/**
* processes the layout if it needs to be processed
*
* @param Controller $controller
* @param View $view
* @param array $args
* @return bool
*/
protected function _processLayout(Controller $controller, View $view = null, $args)
{
// if the layout was already processed ignore this call
if ($this->_layout_processed) {
return false;
}
// if the controller doesn't have a layout ignore this call
if (!$controller->hasLayout()) {
return false;
}
// if this is not the first controller and not an exception, ignore
if (count($this->_controllers) != 1 && !isset($args['exception'])) {
return false;
}
// process the layout!
$this->_layout_processed = true;
$layout = $controller->getLayout();
$layout->topView($view ?: new View());
if ($this->_delegate) {
$this->_delegate->layoutStartedRendering($layout);
}
$layout->output();
if ($this->_delegate) {
$this->_delegate->layoutFinishedRendering($layout);
}
return true;
}