# plugin attributes
    module = "favicon"
    meta = plugin_meta()
    
    
    # Register with main
    def __init__(self, parent):
    

        # Prepare favicon cache directory
        conf.icon_dir = conf.dir + "/icons"
        if not os.path.exists(conf.icon_dir):
            os.mkdir(conf.icon_dir)
            open(conf.icon_dir+"/.nobackup", "a").close()

        # Reference main, and register station .play() hook
        self.parent, self.main = parent, parent
        parent.hooks["play"].append(self.update_playing)

        # Register in channel/streams updating pipeline (to predefine row["favicon"] filename from `homepage` or `img`)
        channels.GenericChannel.prepare_filters.append(self.prepare_filter_favicon)

        # Prepare favicon cache directory
        conf.icon_dir = conf.dir + "/icons"
        if not os.path.exists(conf.icon_dir):
            os.mkdir(conf.icon_dir)
            open(icon_dir+"/.nobackup", "a").close()


    # Main menu "Update favicons": update favicon cache for complete list
    # of station rows. Just a wrapper now around update_rows(). Expects
    # both entries=[] and channel={} argument still.
    def update_all(self, *args, **kwargs):
        self.parent.thread(self.update_rows, *args, **kwargs)