$access_url_id' )";
|
|
} else {
|
|
$query = "REPLACE INTO ".$online_table." (login_id,login_user_id,login_date,user_ip, c_id, session_id, access_url_id)
|
|
VALUES ($uid,$uid,'$login_date','$user_ip', 0, '$session_id', '$access_url_id')";
|
|
}
|
|
Database::query($query);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param int $userId
|
|
*/
|
|
function preventMultipleLogin($userId)
|
|
{
|
|
$table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
|
|
$userId = intval($userId);
|
|
if (api_get_setting('prevent_multiple_simultaneous_login') === 'true') {
|
|
if (!empty($userId) && !api_is_anonymous()) {
|
|
$isFirstLogin = Session::read('first_user_login');
|
|
if (empty($isFirstLogin)) {
|
|
$sql = "SELECT login_id FROM $table
|
|
WHERE login_user_id = $userId
|
|
LIMIT 1";
|
|
|
|
$result = Database::query($sql);
|
|
$loginData = [];
|
|
if (Database::num_rows($result)) {
|
|
$loginData = Database::fetch_array($result);
|
|
}
|
|
|
|
$userIsReallyOnline = user_is_online($userId);
|
|
|
|
// Trying double login.
|
|
if (!empty($loginData) && $userIsReallyOnline == true) {
|
|
session_regenerate_id();
|
|
Session::destroy();
|
|
header('Location: '.api_get_path(WEB_PATH).'index.php?loginFailed=1&error=multiple_connection_not_allowed');
|
|
exit;
|
|
} else {
|
|
// First time
|
|
Session::write('first_user_login', 1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function handles the logout and is called whenever there is a $_GET['logout'].
|
|
*
|
|
* @param int $user_id
|
|
* @param bool $logout_redirect
|
|
*
|
|
* @author Fernando P. García <fernando@develcuy.com>
|
|
*/
|
|
function online_logout($user_id = null, $logout_redirect = false)
|
|
{
|
|
global $extAuthSource;
|
|
|
|
// Database table definition
|
|
$tbl_track_login = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LOGIN);
|
|
|
|
if (empty($user_id)) {
|
|
$user_id = isset($_GET['uid']) ? intval($_GET['uid']) : 0;
|
|
}
|
|
|
|
// Changing global chat status to offline
|
|
if (api_is_global_chat_enabled()) {
|
|
$chat = new Chat();
|
|
$chat->setUserStatus(0);
|
|
}
|
|
|
|
$chat = new Chat();
|
|
$chat->close();
|
|
|
|
// selecting the last login of the user
|
|
$sql = "SELECT login_id, login_date
|
|
FROM $tbl_track_login
|
|
WHERE login_user_id = $user_id
|
|
ORDER BY login_date DESC
|
|
LIMIT 0,1";
|
|
$q_last_connection = Database::query($sql);
|
|
$i_id_last_connection = 0;
|
|
if (Database::num_rows($q_last_connection) > 0) {
|
|
$i_id_last_connection = Database::result($q_last_connection, 0, "login_id");
|
|
}
|
|
|
|
if (!isset($_SESSION['login_as']) && !empty($i_id_last_connection)) {
|
|
$current_date = api_get_utc_datetime();
|
|
$sql = "UPDATE $tbl_track_login SET logout_date='".$current_date."'
|
|
WHERE login_id='$i_id_last_connection'";
|
|
Database::query($sql);
|
|
}
|
|
$logInfo = [
|
|
'tool' => 'logout',
|
|
'tool_id' => 0,
|
|
'tool_id_detail' => 0,
|
|
];
|
|
Event::registerLog($logInfo);
|
|
|
|
UserManager::loginDelete($user_id);
|
|
|
|
//the following code enables the use of an external logout function.
|
|
//example: define a $extAuthSource['ldap']['logout']="file.php" in configuration.php
|
|
// then a function called ldap_logout() inside that file
|
|
// (using *authent_name*_logout as the function name) and the following code
|
|
// will find and execute it
|
|
$uinfo = api_get_user_info($user_id);
|
|
if (($uinfo['auth_source'] != PLATFORM_AUTH_SOURCE) && is_array($extAuthSource)) {
|
|
if (is_array($extAuthSource[$uinfo['auth_source']])) {
|
|
$subarray = $extAuthSource[$uinfo['auth_source']];
|
|
if (!empty($subarray['logout']) && file_exists($subarray['logout'])) {
|
|
require_once $subarray['logout'];
|
|
$logout_function = $uinfo['auth_source'].'_logout';
|
|
if (function_exists($logout_function)) {
|
|
$logout_function($uinfo);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// After logout redirect to
|
|
$url = api_get_path(WEB_PATH).'index.php';
|
|
|
|
if ($logout_redirect && api_get_plugin_setting('azure_active_directory', 'enable') == 'true') {
|
|
if (ChamiloSession::read('_user_auth_source') === 'azure_active_directory') {
|
|
$activeDirectoryPlugin = AzureActiveDirectory::create();
|
|
$azureLogout = $activeDirectoryPlugin->getUrl(AzureActiveDirectory::URL_TYPE_LOGOUT);
|
|
if (!empty($azureLogout)) {
|
|
$url = $azureLogout;
|
|
}
|
|
}
|
|
}
|
|
|
|
api_delete_firstpage_parameter();
|
|
Session::erase('last_id');
|
|
CourseChatUtils::exitChat($user_id);
|
|
session_regenerate_id();
|
|
Session::destroy();
|
|
|
|
$pluginKeycloak = api_get_plugin_setting('keycloak', 'tool_enable') === 'true';
|
|
if ($pluginKeycloak && $uinfo['auth_source'] === 'keycloak') {
|
|
$pluginUrl = api_get_path(WEB_PLUGIN_PATH).'keycloak/start.php?slo';
|
|
header('Location: '.$pluginUrl);
|
|
exit;
|
|
}
|
|
|
|
if ($logout_redirect) {
|
|
header("Location: $url");
|
|
exit;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param int $user_id
|
|
*
|
|
* @return bool
|
|
*/
|
|
function user_is_online($user_id)
|
|
{
|
|
$track_online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
|
|
$table_user = Database::get_main_table(TABLE_MAIN_USER);
|
|
|
|
$access_url_id = api_get_current_access_url_id();
|
|
$time_limit = api_get_setting('time_limit_whosonline');
|
|
|
|
$online_time = time() - $time_limit * 60;
|
|
$limit_date = api_get_utc_datetime($online_time);
|
|
$user_id = (int) $user_id;
|
|
|
|
$query = " SELECT login_user_id, login_date
|
|
FROM $track_online_table track
|
|
INNER JOIN $table_user u
|
|
ON (u.id=track.login_user_id)
|
|
WHERE
|
|
track.access_url_id = $access_url_id AND
|
|
login_date >= '".$limit_date."' AND
|
|
u.id = $user_id
|
|
LIMIT 1 ";
|
|
|
|
$result = Database::query($query);
|
|
if (Database::num_rows($result)) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Gives a list of people online now (and in the last $valid minutes).
|
|
*
|
|
* @param $from
|
|
* @param $number_of_items
|
|
* @param null $column
|
|
* @param null $direction
|
|
* @param null $time_limit
|
|
* @param bool $friends
|
|
*
|
|
* @return array|bool For each line, a list of user IDs and login dates, or FALSE on error or empty results
|
|
*/
|
|
function who_is_online(
|
|
$from,
|
|
$number_of_items,
|
|
$column = null,
|
|
$direction = null,
|
|
$time_limit = null,
|
|
$friends = false
|
|
) {
|
|
// Time limit in seconds?
|
|
if (empty($time_limit)) {
|
|
$time_limit = api_get_setting('time_limit_whosonline');
|
|
} else {
|
|
$time_limit = intval($time_limit);
|
|
}
|
|
|
|
$from = intval($from);
|
|
$number_of_items = intval($number_of_items);
|
|
|
|
if (empty($column)) {
|
|
$column = 'picture_uri';
|
|
if ($friends) {
|
|
$column = 'login_date';
|
|
}
|
|
}
|
|
|
|
if (empty($direction)) {
|
|
$direction = 'DESC';
|
|
} else {
|
|
if (!in_array(strtolower($direction), ['asc', 'desc'])) {
|
|
$direction = 'DESC';
|
|
}
|
|
}
|
|
|
|
$online_time = time() - $time_limit * 60;
|
|
$current_date = api_get_utc_datetime($online_time);
|
|
$track_online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
|
|
$friend_user_table = Database::get_main_table(TABLE_MAIN_USER_REL_USER);
|
|
$table_user = Database::get_main_table(TABLE_MAIN_USER);
|
|
|
|
if ($friends) {
|
|
// who friends from social network is online
|
|
$query = "SELECT DISTINCT login_user_id, login_date
|
|
FROM $track_online_table INNER JOIN $friend_user_table
|
|
ON (friend_user_id = login_user_id)
|
|
WHERE
|
|
login_date >= '".$current_date."' AND
|
|
friend_user_id <> '".api_get_user_id()."' AND
|
|
relation_type='".USER_RELATION_TYPE_FRIEND."' AND
|
|
user_id = '".api_get_user_id()."'
|
|
ORDER BY $column $direction
|
|
LIMIT $from, $number_of_items";
|
|
} else {
|
|
$query = "SELECT DISTINCT login_user_id, login_date
|
|
FROM ".$track_online_table." e
|
|
INNER JOIN ".$table_user." u ON (u.id = e.login_user_id)
|
|
WHERE u.status != ".ANONYMOUS." AND login_date >= '".$current_date."'
|
|
ORDER BY $column $direction
|
|
LIMIT $from, $number_of_items";
|
|
}
|
|
|
|
if (api_get_multiple_access_url()) {
|
|
$access_url_id = api_get_current_access_url_id();
|
|
if ($access_url_id != -1) {
|
|
if ($friends) {
|
|
// friends from social network is online
|
|
$query = "SELECT distinct login_user_id, login_date
|
|
FROM $track_online_table track INNER JOIN $friend_user_table
|
|
ON (friend_user_id = login_user_id)
|
|
WHERE track.access_url_id = $access_url_id AND
|
|
login_date >= '".$current_date."' AND
|
|
friend_user_id <> '".api_get_user_id()."' AND
|
|
relation_type='".USER_RELATION_TYPE_FRIEND."'
|
|
ORDER BY $column $direction
|
|
LIMIT $from, $number_of_items";
|
|
} else {
|
|
// all users online
|
|
$query = "SELECT login_user_id, login_date
|
|
FROM ".$track_online_table." track
|
|
INNER JOIN ".$table_user." u
|
|
ON (u.id=track.login_user_id)
|
|
WHERE u.status != ".ANONYMOUS." AND track.access_url_id = $access_url_id AND
|
|
login_date >= '".$current_date."'
|
|
ORDER BY $column $direction
|
|
LIMIT $from, $number_of_items";
|
|
}
|
|
}
|
|
}
|
|
|
|
//This query will show all registered users. Only for dev purposes.
|
|
/*$query = "SELECT DISTINCT u.id as login_user_id, login_date
|
|
FROM $track_online_table e, $table_user u
|
|
GROUP by u.id
|
|
ORDER BY $column $direction
|
|
LIMIT $from, $number_of_items";*/
|
|
|
|
$result = Database::query($query);
|
|
if ($result) {
|
|
$users_online = [];
|
|
while (list($login_user_id, $login_date) = Database::fetch_row($result)) {
|
|
$users_online[] = $login_user_id;
|
|
}
|
|
|
|
return $users_online;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param string $time_limit
|
|
*/
|
|
function who_is_online_count($time_limit = null, $friends = false)
|
|
{
|
|
if (empty($time_limit)) {
|
|
$time_limit = api_get_setting('time_limit_whosonline');
|
|
} else {
|
|
$time_limit = intval($time_limit);
|
|
}
|
|
$track_online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
|
|
$friend_user_table = Database::get_main_table(TABLE_MAIN_USER_REL_USER);
|
|
$table_user = Database::get_main_table(TABLE_MAIN_USER);
|
|
$online_time = time() - $time_limit * 60;
|
|
$current_date = api_get_utc_datetime($online_time);
|
|
|
|
if ($friends) {
|
|
// who friends from social network is online
|
|
$query = "SELECT DISTINCT count(login_user_id) as count
|
|
FROM $track_online_table INNER JOIN $friend_user_table
|
|
ON (friend_user_id = login_user_id)
|
|
WHERE
|
|
login_date >= '$current_date' AND
|
|
friend_user_id <> '".api_get_user_id()."' AND
|
|
relation_type='".USER_RELATION_TYPE_FRIEND."' AND
|
|
user_id = '".api_get_user_id()."' ";
|
|
} else {
|
|
// All users online
|
|
$query = "SELECT count(login_id) as count
|
|
FROM $track_online_table track INNER JOIN $table_user u
|
|
ON (u.id=track.login_user_id)
|
|
WHERE u.status != ".ANONYMOUS." AND login_date >= '$current_date' ";
|
|
}
|
|
|
|
if (api_get_multiple_access_url()) {
|
|
$access_url_id = api_get_current_access_url_id();
|
|
if ($access_url_id != -1) {
|
|
if ($friends) {
|
|
// friends from social network is online
|
|
$query = "SELECT DISTINCT count(login_user_id) as count
|
|
FROM $track_online_table track
|
|
INNER JOIN $friend_user_table ON (friend_user_id = login_user_id)
|
|
WHERE
|
|
track.access_url_id = $access_url_id AND
|
|
login_date >= '".$current_date."' AND
|
|
friend_user_id <> '".api_get_user_id()."' AND
|
|
relation_type='".USER_RELATION_TYPE_FRIEND."' ";
|
|
} else {
|
|
// all users online
|
|
$query = "SELECT count(login_id) as count FROM $track_online_table track
|
|
INNER JOIN $table_user u ON (u.id=track.login_user_id)
|
|
WHERE
|
|
u.status != ".ANONYMOUS." AND
|
|
track.access_url_id = $access_url_id AND
|
|
login_date >= '$current_date' ";
|
|
}
|
|
}
|
|
}
|
|
|
|
// Dev purposes show all users online
|
|
/*$table_user = Database::get_main_table(TABLE_MAIN_USER);
|
|
$query = "SELECT count(*) as count FROM ".$table_user;*/
|
|
|
|
$result = Database::query($query);
|
|
if (Database::num_rows($result) > 0) {
|
|
$row = Database::fetch_array($result);
|
|
|
|
return $row['count'];
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns a list (array) of users who are online and in this course.
|
|
*
|
|
* @param int User ID
|
|
* @param int Number of minutes
|
|
* @param string Course code (could be empty, but then the function returns false)
|
|
*
|
|
* @return array Each line gives a user id and a login time
|
|
*/
|
|
function who_is_online_in_this_course($from, $number_of_items, $uid, $time_limit, $course_code)
|
|
{
|
|
if (empty($course_code)) {
|
|
return false;
|
|
}
|
|
|
|
$time_limit = (int) $time_limit;
|
|
if (empty($time_limit)) {
|
|
$time_limit = api_get_setting('time_limit_whosonline');
|
|
}
|
|
|
|
$online_time = time() - $time_limit * 60;
|
|
$current_date = api_get_utc_datetime($online_time);
|
|
$track_online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
|
|
$tableUser = Database::get_main_table(TABLE_MAIN_USER);
|
|
$course_code = Database::escape_string($course_code);
|
|
$courseInfo = api_get_course_info($course_code);
|
|
$courseId = $courseInfo['real_id'];
|
|
|
|
$from = (int) $from;
|
|
$number_of_items = (int) $number_of_items;
|
|
|
|
$urlCondition = '';
|
|
$urlJoin = '';
|
|
if (api_is_multiple_url_enabled()) {
|
|
$accessUrlUser = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
|
|
$urlId = api_get_current_access_url_id();
|
|
$urlJoin = " INNER JOIN $accessUrlUser a ON (a.user_id = u.id) ";
|
|
$urlCondition = " AND a.access_url_id = $urlId ";
|
|
}
|
|
|
|
$query = "SELECT o.login_user_id, o.login_date
|
|
FROM $track_online_table o
|
|
INNER JOIN $tableUser u
|
|
ON (o.login_user_id = u.id)
|
|
$urlJoin
|
|
WHERE
|
|
u.status <> '".ANONYMOUS."' AND
|
|
o.c_id = $courseId AND
|
|
o.login_date >= '$current_date'
|
|
$urlCondition
|
|
LIMIT $from, $number_of_items ";
|
|
|
|
$result = Database::query($query);
|
|
if ($result) {
|
|
$users_online = [];
|
|
while (list($login_user_id, $login_date) = Database::fetch_row($result)) {
|
|
$users_online[] = $login_user_id;
|
|
}
|
|
|
|
return $users_online;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param int $uid
|
|
* @param string $time_limit
|
|
*/
|
|
function who_is_online_in_this_course_count(
|
|
$uid,
|
|
$time_limit,
|
|
$coursecode = null
|
|
) {
|
|
if (empty($coursecode)) {
|
|
return false;
|
|
}
|
|
$track_online_table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
|
|
$tableUser = Database::get_main_table(TABLE_MAIN_USER);
|
|
$time_limit = Database::escape_string($time_limit);
|
|
$online_time = time() - $time_limit * 60;
|
|
$current_date = api_get_utc_datetime($online_time);
|
|
$courseId = api_get_course_int_id($coursecode);
|
|
|
|
if (empty($courseId)) {
|
|
return false;
|
|
}
|
|
|
|
$urlCondition = '';
|
|
$urlJoin = '';
|
|
if (api_is_multiple_url_enabled()) {
|
|
$accessUrlUser = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
|
|
$urlId = api_get_current_access_url_id();
|
|
$urlJoin = " INNER JOIN $accessUrlUser a ON (a.user_id = u.id) ";
|
|
$urlCondition = " AND a.access_url_id = $urlId ";
|
|
}
|
|
|
|
$query = "SELECT count(login_user_id) as count
|
|
FROM $track_online_table o
|
|
INNER JOIN $tableUser u
|
|
ON (login_user_id = u.id)
|
|
$urlJoin
|
|
WHERE
|
|
u.status <> '".ANONYMOUS."' AND
|
|
c_id = $courseId AND
|
|
login_date >= '$current_date'
|
|
$urlCondition
|
|
";
|
|
$result = Database::query($query);
|
|
if (Database::num_rows($result) > 0) {
|
|
$row = Database::fetch_array($result);
|
|
|
|
return $row['count'];
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param string $timeLimit
|
|
* @param int $sessionId
|
|
*
|
|
* @return bool
|
|
*/
|
|
function whoIsOnlineInThisSessionCount($timeLimit, $sessionId)
|
|
{
|
|
if (!$sessionId) {
|
|
return 0;
|
|
}
|
|
|
|
$tblTrackOnline = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
|
|
$tableUser = Database::get_main_table(TABLE_MAIN_USER);
|
|
|
|
$timeLimit = Database::escape_string($timeLimit);
|
|
$online_time = time() - $timeLimit * 60;
|
|
$current_date = api_get_utc_datetime($online_time);
|
|
|
|
$urlCondition = '';
|
|
$urlJoin = '';
|
|
if (api_is_multiple_url_enabled()) {
|
|
$accessUrlUser = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
|
|
$urlId = api_get_current_access_url_id();
|
|
$urlJoin = " INNER JOIN $accessUrlUser a ON (a.user_id = u.id) ";
|
|
$urlCondition = " AND a.access_url_id = $urlId ";
|
|
}
|
|
|
|
$query = "SELECT count(login_user_id) as count
|
|
FROM $tblTrackOnline o
|
|
INNER JOIN $tableUser u
|
|
ON (login_user_id = u.id)
|
|
$urlJoin
|
|
WHERE
|
|
u.status <> '".ANONYMOUS."' AND
|
|
session_id = $sessionId AND
|
|
login_date >= '$current_date'
|
|
$urlCondition
|
|
";
|
|
$result = Database::query($query);
|
|
|
|
if (Database::num_rows($result) > 0) {
|
|
$row = Database::fetch_assoc($result);
|
|
|
|
return $row['count'];
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|