def handle_leave_channel(channel, subscribe_socket, push_socket, client_id):
# unsubscribe to events happening on this channel
channel_id = remove_user_from_channel(g.user, channel)
subscribe_socket.setsockopt(zmq.UNSUBSCRIBE, channel_id)
leave_channel_event = {
"action": "leave_channel",
"data": {
"user": {
"email": g.user["email"],
"gravatar": g.user["gravatar"],
"name": g.user["name"],
"username": g.user["email"].split("@")[0],
"status": "active",
},
"channel": channel,
},
}
# alert channel subscribers to user leaving
packed_leave_channel = json.dumps(leave_channel_event)
push_socket.send(" ".join([channel_id, packed_leave_channel]))
self_leave_channel_event = {
"action": "self_leave_channel",
"data": {
"client_id": client_id,
"channel": channel,
"channel_id": channel_id,
},
}
packed_self_leave_channel = json.dumps(self_leave_channel_event)
push_socket.send(" ".join([str(g.user["email"]), packed_self_leave_channel]))
def handle_publish_message(data, push_socket):
message = data["message"]
channel = data["channel"]
author = g.user["name"]
email = g.user["email"]
gravatar = g.user["gravatar"]
# we use isoformat in json because it cant handle datetime objects
time_now = datetime.datetime.utcnow()
mongo_event_object = {
"author": author,
"message": message,
"email": email,
"channel": channel,
"gravatar": gravatar,
"datetime": time_now
}
# db insertion adds an _id field
db.events.insert(mongo_event_object)
event_object = {
"action": "publish_message",
"data": message_dict_from_event_object(mongo_event_object),
}
packed = json.dumps(event_object)
# -> Everyone
# prepend an identifier showing which channel the event happened on for PUB/SUB
push_socket.send(" ".join([zmq_channel_key(channel), packed]))
def handle_leave_channel(channel, subscribe_socket, push_socket, client_id):
# unsubscribe to events happening on this channel
channel_id = remove_user_from_channel(g.user, channel)
subscribe_socket.setsockopt(zmq.UNSUBSCRIBE, channel_id)
leave_channel_event = {
"action": "leave_channel",
"data": {
"user": {
"email": g.user["email"],
"gravatar": g.user["gravatar"],
"name": g.user["name"],
"username": g.user["email"].split("@")[0],
"status": "active",
},
"channel": channel,
},
}
# alert channel subscribers to user leaving
packed_leave_channel = json.dumps(leave_channel_event)
push_socket.send(" ".join([channel_id, packed_leave_channel]))
self_leave_channel_event = {
"action": "self_leave_channel",
"data": {
"client_id": client_id,
"channel": channel,
"channel_id": channel_id,
},
}
packed_self_leave_channel = json.dumps(self_leave_channel_event)
push_socket.send(" ".join(
[str(g.user["email"]), packed_self_leave_channel]))
def handle_reorder_channels(channels, push_socket, client_id):
reorder_user_channels(g.user, channels)
self_reorder_channels_event = {
"action": "self_reorder_channels",
"data": {
"client_id": client_id,
"channels": channels,
},
}
self_reorder_channels = json.dumps(self_reorder_channels_event)
push_socket.send(" ".join([str(g.user["email"]), self_reorder_channels]))
def handle_reorder_channels(channels, push_socket, client_id):
reorder_user_channels(g.user, channels)
self_reorder_channels_event = {
"action": "self_reorder_channels",
"data": {
"client_id": client_id,
"channels": channels,
},
}
self_reorder_channels = json.dumps(self_reorder_channels_event)
push_socket.send(" ".join([str(g.user["email"]), self_reorder_channels]))
def send_join_channel(channel, user, push_socket):
channel_id = zmq_channel_key(channel)
join_channel_event = {
"action": "join_channel",
"data": {
"channel": channel,
"user": {
"email": user["email"],
"gravatar": user["gravatar"],
"name": user["name"],
"username": user["email"].split("@")[0],
"status": "active",
},
},
}
# alert channel subscribers to new user
packed_join_channel = json.dumps(join_channel_event)
push_socket.send(" ".join([channel_id, packed_join_channel]))
def send_join_channel(channel, user, push_socket):
channel_id = zmq_channel_key(channel)
join_channel_event = {
"action": "join_channel",
"data": {
"channel": channel,
"user": {
"email": user["email"],
"gravatar": user["gravatar"],
"name": user["name"],
"username": user["email"].split("@")[0],
"status": "active",
},
},
}
# alert channel subscribers to new user
packed_join_channel = json.dumps(join_channel_event)
push_socket.send(" ".join([channel_id, packed_join_channel]))
def handle_join_channel(channel, subscribe_socket, push_socket, client_id):
add_user_to_channel(g.user, channel)
set_user_channel_status(g.user, channel, "active")
channel_id = zmq_channel_key(channel)
send_join_channel(channel, g.user, push_socket)
# subscribe to events happening on this channel
subscribe_socket.setsockopt(zmq.SUBSCRIBE, channel_id)
join_channel_event = {
"action": "join_channel",
"data": {
"channel": channel,
"user": {
"email": g.user["email"],
"gravatar": g.user["gravatar"],
"name": g.user["name"],
"username": g.user["email"].split("@")[0],
"status": "active",
},
},
}
# alert channel subscribers to new user
packed_join_channel = json.dumps(join_channel_event)
push_socket.send(" ".join([channel_id, packed_join_channel]))
# alert the user's other open clients of the change
self_join_channel_event = {
"action": "self_join_channel",
"data": {
"client_id": client_id,
"channel": channel,
"channel_id": channel_id,
},
}
packed_self_join_channel = json.dumps(self_join_channel_event)
push_socket.send(" ".join([str(g.user["email"]),
packed_self_join_channel]))
def handle_join_channel(channel, subscribe_socket, push_socket, client_id):
add_user_to_channel(g.user, channel)
set_user_channel_status(g.user, channel, "active")
channel_id = zmq_channel_key(channel)
send_join_channel(channel, g.user, push_socket)
# subscribe to events happening on this channel
subscribe_socket.setsockopt(zmq.SUBSCRIBE, channel_id)
join_channel_event = {
"action": "join_channel",
"data": {
"channel": channel,
"user": {
"email": g.user["email"],
"gravatar": g.user["gravatar"],
"name": g.user["name"],
"username": g.user["email"].split("@")[0],
"status": "active",
},
},
}
# alert channel subscribers to new user
packed_join_channel = json.dumps(join_channel_event)
push_socket.send(" ".join([channel_id, packed_join_channel]))
# alert the user's other open clients of the change
self_join_channel_event = {
"action": "self_join_channel",
"data": {
"client_id": client_id,
"channel": channel,
"channel_id": channel_id,
},
}
packed_self_join_channel = json.dumps(self_join_channel_event)
push_socket.send(" ".join([str(g.user["email"]), packed_self_join_channel]))
def handle_publish_message(data, push_socket):
message = data["message"]
channel = data["channel"]
author = g.user["name"]
email = g.user["email"]
gravatar = g.user["gravatar"]
# we use isoformat in json because it cant handle datetime objects
time_now = datetime.datetime.utcnow()
mongo_event_object = { "author": author,
"message": message,
"email": email,
"channel": channel,
"gravatar": gravatar,
"datetime": time_now }
# db insertion adds an _id field
db.events.insert(mongo_event_object)
event_object = { "action":"publish_message",
"data": message_dict_from_event_object(mongo_event_object),
}
packed = json.dumps(event_object)
# -> Everyone
# prepend an identifier showing which channel the event happened on for PUB/SUB
push_socket.send(" ".join([zmq_channel_key(channel), packed]))
def send_user_status_update(user, channel, push_socket, status):
packed = json_user_status_event_object(user, channel, status)
push_socket.send(" ".join([zmq_channel_key(channel), packed]))
def send_user_status_update(user, channel, push_socket, status):
packed = json_user_status_event_object(user, channel, status)
push_socket.send(" ".join([zmq_channel_key(channel), packed]))
