Add notify plugin.

sonata/plugins/notify.py

@@ -0,0 +1,140 @@
+# this is the magic interpreted by Sonata, referring to on_enable etc. below:
+
+### BEGIN PLUGIN INFO
+# [plugin]
+# plugin_format: 0, 0
+# name: Notify plugin
+# version: 0, 0, 1
+# description: A simple notify plugin using pynotify.
+# author: Leo Iannacone
+# author_email: leo.iannacone@gmail.com
+# url: http://en.leoiannacone.com/2009/05/a-simple-plugin-for-sonata/
+# license: GPL v3 or later
+# [capabilities]
+# enablables: on_enable
+# playing_song_observers: on_song_change
+### END PLUGIN INFO
+
+# nothing magical from here on
+
+import pynotify
+import os
+import ConfigParser
+import gettext
+from sonata.library import library_set_data
+
+# this gets called when the plugin is loaded, enabled, or disabled:
+def on_enable(state):
+	global notify, art_cache, art_location, music_dir
+	if state:
+		if pynotify.init("sonata"):
+			notify = pynotify.Notification('sonata')
+			filename = os.path.expanduser("~/.config/sonata/art_cache")
+			if os.path.exists(filename):
+				try:
+					f = open(filename, 'r')
+					r = f.read()
+					art_cache = eval(r)
+					f.close()
+				except:
+					art_cache = {}
+			else:
+				art_cache = {}
+
+			if os.path.isfile(os.path.expanduser('~/.config/sonata/sonatarc')):
+				conf = ConfigParser.ConfigParser()
+				conf.read(os.path.expanduser('~/.config/sonata/sonatarc'))
+				if conf.has_option('player','art_location'):
+					art_location = conf.get('player','art_location')
+				else:
+					art_location = None
+				if conf.has_option('profiles', 'musicdirs[0]'):
+					music_dir = conf.get('profiles', 'musicdirs[0]')
+				else:
+					music_dir = None
+
+
+		else:
+			print (_('ALERT from "Notify plugin": Failed to load plugin notify.\
+            Module pynotify required.'))
+	else:
+		notify = None
+		art_cache = None
+		conf = None
+
+
+# this gets called when a new song is playing:
+def on_song_change(songinfo):
+	if songinfo:
+		art_folder = ''
+		summary = _("Current song:")
+		body = songinfo['file']
+		icon = "sonata"
+		icon_tmp = None
+
+		album = ''
+		artist = ''
+		genre = None
+		year = None
+		path = os.path.dirname(songinfo['file'])	
+
+		if 'title' in songinfo:
+			summary = songinfo['title']
+			if not summary[0].isupper():
+				summary = summary.capitalize()
+
+		if 'artist' in songinfo:
+			body = _('by %s\n') % songinfo['artist']
+			artist = songinfo['artist']
+
+		if 'album' in songinfo:
+			body += _('from %s') % songinfo['album']
+			album = songinfo['album']
+
+		if 'year' in songinfo:
+			genre = songinfo['year']
+
+		if 'genre' in songinfo:
+			genre = songinfo['genre']
+
+		cache_key = library_set_data (album=album, artist=artist, genre=genre,
+                                      year=year, path=path)
+
+		try:
+			icon = art_cache[cache_key]
+
+		except:
+			try:
+				cache_key = library_set_data (album=album, artist=artist,
+                                              path=path)
+				icon = art_cache[cache_key]
+			except:
+				icon = "sonata"
+
+		if icon is "sonata" and music_dir is not None:
+
+			if art_location is '0':
+				icon = os.path.expanduser('~/.covers/%s-%s.jpg' % (artist, album))
+
+			else:			
+				if art_location is '1':
+					icon = 'cover.jpg'
+				if art_location is '2':
+					icon = 'album.jpg'
+				if art_location is '3':
+					icon = 'folder.jpg'
+
+				if icon is not "sonata":
+					icon = '%s/%s/%s' % (music_dir, path, icon)		
+
+
+			if not os.path.isfile(icon):
+				icon = "sonata"				
+
+		notify.set_property('body', body)
+		notify.set_property('summary', summary)
+		notify.set_property('icon-name', icon)		
+
+		if not notify.show():
+			print (_('ALERT from "Notify plugin": Failed to send notification'))
+