def upvote_song(room_number, url, cookie):
user_id = SecurityUtils.get_userId(cookie)
url = SecurityUtils.encrypt_url(url)
pending_songs = DBUtils.get_pending_songs(room_number)
# Check if a song is in the queue/pending songs
if url not in pending_songs:
return False, ErrorMsg.NO_SONG.value
songs = DBUtils.get_votes_per_user(room_number, user_id)
if url not in songs:
result = DBUtils.upvote(room_number, url, user_id)
msg = 'Something went wrong, please vote again!'
pending_songs = DBUtils.get_pending_songs(room_number)
sorted_queue = QueueModerator.sort_pending_songs(pending_songs)
return (True, sorted_queue,
None) if result else (False, sorted_queue, msg)
elif songs[url]:
sorted_queue = QueueModerator.sort_pending_songs(pending_songs)
msg = 'User has already voted for this song'
return False, sorted_queue, msg
sorted_queue = QueueModerator.sort_pending_songs(pending_songs)
return False, sorted_queue, None
def join_room(room_number, nickname, ip):
"""
Register a new user\n
Generates users id, computes it's secret token, saves it in database\n
:param room_number:\n
:param nickname: \n
:param ip: \n
:return: json{Status, [UserCookie]}
"""
#do not allow blocked IP users join
blocked_members = DBUtils.get_fields(room_number, ['blocked_members'])
if blocked_members is not None:
blocked_members = blocked_members[0]['blocked_members']
ips = []
for userId in blocked_members:
ips.append(blocked_members[userId]['IP'])
if ip in ips:
return Response.responseFailure(
"Blocked from entering this party room")
#get unique ID
try:
# print("pre user ID")
userId = DBUtils.generateUniqueId(Purpose.USER, room_number)
# print("after UserID has been assigned")
result = userId
except ValueError as error:
return Response.responseFailure("Room does not exist")
token = SecurityUtils.generateToken()
user = {
userId: {
'nickname': nickname,
'token': token,
'IP': ip,
'songs': {}
},
}
#save in database
result = DBUtils.add_member(room_number, user)
if result:
#generate user identifiers
cookie = SecurityUtils.generateCookie(userId, token)
return Response.responseSuccess({
"UserCookie":
cookie,
"UserId":
userId,
"SpotifySearchToken":
TokenModerator.get_client_credentials_token(),
"YoutubeSearchToken":
config.TOKEN_KEYS['YOUTUBE_DATA_API']
})
else:
return Response.responseFailure("Failed to add new party member")
def create_room():
'''
:return: if successful - True, room object; else - False, {}, message
# return: response message, either success or failure which holds a room object with the following fields:
# queue - dictionary/json object with pending songs
# history - dictionary/json object with played songs
# searchToken - search token (TODO)
# accessToken - access token (TODO)
# master - id of creator of room (TODO)
# users - list with user ids and their votes
# return json response with room if it's created, otherwise empty object and a failure message
'''
userId = DBUtils.generateUniqueId(Purpose.USER)
token = SecurityUtils.generateToken()
cookie = SecurityUtils.generateCookie(userId, token)
spotify_search_token = TokenModerator.get_client_credentials_token()
youtube_key = TokenModerator.get_youtube_search_key()
room_obj = {
# '_id': DBUtils.generateUniqueId(Purpose.ROOM),
'_id': DBUtils.generateFourSymbolId(),
'master': {userId: token},
'SpotifySearchToken': spotify_search_token,
'YoutubeSearchToken': youtube_key,
'head': None,
'queue': {},
'history': {}, # played songs
'users': {
userId:{
'nickname': 'Master',
'token': token,
'IP': "localhost",
'songs': {} #master does not have 'blocked' field on purpose
}
},
'blocked_members':{}
}
#@think is it ok to return values as head, users, master, _id as those are not needed
result = DBUtils.create_room(room_obj)
# cookie to identify the master
room_obj.update({'MasterCookie': cookie})
if result:
return True, room_obj, None
else:
msg = 'Room was not created'
return False, {}, msg
def enqueue_song(room_number, url, name, duration, userId):
url = SecurityUtils.encrypt_url(url)
room = DBUtils.get_room(room_number)
queue = room['queue']
# Assume a song does not exist
exists = False
if url in queue:
exists = True
queue_list = QueueModerator.sort_pending_songs(queue)
return False, queue_list
song = {
'name': name,
'score': 0, # initial score is always 0
'duration': duration,
'nickname': DBUtils.get_member(userId,
room_number)[userId]['nickname'],
'userId': userId
}
result = DBUtils.enqueue_song(room['_id'], url, song,
len(queue.keys()) + 1)
unsorted_queue = DBUtils.get_pending_songs(room_number)
queue_list = QueueModerator.sort_pending_songs(unsorted_queue)
return result, queue_list
def remove_song(room_number, url):
url = SecurityUtils.encrypt_url(url)
is_successful, unsorted_queue = DBUtils.remove_song(room_number, url)
sorted_queue = QueueModerator.sort_pending_songs(unsorted_queue)
if is_successful:
return True, sorted_queue, None
else:
return False, sorted_queue, ErrorMsg.NOT_REMOVED.value
def master_in_route(*args, **kwargs):
cookie = request.headers.get('Authorization')
if cookie is None:
return Response.responseFailure(ErrorMsg.NO_AUTH.value)
room_number = kwargs['room_number']
is_allowed = SecurityUtils.checkUser(room_number, cookie, True)
if is_allowed:
return f(*args, **kwargs)
else:
return Response.responseFailure(ErrorMsg.NO_MASTER.value)
def sort_pending_songs(songs):
priority_queue = DuplicatePriorityQueue()
queue_list = []
if type(songs) is dict:
for x in songs.keys():
song = songs[x]
song['url'] = SecurityUtils.decrypt_url(x)
priority_queue.enqueue(songs[x], songs[x]['score'])
while len(priority_queue) > 0:
queue_list.append(priority_queue.dequeue())
return queue_list
def unvote_song(room_number, url, cookie):
user_id = SecurityUtils.get_userId(cookie)
url = SecurityUtils.encrypt_url(url)
pending_songs = DBUtils.get_pending_songs(room_number)
# Check if a song is in the queue/pending songs
if url not in pending_songs:
sorted_queue = QueueModerator.sort_pending_songs(pending_songs)
return False, sorted_queue, ErrorMsg.NO_SONG.value
songs = DBUtils.get_votes_per_user(room_number, user_id)
if url not in songs or songs[url] == 0:
sorted_queue = QueueModerator.sort_pending_songs(pending_songs)
return False, sorted_queue, ErrorMsg.NO_VOTE.value
result, err = DBUtils.unvote(room_number, url, user_id)
pending_songs = DBUtils.get_pending_songs(room_number)
sorted_queue = QueueModerator.sort_pending_songs(pending_songs)
if result:
return True, sorted_queue, None
else:
return False, sorted_queue, err.value
def dequeue_song(room_number):
is_successful, dequeued_song, msg = DBUtils.dequeue_song(room_number)
history, unsorted_queue = DBUtils.get_all_songs(room_number)
queue = QueueModerator.sort_pending_songs(unsorted_queue)
history = QueueModerator.decrypt_urls(history)
decrypted_song = None
if dequeued_song is not None:
for x in dequeued_song.keys():
decrypted_song = dequeued_song[x]
decrypted_song['url'] = SecurityUtils.decrypt_url(x)
break
if is_successful:
return True, history, queue, decrypted_song, None
else:
return False, history, queue, decrypted_song, msg.value
def decrypt_urls(songs_object):
decrypted_url_songs = {}
for x in songs_object.keys():
decoded_url = SecurityUtils.decrypt_url(x)
decrypted_url_songs[decoded_url] = songs_object[x]
return decrypted_url_songs