1 files changed, 113 insertions, 0 deletions
diff --git a/lain/widgets/mpd.lua b/lain/widgets/mpd.lua
new file mode 100644
index 0000000..c10eb78
--- /dev/null
+++ b/lain/widgets/mpd.lua
@@ -0,0 +1,113 @@
+
+--[[
+                                                  
+     Licensed under GNU General Public License v2 
+      * (c) 2013, Luke Bonham                     
+      * (c) 2010, Adrian C. <anrxc@sysphere.org>  
+                                                  
+--]]
+
+local helpers      = require("lain.helpers")
+local async        = require("lain.asyncshell")
+
+local escape_f     = require("awful.util").escape
+local naughty      = require("naughty")
+local wibox        = require("wibox")
+
+local os           = { execute  = os.execute,
+                       getenv   = os.getenv }
+local math         = { floor    = math.floor }
+local string       = { format   = string.format,
+                       match    = string.match,
+                       gmatch   = string.gmatch }
+
+local setmetatable = setmetatable
+
+-- MPD infos
+-- lain.widgets.mpd
+local mpd = {}
+
+local function worker(args)
+    local args        = args or {}
+    local timeout     = args.timeout or 2
+    local password    = args.password or ""
+    local host        = args.host or "127.0.0.1"
+    local port        = args.port or "6600"
+    local music_dir   = args.music_dir or os.getenv("HOME") .. "/Music"
+    local cover_size  = args.cover_size or 100
+    local default_art = args.default_art or ""
+    local settings    = args.settings or function() end
+
+    local mpdcover = helpers.scripts_dir .. "mpdcover"
+    local mpdh = "telnet://" .. host .. ":" .. port
+    local echo = "echo 'password " .. password .. "\nstatus\ncurrentsong\nclose'"
+
+    mpd.widget = wibox.widget.textbox('')
+
+    mpd_notification_preset = {
+        title   = "Now playing",
+        timeout = 6
+    }
+
+    helpers.set_map("current mpd track", nil)
+
+    function mpd.update()
+        async.request(echo .. " | curl --connect-timeout 1 -fsm 3 " .. mpdh, function (f)
+            mpd_now = {
+                state   = "N/A",
+                file    = "N/A",
+                artist  = "N/A",
+                title   = "N/A",
+                album   = "N/A",
+                date    = "N/A",
+                time    = "N/A",
+                elapsed = "N/A"
+            }
+
+            for line in f:lines() do
+                for k, v in string.gmatch(line, "([%w]+):[%s](.*)$") do
+                    if     k == "state"   then mpd_now.state   = v
+                    elseif k == "file"    then mpd_now.file    = v
+                    elseif k == "Artist"  then mpd_now.artist  = escape_f(v)
+                    elseif k == "Title"   then mpd_now.title   = escape_f(v)
+                    elseif k == "Album"   then mpd_now.album   = escape_f(v)
+                    elseif k == "Date"    then mpd_now.date    = escape_f(v)
+                    elseif k == "Time"    then mpd_now.time    = v
+                    elseif k == "elapsed" then mpd_now.elapsed = string.match(v, "%d+")
+                    end
+                end
+            end
+
+            mpd_notification_preset.text = string.format("%s (%s) - %s\n%s", mpd_now.artist,
+                                           mpd_now.album, mpd_now.date, mpd_now.title)
+            widget = mpd.widget
+            settings()
+
+            if mpd_now.state == "play"
+            then
+                if mpd_now.title ~= helpers.get_map("current mpd track")
+                then
+                    helpers.set_map("current mpd track", mpd_now.title)
+
+                    os.execute(string.format("%s %q %q %d %q", mpdcover, music_dir,
+                               mpd_now.file, cover_size, default_art))
+
+                    mpd.id = naughty.notify({
+                        preset = mpd_notification_preset,
+                        icon = "/tmp/mpdcover.png",
+                        replaces_id = mpd.id,
+                    }).id
+                end
+            elseif mpd_now.state ~= "pause"
+            then
+                helpers.set_map("current mpd track", nil)
+            end
+        end)
+    end
+
+    helpers.newtimer("mpd", timeout, mpd.update)
+
+    return setmetatable(mpd, { __index = mpd.widget })
+end
+
+return setmetatable(mpd, { __call = function(_, ...) return worker(...) end })