From 3fe0697748c19ceaa0d95a5202f206f2fe9c1aa2 Mon Sep 17 00:00:00 2001
From: Jo-Philipp Wich <jow@openwrt.org>
Date: Mon, 8 Mar 2010 22:45:06 +0000
Subject: [PATCH] luci-0.9: minor fixes and sanity checks in network config
 pages

---
 .../luasrc/model/cbi/admin_network/ifaces.lua |  3 ++-
 .../model/cbi/admin_network/network.lua       | 27 ++++++++++++++-----
 2 files changed, 23 insertions(+), 7 deletions(-)

diff --git a/modules/admin-full/luasrc/model/cbi/admin_network/ifaces.lua b/modules/admin-full/luasrc/model/cbi/admin_network/ifaces.lua
index 8758f7300c..415dab6a93 100644
--- a/modules/admin-full/luasrc/model/cbi/admin_network/ifaces.lua
+++ b/modules/admin-full/luasrc/model/cbi/admin_network/ifaces.lua
@@ -27,7 +27,8 @@ local has_pppoa = fs.glob("/usr/lib/pppd/*/pppoatm.so")()
 m = Map("network", translate("interfaces"), translate("a_n_ifaces1"))
 
 s = m:section(NamedSection, arg[1], "interface")
-s.addremove = true
+s.addremove = false
+s.title = arg[1]:upper()
 
 back = s:option(DummyValue, "_overview", translate("overview"))
 back.value = ""
diff --git a/modules/admin-full/luasrc/model/cbi/admin_network/network.lua b/modules/admin-full/luasrc/model/cbi/admin_network/network.lua
index 0d0ce2c9a2..d645f0f0bb 100644
--- a/modules/admin-full/luasrc/model/cbi/admin_network/network.lua
+++ b/modules/admin-full/luasrc/model/cbi/admin_network/network.lua
@@ -13,6 +13,7 @@ You may obtain a copy of the License at
 $Id$
 ]]--
 
+local utl = require "luci.util"
 local sys = require "luci.sys"
 local wa  = require "luci.tools.webadmin"
 local fs  = require "nixio.fs"
@@ -68,7 +69,11 @@ end
 
 ifname = s:option(DummyValue, "ifname", translate("device"))
 function ifname.cfgvalue(self, section)
-	return netstate[section] and netstate[section].ifname
+	local ix = utl.trim(netstate[section] and netstate[section].ifname or "")
+	if #ix > 0 then
+		return ix
+	end
+	return "?"
 end
 
 ifname.titleref = luci.dispatcher.build_url("admin", "network", "vlan")
@@ -85,16 +90,26 @@ end
 
 hwaddr = s:option(DummyValue, "_hwaddr")
 function hwaddr.cfgvalue(self, section)
-	local ix = self.map:get(section, "ifname") or ""
-	return fs.readfile("/sys/class/net/" .. ix .. "/address")
-	 or luci.util.exec("ifconfig " .. ix):match(" ([A-F0-9:]+)%s*\n")
-	 or "n/a"
+	local ix = utl.trim(self.map:get(section, "ifname") or "")
+	if #ix > 0 then
+		local mac = fs.readfile("/sys/class/net/" .. ix .. "/address")
+			or luci.util.exec("ifconfig " .. ix):match(" ([A-F0-9:]+)%s*\n")
+
+		if mac and #mac > 0 then
+			return mac:upper()
+		end
+	end
+	return "?"
 end
 
 
 ipaddr = s:option(DummyValue, "ipaddr", translate("addresses"))
 function ipaddr.cfgvalue(self, section)
-	return table.concat(wa.network_get_addresses(section), ", ")
+	local addr = table.concat(wa.network_get_addresses(section), ", ")
+	if addr and #addr > 0 then
+		return addr
+	end
+	return "?"
 end
 
 txrx = s:option(DummyValue, "_txrx")
-- 
2.30.2