/**
* Delete related images when this object is deleted
*
* @param Doctrine_Event $event
*/
public function preDelete(Doctrine_Event $event)
{
$object = $event->getInvoker();
// Default in documentation is that images are shared
$images_shared = $this->getOption('shared_images');
if (null === $images_shared) {
$images_shared = true;
}
// if images are shared - delete only the lookups, leave images alone for other objects to use
if ($images_shared) {
sfImagePoolLookupTable::getInstance()->removeImages($object);
} else {
$object->getPoolImages()->delete();
}
}
/**
* Get the number of pool images on this object
*
* @param Doctrine_Record $object
* @param Doctrine_Query $query
* @return int
**/
public function getNbPoolImages(Doctrine_Record $object = null, Doctrine_Query $query = null)
{
$object = is_null($object) ? $this->getInvoker() : $object;
if (!$object->hasMappedValue('_nb_pool_images')) {
// If already have getPoolImages _images mapped then get count
if ($object->hasMappedValue('_images')) {
$object->mapValue('_nb_pool_images', count($object->_images->count()));
} else {
$image_ids = sfImagePoolLookupTable::getInstance()->getImages($object, Doctrine_Core::HYDRATE_SINGLE_SCALAR);
$object->mapValue('_nb_pool_images', count($image_ids));
}
}
return $object->_nb_pool_images;
}
