From 0fd6cb126b6238d2cbc01bed12ff043f45039c76 Mon Sep 17 00:00:00 2001
From: "Nicolas \"Pixel\" Noble" <pixel@nobis-crew.org>
Date: Mon, 29 Nov 2010 21:50:12 +0100
Subject: Having a better gestion of cookies.

---
 lib/httplib.lua | 27 +++++++++++++++++----------
 1 file changed, 17 insertions(+), 10 deletions(-)

diff --git a/lib/httplib.lua b/lib/httplib.lua
index f0e3453..42c42a6 100644
--- a/lib/httplib.lua
+++ b/lib/httplib.lua
@@ -52,30 +52,37 @@ local function clean_sessions()
     end
 end
 
-function get_session(req, res)
-    local sid
-    
-    clean_sessions()
-    
+function get_cookies(req)
+    local cookies = {}
     if req.headers.Cookie then
         local cookie_strings = split(req.headers.Cookie, ";")
-        local cookies = {}
         local k, v
         
         for k, v in pairs(cookie_strings) do
             local cname, cvalue = string.match(v, "(%w+)=(.+)")
             cookies[cname] = cvalue
         end
-        sid = cookies.sid
     end
+    return cookies
+end
+
+function set_cookie(res, key, val)
+    res.cookies_path = "/"
+    res.cookies = key .. "=" .. val
+end
+
+function get_session(req, res)
+    local sid
+    
+    clean_sessions()
+    
+    sid = get_cookies(req)["sid"]
     
     if not sid or not sessions[sid] then
         sid = generate_new_session()
     end
     
-    res.cookies_path = "/"
-    res.cookies = "sid=" .. sid
-    
+    set_cookie(res, "sid", sid)
     sessions[sid].access = time()
     
     return sessions[sid].data, sid
-- 
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