Try and find the image file 

        some magic here would be good.

        FIXME move elsewhere and make so everyone can use.

        interpreter that finds things?

def interpret(self, msg):
        """ Try and find the image file 

        some magic here would be good.

        FIXME move elsewhere and make so everyone can use.

        interpreter that finds things?
        """
        for gallery in msg.get('galleries', []):
            self.add_folder(gallery)
            
        image_file = msg.get('image')
        if not image_file: return

        return self.find_image(image_file)