function findVLEInstance()
{
$result = array();
$cwd = dirname(__FILE__);
$result["rootpath"] = $cwd;
// Power TLA paths
$apath = "";
while (!empty($cwd) && $cwd !== "/") {
// found PowerTLA include path
if (empty($apath) && file_exists($cwd . "/include")) {
$apath = $cwd . "/include";
$result["tlapath"] = $apath;
}
if (file_exists($cwd . "/include/inc.ilias_version.php")) {
// got an ilias instance
$result["lmstype"] = "Ilias";
break;
}
if (file_exists($cwd . "/lib/moodlelib.php")) {
// got a moodle instance
$result["lmstype"] = "Moodle";
break;
}
// nothin found, move an directory up.
$cwd = dirname($cwd);
}
if (array_key_exists("lmstype", $result)) {
// init the core system.
set_include_path($cwd . PATH_SEPARATOR . get_include_path());
// include PowerTLA's classes via their autoloaders
include_once "PowerTLA/PowerTLA.ini";
date_default_timezone_set(TLA_TIMEZONE);
$result["lmspath"] = $cwd;
chdir($cwd);
// change to the LMS directory
// load the VLE specific SystemHandler class.
require_once 'PowerTLA/' . $result["lmstype"] . '/SystemHandler.class.php';
$vle = new SystemHandler($cwd);
$vle->setGuestUser(TLA_GUESTUSER);
if (!isset($vle)) {
initError("Cannot initialize Virtual Learning Environment");
} else {
$result["vle"] = $vle;
}
} else {
initError("Cannot find Virtual Learning Environment");
}
return $result;
}
/**
* @see SecurityInterface::protect_session()
*/
public static function protect_session($install = false)
{
if ($install == false) {
$module_get_array = SystemHandler::get_module_get_values();
}
if (isset($classname) and isset($classes[$classname])) {
require_once $classes[$classname];
}
foreach ($_GET as $key => $value) {
// GET-Values
switch ($key) {
case "nav":
case "vnav":
// in Left Menu
// in Left Menu
case "username":
case "session_id":
case "language_id":
case "run":
case "dialog":
case "sub_dialog":
case "retrace":
case "extension":
case "tab":
case "action":
case "aspect":
case "id":
case "runid":
case "key":
case "parent_key":
case "parent_id":
case "parent":
case "version":
case "sortmethod":
case "sortvalue":
case "sure":
case "nextpage":
case "selectpage":
case "page":
case "pageref":
case "show":
case "change_nav":
case "tpage":
case "view":
case "clear":
case "unique_id":
case "height":
case "width":
case "max_height":
case "max_width":
break;
default:
if (!in_array($key, $module_get_array)) {
unset($_GET[$key]);
}
break;
}
}
self::filter_var();
}
public static function disable()
{
if ($_GET['id']) {
$paramquery = $_GET;
unset($paramquery['action']);
unset($paramquery['id']);
$params = http_build_query($paramquery, '', '&');
if (SystemHandler::disable_module($_GET['id'])) {
Common_IO::step_proceed($params, "Disable", "Operation Successful", null);
} else {
Common_IO::step_proceed($params, "Disable", "Operation Failed", null);
}
} else {
}
}
/**
* @see RetraceInterface::create_retrace_string()
* @return string
*/
public static function create_retrace_string()
{
$module_retrace_array = SystemHandler::get_module_retrace_values();
$retrace_array = array();
foreach ($_GET as $key => $value) {
switch ($key) {
case "nav":
case "run":
case "dialog":
case "action":
case "id":
$retrace_array[$key] = $_GET[$key];
break;
default:
if (in_array($key, $module_retrace_array)) {
$retrace_array[$key] = $_GET[$key];
}
break;
}
}
return base64_encode(serialize($retrace_array));
}
/**
* Autoload-Function
* Loads required classes
* @param string $classname
*/
function __autoload($classname)
{
if (isset($GLOBALS['autoload_prefix'])) {
$path_prefix = $GLOBALS['autoload_prefix'];
} else {
$path_prefix = "";
}
// Batch
$classes['BaseBatchException'] = $path_prefix . "core/include/base/batch/exceptions/base_batch.exception.class.php";
$classes['BaseBatchNotFoundException'] = $path_prefix . "core/include/base/batch/exceptions/base_batch_not_found.exception.class.php";
$classes['BaseBatchMissingException'] = $path_prefix . "core/include/base/batch/exceptions/base_batch_missing.exception.class.php";
$classes['BaseBatchInvalidArgumentException'] = $path_prefix . "core/include/base/batch/exceptions/base_batch_invalid_argument.exception.class.php";
$classes['Batch'] = $path_prefix . "core/include/base/batch/batch.class.php";
$classes['Batch_Wrapper'] = $path_prefix . "core/include/base/batch/batch.wrapper.class.php";
// Environment
$classes['BaseEnvironmentException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment.exception.class.php";
$classes['BaseEnvironmentCurrencyException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_currency.exception.class.php";
$classes['BaseEnvironmentCurrencyIDMissingException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_currency_id_missing.exception.class.php";
$classes['BaseEnvironmentCurrencyNotFoundException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_currency_not_found.exception.class.php";
$classes['BaseEnvironmentMeasuringUnitException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_measuring_unit.exception.class.php";
$classes['BaseEnvironmentMeasuringUnitIDMissingException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_measuring_unit_id_missing.exception.class.php";
$classes['BaseEnvironmentMeasuringUnitNotFoundException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_measuring_unit_not_found.exception.class.php";
$classes['BaseEnvironmentMeasuringUnitCategoryException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_measuring_unit_category.exception.class.php";
$classes['BaseEnvironmentMeasuringUnitCategoryIDMissingException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_measuring_unit_category_id_missing.exception.class.php";
$classes['BaseEnvironmentMeasuringUnitCategoryNotFoundException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_measuring_unit_category_not_found.exception.class.php";
$classes['BaseEnvironmentMeasuringUnitRatioException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_measuring_unit_ratio.exception.class.php";
$classes['BaseEnvironmentMeasuringUnitRatioIDMissingException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_measuring_unit_ratio_id_missing.exception.class.php";
$classes['BaseEnvironmentMeasuringUnitRatioNotFoundException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_measuring_unit_ratio_not_found.exception.class.php";
$classes['BaseEnvironmentPaperSizeException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_paper_size.exception.class.php";
$classes['BaseEnvironmentPaperSizeIDMissingException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_paper_size_id_missing.exception.class.php";
$classes['BaseEnvironmentPaperSizeNotFoundException'] = $path_prefix . "core/include/base/environment/exceptions/base_environment_paper_size_not_found.exception.class.php";
$classes['Country'] = $path_prefix . "core/include/base/environment/country.class.php";
$classes['Currency'] = $path_prefix . "core/include/base/environment/currency.class.php";
$classes['DatetimeHandler'] = $path_prefix . "core/include/base/environment/datetime_handler.class.php";
$classes['Language'] = $path_prefix . "core/include/base/environment/language.class.php";
$classes['MeasuringUnit'] = $path_prefix . "core/include/base/environment/measuring_unit.class.php";
$classes['MeasuringUnitCategory'] = $path_prefix . "core/include/base/environment/measuring_unit_category.class.php";
$classes['MeasuringUnitRatio'] = $path_prefix . "core/include/base/environment/measuring_unit_ratio.class.php";
$classes['PaperSize'] = $path_prefix . "core/include/base/environment/paper_size.class.php";
$classes['Timezone'] = $path_prefix . "core/include/base/environment/timezone.class.php";
$classes['Environment_Wrapper'] = $path_prefix . "core/include/base/environment/environment.wrapper.class.php";
// Security
$classes['AuthForgotPasswordSendFailedException'] = $path_prefix . "core/include/base/security/exceptions/auth_forgot_password_send_failed_exception.class.php";
$classes['AuthUserNotFoundException'] = $path_prefix . "core/include/base/security/exceptions/auth_user_not_found_exception.class.php";
$classes['BaseUserAccessDeniedException'] = $path_prefix . "core/include/base/security/exceptions/base_user_access_denied.exception.class.php";
$classes['Auth'] = $path_prefix . "core/include/base/security/auth.class.php";
// System
$classes['EventListenerInterface'] = $path_prefix . "core/include/base/system/interfaces/event_listener.interface.php";
$classes['BaseException'] = $path_prefix . "core/include/base/system/exceptions/base.exception.class.php";
$classes['BasePHPErrorException'] = $path_prefix . "core/include/base/system/exceptions/base_php_error.exception.class.php";
$classes['BaseAjaxException'] = $path_prefix . "core/include/base/system/exceptions/base_ajax.exception.class.php";
$classes['BaseAjaxArgumentMissingException'] = $path_prefix . "core/include/base/system/exceptions/base_ajax_argument_missing.exception.class.php";
$classes['BaseAjaxDependentArgumentMissingException'] = $path_prefix . "core/include/base/system/exceptions/base_ajax_dependent_argument_missing.exception.class.php";
$classes['BaseAssistantException'] = $path_prefix . "core/include/base/system/exceptions/base_assistant.exception.class.php";
$classes['BaseAssistantRequestedPageNotExistsException'] = $path_prefix . "core/include/base/system/exceptions/base_assistant_requested_page_not_exsits.exception.class.php";
$classes['BaseReportException'] = $path_prefix . "core/include/base/system/exceptions/base_report.exception.class.php";
$classes['BaseReportTCPDFClassMissingException'] = $path_prefix . "core/include/base/system/exceptions/base_report_tcpdf_class_missing.exception.class.php";
$classes['BaseReportTCPDFFileMissingException'] = $path_prefix . "core/include/base/system/exceptions/base_report_tcpdf_file_missing.exception.class.php";
$classes['BaseReportTCPDFLanguageFileMissingException'] = $path_prefix . "core/include/base/system/exceptions/base_report_tcpdf_language_file_missing.exception.class.php";
$classes['BaseModuleNavigationException'] = $path_prefix . "core/include/base/system/exceptions/base_module_navigation.exception.class.php";
$classes['BaseModuleNavigationIDMissingException'] = $path_prefix . "core/include/base/system/exceptions/base_module_navigation_id_missing.exception.class.php";
$classes['BaseModuleNavigationNotFoundException'] = $path_prefix . "core/include/base/system/exceptions/base_module_navigation_not_found.exception.class.php";
$classes['BaseServiceException'] = $path_prefix . "core/include/base/system/exceptions/base_service.exception.class.php";
$classes['BaseServiceIDMissingException'] = $path_prefix . "core/include/base/system/exceptions/base_service_id_missing.exception.class.php";
$classes['BaseServiceNotFoundException'] = $path_prefix . "core/include/base/system/exceptions/base_service_not_found.exception.class.php";
$classes['BaseRegistryException'] = $path_prefix . "core/include/base/system/exceptions/base_registry.exception.class.php";
$classes['BaseRegistryIDMissingException'] = $path_prefix . "core/include/base/system/exceptions/base_registry_id_missing.exception.class.php";
$classes['BaseRegistryNotFoundException'] = $path_prefix . "core/include/base/system/exceptions/base_registry_not_found.exception.class.php";
$classes['Convert'] = $path_prefix . "core/include/base/system/convert.class.php";
$classes['Cron'] = $path_prefix . "core/include/base/system/cron.class.php";
$classes['EventHandler'] = $path_prefix . "core/include/base/system/event_handler.class.php";
$classes['ExceptionHandler'] = $path_prefix . "core/include/base/system/exception_handler.class.php";
$classes['System'] = $path_prefix . "core/include/base/system/system.class.php";
$classes['Mail'] = $path_prefix . "core/include/base/system/mail.class.php";
$classes['ModuleDialog'] = $path_prefix . "core/include/base/system/module_dialog.class.php";
$classes['ModuleLink'] = $path_prefix . "core/include/base/system/module_link.class.php";
$classes['ModuleNavigation'] = $path_prefix . "core/include/base/system/module_navigation.class.php";
$classes['Registry'] = $path_prefix . "core/include/base/system/registry.class.php";
$classes['Retrace'] = $path_prefix . "core/include/base/system/retrace.class.php";
$classes['Service'] = $path_prefix . "core/include/base/system/service.class.php";
$classes['System_Wrapper'] = $path_prefix . "core/include/base/system/system.wrapper.class.php";
// System Frontend
$classes['SystemLogException'] = $path_prefix . "core/include/base/system_fe/exceptions/system_log.exception.class.php";
$classes['SystemLogNotFoundException'] = $path_prefix . "core/include/base/system_fe/exceptions/system_log_not_found.exception.class.php";
$classes['SystemLogIDMissingException'] = $path_prefix . "core/include/base/system_fe/exceptions/system_log_id_missing.exception.class.php";
$classes['SystemMessageException'] = $path_prefix . "core/include/base/system_fe/exceptions/system_message.exception.class.php";
$classes['SystemMessageNotFoundException'] = $path_prefix . "core/include/base/system_fe/exceptions/system_message_not_found.exception.class.php";
$classes['SystemMessageIDMissingException'] = $path_prefix . "core/include/base/system_fe/exceptions/system_message_id_missing.exception.class.php";
$classes['SystemLog'] = $path_prefix . "core/include/base/system_fe/system_log.class.php";
$classes['SystemMessage'] = $path_prefix . "core/include/base/system_fe/system_message.class.php";
$classes['SystemFE_Wrapper'] = $path_prefix . "core/include/base/system_fe/system_fe.wrapper.class.php";
// User
$classes['UserException'] = $path_prefix . "core/include/base/user/exceptions/user.exception.class.php";
$classes['UserNotFoundException'] = $path_prefix . "core/include/base/user/exceptions/user_not_found.exception.class.php";
$classes['UserIDMissingException'] = $path_prefix . "core/include/base/user/exceptions/user_id_missing.exception.class.php";
$classes['UserDeleteException'] = $path_prefix . "core/include/base/user/exceptions/user_delete.exception.class.php";
$classes['GroupException'] = $path_prefix . "core/include/base/user/exceptions/group.exception.php";
$classes['GroupNotFoundException'] = $path_prefix . "core/include/base/user/exceptions/group_not_found.exception.php";
$classes['GroupIDMissingException'] = $path_prefix . "core/include/base/user/exceptions/group_id_missing.exception.php";
$classes['User'] = $path_prefix . "core/include/base/user/user.class.php";
$classes['Group'] = $path_prefix . "core/include/base/user/group.class.php";
$classes['Regional'] = $path_prefix . "core/include/base/user/regional.class.php";
$classes['User_Wrapper'] = $path_prefix . "core/include/base/user/user.wrapper.class.php";
// Extension
$classes['BaseExtensionException'] = $path_prefix . "core/include/base/extension/exceptions/base_extension.exception.class.php";
$classes['BaseExtensionNotFoundException'] = $path_prefix . "core/include/base/extension/exceptions/base_extension_not_found.exception.class.php";
$classes['BaseExtensionFileNotFoundException'] = $path_prefix . "core/include/base/extension/exceptions/base_extension_file_not_found.exception.class.php";
$classes['BaseExtensionClassNotFoundException'] = $path_prefix . "core/include/base/extension/exceptions/base_extension_class_not_found.exception.class.php";
$classes['BaseExtensionMissingException'] = $path_prefix . "core/include/base/extension/exceptions/base_extension_missing.exception.class.php";
$classes['ExtensionCreateRunEvent'] = $path_prefix . "core/include/base/extension/events/extension_create_run_event.class.php";
$classes['ConcreteExtensionInterface'] = $path_prefix . "core/include/base/extension/interfaces/concrete_extension.interface.php";
$classes['Extension'] = $path_prefix . "core/include/base/extension/extension.class.php";
$classes['ExtensionHandler'] = $path_prefix . "core/include/base/extension/extension_handler.class.php";
$system_handler_classes = SystemHandler::get_classes();
if (is_array($system_handler_classes) and count($system_handler_classes) >= 1) {
$classes = array_merge($classes, $system_handler_classes);
}
if (isset($classes[$classname])) {
if (file_exists($classes[$classname])) {
require_once $classes[$classname];
}
}
}
public static function system_info()
{
$template = new HTMLTemplate("base/system_info.html");
$template->set_var("product", constant("PRODUCT"));
$template->set_var("product_version", constant("PRODUCT_VERSION"));
$product_user = Registry::get_value("base_product_user");
$product_function = Registry::get_value("base_product_function");
$template->set_var("product_user", $product_user);
$template->set_var("product_function", $product_function);
$paramquery = $_GET;
$paramquery['run'] = "software_info";
$params = http_build_query($paramquery, '', '&');
$template->set_var("sw_info_params", $params);
$paramquery = $_GET;
$paramquery['run'] = "license";
$params = http_build_query($paramquery, '', '&');
$template->set_var("license_params", $params);
$include_array = SystemHandler::list_includes();
if (is_array($include_array) and count($include_array) >= 1) {
$include_string = null;
foreach ($include_array as $key => $value) {
if (!$include_string) {
$include_string = $value['name'];
} else {
$include_string = $include_string . ", " . $value['name'];
}
}
$template->set_var("includes", $include_string);
} else {
$template->set_var("includes", "<span class='italic'>none</span>");
}
$module_array = SystemHandler::list_modules();
if (is_array($module_array) and count($module_array) >= 1) {
$module_string = null;
foreach ($module_array as $key => $value) {
if (!$module_string) {
$module_string = $value['name'];
} else {
$module_string = $module_string . ", " . $value['name'];
}
}
$template->set_var("modules", $module_string);
} else {
$template->set_var("modules", "<span class='italic'>none</span>");
}
$template->output();
}
private function init_environment()
{
if (is_array($this->include_folders) and count($this->include_folders) >= 1 and is_array($this->module_folders) and count($this->module_folders) >= 1) {
foreach ($this->include_folders as $key => $value) {
$config_folder = $value . "/config";
if (is_dir($config_folder)) {
$db_table_name_file = $config_folder . "/db_table_name.php";
if (is_file($db_table_name_file)) {
require $db_table_name_file;
}
$class_path_file = $config_folder . "/class_path.php";
if (is_file($class_path_file)) {
if (isset($GLOBALS['autoload_prefix'])) {
$path_prefix = $GLOBALS['autoload_prefix'];
} else {
$path_prefix = "";
}
require $class_path_file;
self::$classes = array_merge(self::$classes, $classes);
}
}
}
foreach ($this->module_folders as $key => $value) {
$config_folder = $value . "/config";
if (is_dir($config_folder)) {
$get_file = $config_folder . "/module_get.php";
if (is_file($get_file)) {
require $get_file;
if (is_array($get)) {
self::$module_get_values = array_merge(self::$module_get_values, $get);
}
if (is_array($retrace)) {
self::$module_retrace_values = array_merge(self::$module_retrace_values, $retrace);
}
}
}
}
}
}
/**
* Checks basic requirements, includes basic files, creates global classes and starts Database-Connection
*/
function __construct($type = "io")
{
$this->type = $type;
if (version_compare(PHP_VERSION, '5.3.0', 'le')) {
$GLOBALS['fatal_error'] = "PHP 5.3.0 is minimum required!";
}
if (!extension_loaded("imagick")) {
$GLOBALS['fatal_error'] = "Extension \"Imagick\" is missing!";
}
if (!extension_loaded("mbstring")) {
$GLOBALS['fatal_error'] = "Extension \"mbstring\" is missing!";
}
if (!extension_loaded("gd")) {
$GLOBALS['fatal_error'] = "Extension \"GD\" is missing!";
}
if (!file_exists(constant("BASE_DIR")) or !file_exists(constant("WWW_DIR"))) {
$GLOBALS['fatal_error'] = "main-folder not found, check \$server['main_folder'] in config!";
}
if (!isset($GLOBALS['fatal_error'])) {
global $db, $runtime_data, $transaction;
require_once "core/db/db.php";
$database = SystemConfig::get_database();
$db = new Database($database['type']);
@($connection_result = $db->db_connect($database[0]['server'], $database[0]['port'], $database['user'], $database['password'], $database['database']));
require_once "include/base/system/error_handler.php";
// set_error_handler('error_handler');
require_once "include/base/system/events/event.class.php";
require_once "include/base/system/events/delete_event.class.php";
require_once "include/base/system/system_handler.class.php";
require_once "include/base/system/autoload.function.php";
if ($connection_result == true) {
if (SystemHandler::check_installation() == false) {
$GLOBALS['fatal_error'] = "Installation Not Found! Install Database first.";
} else {
SystemConfig::load_module_config();
require_once "include/base/system/transaction.class.php";
$transaction = new Transaction();
require_once "include/base/security/security.class.php";
require_once "include/base/security/session.class.php";
require_once "include/base/system/runtime_data.class.php";
require_once "include/base/system_fe/system_log.class.php";
$runtime_data = new RuntimeData();
try {
if ($type == "io") {
$system_handler = new SystemHandler(true);
} else {
$system_handler = new SystemHandler(false);
}
} catch (BaseIncludeDataCorruptException $e) {
$GLOBALS['fatal_error'] = "The config-data of a module is corrupt!";
} catch (BaseIncludeProcessFailedException $e) {
$GLOBALS['fatal_error'] = "Include register process failed!";
} catch (BaseIncludeRequirementFailedException $e) {
$GLOBALS['fatal_error'] = "An include-module requirement is not found!";
} catch (BaseIncludeFolderEmptyException $e) {
$GLOBALS['fatal_error'] = "Include folder is empty!";
} catch (BaseModuleProcessFailedException $e) {
$GLOBALS['fatal_error'] = "Module register process failed!";
} catch (BaseModuleDataCorruptException $e) {
$GLOBALS['fatal_error'] = "Module Data Corrupt!";
} catch (BaseEventHandlerCreationFailedException $e) {
$GLOBALS['fatal_error'] = "Event-handler creation failed!";
}
Security::protect_session();
}
} else {
$GLOBALS['fatal_error'] = "Database-Connection failed!";
}
}
}
public static function left()
{
if ($_GET['nav'] and $_GET['nav'] != "base") {
$module_controller_array = SystemHandler::get_module_controller($_GET['nav']);
$module_controller_path = "core/modules/" . $module_controller_array['path'];
if (file_exists($module_controller_path)) {
require_once $module_controller_path;
if (method_exists($module_controller_array['class'], get_navigation)) {
if (($navigation_array = $module_controller_array['class']::get_navigation()) !== false) {
if ($navigation_array['class'] and $navigation_array['method'] and $navigation_array['class_path']) {
if (file_exists($navigation_array['class_path'])) {
require_once $navigation_array['class_path'];
$navigation_array['class']::$navigation_array['method']();
} else {
self::get_left_standard_navigation();
}
} else {
self::get_left_standard_navigation();
}
} else {
self::get_left_standard_navigation();
}
} else {
self::get_left_standard_navigation();
}
} else {
self::get_left_standard_navigation();
}
} else {
self::get_left_standard_navigation();
}
}
/**
* @param integer $language_id
* @return array
*/
private static function scan_language($language_id, $path)
{
$LANG = array();
$module_array = SystemHandler::list_modules();
$language = new Language($language_id);
if (is_array($module_array) and count($module_array) >= 1) {
$lanugage_folder = constant("WWW_DIR") . "/languages/" . $language->get_folder_name();
foreach ($module_array as $key => $value) {
if (file_exists($lanugage_folder . "/" . trim($value['folder']) . "/" . $path)) {
include $lanugage_folder . "/" . trim($value['folder']) . "/" . $path;
}
}
}
return $LANG;
}
/**
* @throws OrganisationUnitIDMissingException
*/
public static function detail_address()
{
if ($_GET['id']) {
$organisation_unit = new OrganisationUnit($_GET['id']);
$template = new HTMLTemplate("organisation_unit/admin/organisation_unit/detail_address.html");
$template->set_var("TITLE", "(" . $organisation_unit->get_name() . ")");
$template->set_var("CLIENT", SystemHandler::module_exists("client"));
$template->output();
} else {
throw new OrganisationUnitIDMissingException();
}
}
/**
* Main Controller for requests via ajax.php
* @throws BaseModuleControllerClassNotFoundException
* @throws BaseModuleControllerFileNotFoundException
* @throws BaseExtensionClassNotFoundException
* @throws BaseExtensionFileNotFoundException
* @throws BaseExtensionNotFoundException
* @throws BaseModuleIllegalControllerCallException
*/
public static function ajax()
{
global $session;
try {
$session_valid_array = $session->is_valid();
if ($session_valid_array[0] === true) {
if ($_GET['nav']) {
$module_controller_array = SystemHandler::get_module_controller($_GET['nav']);
$module_controller_path = "core/modules/" . $module_controller_array['path'];
if (file_exists($module_controller_path)) {
require_once $module_controller_path;
if (class_exists($module_controller_array['class'])) {
$module_controller_array['class']::ajax_handler($module_controller_array['alias']);
} else {
throw new BaseModuleControllerClassNotFoundException();
}
} else {
throw new BaseModuleControllerFileNotFoundException();
}
} elseif ($_GET['extension']) {
$extension_id = Extension::get_id_by_identifier($_GET['extension']);
if (is_numeric($extension_id)) {
$extension = new Extension($extension_id);
$extension_class = $extension->get_class();
$extension_file = constant("EXTENSION_DIR") . "/" . $extension->get_folder() . "/" . $extension->get_main_file();
if (file_exists($extension_file)) {
require_once $extension_file;
if (class_exists($extension_class)) {
$extension_class::ajax();
} else {
throw new BaseExtensionClassNotFoundException();
}
} else {
throw new BaseExtensionFileNotFoundException();
}
} else {
throw new BaseExtensionNotFoundException();
}
} else {
throw new BaseModuleIllegalControllerCallException();
}
} else {
if ($_GET['nav'] == "base" and $_GET['run'] == "login" or $_GET['nav'] == "base" and $_GET['run'] == "forgot_password" or $_GET['run'] == "cron" or $_GET['nav'] == "base" and $_GET['run'] == "logout" and $session->is_dead() == true) {
require_once "core/modules/base/base.request.php";
BaseRequest::ajax_handler(null);
}
}
} catch (DatabaseQueryFailedException $e) {
echo "EXCEPTION: DatabaseQueryFailedException";
} catch (BaseException $e) {
$error_io = new Error_IO($e);
echo "EXCEPTION: " . $error_io->get_error_message();
}
}