def launch_talk(talk_to_user_id):
"""
Launch a new talk function,
for current logined user want to talk to user for _user_id
POST:
no data
Response 200 if success
If the user is not exist return error code 400
If the user is not both online, return 406
"""
user = g.user
if user is None:
pass
talk_to_user = User.query.get(talk_to_user_id)
if talk_to_user is None:
return user_not_exist_by_id(talk_to_user_id)
if user.id not in online_users.get_online_users():
return Response("User %s is not online now" % user.username, 406)
if talk_to_user_id not in online_users.get_online_users():
return Response("User %s is not online now" % talk_to_user.username, 406)
talk_manager.new_talk(user.id, talk_to_user_id)
return Response("launch talk to %s" % talk_to_user.username, 200)
def logout():
"""
Logout function
POST:
no data
Response 200 if success
If user is not exist, return 400
If user is not online, return 406
"""
user = g.user
if user.id not in online_users.get_online_users():
return Response("user %s is not online now" % user.username, 406)
# delete user in online list, talk_manager
del g.user
online_users.delete_user(user)
talk_manager.delete_user(user.id)
room_manager.exit_all_room(user.id)
return Response("logout success", 200)
def check_new_talk():
"""
Check new talk function, check if someone want to
talk to you, please ensure 'Connection:Keep-Alive' for this
connection(a long polling interface)
GET:
no data
Response:
if someone want to talk to you, return
{'senders': [{'user_id': user_id, 'username': username,
'user_ip': user_ip}, ....]}
If the user is not exist, return 400
If 'Keep-Alive' is not in the 'Connection' field, return 406
If the user is not online, return 406
"""
connection = request.headers.get('Connection', None)
if connection is None or connection.lower() != 'keep-alive':
#return Response("You should put \'Keep-Alive\' in \'Connection\' field", 406)
return add_keep_alive()
user = g.user
if user is None:
pass
if user.id not in online_users.get_online_users():
return Response("User %s is not online now" % user.username, 406)
initiator_list = talk_manager.tell_to_talk(user.id)
if initiator_list is not None:
return_json = []
for initiator_id in initiator_list:
initiator = User.query.get(initiator_id)
initiator_ip = online_users.get_online_user_ip(initiator)
return_json.append(
{'user_id': initiator.id,
'username': initiator.username,
'user_ip': initiator_ip}
)
return jsonify(senders=return_json)
