/**
* Sends a message to the given remote host via a HTTP POST request. The remote host must have the System module activated in order to process the request.
* Optional listeners should be attached on the remote host for the OnInteractionEvent event.
* @param string The remote root url. This should only be the root, ending with a '/'
* @param \System\Collection\Vector A vector with \System\System\Interaction\Message obejcts
* @param string The custom encryptionkey. This is used over the systems default key
* @return \System\Collection\Vector A Vector with \System\System\Interaction\Response objects, or false on error or no reply
*/
public static final function sendMessage($rootUrl, \System\Collection\Vector $messages, $customEncryptionKey = '')
{
$targetUrl = $rootUrl . self::INTERACTION_CONTROLLER_CALL;
$encodedMessages = self::encode($messages, $customEncryptionKey);
$paramMap = new \System\Collection\Map();
$paramMap['request'] = $encodedMessages;
$request = \System\HTTP\Request\Request::getRequest();
$a1 = array();
$a2 = array();
$response = \System\HTTP\Request\Call::httpPageRequest($targetUrl, $paramMap, self::INTERACTION_USERAGENT, $request, '', $a1, $a2, self::INTERACTION_CALL_TIMEOUT);
if ($response) {
$decodedResponse = self::decode($response, $customEncryptionKey);
return $decodedResponse;
}
return false;
}
/**
* This function is the initiator of the controller call chain. It is called
* automatically by the bootloader and spawns the proper controller child, based on the request.
* When there is no request specified, the default controller will be loaded.
* The BeforeControllerLoadEvent is called prior to the loading of the controller.
* When the requested controller cannot be loaded, an OnControllerNotFoundEvent event will be fired and the optional replacement controller will be loaded.
* @return \System\Web\Controller The current selected controller
*/
public static final function callController()
{
$options = getopt('', array('controller::', 'action::', 'mod::'));
$get = new \System\HTTP\Request\Get();
//we default to the given config namespace and the config controller.
$targetNamespace = SITE_NAMESPACE;
$targetController = DEFAULT_CONTROLLER;
$targetAction = 'defaultAction';
//The default controller and the default namespace can be overridden by parameters
if (isset($get->controller)) {
$targetController = ucfirst($get->controller);
} else {
if (isset($options['controller'])) {
$targetController = ucfirst($options['controller']);
}
}
if (isset($get->action)) {
$targetAction = ucfirst($get->action);
} else {
if (isset($options['action'])) {
$targetAction = ucfirst($options['action']);
}
}
/*
for security reasons, we only allow the overridden namespace to be executed from within the global modules.
Effectively, this means that a mod override parameter is effectively transferring control to a global module
instead of de default controllers. This way, we support controllers within global modules.
*/
if (isset($get->mod)) {
$targetNamespace = (ucfirst($get->mod) == 'System' ? '\\System\\' : '\\Module\\') . ucfirst($get->mod);
} else {
if (isset($options['mod'])) {
$targetNamespace = (ucfirst($options['mod']) == 'System' ? '\\System\\' : '\\Module\\') . ucfirst($options['mod']);
}
}
//create the controller and run it
$controllerName = $targetNamespace . '\\' . $targetController;
$controller = null;
if (class_exists($controllerName, true) && is_subclass_of($controllerName, '\\System\\Web\\Controller')) {
$controller = new $controllerName();
} else {
//try to load a replacement controller using eventcatching
if (\System\Event\EventHandler::hasListeners('\\System\\Event\\Event\\OnControllerNotFoundEvent')) {
$event = new \System\Event\Event\OnControllerNotFoundEvent();
$event->setControllerRequest($controllerName);
$event->setControllerReplacement($controllerName);
$event->raise();
$controllerReplacement = $event->getControllerReplacement();
if ($controllerReplacement != null && class_exists($controllerReplacement, true) && is_subclass_of($controllerReplacement, '\\System\\Web\\Controller')) {
$controller = new $controllerReplacement();
}
}
}
//check if the controller actually is a valid controller
if ($controller instanceof \System\Web\Controller) {
$requestMethod = \System\HTTP\Request\Request::getMethod();
//throws before load events and checks if the controller needs to be replaced
$controller = self::checkControllerReplacement($controller, $targetNamespace, $targetAction, $requestMethod);
//process sapi specific calls
self::proccessSAPICalls($controller);
//process the services
self::processServices($controller);
//call the proper entry action, but also allow specific method based versions of that call
//example: defaultAction_GET, defaultAction_POST, etc. This falls back to defaultAction
switch (true) {
case self::attemptControllerAction($controller, $targetAction . '_' . $requestMethod):
$action = $targetAction . '_' . $requestMethod;
break;
case self::attemptControllerAction($controller, $targetAction):
$action = $targetAction;
break;
case self::attemptControllerAction($controller, 'defaultAction_' . $requestMethod):
$action = 'defaultAction_' . $requestMethod;
break;
default:
$action = 'defaultAction';
break;
}
$controller->{$action}();
return $controller;
}
throw new \System\Error\Exception\InvalidControllerException('The given controller is invalid or does not exist: ' . $targetController . ' in ' . $targetNamespace);
}
/**
* Outputs the error and logs it to a file.
* Note that this function effectively halts the execution of our script.
* @param int The errorlevel of the error.
* @param string The message
* @param string The file the error occured in
* @param int The line number of the error
* @param string The stacktrace as a string
*/
protected static final function outputError($errorLevel, $errorNotice, $errorFile, $errorLine, $stackTrace)
{
//logging of the error goes here. This is done using classic SQL queries and manual connecting to the db,
//because we dont want to be dependant of the system
$errorPage = self::ERRORPAGE;
if (defined('ERRORPAGE_CUSTOM')) {
$errorPage = constant('ERRORPAGE_CUSTOM');
}
if (defined('DATABASE_HOST') && defined('DATABASE_USER') && defined('DATABASE_PASS') && defined('DATABASE_PORT') && defined('DATABASE_NAME')) {
$link = @mysqli_connect(DATABASE_HOST, DATABASE_USER, DATABASE_PASS, DATABASE_NAME, DATABASE_PORT);
if ($link) {
$ip = @mysqli_real_escape_string($link, \System\HTTP\Visitor\IP::getClientIP());
$serverIp = @mysqli_real_escape_string($link, \System\HTTP\Request\Request::getServerAddress());
$query = @mysqli_real_escape_string($link, \System\HTTP\Request\Request::getQuery());
$referer = @mysqli_real_escape_string($link, \System\HTTP\Request\Request::getReferer());
$request = @mysqli_real_escape_string($link, \System\HTTP\Request\Request::getRequest());
$errorNumber = @mysqli_real_escape_string($link, $errorLevel);
$errorString = @mysqli_real_escape_string($link, $errorNotice);
$escapedError = @mysqli_real_escape_string($link, $errorFile);
$errorLine = @mysqli_real_escape_string($link, $errorLine);
$escapedTrace = @mysqli_real_escape_string($link, $stackTrace);
$post = new \System\HTTP\Request\Post();
$postData = $post->serialize();
$get = new \System\HTTP\Request\Get();
$getData = $get->serialize();
@mysqli_query($link, "INSERT INTO syserror (syserror_code, syserror_string, syserror_file, syserror_line, syserror_timestamp, syserror_server_ip, syserror_ip, syserror_query, syserror_referer, syserror_request, syserror_stacktrace, syserror_post, syserror_get)\n\t VALUES ('{$errorNumber}', '{$errorString}', '{$escapedError}', '{$errorLine}', NOW(), '{$serverIp}', '{$ip}', '{$query}', '{$referer}', '{$request}', '{$escapedTrace}', '{$postData}', '{$getData}')");
@mysqli_close($link);
//remove extended notices for cli mode
if (\System\Server\SAPI::getSAPI() == \System\Server\SAPI::SAPI_CLI) {
$errorPage = '{ERROR}';
}
if (!defined('DEBUG')) {
$errorPage = str_replace('{ERROR}', "<p><b>Details:</b></p><p>The page you requested could not be found. Please contact the webmaster.</p>", $errorPage);
} else {
$errorPage = str_ireplace("{ERROR}", "<p><b>Details:</b></p><p><b>Errorcode</b>: " . $errorNumber . " - " . self::translateErrorNumber($errorNumber) . "</p><p><b>Error message</b>: " . $errorNotice . "</p><p><b>Errorneous file</b>: " . $errorFile . "</p><p><b>On line</b>: " . $errorLine . "</p><p><b>Stacktrace</b>:<br />" . nl2br(strip_tags($stackTrace)) . "</p>", $errorPage);
}
//remove tags for cli mode
if (\System\Server\SAPI::getSAPI() == \System\Server\SAPI::SAPI_CLI) {
$errorPage = strip_tags(str_ireplace(array('<br />', '<br>', '<br/>', '</p><p>'), PHP_EOL, $errorPage));
}
}
}
//terminate; in debug mode we output potentially harmfull info without escaping!
$errorPage = str_replace('{ERROR}', "<p><b>Details:</b></p><p>(ERR: 1001) The page you requested could not be found. Please contact the webmaster.</p>" . (defined('DEBUG') ? '<p>' . $errorNotice . '</p>' : ''), $errorPage);
echo $errorPage;
}
