contrib/statusd/statusd_moc.lua

   1 -- Authors: Unknown
   2 -- License: Public domain
   3 -- Last Changed: Unknown
   4 --
   5 -- statusd_moc.lua
   6 --
   7 -- Public domain
   8 --
   9 -- keys:
  10 --      moc             (moc_title + "[paused]", "[stopped]", or "[not playing]")
  11 --      moc_state       ("PAUSE", "PLAY", "STOP", or "OFF")
  12 --      moc_state2      ("paused", "playing", "stopped", or "off")
  13 --      moc_file                }
  14 --      moc_title               }
  15 --      moc_artist              }
  16 --      moc_songtitle           }
  17 --      moc_album               }
  18 --      moc_totaltime           }-- (as in "mocp -i")
  19 --      moc_currenttime         }
  20 --      moc_timeleft            }
  21 --      moc_totalsec            }
  22 --      moc_currentsec          }
  23 --      moc_bitrate             }
  24 --      moc_rate                }
  25 --      moc_leftsec     (moc_totalsec - moc_currentsec)
  26 --      moc_percent     (current time / total time)
  27 --      moc_progress    (a progress bar, made of characters---see settings below)
  28 --
  29 -- settings:
  30 --      update_interval
  31 --      moc_dir         (relative to ion's working directory)
  32 --      progress_char1  (character for unfilled progress bar area)
  33 --      progress_char2  (character for filled progress bar area)
  34 --      progress_length (length of the progress bar in characters)
  35 --      color_hints     (boolean-- use color hints for the "state" montitors)
  36
  37 local home=os.getenv("HOME")
  38 home=(home and home.."/" or "")
  39
  40 local defaults={
  41         update_interval=3*1000,
  42         moc_dir=home..".moc",
  43         progress_char1=" ",
  44         progress_char2="|",
  45         progress_length="50",
  46         color_hints=false,
  47 }
  48
  49 local settings=table.join(statusd.get_config("moc"), defaults)
  50
  51 function do_query_mocp()
  52         local f=io.popen('mocp -i')
  53         local moc_status = f:read('*a')
  54         f:close()
  55
  56         local i, j, moc_state           = string.find( moc_status, 'State: (%C*)')
  57         local i, j, moc_file            = string.find( moc_status, 'File: (%C*)')
  58         local i, j, moc_title           = string.find( moc_status, 'Title: (%C*)')
  59         local i, j, moc_artist          = string.find( moc_status, 'Artist: (%C*)')
  60         local i, j, moc_songtitle       = string.find( moc_status, 'SongTitle: (%C*)')
  61         local i, j, moc_album           = string.find( moc_status, 'Album: (%C*)')
  62         local i, j, moc_totaltime       = string.find( moc_status, 'TotalTime: (%C*)')
  63         local i, j, moc_currenttime     = string.find( moc_status, 'CurrentTime: (%C*)')
  64         local i, j, moc_timeleft        = string.find( moc_status, 'TimeLeft: (%C*)')
  65         local i, j, moc_totalsec        = string.find( moc_status, 'TotalSec: (%C*)')
  66         local i, j, moc_currentsec      = string.find( moc_status, 'CurrentSec: (%C*)')
  67         local i, j, moc_bitrate         = string.find( moc_status, 'Bitrate: (%C*)')
  68         local i, j, moc_rate            = string.find( moc_status, 'Rate: (%C*)')
  69
  70         if moc_state == "STOP"
  71         then return "[stopped]", moc_state, "stopped", mocp_not_playing()
  72         else
  73
  74         local moc_leftsect, moc_percent, moc_progress = "--", "--", "--"
  75         if moc_totalsec and moc_currentsec then
  76             moc_leftsec = tostring(moc_totalsec - moc_currentsec)
  77             moc_percent = tostring(math.floor(moc_currentsec * 100 / moc_totalsec))
  78             moc_progress = moc_make_progress_bar(moc_percent)
  79         end
  80
  81         if moc_state == "PLAY"
  82         then return moc_title, moc_state, "playing", moc_file, moc_title, moc_artist, moc_songtitle, moc_album, moc_totaltime, moc_currenttime, moc_timeleft, moc_totalsec, moc_currentsec, moc_bitrate, moc_rate, moc_leftsec, moc_percent, moc_progress
  83         else return moc_title.." [paused]" , moc_state, "paused", moc_file, moc_title, moc_artist, moc_songtitle, moc_album, moc_totaltime, moc_currenttime, moc_timeleft, moc_totalsec, moc_currentsec, moc_bitrate, moc_rate, moc_leftsec, moc_percent, moc_progress
  84         end
  85         end
  86 end
  87
  88 function moc_make_progress_bar(p)
  89         local total_chars = settings.progress_length
  90         local filled_chars = math.ceil(p * total_chars / 100)
  91         local str = ""
  92         for i=1,filled_chars do
  93                 str = str..settings.progress_char2
  94         end
  95         for i=filled_chars+1,total_chars do
  96                 str = str..settings.progress_char1
  97         end
  98         return str
  99 end
 100
 101 function mocp_not_playing()
 102         return "--", "--", "--", "--", "--", "--:--", "--:--", "--:--", "--", "--", "--", "--", "--", "--", moc_make_progress_bar(0)
 103 end
 104
 105 function get_moc()
 106         local f=io.open(settings.moc_dir.."/pid")
 107         if f
 108         then    f:close()
 109                 return do_query_mocp()
 110         else    return "[not running]", "OFF", "off", mocp_not_playing()
 111         end
 112 end
 113
 114 function update_moc()
 115         local moc, moc_state, moc_state2, moc_file, moc_title, moc_artist, moc_songtitle, moc_album, moc_totaltime, moc_currenttime, moc_timeleft, moc_totalsec, moc_currentsec, moc_bitrate, moc_rate, moc_leftsec, moc_percent, moc_progress = get_moc()
 116         statusd.inform("moc", moc)
 117         statusd.inform("moc_state", moc_state)
 118         statusd.inform("moc_state2", moc_state2)
 119         if settings.color_hints then
 120         if moc_state2 == "playing"
 121         then    statusd.inform("moc_state_hint", "green")
 122                 statusd.inform("moc_state2_hint", "green")
 123         elseif moc_state2 == "paused"
 124         then    statusd.inform("moc_state_hint", "yellow")
 125                 statusd.inform("moc_state2_hint", "yellow")
 126         elseif moc_state2 == "stopped"
 127         then    statusd.inform("moc_state_hint", "red")
 128                 statusd.inform("moc_state2_hint", "red")
 129         elseif moc_state2 == "off"
 130         then    statusd.inform("moc_state_hint", "grey")
 131                 statusd.inform("moc_state2_hint", "grey")
 132         end end
 133         statusd.inform("moc_file", moc_file)
 134         statusd.inform("moc_title", moc_title)
 135         statusd.inform("moc_artist", moc_artist)
 136         statusd.inform("moc_songtitle", moc_songtitle)
 137         statusd.inform("moc_album", moc_album)
 138         statusd.inform("moc_totaltime", moc_totaltime)
 139         statusd.inform("moc_currenttime", moc_currenttime)
 140         statusd.inform("moc_timeleft", moc_timeleft)
 141         statusd.inform("moc_totalsec", moc_totalsec)
 142         statusd.inform("moc_currentsec", moc_currentsec)
 143         statusd.inform("moc_bitrate", moc_bitrate)
 144         statusd.inform("moc_rate", moc_rate)
 145         statusd.inform("moc_leftsec", moc_leftsec)
 146         statusd.inform("moc_percent", moc_percent)
 147         statusd.inform("moc_progress", moc_progress)
 148         moc_timer:set(settings.update_interval, update_moc)
 149 end
 150
 151 moc_timer = statusd.create_timer()
 152 update_moc()
 153
 154 -- vim:tw=0: