Maslosoft Mangan API
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/**
* This software package is licensed under AGPL or Commercial license.
*
* @package maslosoft/mangan
* @licence AGPL or Commercial
* @copyright Copyright (c) Piotr Masełkowski <pmaselkowski@gmail.com>
* @copyright Copyright (c) Maslosoft
* @copyright Copyright (c) Others as mentioned in code
* @link https://maslosoft.com/mangan/
*/
namespace Maslosoft\Mangan\Helpers;
use Maslosoft\Addendum\Interfaces\AnnotatedInterface;
use Maslosoft\Mangan\Events\Event;
use Maslosoft\Mangan\Events\ModelEvent;
use Maslosoft\Mangan\Interfaces\FinderEventsInterface;
use Maslosoft\Mangan\Interfaces\FinderInterface;
use Maslosoft\Mangan\Interfaces\ModelAwareInterface;
/**
* FinderEvents
*
* @author Piotr Maselkowski <pmaselkowski at gmail.com>
*/
class FinderEvents implements FinderEventsInterface
{
public function afterCount(FinderInterface $finder)
{
$this->trigger($finder, FinderInterface::EventAfterCount);
}
public function afterExists(FinderInterface $finder)
{
$this->trigger($finder, FinderInterface::EventAfterExists);
}
public function afterFind(FinderInterface $finder, AnnotatedInterface $model)
{
Event::trigger($model, FinderInterface::EventAfterFind);
}
/**
* Trigger before count event
* @return boolean
*/
public function beforeCount(FinderInterface $finder)
{
return $this->handle($finder, FinderInterface::EventBeforeCount);
}
/**
* Trigger before exists event
* @return boolean
*/
public function beforeExists(FinderInterface $finder)
{
return $this->handle($finder, FinderInterface::EventBeforeExists);
}
/**
* Trigger before find event
* @return boolean
*/
public function beforeFind(FinderInterface $finder)
{
return $this->handle($finder, FinderInterface::EventBeforeFind);
}
protected function trigger($finder, $eventName)
{
assert($finder instanceof ModelAwareInterface);
Event::trigger($finder->getModel(), $eventName);
}
protected function handle($finder, $eventName)
{
assert($finder instanceof ModelAwareInterface);
if (!Event::hasHandler($finder->getModel(), $eventName))
{
return true;
}
$event = new ModelEvent;
Event::trigger($finder->getModel(), $eventName, $event);
return $event->isValid;
}
}
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