/**
* Every time the image is saved, the file is renamed. This eliminate the
* need to handle cache busting in the browser.
*
* @param \Cake\Event\Event $event The beforeSave event that was fired
* @param \Cake\Datasource\EntityInterface $entity The entity that is going to be saved
* @param \ArrayObject $options the options passed to the save method
* @return void
*/
public function beforeSave(Event $event, Entity $entity, ArrayObject $options)
{
$entity->set('uniqid', uniqid());
parent::beforeSave($event, $entity, $options);
}
