From fe24757d5207309429c1b212b33d49d72429b6af Mon Sep 17 00:00:00 2001
From: Kaarle Ritvanen <kaarle.ritvanen@datakunkku.fi>
Date: Fri, 26 Apr 2013 13:29:40 +0300
Subject: deal with requests with zero Content-Length

---
 server.lua | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/server.lua b/server.lua
index 9fe4f5e..6be07da 100644
--- a/server.lua
+++ b/server.lua
@@ -40,11 +40,14 @@ return function(env)
 	  end
 
 	  local data
-	  if env.CONTENT_LENGTH then
+	  local length = env.CONTENT_LENGTH and tonumber(
+	     env.CONTENT_LENGTH
+	  ) or 0
+	  if length > 0 then
 	     local success
 	     success, data = pcall(
 		json.decode,
-		env.input:read(env.CONTENT_LENGTH)
+		env.input:read(length)
 	     )
 	     if not success then
 		return wrap(400, nil, 'Request not in JSON format')
-- 
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