From 1c4bed6d2c6904bedb912f169eaf84b44894b362 Mon Sep 17 00:00:00 2001
From: Bryce Kahle <bkahle@gmail.com>
Date: Thu, 23 Oct 2014 12:18:51 -0400
Subject: [PATCH] Use faye for websocket request checks. No need to duplicate
 them.

---
 src/trans-websocket.coffee | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/src/trans-websocket.coffee b/src/trans-websocket.coffee
index fbde4941..1514c623 100644
--- a/src/trans-websocket.coffee
+++ b/src/trans-websocket.coffee
@@ -12,18 +12,10 @@ transport = require('./transport')
 
 exports.app =
     _websocket_check: (req, connection, head) ->
-        # Request via node.js magical 'upgrade' event.
-        if (req.headers.upgrade || '').toLowerCase() isnt 'websocket'
+        if not FayeWebsocket.isWebSocket(req)
             throw {
                 status: 400
-                message: 'Can "Upgrade" only to "WebSocket".'
-            }
-        conn = (req.headers.connection || '').toLowerCase()
-
-        if (conn.split(/, */)).indexOf('upgrade') is -1
-            throw {
-                status: 400
-                message: '"Connection" must be "Upgrade".'
+                message: 'Not a valid websocket request'
             }
 
     sockjs_websocket: (req, connection, head) ->