Button..up,down usw

import sys
import xbmc, xbmcaddon
if sys.version_info < (2, 7):
	import simplejson
else:
	import json as simplejson


__addon__    	= xbmcaddon.Addon()
__addonid__  	= __addon__.getAddonInfo('id')
__addonversion__ = __addon__.getAddonInfo('version')


def [definition='1','0']log[/definition](txt):
	if isinstance (txt,str):
    	txt = txt.decode("utf-8")
	message = u'%s: %s' % (__addonid__, txt)
	xbmc.[definition='1','0']log[/definition](msg=message.encode("utf-8"), level=xbmc.LOGDEBUG)


class Main:
	def __init__( self ):
    	[definition='1','0']log[/definition]('version %s started' % __addonversion__ )
    	self._parse_argv()
    	if self.albumid:
        	self._play_album()        	
    	elif self.songid:
        	self._get_albumid()
        	self._play_album()


	def _parse_argv( self ):
    	try:
        	params = dict( arg.split( '=' ) for arg in sys.argv[ 1 ].split( '&' ) )
    	except:
        	params = {}
    	self.songid = int(params.get( 'songid', False ))
    	self.albumid = int(params.get( 'albumid', False ))


	def _get_albumid( self ):
    	json_query = xbmc.executeJSONRPC('{"jsonrpc": "2.0", "method": "AudioLibrary.GetSongDetails", "params": {"properties": ["artist", "album"], "songid":%s }, "id": 1}' % self.songid)
    	json_query = unicode(json_query, 'utf-8', errors='ignore')
    	[definition='1','0']log[/definition](json_query)
    	json_response = simplejson.loads(json_query)
    	if (json_response['result'] != None) and (json_response['result'].has_key('songdetails')):
        	self.artist = artist = " / ".join(json_response['result']['songdetails']['artist'])
        	self.album = json_response['result']['songdetails']['album']
    	json_query = xbmc.executeJSONRPC('{"jsonrpc": "2.0", "method": "AudioLibrary.GetAlbums", "params": {"filter": {"and": [{"field": "album", "operator": "is", "value": "%s"}, {"field": "artist", "operator": "is", "value": "%s"}] } }, "id": 1}' % (self.album,self.artist))
    	json_query = unicode(json_query, 'utf-8', errors='ignore')
    	json_response = simplejson.loads(json_query)
    	if (json_response['result'] != None) and (json_response['result'].has_key('albums')):
        	for item in json_response['result']['albums']:
            	self.albumid = item['albumid']


	def _play_album( self ):
    	xbmc.executeJSONRPC('{ "jsonrpc": "2.0", "method": "Player.Open", "params": { "item": { "albumid": %d } }, "id": 1 }' % self.albumid)


if ( __name__ == "__main__" ):
	Main()
[definition='1','0']log[/definition]('finished')