/**
* @param ApplicationInterface $app
* @param string $controllerStr
* @param array $additionalParams
* @param string $actionStr
* @return ControllerInterface|mixed|null
* Create controller from system path e.g. controller/action.
* Add additionalParams for well.. additional parameters.
* actionStr is needed to load language for that action.
*/
public static function create(ApplicationInterface $app, $controllerStr = '', $actionStr = null, $additionalParams = array())
{
$str_r = explode('\\', $controllerStr);
if (!empty($str_r)) {
foreach ($str_r as $index => $str) {
$str = ucfirst($str);
$str_r[$index] = $str;
}
$controllerStr = implode('\\', $str_r);
}
if ($controllerStr[0] != '\\') {
$controllerStr = ucfirst($controllerStr);
} else {
$controllerStr = ucfirst(substr($controllerStr, 1));
}
$controllerStrComplete = self::$config['namespace'] . '\\Controllers\\' . $controllerStr . 'Controller';
// Controller not found, but we try to find view anyway.
if (!class_exists($controllerStrComplete)) {
$path = $app->getRouter()->getControllerPathFromClass($controllerStrComplete);
$viewPath = empty($actionStr) ? 'index' : $actionStr;
if ($viewPath[0] == '_') {
$url = $app->getRouter()->getUrl($path . "/{$viewPath}", $additionalParams);
PageNotFoundException::alert($path . "/{$viewPath}", $url);
} else {
try {
$completeViewPath = $path . DIRECTORY_SEPARATOR . $viewPath . '.tpl';
$app->getTemplateEngine()->display($completeViewPath);
} catch (InvalidTemplateException $e) {
$url = $app->getRouter()->getUrl($path . "/{$viewPath}", $additionalParams);
PageNotFoundException::alert($path . "/{$viewPath}", $url);
}
}
} else {
/* @var $controller ControllerInterface */
$controller = new $controllerStrComplete($app, $actionStr, $additionalParams);
return $controller;
}
return null;
}
/**
* @param $action
* @return mixed
*/
public function runAction($action)
{
$value = null;
$this->setCurrentAction($action);
$this->stopAction = false;
$this->beforeAction();
if (!$this->stopAction) {
if (method_exists($this, $action)) {
$value = $this->{$action}();
} else {
// Action not found, but we check to see if view is available anyway.
if ($action[0] == '_') {
$url = $this->app->getRouter()->getUrl($this->getControllerPath() . "/{$action}", $this->getParams());
PageNotFoundException::alert($this->getControllerPath() . "/{$action}", $url);
} else {
try {
$this->render($action);
} catch (InvalidTemplateException $e) {
$url = $this->app->getRouter()->getUrl($this->getControllerPath() . "/{$action}", $this->getParams());
if (strpos($e->getMessage(), 'Unable to load template file') !== false) {
PageNotFoundException::alert($this->getControllerPath() . "/{$action}", $url);
} else {
throw $e;
}
}
}
}
$this->afterAction();
} else {
$this->stopAction = false;
}
return $value;
}