-- Copyright 2008 Steven Barth <steven@midlink.org>
-- Licensed to the public under the Apache License 2.0.

require("luci.ip")
require("luci.model.uci")


local basicParams = {
	--								
	-- Widget, Name, Default(s), Description
	--
					
	{ ListValue, "verb", { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 }, translate("Set output verbosity") },
	{ Value, "nice",0, translate("Change process priority") },
	{ Value,"port",1194, translate("TCP/UDP port # for both local and remote") },
	{ ListValue,"dev_type",{ "tun", "tap" }, translate("Type of used device") },
	{ Flag,"tun_ipv6",0, translate("Make tun device IPv6 capable") },

	{ Value,"ifconfig","10.200.200.3 10.200.200.1", translate("Set tun/tap adapter parameters") },
	{ Value,"server","10.200.200.0 255.255.255.0", translate("Configure server mode") },
	{ Value,"server_bridge","192.168.1.1 255.255.255.0 192.168.1.128 192.168.1.254", translate("Configure server bridge") },
	{ Flag,"nobind",0, translate("Do not bind to local address and port") },

	{ ListValue,"comp_lzo",{"yes","no","adaptive"}, translate("Use fast LZO compression") },
	{ Value,"keepalive","10 60", translate("Helper directive to simplify the expression of --ping and --ping-restart in server mode configurations") },

	{ ListValue,"proto",{ "udp", "udp6", "tcp", "tcp6" }, translate("Use protocol") },

	{ Flag,"client",0, translate("Configure client mode") },
	{ Flag,"client_to_client",0, translate("Allow client-to-client traffic") },
	{ DynamicList,"remote","vpnserver.example.org", translate("Remote host name or ip address") },

	{ FileUpload,"secret","/etc/openvpn/secret.key", translate("Enable Static Key encryption mode (non-TLS)") },
	{ Value,"key_direction","1", translate("The key direction for 'tls-auth' and 'secret' options") },
	{ FileUpload,"pkcs12","/etc/easy-rsa/keys/some-client.pk12", translate("PKCS#12 file containing keys") },
	{ FileUpload,"ca","/etc/easy-rsa/keys/ca.crt", translate("Certificate authority") },
	{ FileUpload,"dh","/etc/easy-rsa/keys/dh1024.pem", translate("Diffie Hellman parameters") },
	{ FileUpload,"cert","/etc/easy-rsa/keys/some-client.crt", translate("Local certificate") },
	{ FileUpload,"key","/etc/easy-rsa/keys/some-client.key", translate("Local private key") },
}


local m = Map("openvpn")
local p = m:section( SimpleSection )

p.template = "openvpn/pageswitch"
p.mode     = "basic"
p.instance = arg[1]


local s = m:section( NamedSection, arg[1], "openvpn" )

for _, option in ipairs(basicParams) do
	local o = s:option(
		option[1], option[2],
		option[2], option[4]
	)
	
	o.optional = true

	if option[1] == DummyValue then
		o.value = option[3]
	else
		if option[1] == DynamicList then
			o.cast = nil
			function o.cfgvalue(...)
				local val = AbstractValue.cfgvalue(...)
				return ( val and type(val) ~= "table" ) and { val } or val
			end
		end

		if type(option[3]) == "table" then
			if o.optional then o:value("", "-- remove --") end
			for _, v in ipairs(option[3]) do
				v = tostring(v)
				o:value(v)
			end
			o.default = tostring(option[3][1])
		else
			o.default = tostring(option[3])
		end
	end

	for i=5,#option do
		if type(option[i]) == "table" then
			o:depends(option[i])
		end
	end
end

return m