/**
 * midgard_object_purge_attachments:
 * @self: #MidgardObject instance
 * @delete_blob: whether blob should be deleted as well
 * @n_params: number of properties
 * @parameters: properties list
 *
 * Purge object's attachments(s) which match given properties' values.
 * Properties list in @parameters is optional. All object's attachments are 
 * purged ( if exist ) if @parameters is explicitly set to %NULL.
 *
 * @delete_blob should be set to %TRUE if midgard_attachment holds a reference 
 * to blob located on filesystem ( it should be set to %TRUE by default ).
 * However, if midgard_attachment is created for blobs sharing and file should not 
 * be deleted, @delete_blob should be set to %FALSE.
 *
 * There's no way to determine if midgard_attachment is sharing blob, so aplication 
 * itelf is responsible to create such own logic.
 *
 * Returns: %TRUE on success, %FALSE if at least one of the attachment could not be purged
 */
gboolean midgard_object_purge_attachments(MidgardObject *self, gboolean delete_blob,
		guint n_params, const GParameter *parameters)
{
	g_assert(self != NULL);

	if(!MGD_OBJECT_GUID (self)) {
		
		g_warning("Object is not fetched from database. Empty guid");
	}

	gboolean rv = FALSE;

	if(delete_blob) {
	
		rv = midgard_core_object_parameters_purge_with_blob(
				MGD_OBJECT_CNC (self), "midgard_attachment", 
				MGD_OBJECT_GUID (self), n_params, parameters);
	
	} else {
		
		rv = midgard_core_object_parameters_purge(
				MGD_OBJECT_CNC (self), "midgard_attachment",
				MGD_OBJECT_GUID (self), n_params, parameters);
	}

	return rv;
}
/**
 * midgard_object_purge_parameters:
 * @self: #MidgardObject instance
 * @n_params: number of properties
 * @parameters: properties list
 *
 * Purge object's parameter(s) which match given properties' values.
 * Properties list in @parameters is optional. All object's parameters are 
 * purged ( if exist ) if @parameters is explicitly set to %NULL.
 *
 * Returns: %TRUE on success, %FALSE if at least one of the parameters could not be purged
 */
gboolean midgard_object_purge_parameters(MidgardObject *self, 
		guint n_params, const GParameter *parameters)
{
	g_assert(self != NULL);

	if(!MGD_OBJECT_GUID (self)) {
		
		g_warning("Object is not fetched from database. Empty guid");
	}

	return midgard_core_object_parameters_purge(
			MGD_OBJECT_CNC (self), "midgard_parameter", 
			MGD_OBJECT_GUID (self), n_params, parameters);
}