Q = require "q"
Channel = require("../model/channels").Channel
logger = require "winston"
config = require '../config/config'
statsdServer = config.get 'statsd'
application = config.get 'application'
SDC = require 'statsd-client'
os = require 'os'
domain = "#{os.hostname()}.#{application.name}.appMetrics"
sdc = new SDC statsdServer
exports.authoriseUser = (ctx, done) ->
Channel.findOne { _id: ctx.request.header['channel-id'] }, (err, channel) ->
ctx.authorisedChannel = channel
done null, channel
###
# Koa middleware for bypassing authorisation for polling
###
exports.koaMiddleware = (next) ->
startTime = new Date() if statsdServer.enabled
authoriseUser = Q.denodeify exports.authoriseUser
yield authoriseUser this
sdc.timing "#{domain}.pollingBypassAuthorisationMiddleware", startTime if statsdServer.enabled
yield next
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