def ajax_get_winner(request):
""""
Closes out current round, and gets next video to play (i.e. winner of votes)
and returns winning song data as JSON
"""
if request.is_ajax():
# Get arguments
channel_hash_code = request.GET.get('code')
try:
data = {}
# Pause voting while we update things
c = channel.retrieve(channel_hash_code)
c.is_accepting_votes = False
c.save()
# Get winner
winning_video = voting.get_winner(channel_hash_code)
data['video_url'] = winning_video.video_url
data['artist'] = winning_video.artist_name
data['song'] = winning_video.song_name
# Delete last round/Setup next round
cvr = voting.create_round(channel_hash_code)
# Update channel
c.is_accepting_votes = True
c.last_song_play_date = datetime.now()
c.current_round = cvr
c.save()
data['success'] = True
except:
data['success'] = False
# Render response
return HttpResponse(json.dumps(data), mimetype='application/json')
else:
# Should only be accessed in an ajax way, otherwise this request is
# whack and throwing that shit back
return HttpResponseRedirect("/")
def play_seed(request):
"""
Play seed channel (new channel based on a seed artist)
"""
# Read in seed artist from GET parameter
raw_term = request.GET.get('artist')
artist_name = urllib.unquote(raw_term).strip()
# Artist validations
if len(artist_name) == 0:
template = "error_message.html"
data = {}
data['message'] = "Please specify an artist name."
return render_to_response(template, data, context_instance=RequestContext(request))
if not echonest.check_if_artist_exists(artist_name):
template = "error_message.html"
data = {}
data['message'] = "Sorry, we could not find an artist called: " + artist_name + ". Please try another artist."
return render_to_response(template, data, context_instance=RequestContext(request))
# Construct channel & setup voting round (every time a new video
# is played, a new 'round' of voting is started)
c_dict = channel.create_channel_and_get_first_video(artist_name)
c = c_dict['channel']
v = c_dict['video_info']
cvr = voting.create_round(c.channel_hash)
c.current_round = cvr
c.is_accepting_votes = True
c.save()
# Time to render
data = dict([('channel_phone_number', os.environ['TWILIO_SMS_NUMBER']), ('channel_hash', c.channel_hash),
('video_url', v['source_url']), ('initial_artist', c_dict['artist']), ('initial_song', c_dict['song'])])
template = 'play.html'
return render_to_response(template, data, context_instance=RequestContext(request))
