mpdnp.py

   1 """
   2   :Author: Henning Hasemann <hhasemann [at] web [dot] de>
   3
   4   :What it does:
   5     This plugin lets you inform all users in the current
   6     channel about the song which music-player-daemon (MPD)
   7     is currently playing.
   8
   9   :Usage:
  10     /mpdnp - Display file mpd is playing to current channel.
  11
  12   :Configuration Variables:
  13     ============= ==========================================
  14     Variable name Meaning
  15     ============= ==========================================
  16     host          The host where your mpd runs
  17     port          The port to connect to mpd (usually 6600)
  18     format        How this script should display
  19                   whats going on.
  20                   You may use the following variables here:
  21                   $artist, $title_or_file,
  22                   $length_min, $length_sec, $pct,
  23                   $pos_min, $pos_sec
  24
  25   Released under GPL licence.
  26 """
  27
  28 todo = """
  29   - maybe support sending commands to mpd.
  30   - maybe make condional display
  31     (displaying some characters only
  32      if preceding or trailing variables are set)
  33 """
  34
  35 import weechat as wc
  36 import mpdclient as mpd
  37 import re
  38 from os.path import basename, splitext
  39
  40 default_fmt = "/me 's MPD plays: $artist - $title_or_file ($length_min:$length_sec)"
  41
  42 wc.register("mpdnp", "0.3", "", "np for mpd")
  43
  44 def subst(text, values):
  45   out = ""
  46   n = 0
  47   for match in re.finditer(findvar, text):
  48     if match is None: continue
  49     else:
  50       l, r = match.span()
  51       nam = match.group(1)
  52       out += text[n:l+1] + values.get(nam, "") #"$" + nam)
  53       n = r
  54   return out + text[n:]
  55
  56 def np(server, args):
  57   """
  58     Send information about the currently
  59     played song to the channel.
  60   """
  61   host = wc.get_plugin_config("host")
  62   port = int(wc.get_plugin_config("port"))
  63   cont = mpd.MpdController(host=host, port=port)
  64   song = cont.getCurrentSong()
  65   pos, length, pct = cont.getSongPosition()
  66
  67   # insert artist, title, album, track, path
  68   d = song.__dict__
  69   d.update({
  70       "title_or_file": song.title or splitext(basename(song.path))[0],
  71       "pos_sec": "%02d" % (pos / 60),
  72       "pos_min": str(pos / 60),
  73       "length_sec": "%02d" % (length % 60),
  74       "length_min": str(length / 60),
  75       "pct": "%2.0f" % pct,
  76   })
  77
  78   wc.command(subst(wc.get_plugin_config("format"), d))
  79   return 0
  80
  81 def dbgnp(server, args):
  82   try:
  83     return np(server, args)
  84   except Exception, e:
  85     print e
  86
  87 wc.add_command_handler("mpdnp", "np", "", "", np.__doc__)
  88
  89 findvar = re.compile(r'[^\\]\$([a-z_]+)(\b|[^a-z_])')
  90
  91 default = {
  92   "host": "localhost",
  93   "port": "6600",
  94   "format": default_fmt,
  95 }
  96
  97 for k, v in default.items():
  98   if not wc.get_plugin_config(k):
  99     wc.set_plugin_config(k, v)
 100
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