From: Steven Barth <steven@midlink.org>
Date: Wed, 16 Jul 2008 07:26:36 +0000 (+0000)
Subject: libs/web: Added luci.web.dispatcher.registered
X-Git-Tag: 0.8.0~645
X-Git-Url: https://git.archive.openwrt.org/?p=project%2Fluci.git;a=commitdiff_plain;h=3ca2844c9fb46145e5c6023e8767137992e558cb

libs/web: Added luci.web.dispatcher.registered
---

diff --git a/libs/web/luasrc/dispatcher.lua b/libs/web/luasrc/dispatcher.lua
index 735e2a715..756f3cc7d 100644
--- a/libs/web/luasrc/dispatcher.lua
+++ b/libs/web/luasrc/dispatcher.lua
@@ -324,6 +324,20 @@ function entry(path, target, title, order)
 	return c
 end
 
+-- Checks whether a node exists
+function registered(...)
+	local c = context.tree
+
+	for k,v in ipairs(arg) do
+		if not c.nodes[v] then
+			return false
+		end
+
+		c = c.nodes[v]
+	end
+	return true
+end
+
 -- Fetch a dispatching node
 function node(...)
 	local c = context.tree