diff --git a/modules/contrib/deadbeef.py b/modules/contrib/deadbeef.py new file mode 100644 index 0000000..5b74933 --- /dev/null +++ b/modules/contrib/deadbeef.py @@ -0,0 +1,143 @@ +# pylint: disable=C0111,R0903 + +"""Displays the current song being played in DeaDBeeF and provides +some media control bindings. +Left click toggles pause, scroll up skips the current song, scroll +down returns to the previous song. + +Requires the following library: + * subprocess +Parameters: + * deadbeef.format: Format string (defaults to "{artist} - {title}") + Available values are: {artist}, {title}, {album}, {length}, + {trackno}, {year}, {comment}, + {copyright}, {time} + This is deprecated, but much simpler. + * deadbeef.tf_format: A foobar2000 title formatting-style format string. + These can be much more sophisticated than the standard + format strings. This is off by default, but specifying + any tf_format will enable it. If both deadbeef.format + and deadbeef.tf_format are specified, deadbeef.tf_format + takes priority. + * deadbeef.tf_format_if_stopped: Controls whether or not the tf_format format + string should be displayed even if no song is paused or + playing. This could be useful if you want to implement + your own stop strings with the built in logic. Any non- + null value will enable this (by default the module will + hide itself when the player is stopped). + * deadbeef.previous: Change binding for previous song (default is left click) + * deadbeef.next: Change binding for next song (default is right click) + * deadbeef.pause: Change binding for toggling pause (default is middle click) + Available options for deadbeef.previous, deadbeef.next and deadbeef.pause are: + LEFT_CLICK, RIGHT_CLICK, MIDDLE_CLICK, SCROLL_UP, SCROLL_DOWN + +""" +import sys + +import bumblebee.input +import bumblebee.output +import bumblebee.engine + +from bumblebee.output import scrollable + +try: + import subprocess +except ImportError: + pass + +class Module(bumblebee.engine.Module): + def __init__(self, engine, config): + super(Module, self).__init__(engine, config, + bumblebee.output.Widget(full_text=self.deadbeef) + ) + buttons = {"LEFT_CLICK": bumblebee.input.LEFT_MOUSE, + "RIGHT_CLICK": bumblebee.input.RIGHT_MOUSE, + "MIDDLE_CLICK": bumblebee.input.MIDDLE_MOUSE, + "SCROLL_UP": bumblebee.input.WHEEL_UP, + "SCROLL_DOWN": bumblebee.input.WHEEL_DOWN, + } + + self._song = "" + self._format = self.parameter("format", "{artist} - {title}") + self._tf_format = self.parameter("tf_format", "") + self._show_tf_when_stopped = bool(self.parameter("tf_format_if_stopped", "")) + prev_button = self.parameter("previous", "LEFT_CLICK") + next_button = self.parameter("next", "RIGHT_CLICK") + pause_button = self.parameter("pause", "MIDDLE_CLICK") + + self.now_playing = ["deadbeef", "--nowplaying", "%a;%t;%b;%l;%n;%y;%c;%r;%e"] + self.now_playing_tf = ["deadbeef", "--nowplaying-tf", ""] + cmd = "deadbeef " + + engine.input.register_callback(self, button=buttons[prev_button], + cmd=cmd + "--prev") + engine.input.register_callback(self, button=buttons[next_button], + cmd=cmd + "--next") + engine.input.register_callback(self, button=buttons[pause_button], + cmd=cmd + "--play-pause") + + # modify the tf_format if we don't want it to show on stop + # this adds conditions to the query itself, rather than + # polling to see if deadbeef is running + # doing this reduces the number of calls we have to make + if self._tf_format and not self._show_tf_when_stopped: + self._tf_format = "$if($or(%isplaying%,%ispaused%),{query})".format(query=self._tf_format) + + @scrollable + def deadbeef(self, widget): + return self.string_song + + def hidden(self): + return self.string_song == "" + + def update(self, widgets): + try: + if self._tf_format == "": # no tf format set, use the old style + return self.update_standard(widgets) + return self.update_tf(widgets) + except Exception: + self._song = "error" + + def update_tf(self, widgets): + ## ensure that deadbeef is actually running + ## easiest way to do this is to check --nowplaying for + ## the string "nothing" + if read_process(self.now_playing) == "nothing": + self._song = "" + return + ## perform the actual query -- these can be much more sophisticated + self.now_playing_tf[-1] = self._tf_format + data = read_process(self.now_playing_tf) + self._song = data + + def update_standard(self, widgets): + data = read_process(self.now_playing) + if data == "nothing": + self._song = "" + else: + data = data.split(";") + self._song = self._format.format(artist=data[0], + title=data[1], + album=data[2], + length=data[3], + trackno=data[4], + year=data[5], + comment=data[6], + copyright=data[7], + time=data[8]) + + @property + def string_song(self): + """\ +Returns the current song as a string, either as a unicode() (Python < +3) or a regular str() (Python >= 3) + """ + if sys.version_info.major < 3: + return unicode(self._song) + return str(self._song) + +def read_process(command): + proc = subprocess.Popen(command, stdin=subprocess.PIPE, stdout=subprocess.PIPE) + return proc.stdout.read() + +# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4