/**
* {@inheritdoc}
*/
public function register(View $view)
{
$view->on('render', function ($event) {
$name = $event->getTemplate();
if (isset($this->placeholder[$name])) {
$this->deferred[$name] = clone $event;
$event->setResult($this->placeholder[$name]);
$event->stopPropagation();
}
}, 15);
$this->events->on('response', function ($e, $request, $response) use($view) {
foreach ($this->deferred as $name => $event) {
$view->trigger($event->setName($name), [$view]);
$response->setContent(str_replace($this->placeholder[$name], $event->getResult(), $response->getContent()));
}
}, 10);
}
/**
* Subscribes model lifecycle callbacks.
*
* @param Metadata $metadata
*/
protected function subscribe(Metadata $metadata)
{
foreach ($metadata->getEvents() as $event => $methods) {
foreach ($methods as $method) {
$this->events->on($metadata->getEventPrefix() . '.' . $event, [$metadata->getClass(), $method]);
}
}
}
/**
* Constructor.
*
* @param Router $router
* @param EventDispatcherInterface $events
* @param string $cache
* @param string $file
*/
public function __construct(Router $router, EventDispatcherInterface $events, $cache, $file = '%s.cache')
{
$this->router = $router;
$this->cache = $cache;
$this->file = $file;
$events->on('request', function ($event, $request) {
$this->route = $request->attributes->get('_route');
});
}
/**
* Adds an event listener.
*
* @param string $event
* @param callable $listener
* @param int $priority
*/
public function on($event, $listener, $priority = 0)
{
$this->events->on($event, $listener, $priority);
}
/**
* Sets a callback to act after a route is executed.
*
* @param string $name
* @param callable $callback
* @param int $priority
*/
public function after($name, $callback, $priority)
{
$this->events->on('after' . $name, $callback, $priority);
}