[modules] re-enable mpd
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tobi-wan-kenobi
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181
modules/contrib/mpd.py
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181
modules/contrib/mpd.py
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# pylint: disable=C0111,R0903
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# -*- coding: utf-8 -*-
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"""Displays information about the current song in mpd.
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Requires the following executable:
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* mpc
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Parameters:
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* mpd.format: Format string for the song information.
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Supported tags (see `man mpc` for additional information)
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* {name}
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* {artist}
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* {album}
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* {albumartist}
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* {comment}
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* {composer}
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* {date}
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* {originaldate}
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* {disc}
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* {genre}
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* {performer}
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* {title}
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* {track}
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* {time}
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* {file}
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* {id}
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* {prio}
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* {mtime}
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* {mdate}
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Additional tags:
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* {position} - position of currently playing song
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not to be confused with %position% mpc tag
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* {duration} - duration of currently playing song
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* {file1} - song file name without path prefix
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if {file} = '/foo/bar.baz', then {file1} = 'bar.baz'
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* {file2} - song file name without path prefix and extension suffix
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if {file} = '/foo/bar.baz', then {file2} = 'bar'
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* mpd.host: MPD host to connect to. (mpc behaviour by default)
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* mpd.layout: Space-separated list of widgets to add. Possible widgets are the buttons/toggles mpd.prev, mpd.next, mpd.shuffle and mpd.repeat, and the main display with play/pause function mpd.main.
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"""
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from collections import defaultdict
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import string
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import os
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import bumblebee.util
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import bumblebee.input
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import bumblebee.output
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import bumblebee.engine
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from bumblebee.output import scrollable
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class Module(bumblebee.engine.Module):
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def __init__(self, engine, config):
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super(Module, self).__init__(engine, config, [])
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self._layout = self.parameter("layout", "mpd.prev mpd.main mpd.next mpd.shuffle mpd.repeat")
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self._fmt = self.parameter("format", "{artist} - {title} {position}/{duration}")
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self._status = None
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self._shuffle = False
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self._repeat = False
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self._tags = defaultdict(lambda: '')
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if not self.parameter("host"):
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self._hostcmd = ""
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else:
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self._hostcmd = " -h " + self.parameter("host")
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# Create widgets
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widget_list = []
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widget_map = {}
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for widget_name in self._layout.split():
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widget = bumblebee.output.Widget(name=widget_name)
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widget_list.append(widget)
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if widget_name == "mpd.prev":
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widget_map[widget] = {"button": bumblebee.input.LEFT_MOUSE, "cmd": "mpc prev" + self._hostcmd}
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elif widget_name == "mpd.main":
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widget_map[widget] = {"button": bumblebee.input.LEFT_MOUSE, "cmd": "mpc toggle" + self._hostcmd}
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widget.full_text(self.description)
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elif widget_name == "mpd.next":
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widget_map[widget] = {"button": bumblebee.input.LEFT_MOUSE, "cmd": "mpc next" + self._hostcmd}
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elif widget_name == "mpd.shuffle":
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widget_map[widget] = {"button": bumblebee.input.LEFT_MOUSE, "cmd": "mpc random" + self._hostcmd}
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elif widget_name == "mpd.repeat":
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widget_map[widget] = {"button": bumblebee.input.LEFT_MOUSE, "cmd": "mpc repeat" + self._hostcmd}
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else:
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raise KeyError("The mpd module does not support a {widget_name!r} widget".format(widget_name=widget_name))
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self.widgets(widget_list)
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# Register input callbacks
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for widget, callback_options in widget_map.items():
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engine.input.register_callback(widget, **callback_options)
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def hidden(self):
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return self._status is None
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@scrollable
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def description(self, widget):
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return string.Formatter().vformat(self._fmt, (), self._tags)
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def update(self, widgets):
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self._load_song()
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def state(self, widget):
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if widget.name == "mpd.shuffle":
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return "shuffle-on" if self._shuffle else "shuffle-off"
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if widget.name == "mpd.repeat":
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return "repeat-on" if self._repeat else "repeat-off"
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if widget.name == "mpd.prev":
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return "prev"
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if widget.name == "mpd.next":
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return "next"
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return self._status
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def _load_song(self):
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info = ""
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try:
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tags = ['name',
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'artist',
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'album',
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'albumartist',
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'comment',
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'composer',
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'date',
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'originaldate',
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'disc',
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'genre',
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'performer',
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'title',
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'track',
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'time',
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'file',
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'id',
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'prio',
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'mtime',
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'mdate']
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joinedtags = "\n".join(["tag {0} %{0}%".format(tag) for tag in tags])
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info = bumblebee.util.execute('mpc -f ' + '"' + joinedtags + '"' + self._hostcmd)
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except RuntimeError:
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pass
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self._tags = defaultdict(lambda: '')
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self._status = None
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for line in info.split("\n"):
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if line.startswith("[playing]"):
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self._status = "playing"
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elif line.startswith("[paused]"):
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self._status = "paused"
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if line.startswith("["):
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timer = line.split()[2]
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position = timer.split("/")[0]
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dur = timer.split("/")[1]
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duration = dur.split(" ")[0]
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self._tags.update({'position': position})
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self._tags.update({'duration': duration})
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if line.startswith("volume"):
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value = line.split(" ", 2)[1:]
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for option in value:
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if option.startswith("repeat: on"):
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self._repeat = True
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elif option.startswith("repeat: off"):
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self._repeat = False
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elif option.startswith("random: on"):
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self._shuffle = True
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elif option.startswith("random: off"):
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self._shuffle = False
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if line.startswith("tag"):
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key, value = line.split(" ", 2)[1:]
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self._tags.update({key: value})
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if key == "file":
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self._tags.update({"file1": os.path.basename(value)})
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self._tags.update(
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{"file2":
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os.path.splitext(os.path.basename(value))[0]})
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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