--[[
LuCI - Lua Configuration Interface

Copyright 2011 Jo-Philipp Wich <xm@subsignal.org>

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

	http://www.apache.org/licenses/LICENSE-2.0
]]--

local map, section, net = ...
local ifc = net:get_interface()

local hostname, accept_ra, send_rs
local bcast, no_gw, no_dns, dns, metric, clientid, vendorclass


hostname = section:taboption("general", Value, "hostname",
	translate("Hostname to send when requesting DHCP"))

hostname.placeholder = luci.sys.hostname()
hostname.datatype    = "hostname"


if luci.model.network:has_ipv6() then

	accept_ra = s:taboption("general", Flag, "accept_ra", translate("Accept router advertisements"))
	accept_ra.default = accept_ra.enabled


	send_rs = s:taboption("general", Flag, "send_rs", translate("Send router solicitations"))
	send_rs.default = send_rs.disabled
	send_rs:depends("accept_ra", "")

end

bcast = section:taboption("advanced", Flag, "broadcast",
	translate("Use broadcast flag"),
	translate("Required for certain ISPs, e.g. Charter with DOCSIS 3"))

bcast.default = bcast.disabled


no_gw = section:taboption("advanced", Flag, "gateway",
	translate("Use default gateway"),
	translate("If unchecked, no default route is configured"))

no_gw.default = no_gw.enabled

function no_gw.cfgvalue(...)
	return Flag.cfgvalue(...) == "0.0.0.0" and "0" or "1"
end

function no_gw.write(self, section, value)
	if value == "1" then
		m:set(section, "gateway", nil)
	else
		m:set(section, "gateway", "0.0.0.0")
	end
end


no_dns = section:taboption("advanced", Flag, "_no_dns",
	translate("Use DNS servers advertised by peer"),
	translate("If unchecked, the advertised DNS server addresses are ignored"))

no_dns.default = no_dns.enabled

function no_dns.cfgvalue(self, section)
	local addr
	for addr in luci.util.imatch(m:get(section, "dns")) do
		return self.disabled
	end
	return self.enabled
end

function no_dns.remove(self, section)
	return m:del(section, "dns")
end

function no_dns.write() end


dns = section:taboption("advanced", DynamicList, "dns",
	translate("Use custom DNS servers"))

dns:depends("_no_dns", "")
dns.datatype = "ipaddr"
dns.cast     = "string"


metric = section:taboption("advanced", Value, "metric",
	translate("Use gateway metric"))

metric.placeholder = "0"
metric.datatype    = "uinteger"
metric:depends("gateway", "1")


clientid = section:taboption("advanced", Value, "clientid",
	translate("Client ID to send when requesting DHCP"))


vendorclass = section:taboption("advanced", Value, "vendorid",
	translate("Vendor Class to send when requesting DHCP"))


macaddr = section:taboption("advanced", Value, "macaddr", translate("Override MAC address"))
macaddr.placeholder = ifc and ifc:mac() or "00:00:00:00:00:00"
macaddr.datatype    = "macaddr"


mtu = section:taboption("advanced", Value, "mtu", translate("Override MTU"))
mtu.placeholder = "1500"
mtu.datatype    = "max(1500)"