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603 lines
22 KiB
603 lines
22 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* It is recommended that ALL Chamilo scripts include this important file.
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* This script manages
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* - include of /app/config/configuration.php;
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* - include of several libraries: api, database, display, text, security;
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* - selecting the main database;
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* - include of language files.
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*
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* @package chamilo.include
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* @todo remove the code that displays the button that links to the install page
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* but use a redirect immediately. By doing so the $alreadyInstalled variable can be removed.
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*
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*/
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// Showing/hiding error codes in global error messages.
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define('SHOW_ERROR_CODES', false);
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// Include the libraries that are necessary everywhere
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require_once __DIR__.'/../../vendor/autoload.php';
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require_once __DIR__.'/../../app/AppKernel.php';
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$kernel = new AppKernel('', '');
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// Determine the directory path where this current file lies.
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// This path will be useful to include the other initialisation files.
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$includePath = __DIR__;
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// Include the main Chamilo platform configuration file.
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$alreadyInstalled = false;
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if (file_exists($kernel->getConfigurationFile())) {
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require_once $kernel->getConfigurationFile();
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$alreadyInstalled = true;
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// Recalculate a system absolute path symlinks insensible.
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$includePath = $_configuration['root_sys'].'main/inc/';
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} else {
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$_configuration = array();
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//Redirects to the main/install/ page
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if (!$alreadyInstalled) {
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$global_error_code = 2;
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// The system has not been installed yet.
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require_once __DIR__ . '/../inc/global_error_message.inc.php';
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die();
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}
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}
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$kernel->setApi($_configuration);
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// Ensure that _configuration is in the global scope before loading
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// main_api.lib.php. This is particularly helpful for unit tests
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if (!isset($GLOBALS['_configuration'])) {
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$GLOBALS['_configuration'] = $_configuration;
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}
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// Include the main Chamilo platform library file.
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require_once $_configuration['root_sys'].'main/inc/lib/api.lib.php';
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$passwordEncryption = api_get_configuration_value('password_encryption');
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if ($passwordEncryption === 'bcrypt') {
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require_once __DIR__.'/../../vendor/ircmaxell/password-compat/lib/password.php';
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}
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// Check the PHP version
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api_check_php_version($includePath.'/');
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// Specification for usernames:
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// 1. ASCII-letters, digits, "." (dot), "_" (underscore) are acceptable, 40 characters maximum length.
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// 2. Empty username is formally valid, but it is reserved for the anonymous user.
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// 3. Checking the login_is_email portal setting in order to accept 100 chars maximum
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$defaultUserNameLength = 40;
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if (api_get_setting('login_is_email') == 'true') {
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$defaultUserNameLength = 100;
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}
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define('USERNAME_MAX_LENGTH', $defaultUserNameLength);
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// Fix bug in IIS that doesn't fill the $_SERVER['REQUEST_URI'].
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api_request_uri();
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define('_MPDF_TEMP_PATH', __DIR__.'/../../app/cache/mpdf/');
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define('_MPDF_TTFONTDATAPATH', __DIR__.'/../../app/cache/mpdf/');
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// Include the libraries that are necessary everywhere
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require_once __DIR__.'/../../vendor/autoload.php';
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// Do not over-use this variable. It is only for this script's local use.
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$libraryPath = __DIR__.'/lib/';
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// @todo convert this libs in classes
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require_once $libraryPath.'database.constants.inc.php';
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require_once $libraryPath.'text.lib.php';
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require_once $libraryPath.'array.lib.php';
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require_once $libraryPath.'online.inc.php';
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require_once $libraryPath.'banner.lib.php';
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require_once $libraryPath.'fileManage.lib.php';
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require_once $libraryPath.'fileUpload.lib.php';
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require_once $libraryPath.'fileDisplay.lib.php';
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require_once $libraryPath.'course_category.lib.php';
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if (!is_dir(_MPDF_TEMP_PATH)) {
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mkdir(_MPDF_TEMP_PATH, api_get_permissions_for_new_directories(), true);
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}
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// Connect to the server database and select the main chamilo database.
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// When $_configuration['db_persistent_connection'] is set, it is expected to be a boolean type.
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/*$dbPersistConnection = api_get_configuration_value('db_persistent_connection');
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// $_configuration['db_client_flags'] can be set in configuration.php to pass
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// flags to the DB connection
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$dbFlags = api_get_configuration_value('db_client_flags');
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$params = array(
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'server' => $_configuration['db_host'],
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'username' => $_configuration['db_user'],
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'password' => $_configuration['db_password'],
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'persistent' => $dbPersistConnection,
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'client_flags' => $dbFlags,
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);*/
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// Doctrine ORM configuration
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$dbParams = array(
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'driver' => 'pdo_mysql',
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'host' => $_configuration['db_host'],
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'user' => $_configuration['db_user'],
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'password' => $_configuration['db_password'],
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'dbname' => $_configuration['main_database'],
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// Only relevant for pdo_sqlite, specifies the path to the SQLite database.
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'path' => isset($_configuration['db_path']) ? $_configuration['db_path'] : '',
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// Only relevant for pdo_mysql, pdo_pgsql, and pdo_oci/oci8,
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'port' => isset($_configuration['db_port']) ? $_configuration['db_port'] : ''
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);
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try {
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$database = new \Database();
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$database->connect($dbParams);
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} catch (Exception $e) {
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$global_error_code = 3;
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// The database server is not available or credentials are invalid.
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require $includePath.'/global_error_message.inc.php';
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die();
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}
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/* RETRIEVING ALL THE CHAMILO CONFIG SETTINGS FOR MULTIPLE URLs FEATURE*/
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if (!empty($_configuration['multiple_access_urls'])) {
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$_configuration['access_url'] = 1;
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$access_urls = api_get_access_urls();
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$root_rel = api_get_self();
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$root_rel = substr($root_rel, 1);
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$pos = strpos($root_rel, '/');
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$root_rel = substr($root_rel, 0, $pos);
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$protocol = 'http://';
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if (!empty($_SERVER['HTTPS']) && strtoupper($_SERVER['HTTPS']) != 'OFF') {
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$protocol = 'https://';
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} elseif (!empty($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https') {
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$protocol = 'https://';
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}
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//urls with subdomains (HTTP_HOST is preferred - see #6764)
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$request_url_root = '';
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if (empty($_SERVER['HTTP_HOST'])) {
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if (empty($_SERVER['SERVER_NAME'])) {
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$request_url_root = $protocol . 'localhost/';
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} else {
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$request_url_root = $protocol . $_SERVER['SERVER_NAME'] . '/';
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}
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} else {
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$request_url_root = $protocol.$_SERVER['HTTP_HOST'].'/';
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}
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//urls with subdirs
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$request_url_sub = $request_url_root.$root_rel.'/';
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// You can use subdirs as multi-urls, but in this case none of them can be
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// the root dir. The admin portal should be something like https://host/adm/
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// At this time, subdirs will still hold a share cookie, so not ideal yet
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// see #6510
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foreach ($access_urls as $details) {
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if ($request_url_sub == $details['url']) {
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$_configuration['access_url'] = $details['id'];
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break; //found one match with subdir, get out of foreach
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}
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// Didn't find any? Now try without subdirs
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if ($request_url_root == $details['url']) {
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$_configuration['access_url'] = $details['id'];
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break; //found one match, get out of foreach
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}
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}
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} else {
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$_configuration['access_url'] = 1;
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}
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// Check if APCu is available. If so, store the value in $_configuration
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if (extension_loaded('apcu')) {
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$_configuration['apc'] = true;
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$_configuration['apc_prefix'] = $_configuration['main_database'].'_'.$_configuration['access_url'].'_';
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}
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$charset = 'UTF-8';
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// Enables the portability layer and configures PHP for UTF-8
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\Patchwork\Utf8\Bootup::initAll();
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// Start session after the internationalization library has been initialized.
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ChamiloSession::instance()->start($alreadyInstalled);
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// Remove quotes added by PHP - get_magic_quotes_gpc() is deprecated in PHP 5 see #2970
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if (function_exists('get_magic_quotes_gpc') && get_magic_quotes_gpc()) {
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array_walk_recursive_limited($_GET, 'stripslashes', true);
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array_walk_recursive_limited($_POST, 'stripslashes', true);
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array_walk_recursive_limited($_COOKIE, 'stripslashes', true);
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array_walk_recursive_limited($_REQUEST, 'stripslashes', true);
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}
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// access_url == 1 is the default chamilo location
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if ($_configuration['access_url'] != 1) {
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$url_info = api_get_access_url($_configuration['access_url']);
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if ($url_info['active'] == 1) {
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$settings_by_access = & api_get_settings(null, 'list', $_configuration['access_url'], 1);
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foreach ($settings_by_access as & $row) {
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if (empty($row['variable'])) {
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$row['variable'] = 0;
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}
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if (empty($row['subkey'])) {
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$row['subkey'] = 0;
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}
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if (empty($row['category'])) {
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$row['category'] = 0;
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}
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$settings_by_access_list[$row['variable']][$row['subkey']][$row['category']] = $row;
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}
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}
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}
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$result = & api_get_settings(null, 'list', 1);
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foreach ($result as & $row) {
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if ($_configuration['access_url'] != 1) {
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if ($url_info['active'] == 1) {
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$var = empty($row['variable']) ? 0 : $row['variable'];
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$subkey = empty($row['subkey']) ? 0 : $row['subkey'];
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$category = empty($row['category']) ? 0 : $row['category'];
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}
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if ($row['access_url_changeable'] == 1 && $url_info['active'] == 1) {
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if (isset($settings_by_access_list[$var]) &&
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$settings_by_access_list[$var][$subkey][$category]['selected_value'] != '') {
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if ($row['subkey'] == null) {
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$_setting[$row['variable']] = $settings_by_access_list[$var][$subkey][$category]['selected_value'];
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} else {
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$_setting[$row['variable']][$row['subkey']] = $settings_by_access_list[$var][$subkey][$category]['selected_value'];
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}
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} else {
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if ($row['subkey'] == null) {
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$_setting[$row['variable']] = $row['selected_value'];
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} else {
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$_setting[$row['variable']][$row['subkey']] = $row['selected_value'];
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}
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}
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} else {
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if ($row['subkey'] == null) {
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$_setting[$row['variable']] = $row['selected_value'];
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} else {
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$_setting[$row['variable']][$row['subkey']] = $row['selected_value'];
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}
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}
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} else {
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if ($row['subkey'] == null) {
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$_setting[$row['variable']] = $row['selected_value'];
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} else {
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$_setting[$row['variable']][$row['subkey']] = $row['selected_value'];
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}
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}
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}
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$result = & api_get_settings('Plugins', 'list', $_configuration['access_url']);
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$_plugins = array();
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foreach ($result as & $row) {
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$key = & $row['variable'];
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if (isset($_setting[$key]) && is_string($_setting[$key])) {
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$_setting[$key] = array();
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}
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$_setting[$key][] = $row['selected_value'];
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$_plugins[$key][] = $row['selected_value'];
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}
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// Error reporting settings.
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if (api_get_setting('server_type') == 'test') {
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ini_set('display_errors', '1');
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ini_set('log_errors', '1');
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error_reporting(-1);
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if (function_exists('opcache_reset')) {
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opcache_reset();
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}
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} else {
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error_reporting(E_COMPILE_ERROR | E_ERROR | E_CORE_ERROR);
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}
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// Load allowed tag definitions for kses and/or HTMLPurifier.
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require_once $libraryPath.'formvalidator/Rule/allowed_tags.inc.php';
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// Before we call local.inc.php, let's define a global $this_section variable
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// which will then be usable from the banner and header scripts
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$this_section = SECTION_GLOBAL;
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// Include Chamilo Mail conf this is added here because the api_get_setting works
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// Fixes bug in Chamilo 1.8.7.1 array was not set
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$administrator['email'] = isset($administrator['email']) ? $administrator['email'] : 'admin@example.com';
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$administrator['name'] = isset($administrator['name']) ? $administrator['name'] : 'Admin';
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// Including configuration files
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$configurationFiles = array(
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'mail.conf.php',
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'profile.conf.php',
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'course_info.conf.php',
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'add_course.conf.php',
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'events.conf.php',
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'auth.conf.php',
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'portfolio.conf.php'
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);
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foreach ($configurationFiles as $file) {
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$file = api_get_path(CONFIGURATION_PATH).$file;
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if (file_exists($file)) {
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require_once $file;
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}
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}
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/* LOAD LANGUAGE FILES SECTION */
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// if we use the javascript version (without go button) we receive a get
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// if we use the non-javascript version (with the go button) we receive a post
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$user_language = '';
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$browser_language = '';
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// see #8149
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if (!empty($_SESSION['user_language_choice'])) {
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$user_language = $_SESSION['user_language_choice'];
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}
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if (!empty($_GET['language'])) {
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$user_language = $_GET['language'];
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}
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if (!empty($_POST['language_list'])) {
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$user_language = str_replace('index.php?language=', '', $_POST['language_list']);
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}
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if (empty($user_language) && !empty($_SERVER['HTTP_ACCEPT_LANGUAGE']) && !isset($_SESSION['_user'])) {
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$l = SubLanguageManager::getLanguageFromBrowserPreference($_SERVER['HTTP_ACCEPT_LANGUAGE']);
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if (!empty($l)) {
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$user_language = $browser_language = $l;
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}
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}
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// Include all files (first english and then current interface language)
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$langpath = api_get_path(SYS_LANG_PATH);
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/* This will only work if we are in the page to edit a sub_language */
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if (isset($this_script) && $this_script == 'sub_language') {
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// getting the arrays of files i.e notification, trad4all, etc
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$language_files_to_load = SubLanguageManager:: get_lang_folder_files_list(
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api_get_path(SYS_LANG_PATH).'english',
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true
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);
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//getting parent info
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$parent_language = SubLanguageManager::get_all_information_of_language($_REQUEST['id']);
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//getting sub language info
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$sub_language = SubLanguageManager::get_all_information_of_language($_REQUEST['sub_language_id']);
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$english_language_array = $parent_language_array = $sub_language_array = array();
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foreach ($language_files_to_load as $language_file_item) {
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$lang_list_pre = array_keys($GLOBALS);
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//loading english
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$path = $langpath.'english/'.$language_file_item.'.inc.php';
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if (file_exists($path)) {
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include $path;
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}
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$lang_list_post = array_keys($GLOBALS);
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$lang_list_result = array_diff($lang_list_post, $lang_list_pre);
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unset($lang_list_pre);
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// english language array
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$english_language_array[$language_file_item] = compact($lang_list_result);
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//cleaning the variables
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foreach ($lang_list_result as $item) {
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unset(${$item});
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}
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$parent_file = $langpath.$parent_language['dokeos_folder'].'/'.$language_file_item.'.inc.php';
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if (file_exists($parent_file) && is_file($parent_file)) {
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include_once $parent_file;
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}
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// parent language array
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$parent_language_array[$language_file_item] = compact($lang_list_result);
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//cleaning the variables
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foreach ($lang_list_result as $item) {
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unset(${$item});
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}
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$sub_file = $langpath.$sub_language['dokeos_folder'].'/'.$language_file_item.'.inc.php';
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if (file_exists($sub_file) && is_file($sub_file)) {
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include $sub_file;
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}
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// sub language array
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$sub_language_array[$language_file_item] = compact($lang_list_result);
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//cleaning the variables
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foreach ($lang_list_result as $item) {
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unset(${$item});
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}
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}
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}
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// Checking if we have a valid language. If not we set it to the platform language.
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$valid_languages = api_get_languages();
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if (!empty($valid_languages)) {
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if (!in_array($user_language, $valid_languages['folder'])) {
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$user_language = api_get_setting('platformLanguage');
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}
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$language_priority1 = api_get_setting('languagePriority1');
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$language_priority2 = api_get_setting('languagePriority2');
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$language_priority3 = api_get_setting('languagePriority3');
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$language_priority4 = api_get_setting('languagePriority4');
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if (isset($_GET['language']) ||
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(isset($_POST['language_list']) && !empty($_POST['language_list'])) ||
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!empty($browser_language)
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) {
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$user_selected_language = $user_language; // $_GET['language']; or HTTP_ACCEPT_LANGUAGE
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$_SESSION['user_language_choice'] = $user_selected_language;
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$platformLanguage = $user_selected_language;
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}
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if (!empty($language_priority4) && api_get_language_from_type($language_priority4) !== false) {
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$language_interface = api_get_language_from_type($language_priority4);
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} else {
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$language_interface = api_get_setting('platformLanguage');
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}
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if (!empty($language_priority3) && api_get_language_from_type($language_priority3) !== false) {
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$language_interface = api_get_language_from_type($language_priority3);
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} else {
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if (isset($_SESSION['user_language_choice'])) {
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$language_interface = $_SESSION['user_language_choice'];
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}
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}
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if (!empty($language_priority2) && api_get_language_from_type($language_priority2) !== false) {
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$language_interface = api_get_language_from_type($language_priority2);
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} else {
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if (isset($_user['language'])) {
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$language_interface = $_user['language'];
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}
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}
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if (!empty($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;
|
|
}
|
|
}
|
|
|
|
// Sometimes the variable $language_interface is changed
|
|
// temporarily for achieving translation in different language.
|
|
// We need to save the genuine value of this variable and
|
|
// to use it within the function get_lang(...).
|
|
$language_interface_initial_value = $language_interface;
|
|
|
|
/**
|
|
* Include the trad4all language file
|
|
*/
|
|
// if the sub-language feature is on
|
|
$parent_path = SubLanguageManager::get_parent_language_path($language_interface);
|
|
if (!empty($parent_path)) {
|
|
// include English
|
|
include $langpath.'english/trad4all.inc.php';
|
|
// prepare string for current language and its parent
|
|
$lang_file = $langpath.$language_interface.'/trad4all.inc.php';
|
|
$parent_lang_file = $langpath.$parent_path.'/trad4all.inc.php';
|
|
// load the parent language file first
|
|
if (file_exists($parent_lang_file)) {
|
|
include $parent_lang_file;
|
|
}
|
|
// overwrite the parent language translations if there is a child
|
|
if (file_exists($lang_file)) {
|
|
include $lang_file;
|
|
}
|
|
} else {
|
|
// if the sub-languages feature is not on, then just load the
|
|
// set language interface
|
|
// include English
|
|
include $langpath.'english/trad4all.inc.php';
|
|
// prepare string for current language
|
|
$langfile = $langpath.$language_interface.'/trad4all.inc.php';
|
|
|
|
if (file_exists($langfile)) {
|
|
include $langfile;
|
|
}
|
|
}
|
|
|
|
// include the local (contextual) parameters of this course or section
|
|
require $includePath.'/local.inc.php';
|
|
|
|
// The global variable $text_dir has been defined in the language file trad4all.inc.php.
|
|
// For determining text direction correspondent to the current language
|
|
// we use now information from the internationalization library.
|
|
$text_dir = api_get_text_direction();
|
|
|
|
// ===== "who is logged in?" module section =====
|
|
|
|
// check and modify the date of user in the track.e.online table
|
|
if (!$x = strpos($_SERVER['PHP_SELF'], 'whoisonline.php')) {
|
|
preventMultipleLogin($_user["user_id"]);
|
|
LoginCheck(isset($_user['user_id']) ? $_user['user_id'] : '');
|
|
}
|
|
|
|
// ===== end "who is logged in?" module section =====
|
|
|
|
//Update of the logout_date field in the table track_e_login
|
|
// (needed for the calculation of the total connection time)
|
|
|
|
if (!isset($_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) {
|
|
$i_id_last_connection = Database::result($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'));
|
|
|
|
if ($res_logout_date < time() - $_configuration['session_lifetime']) {
|
|
// it isn't, we should create a fresh entry
|
|
Event::event_login($_user['user_id']);
|
|
// now that it's created, we can get its ID and carry on
|
|
$i_id_last_connection = Database::result($q_last_connection, 0, 'login_id');
|
|
}
|
|
$now = api_get_utc_datetime(time());
|
|
$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);
|
|
}
|
|
}
|
|
|
|
// Add language_measure_frequency to your main/inc/conf/configuration.php in
|
|
// order to generate language variables frequency measurements (you can then
|
|
// see them through main/cron/lang/langstats.php)
|
|
// The langstat object will then be used in the get_lang() function.
|
|
// This block can be removed to speed things up a bit as it should only ever
|
|
// be used in development versions.
|
|
if (isset($_configuration['language_measure_frequency']) &&
|
|
$_configuration['language_measure_frequency'] == 1
|
|
) {
|
|
require_once api_get_path(SYS_CODE_PATH).'/cron/lang/langstats.class.php';
|
|
$langstats = new langstats();
|
|
}
|
|
|
|
//Default quota for the course documents folder
|
|
$default_quota = api_get_setting('default_document_quotum');
|
|
//Just in case the setting is not correctly set
|
|
if (empty($default_quota)) {
|
|
$default_quota = 100000000;
|
|
}
|
|
define('DEFAULT_DOCUMENT_QUOTA', $default_quota);
|
|
// Forcing PclZip library to use a custom temporary folder.
|
|
define('PCLZIP_TEMPORARY_DIR', api_get_path(SYS_ARCHIVE_PATH));
|
|
|