def get(self):
user_key = self.get_current_user_key()
queries = models.Query.get(self.request.get_all('q')[:2])
user_key_0 = queries[0].parent_key()
user_key_1 = queries[1].parent_key()
if len(queries) != 2 \
or user_key_0 == user_key_1 \
or (user_key_0 != user_key and user_key_1 != user_key):
self.response.set_status(403)
return
if user_key_0 == user_key:
my_query = queries[0]
peer_query = queries[1]
peer_key = user_key_1
else:
my_query = queries[1]
peer_query = queries[0]
peer_key = user_key_0
title_1 = peer_query.query_string
title_2 = my_query.query_string
my_userchat, peer_userchat = create_chat(user_key, peer_key, title_1 = title_1, title_2 = title_2)
self.redirect('/chat/' + my_userchat.name)
def random_chat(user_key):
def hookup(user_key, queue_key):
now = datetime.datetime.now()
q = db.get(queue_key)
timediff = now - q.timestamp
if q is not None:
if q.timestamp < (
now - datetime.timedelta(seconds=config.RANDOM_CHAT_WAIT)):
db.delete(q)
return False
if common.get_ref_key(q, 'peer') is None:
q.peer = user_key
q.put()
return True
return False
peer_key = None
q_key = db.Key.from_path('RandomChatQueue', user_key.id_or_name())
q = models.RandomChatQueue.get(q_key)
if q:
peer_key = common.get_ref_key(q, 'peer')
else:
peers = db.Query(models.RandomChatQueue,
keys_only=True).filter('peer =', None)
for p in peers:
if db.run_in_transaction(hookup, user_key, p):
peer_key = db.Key.from_path('User', p.id_or_name())
break
if not peer_key:
q = models.RandomChatQueue(key=q_key)
q.put()
if peer_key is None:
return None
if q:
db.delete(q)
time.sleep(0.05) # wait for peer to finish creating UserChat instances
my_userchat, peer_userchat = create_chat(user_key,
peer_key,
title_1="random",
title_2="random")
return my_userchat.name
def random_chat(user_key):
def hookup(user_key, queue_key):
now = datetime.datetime.now()
q = db.get(queue_key)
timediff = now - q.timestamp
if q is not None:
if q.timestamp < (now - datetime.timedelta(seconds = config.RANDOM_CHAT_WAIT)):
db.delete(q)
return False
if common.get_ref_key(q, 'peer') is None:
q.peer = user_key
q.put()
return True
return False
peer_key = None
q_key = db.Key.from_path('RandomChatQueue', user_key.id_or_name())
q = models.RandomChatQueue.get(q_key)
if q:
peer_key = common.get_ref_key(q, 'peer')
else:
peers = db.Query(models.RandomChatQueue, keys_only = True).filter('peer =', None)
for p in peers:
if db.run_in_transaction(hookup, user_key, p):
peer_key = db.Key.from_path('User', p.id_or_name())
break
if not peer_key:
q = models.RandomChatQueue(key = q_key)
q.put()
if peer_key is None:
return None
if q:
db.delete(q)
time.sleep(0.05) # wait for peer to finish creating UserChat instances
my_userchat, peer_userchat = create_chat(user_key, peer_key, title_1 = "random", title_2 = "random")
return my_userchat.name
