def addToPlaylist(request):
params = None
if (request.method == 'GET'):
params = request.GET
elif request.method == 'POST':
params = request.POST
location_service = LocationService()
consumer_service = ConsumerService()
user_id = params.get('user_id', None)
api_token = params.get('api_key', None)
location_id = params.get('location_id', None)
music_track_id = params.get('music_track_id', None)
if not location_id:
raise InvalidLocationError(location_id)
if not music_track_id:
raise MusicTrackNotFoundError(music_track_id)
consumer = consumer_service.isValidUser(user_id, api_token)
if not consumer:
raise InvalidUserError(user_id)
if not location_service.isActive(location_id):
response_data = {}
location_service.checkOut(consumer)
response_data['message'] = 'Location is not active'
response_data['checked_out'] = True
response_data['status'] = 200
return HttpResponse(HttpResponse(json.dumps(response_data), mimetype='application/json'))
logger.info("Incoming request- add to playlist with parameters device_id " + str(user_id) + ", music_track_id " + str(music_track_id) + ", location_id " + str(location_id))
playlist_service = PlaylistService()
try:
playlist_service.addToPlaylist(consumer, location_id, music_track_id)
logger.info("added music track " + str(music_track_id) + " to playlist for location " + str(location_id))
# Improve exception handling.
except (KeyError, PlaylistNotFoundError, UnableToAddMusicError) as exception:
error = utils.internalServerErrorResponse(exception.value)
logger.error(exception.value)
return HttpResponse(simplejson.dumps(error), mimetype='application/json')
return __refreshPlaylistHelper__(consumer, location_id)
def voteUp(request):
params = None
if (request.method == 'GET'):
params = request.GET
elif request.method == 'POST':
params = request.POST
location_service = LocationService()
consumer_service = ConsumerService()
user_id = params.get('user_id', None)
api_token = params.get('api_key', None)
location_id = params.get('location_id', None)
music_track_id = params.get('music_track_id', None)
if not location_id:
raise InvalidLocationError(location_id)
if not music_track_id:
raise MusicTrackNotFoundError(music_track_id)
consumer = consumer_service.isValidUser(user_id, api_token)
if not consumer:
raise InvalidUserError(user_id)
if not location_service.isActive(location_id):
response_data = {}
location_service.checkOut(consumer)
response_data['message'] = 'Location is not active'
response_data['checked_out'] = True
response_data['status'] = 200
return HttpResponse(HttpResponse(json.dumps(response_data), mimetype='application/json'))
logger.info("Incoming request- vote up with parameters user_id " + str(user_id) + ", location_id " + str(location_id) + ", music_track_id " + str(music_track_id))
voting_service = VotingService()
try:
voting_service.voteUp(consumer, location_id, music_track_id)
logger.info("Updated playlist after vote up for music track " + str(music_track_id) + " at location " + str(location_id) + " from user " + str(user_id))
except UnableToVoteError as utv:
error = utils.internalServerErrorResponse(utv.value)
logger.error(utv.value)
return HttpResponse(simplejson.dumps(error), mimetype='application/json')
return __refreshPlaylistHelper__(consumer, location_id)
def refreshPlaylist(request):
params = None
if (request.method == 'GET'):
params = request.GET
elif request.method == 'POST':
params = request.POST
location_service = LocationService()
consumer_service = ConsumerService()
user_id = params.get('user_id', None)
api_token = params.get('api_key', None)
location_id = params.get('location_id', None)
if not location_id:
raise InvalidLocationError(location_id)
consumer = consumer_service.isValidUser(user_id, api_token)
if not consumer:
raise InvalidUserError(user_id)
if not location_service.isActive(location_id):
response_data = {}
location_service.checkOut(consumer)
response_data['message'] = 'Location is not active'
response_data['checked_out'] = True
response_data['status'] = 200
return HttpResponse(HttpResponse(json.dumps(response_data), mimetype='application/json'))
location_map = location_service.getLocationMap(consumer)
if not location_map:
logger.warn("user with user_id" + str(user_id) + " not checked in")
if location_map and str(location_map.location.pk) != location_id:
logger.warn("user with user_id" + str(user_id) + " not checked in to correct location: " + location_id)
logger.info("Incoming request- refresh playlist with parameters device_id " + str(user_id) + ", location_id " + str(location_id))
# Use location id to fetch current playlist
return __refreshPlaylistHelper__(consumer, location_id)
