Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/inc/global-min.inc.php

370 lines
14 KiB

<?php
/* For licensing terms, see /license.txt */
/**
* This is a minified version of global.inc.php meant *only* for download.php
* to check permissions and deliver the file.
*/
// Include the libraries that are necessary everywhere
require_once __DIR__.'/../../vendor/autoload.php';
require_once __DIR__.'/../../app/AppKernel.php';
$kernel = new AppKernel('', '');
// Determine the directory path where this current file lies.
// This path will be useful to include the other initialisation files.
$includePath = __DIR__;
// Include the main Chamilo platform configuration file.
$_configuration = [];
$alreadyInstalled = false;
if (file_exists($kernel->getConfigurationFile())) {
require_once $kernel->getConfigurationFile();
$alreadyInstalled = true;
// Recalculate a system absolute path symlinks insensible.
$includePath = $_configuration['root_sys'].'main/inc/';
} else {
//Redirects to the main/install/ page
if (!$alreadyInstalled) {
$global_error_code = 2;
// The system has not been installed yet.
require_once __DIR__.'/../inc/global_error_message.inc.php';
exit();
}
}
$kernel->setApi($_configuration);
// Ensure that _configuration is in the global scope before loading
// main_api.lib.php. This is particularly helpful for unit tests
if (!isset($GLOBALS['_configuration'])) {
$GLOBALS['_configuration'] = $_configuration;
}
// Include the main Chamilo platform library file.
require_once $_configuration['root_sys'].'main/inc/lib/api.lib.php';
// Fix bug in IIS that doesn't fill the $_SERVER['REQUEST_URI'].
api_request_uri();
// Do not over-use this variable. It is only for this script's local use.
$libraryPath = __DIR__.'/lib/';
// @todo convert this libs in classes
require_once $libraryPath.'database.constants.inc.php';
require_once $libraryPath.'text.lib.php';
require_once $libraryPath.'array.lib.php';
require_once $libraryPath.'online.inc.php';
require_once $libraryPath.'banner.lib.php';
// Doctrine ORM configuration
$dbParams = [
'driver' => 'pdo_mysql',
'host' => $_configuration['db_host'],
'user' => $_configuration['db_user'],
'password' => $_configuration['db_password'],
'dbname' => $_configuration['main_database'],
// Only relevant for pdo_sqlite, specifies the path to the SQLite database.
'path' => isset($_configuration['db_path']) ? $_configuration['db_path'] : '',
// Only relevant for pdo_mysql, pdo_pgsql, and pdo_oci/oci8,
'port' => isset($_configuration['db_port']) ? $_configuration['db_port'] : '',
];
try {
$database = new \Database();
$database->connect($dbParams);
} catch (Exception $e) {
$global_error_code = 3;
// The database server is not available or credentials are invalid.
require $includePath.'/global_error_message.inc.php';
exit();
}
/* RETRIEVING ALL THE CHAMILO CONFIG SETTINGS FOR MULTIPLE URLs FEATURE*/
if (!empty($_configuration['multiple_access_urls'])) {
$_configuration['access_url'] = 1;
$access_urls = api_get_access_urls();
$root_rel = api_get_self();
$root_rel = substr($root_rel, 1);
$pos = strpos($root_rel, '/');
$root_rel = substr($root_rel, 0, $pos);
$protocol = 'http://';
if (!empty($_SERVER['HTTPS']) && strtoupper($_SERVER['HTTPS']) != 'OFF') {
$protocol = 'https://';
} elseif (!empty($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https') {
$protocol = 'https://';
}
//urls with subdomains (HTTP_HOST is preferred - see #6764)
$request_url_root = '';
if (empty($_SERVER['HTTP_HOST'])) {
if (empty($_SERVER['SERVER_NAME'])) {
$request_url_root = $protocol.'localhost/';
} else {
$request_url_root = $protocol.$_SERVER['SERVER_NAME'].'/';
}
} else {
$request_url_root = $protocol.$_SERVER['HTTP_HOST'].'/';
}
//urls with subdirs
$request_url_sub = $request_url_root.$root_rel.'/';
// You can use subdirs as multi-urls, but in this case none of them can be
// the root dir. The admin portal should be something like https://host/adm/
// At this time, subdirs will still hold a share cookie, so not ideal yet
// see #6510
foreach ($access_urls as $details) {
if ($request_url_sub == $details['url']) {
$_configuration['access_url'] = $details['id'];
break; //found one match with subdir, get out of foreach
}
// Didn't find any? Now try without subdirs
if ($request_url_root == $details['url']) {
$_configuration['access_url'] = $details['id'];
break; //found one match, get out of foreach
}
}
} else {
$_configuration['access_url'] = 1;
}
// Check if APCu is available. If so, store the value in $_configuration
if (extension_loaded('apcu')) {
$apcEnabled = ini_get('apc.enabled');
if (!empty($apcEnabled) && $apcEnabled != 'Off' && $apcEnabled != 'off') {
$_configuration['apc'] = true;
$_configuration['apc_prefix'] = $_configuration['main_database'].'_'.$_configuration['access_url'].'_';
}
}
$charset = 'UTF-8';
// Enables the portability layer and configures PHP for UTF-8
\Patchwork\Utf8\Bootup::initAll();
// Start session after the internationalization library has been initialized.
ChamiloSession::start($alreadyInstalled);
// access_url == 1 is the default chamilo location
if ($_configuration['access_url'] != 1) {
$url_info = api_get_access_url($_configuration['access_url']);
if ($url_info['active'] == 1) {
$settings_by_access = &api_get_settings(null, 'list', $_configuration['access_url'], 1);
foreach ($settings_by_access as &$row) {
if (empty($row['variable'])) {
$row['variable'] = 0;
}
if (empty($row['subkey'])) {
$row['subkey'] = 0;
}
if (empty($row['category'])) {
$row['category'] = 0;
}
$settings_by_access_list[$row['variable']][$row['subkey']][$row['category']] = $row;
}
}
}
$result = &api_get_settings(null, 'list', 1);
foreach ($result as &$row) {
if ($_configuration['access_url'] != 1) {
if ($url_info['active'] == 1) {
$var = empty($row['variable']) ? 0 : $row['variable'];
$subkey = empty($row['subkey']) ? 0 : $row['subkey'];
$category = empty($row['category']) ? 0 : $row['category'];
}
if ($row['access_url_changeable'] == 1 && $url_info['active'] == 1) {
if (isset($settings_by_access_list[$var]) &&
isset($settings_by_access_list[$var][$subkey]) &&
$settings_by_access_list[$var][$subkey][$category]['selected_value'] != '') {
if ($row['subkey'] == null) {
$_setting[$row['variable']] = $settings_by_access_list[$var][$subkey][$category]['selected_value'];
} else {
$_setting[$row['variable']][$row['subkey']] = $settings_by_access_list[$var][$subkey][$category]['selected_value'];
}
} else {
if ($row['subkey'] == null) {
$_setting[$row['variable']] = $row['selected_value'];
} else {
$_setting[$row['variable']][$row['subkey']] = $row['selected_value'];
}
}
} else {
if ($row['subkey'] == null) {
$_setting[$row['variable']] = $row['selected_value'];
} else {
$_setting[$row['variable']][$row['subkey']] = $row['selected_value'];
}
}
} else {
if ($row['subkey'] == null) {
$_setting[$row['variable']] = $row['selected_value'];
} else {
$_setting[$row['variable']][$row['subkey']] = $row['selected_value'];
}
}
}
$result = &api_get_settings('Plugins', 'list', $_configuration['access_url']);
$_plugins = [];
foreach ($result as &$row) {
$key = &$row['variable'];
if (isset($_setting[$key]) && is_string($_setting[$key])) {
$_setting[$key] = [];
}
if ($row['subkey'] == null) {
$_setting[$key][] = $row['selected_value'];
$_plugins[$key][] = $row['selected_value'];
} else {
$_setting[$key][$row['subkey']] = $row['selected_value'];
$_plugins[$key][$row['subkey']] = $row['selected_value'];
}
}
ini_set('log_errors', '1');
/**
* Include the trad4all language file.
*/
// if we use the javascript version (without go button) we receive a get
// if we use the non-javascript version (with the go button) we receive a post
$user_language = '';
$browser_language = '';
// see #8149
if (!empty($_SESSION['user_language_choice'])) {
$user_language = $_SESSION['user_language_choice'];
}
if (!empty($_GET['language'])) {
$user_language = $_GET['language'];
}
if (!empty($_POST['language_list'])) {
$user_language = preg_replace('/index\.php\?language=/', '', $_POST['language_list']);
}
if (empty($user_language) && !empty($_SERVER['HTTP_ACCEPT_LANGUAGE']) && !isset($_SESSION['_user'])) {
$l = SubLanguageManager::getLanguageFromBrowserPreference($_SERVER['HTTP_ACCEPT_LANGUAGE']);
if (!empty($l)) {
$user_language = $browser_language = $l;
}
}
// Checking if we have a valid language. If not we set it to the platform language.
$valid_languages = api_get_languages();
if (!empty($valid_languages)) {
if (!in_array($user_language, $valid_languages['folder'])) {
$user_language = api_get_setting('platformLanguage');
}
$language_priority1 = api_get_setting('languagePriority1');
$language_priority2 = api_get_setting('languagePriority2');
$language_priority3 = api_get_setting('languagePriority3');
$language_priority4 = api_get_setting('languagePriority4');
if (isset($_GET['language']) ||
(isset($_POST['language_list']) && !empty($_POST['language_list'])) ||
!empty($browser_language)
) {
$user_selected_language = $user_language; // $_GET['language']; or HTTP_ACCEPT_LANGUAGE
$_SESSION['user_language_choice'] = $user_selected_language;
$platformLanguage = $user_selected_language;
}
if (!empty($language_priority4) && api_get_language_from_type($language_priority4) !== false) {
$language_interface = api_get_language_from_type($language_priority4);
} else {
$language_interface = api_get_setting('platformLanguage');
}
if (!empty($language_priority3) && api_get_language_from_type($language_priority3) !== false) {
$language_interface = api_get_language_from_type($language_priority3);
} else {
if (isset($_SESSION['user_language_choice'])) {
$language_interface = $_SESSION['user_language_choice'];
}
}
if (!empty($language_priority2) && api_get_language_from_type($language_priority2) !== false) {
$language_interface = api_get_language_from_type($language_priority2);
} else {
if (isset($_user['language'])) {
$language_interface = $_user['language'];
}
}
if (!empty($language_priority1) && api_get_language_from_type($language_priority1) !== false) {
$language_interface = api_get_language_from_type($language_priority1);
} else {
if (isset($_course['language'])) {
$language_interface = $_course['language'];
}
}
// If language is set via browser ignore the priority
if (isset($_GET['language'])) {
$language_interface = $user_language;
}
}
$language_interface_initial_value = $language_interface;
$langPath = api_get_path(SYS_LANG_PATH);
$languageFilesToLoad = [
$langPath.'english/trad4all.inc.php',
$langPath.$language_interface.'/trad4all.inc.php',
];
foreach ($languageFilesToLoad as $languageFile) {
if (is_file($languageFile)) {
require $languageFile;
}
}
// include the local (contextual) parameters of this course or section
require $includePath.'/local.inc.php';
// Update of the logout_date field in the table track_e_login
// (needed for the calculation of the total connection time)
if (!isset($_SESSION['login_as']) && isset($_user)) {
// if $_SESSION['login_as'] is set, then the user is an admin logged as the user
$tbl_track_login = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LOGIN);
$sql = "SELECT login_id, login_date
FROM $tbl_track_login
WHERE
login_user_id='".$_user["user_id"]."'
ORDER BY login_date DESC
LIMIT 0,1";
$q_last_connection = Database::query($sql);
if (Database::num_rows($q_last_connection) > 0) {
$now = api_get_utc_datetime();
$i_id_last_connection = Database::result($q_last_connection, 0, 'login_id');
// is the latest logout_date still relevant?
$sql = "SELECT logout_date FROM $tbl_track_login
WHERE login_id = $i_id_last_connection";
$q_logout_date = Database::query($sql);
$res_logout_date = convert_sql_date(Database::result($q_logout_date, 0, 'logout_date'));
$lifeTime = api_get_configuration_value('session_lifetime');
if ($res_logout_date < time() - $lifeTime) {
// it isn't, we should create a fresh entry
Event::eventLogin($_user['user_id']);
// now that it's created, we can get its ID and carry on
} else {
$sql = "UPDATE $tbl_track_login SET logout_date = '$now'
WHERE login_id = '$i_id_last_connection'";
Database::query($sql);
}
$tableUser = Database::get_main_table(TABLE_MAIN_USER);
$sql = "UPDATE $tableUser SET last_login = '$now'
WHERE user_id = ".$_user["user_id"];
Database::query($sql);
}
}