From 9d275b1487f4d67d0b58db2f2f07221b50275e34 Mon Sep 17 00:00:00 2001
From: Adam Soltys <adam.soltys@pwgsc-tpsgc.gc.ca>
Date: Mon, 19 Nov 2012 17:00:37 -0800
Subject: Don't override existing calculator

---
 app.coffee | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/app.coffee b/app.coffee
index 965de986..0ede9972 100644
--- a/app.coffee
+++ b/app.coffee
@@ -77,8 +77,13 @@ app.get('/ticker', (req, res) ->
 app.post('/users', (req, res) ->
   if req.body.login
     db = require("redis").createClient()
-    db.hmset(req.body.login, req.body, ->
-      res.redirect(req.body.login)
+    db.exists(req.body.login, (err, obj) ->
+      if obj
+        res.redirect(req.body.login)
+      else 
+        db.hmset(req.body.login, req.body, ->
+          res.redirect(req.body.login)
+        )
     )
   else
     params = []
-- 
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