taiga-events/client.coffee

53 lines
1.3 KiB
CoffeeScript

uuid = require('node-uuid')
signing = require('./signing')
SubscriptionManager = require('./subscription').SubscriptionManager
clients = {}
class Client
constructor: (@ws) ->
@.id = uuid.v4()
@.handleEvents()
handleEvents: () ->
@ws.on 'message', @.handleMessage.bind(@)
handleMessage: (message) ->
msg = JSON.parse(message)
if msg.cmd == 'auth'
@.auth(msg.data)
else if msg.cmd == 'subscribe'
@.addSubscription(msg.routing_key)
else if msg.cmd == 'unsubscribe'
@.removeSubscription(msg.routing_key)
auth: (auth) ->
if auth.token and auth.sessionId and signing.verify(auth.token)
@.auth = auth
addSubscription: (routing_key) ->
if @.auth
if !@.subscriptionManager
@.subscriptionManager = new SubscriptionManager(@.id, @.auth, @ws)
@.subscriptionManager.add(routing_key)
close: () ->
if @.subscriptionManager
@.subscriptionManager.destroy()
removeSubscription: (routing_key) ->
if @.subscriptionManager
@.subscriptionManager.remove(routing_key)
exports.createClient = (ws) ->
client = new Client(ws)
clients[client.id] = client
client.ws.on 'close', (() ->
@.close()
delete clients[@.id]
).bind(client)