themes/openwrt: cleanup menu construction code, use node_visible() and node_childs() helper

themes/openwrt/luasrc/view/themes/openwrt.org/header.htm

@@ -13,88 +13,74 @@ $Id$
 
 -%>
 <%
-require("luci.sys")
+	local sys  = require "luci.sys"
-local load1, load5, load15 = luci.sys.loadavg()
+	local http = require "luci.http"
-local request  = require("luci.dispatcher").context.path
+	local disp = require "luci.dispatcher"
-local category = request[1]
-local request2 = require("luci.dispatcher").context.request
-local leaf     = request2[#request2]
-local tree     = luci.dispatcher.node()
-local cattree  = category and luci.dispatcher.node(category)
-local node     = luci.dispatcher.context.dispatched
-local hostname = luci.sys.hostname()
 
-local c = tree
+	local hostname = sys.hostname()
-local i, r
+	local load1, load5, load15 = sys.loadavg()
-for i,r in ipairs(request) do
+
+	local request  = disp.context.path
+	local request2 = disp.context.request
+
+	local category = request[1]
+	local cattree  = category and disp.node(category)
+
+	local leaf = request2[#request2]
+
+	local tree = disp.node()
+	local node = disp.context.dispatched
+
+	local categories = disp.node_childs(tree)
+
+	local c = tree
+	local i, r
+
+	-- tag all nodes leading to this page
+	for i, r in ipairs(request) do
 		if c.nodes and c.nodes[r] then
 			c = c.nodes[r]
 			c._menu_selected = true
 		end
-end
-
-local has_categories = 0
-for i,r in pairs(tree.nodes) do
-	if r.title and not r.hidden then
-		has_categories = has_categories + 1
 	end
-end
-
-require("luci.i18n").loadc("base")
-require("luci.http").prepare_content("application/xhtml+xml")
 
+	http.prepare_content("application/xhtml+xml")
 
 	local function nodeurl(prefix, name, query)
 		local url = controller .. prefix .. name .. "/"
 		if query then
-			url = url .. luci.http.build_querystring(query)
+			url = url .. http.build_querystring(query)
 		end
 		return pcdata(url)
 	end
 
 	local function subtree(prefix, node, level)
-		if not node.nodes or node.hidden then
-			return false
-		end
-
 		if not level then
 			level = 1
 		end
 
-		local index = {}
+		local childs = disp.node_childs(node)
-		local count = 0
+		if #childs > 0 then
-		for k, n in pairs(node.nodes) do
-			if n.title and n.target then
-				table.insert(index, {name=k, order=n.order or 100})
-				count = count + 1
-			end
-		end
-
-		table.sort(index, function(a, b) return a.order < b.order end)
-
-		if count > 0 then
 %>
 	<div class="tabmenu<%=level%>">
 	<ul class="tabmenu l<%=level%>">
 		<%
 			local selected_node
 			local selected_name
+			local i, v
 
-			for j, v in pairs(index) do
+			for i, v in ipairs(childs) do
-				if #v.name > 0 then
+				local nnode = node.nodes[v]
-					local nnode = node.nodes[v.name]
-
 				if nnode._menu_selected then
 					selected_node = nnode
-						selected_name = v.name
+					selected_name = v
 				end
 		%>
-			<li class="tabmenu-item-<%=v.name%><% if nnode._menu_selected or (node.leaf and v.name == leaf) then %> active<% end %>">
+			<li class="tabmenu-item-<%=v%><% if nnode._menu_selected or (node.leaf and v == leaf) then %> active<% end %>">
-				<a href="<%=nodeurl(prefix, v.name, nnode.query)%>"><%=striptags(translate(nnode.title))%></a>
+				<a href="<%=nodeurl(prefix, v, nnode.query)%>"><%=striptags(translate(nnode.title))%></a>
 			</li>
 		<%
 			end
-			end
 		%>
 	</ul>
 	<br style="clear:both" />
@@ -107,8 +93,6 @@ require("luci.http").prepare_content("application/xhtml+xml")
 <%
 		end
 	end
-
-
 -%>
 
 <?xml version="1.0" encoding="utf-8"?>
@@ -146,15 +130,12 @@ require("luci.http").prepare_content("application/xhtml+xml")
 	</span>
 </div>
 
-<% if has_categories > 1 then %>
+<% if #categories > 1 then %>
-<ul id="modemenu"><%
+	<ul id="modemenu">
-for k,node in pairs(tree.nodes) do
+		<% for i, r in ipairs(categories) do %>
-	if node.title and not node.hidden then %>
+			<li><a<% if request[1] == r then %> class="active"<%end%> href="<%=controller%>/<%=r%>/"><%=striptags(translate(tree.nodes[r].title))%></a></li>
-<li><a<% if request[1] == k then %> class="active"<%end%> href="<%=controller%>/<%=k%>/"><%=striptags(translate(node.title))%></a></li><%
+		<% end %>
-	end
+	</ul>
-end
-%>
-</ul>
 <% end %>
 
 <%