From d6a193d93e2670cb2ed48db22051b6fc9922c787 Mon Sep 17 00:00:00 2001
From: Matthew Wild <mwild1@gmail.com>
Date: Fri, 27 Nov 2009 17:33:55 +0000
Subject: util.jid: Add join(node, host, resource) function to join the
 components and return nil if invalid

---
 util/jid.lua | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'util')

diff --git a/util/jid.lua b/util/jid.lua
index ccc8309c..b43247cc 100644
--- a/util/jid.lua
+++ b/util/jid.lua
@@ -65,4 +65,17 @@ function prep(jid)
 	return host;
 end
 
+function join(node, host, resource)
+	if node and host and resource then
+		return node.."@"..host.."/"..resource;
+	elseif node and host then
+		return node.."@"..host;
+	elseif host and resource then
+		return host.."/"..resource;
+	elseif host then
+		return host;
+	end
+	return nil; -- Invalid JID
+end
+
 return _M;
-- 
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