Propagate CBI status via HTTP-Header

[project/luci.git] / libs / web / luasrc / dispatcher.lua

diff --git a/libs/web/luasrc/dispatcher.lua b/libs/web/luasrc/dispatcher.lua
index a54685f..d199d41 100644 (file)
--- a/libs/web/luasrc/dispatcher.lua
+++ b/libs/web/luasrc/dispatcher.lua
@@ -487,13 +487,20 @@ function cbi(model)
        return function(...)
                require("luci.cbi")
                require("luci.template")
+               local http = require "luci.http"
 
                maps = luci.cbi.load(model, ...)
 
+               local state = nil
+
                for i, res in ipairs(maps) do
-                       res:parse()
+                       local cstate = res:parse()
+                       if not state or cstate < state then
+                               state = cstate
+                       end
                end
 
+               http.header("X-CBI-State", state or 0)
                luci.template.render("cbi/header")
                for i, res in ipairs(maps) do
                        res:render()
@@ -508,13 +515,20 @@ function form(model)
        return function(...)
                require("luci.cbi")
                require("luci.template")
+               local http = require "luci.http"
 
                maps = luci.cbi.load(model, ...)
 
+               local state = nil
+
                for i, res in ipairs(maps) do
-                       res:parse()
+                       local cstate = res:parse()
+                       if not state or cstate < state then
+                               state = cstate
+                       end
                end
 
+               http.header("X-CBI-State", state or 0)
                luci.template.render("header")
                for i, res in ipairs(maps) do
                        res:render()