luci-app-radicale: New app to support Radicale CalDAV/CardDAV server

New Application
!!! Dependency not set because there are two packages "radicale-py2" and
"radicale-py3" (currently BROKEN) available !!!

Signed-off-by: Christian Schoenebeck <christian.schoenebeck@gmail.com>

8 files changed, 1911 insertions, 0 deletions

diff --git a/applications/luci-app-radicale/Makefile b/applications/luci-app-radicale/Makefile
new file mode 100644
index 0000000000..07998aee58
--- /dev/null
+++ b/applications/luci-app-radicale/Makefile
@@ -0,0 +1,41 @@
+#
+# Copyright (C) 2008-2015 The LuCI Team <luci@lists.subsignal.org>
+#
+# This is free software, licensed under the Apache License, Version 2.0 .
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=luci-app-radicale
+
+# Version == major.minor.patch
+# increase "minor" on new functionality and "patch" on patches/optimization
+PKG_VERSION:=1.0.0
+
+# Release == build
+# increase on changes of translation files
+PKG_RELEASE:=1
+
+PKG_LICENSE:=Apache-2.0
+PKG_MAINTAINER:=Christian Schoenebeck <christian.schoenebeck@gmail.com>
+
+# LuCI specific settings
+LUCI_TITLE:=LuCI Support for Radicale CardDAV/CalDAV
+LUCI_DEPENDS:=+luci-mod-admin-full
+LUCI_PKGARCH:=all
+
+define Package/$(PKG_NAME)/config
+# shown in make menuconfig <Help>
+help
+	$(LUCI_TITLE)
+	.
+	!!!   Package "radicale-py2" or "radicale-py3" needs to be   !!!
+	!!! installed sepearatly. There is no buildin dependency set !!!
+	.
+	Version: $(PKG_VERSION)-$(PKG_RELEASE)
+	$(PKG_MAINTAINER)
+endef
+
+include $(TOPDIR)/feeds/luci/luci.mk
+
+# call BuildPackage - OpenWrt buildroot signature
diff --git a/applications/luci-app-radicale/luasrc/controller/radicale.lua b/applications/luci-app-radicale/luasrc/controller/radicale.lua
new file mode 100755
index 0000000000..662c60d5a6
--- /dev/null
+++ b/applications/luci-app-radicale/luasrc/controller/radicale.lua
@@ -0,0 +1,210 @@
+-- Copyright 2014 Christian Schoenebeck <christian dot schoenebeck at gmail dot com>
+-- Licensed under the Apache License, Version 2.0
+
+module("luci.controller.radicale", package.seeall)
+
+local NX    = require("nixio")
+local NXFS  = require("nixio.fs")
+local DISP  = require "luci.dispatcher"
+local HTTP  = require("luci.http")
+local I18N = require("luci.i18n")	-- not globally avalible here
+local UTIL  = require("luci.util")
+local SYS   = require("luci.sys")
+
+function index()
+	entry( {"admin", "services", "radicale"}, alias("admin", "services", "radicale", "edit"), _("CalDAV/CardDAV"), 58)
+	entry( {"admin", "services", "radicale", "edit"}, cbi("radicale") ).leaf = true
+	entry( {"admin", "services", "radicale", "logview"}, call("_logread") ).leaf = true
+	entry( {"admin", "services", "radicale", "startstop"}, call("_startstop") ).leaf = true
+	entry( {"admin", "services", "radicale", "status"}, call("_status") ).leaf = true
+end
+
+-- called by XHR.get from detail_logview.htm
+function _logread()
+	-- read application settings
+	local uci     = UCI.cursor()
+	local logfile = uci:get("radicale", "radicale", "logfile") or "/var/log/radicale"
+	uci:unload("radicale")
+
+	local ldata=NXFS.readfile(logfile)
+	if not ldata or #ldata == 0 then
+		ldata="_nodata_"
+	end
+	HTTP.write(ldata)
+end
+
+-- called by XHR.get from detail_startstop.htm
+function _startstop()
+	local pid = get_pid()
+	if pid > 0 then
+		SYS.call("/etc/init.d/radicale stop")
+		NX.nanosleep(1)		-- sleep a second
+		if NX.kill(pid, 0) then	-- still running
+			NX.kill(pid, 9)	-- send SIGKILL
+		end
+		pid = 0
+	else
+		SYS.call("/etc/init.d/radicale start")
+		NX.nanosleep(1)		-- sleep a second
+		pid = get_pid()
+		if pid > 0 and not NX.kill(pid, 0) then
+			pid = 0		-- process did not start
+		end
+	end
+	HTTP.write(tostring(pid))	-- HTTP needs string not number
+end
+
+-- called by XHR.poll from detail_startstop.htm
+function _status()
+	local pid = get_pid()
+	HTTP.write(tostring(pid))	-- HTTP needs string not number
+end
+
+-- Application / Service specific information functions ########################
+function luci_app_name()
+	return	"luci-app-radicale"
+end
+
+function service_name()
+	return	"radicale"
+end
+function service_required()
+	return	"0.10-1"
+end
+function service_installed()
+	local v = ipkg_ver_installed("radicale-py2")
+	if not v or #v == 0 then v = ipkg_ver_installed("radicale-py3") end
+	if not v or #v == 0 then v = "0" end
+	return v
+end
+function service_ok()
+	return	ipkg_ver_compare(service_installed(),">=",service_required())
+end
+
+function app_title_main()
+	return	[[</a><a href="javascript:alert(']]
+			.. I18N.translate("Version Information")
+			.. [[\n\n]] .. luci_app_name()
+			.. [[\n\t]] .. I18N.translate("Version") .. [[:\t]]
+				.. (ipkg_ver_installed(luci_app_name()) == ""
+					and I18N.translate("NOT installed")
+					or ipkg_ver_installed(luci_app_name()) )
+			.. [[\n\n]] .. service_name() .. [[ ]] .. I18N.translate("required") .. [[:]]
+			.. [[\n\t]] .. I18N.translate("Version") .. [[:\t]]
+				.. service_required() .. [[ ]] .. I18N.translate("or higher")
+			.. [[\n\n]] .. service_name() .. [[ ]] .. I18N.translate("installed") .. [[:]]
+			.. [[\n\t]] .. I18N.translate("Version") .. [[:\t]]
+				.. (service_installed() == "0"
+					and I18N.translate("NOT installed")
+					or service_installed())
+			.. [[\n\n]]
+	 	.. [[')">]]
+		.. I18N.translate("Radicale CalDAV/CardDAV Server")
+end
+function app_title_back()
+	return	[[</a><a href="]]
+			.. DISP.build_url("admin", "services", "radicale")
+		.. [[">]]
+		.. I18N.translate("Radicale CalDAV/CardDAV Server")
+end
+function app_description()
+	return	I18N.translate("The Radicale Project is a complete CalDAV (calendar) and CardDAV (contact) server solution.") .. [[<br />]]
+	     .. I18N.translate("Calendars and address books are available for both local and remote access, possibly limited through authentication policies.") .. [[<br />]]
+	     .. I18N.translate("They can be viewed and edited by calendar and contact clients on mobile phones or computers.")
+end
+
+-- other multiused functions ###################################################
+
+--return pid of running process
+function get_pid()
+	return tonumber(SYS.exec([[ps | grep "[p]ython.*[r]adicale" 2>/dev/null | awk '{print $1}']])) or 0
+end
+
+-- compare versions using "<=" "<" ">" ">=" "=" "<<" ">>"
+function ipkg_ver_compare(ver1, comp, ver2)
+	if not ver1 or not (#ver1 > 0)
+	or not ver2 or not (#ver2 > 0)
+	or not comp or not (#comp > 0) then return nil end
+	-- correct compare string
+	if comp == "<>" or comp == "><" or comp == "!=" or comp == "~=" then comp = "~="
+	elseif comp == "<=" or comp == "<" or comp == "=<" then comp = "<="
+	elseif comp == ">=" or comp == ">" or comp == "=>" then comp = ">="
+	elseif comp == "="  or comp == "==" then comp = "=="
+	elseif comp == "<<" then comp = "<"
+	elseif comp == ">>" then comp = ">"
+	else return nil end
+
+	local av1 = UTIL.split(ver1, "[%.%-]", nil, true)
+	local av2 = UTIL.split(ver2, "[%.%-]", nil, true)
+
+	for i = 1, math.max(table.getn(av1),table.getn(av2)), 1  do
+		local s1 = av1[i] or ""
+		local s2 = av2[i] or ""
+		local n1 = tonumber(s1)
+		local n2 = tonumber(s2)
+
+		-- one numeric and other empty string then set other to 0
+		if n1 and not n2 and (not s2 or #s2 == 0) then n2 = 0 end
+		if n2 and not n1 and (not s1 or #s1 == 0) then n1 = 0 end
+
+		local nc = (n1 and n2)	-- numeric compare
+
+		if nc then
+			-- first "not equal" found return true
+			if comp == "~=" and (n1 ~= n2) then return true end
+			-- first "lower" found return true
+			if (comp == "<" or comp == "<=") and (n1 < n2) then return true end
+			-- first "greater" found return true
+			if (comp == ">" or comp == ">=") and (n1 > n2) then return true end
+			-- not equal then return false
+			if (n1 ~= n2) then return false end
+		else
+			if comp == "~=" and (s1 ~= s2) then return true end
+			if (comp == "<" or comp == "<=") and (s1 < s2) then return true end
+			if (comp == ">" or comp == ">=") and (s1 > s2) then return true end
+			if (s1 ~= s2) then return false end
+		end
+	end
+	-- all equal then true
+	return true
+end
+
+-- read version information for given package if installed
+function ipkg_ver_installed(pkg)
+	local version = ""
+	local control = io.open("/usr/lib/opkg/info/%s.control" % pkg, "r")
+	if control then
+		local ln
+		repeat
+			ln = control:read("*l")
+			if ln and ln:match("^Version: ") then
+				version = ln:gsub("^Version: ", "")
+				break
+			end
+		until not ln
+		control:close()
+	end
+	return version
+end
+
+-- replacement of build-in Flag.parse of cbi.lua
+-- modified to mark section as changed if value changes
+-- current parse did not do this, but it is done AbstaractValue.parse()
+function flag_parse(self, section)
+	local fexists = self.map:formvalue(
+		luci.cbi.FEXIST_PREFIX .. self.config .. "." .. section .. "." .. self.option)
+
+	if fexists then
+		local fvalue = self:formvalue(section) and self.enabled or self.disabled
+		local cvalue = self:cfgvalue(section)
+		if fvalue ~= self.default or (not self.optional and not self.rmempty) then
+			self:write(section, fvalue)
+		else
+			self:remove(section)
+		end
+		if (fvalue ~= cvalue) then self.section.changed = true end
+	else
+		self:remove(section)
+		self.section.changed = true
+	end
+end
diff --git a/applications/luci-app-radicale/luasrc/model/cbi/radicale.lua b/applications/luci-app-radicale/luasrc/model/cbi/radicale.lua
new file mode 100755
index 0000000000..8abb68869d
--- /dev/null
+++ b/applications/luci-app-radicale/luasrc/model/cbi/radicale.lua
@@ -0,0 +1,748 @@
+-- Copyright 2015 Christian Schoenebeck <christian dot schoenebeck at gmail dot com>
+-- Licensed under the Apache License, Version 2.0
+
+local NXFS  = require("nixio.fs")
+local DISP  = require("luci.dispatcher")
+local DTYP  = require("luci.cbi.datatypes")
+local HTTP  = require("luci.http")
+local UTIL  = require("luci.util")
+local UCI   = require("luci.model.uci")
+local SYS   = require("luci.sys")
+local TOOLS = require("luci.controller.radicale")	-- this application's controller and multiused functions
+
+-- #################################################################################################
+-- takeover arguments if any -- ################################################
+-- then show/edit selected file
+if arg[1] then
+	local argument	= arg[1]
+	local filename	= ""
+
+	-- SimpleForm ------------------------------------------------
+	local ft	= SimpleForm("_text")
+	ft.title	= TOOLS.app_title_back()
+	ft.description	= TOOLS.app_description()
+	ft.redirect	= DISP.build_url("admin", "services", "radicale") .. "#cbi-radicale-" .. argument
+	if argument == "logger" then
+		ft.reset	= false
+		ft.submit	= translate("Reload")
+		local uci	= UCI.cursor()
+		filename = uci:get("radicale", "logger", "file_path") or "/var/log/radicale"
+		uci:unload("radicale")
+		filename = filename .. "/radicale"
+	elseif argument == "auth" then
+		ft.submit	= translate("Save")
+		filename = "/etc/radicale/users"
+	elseif argument == "rights" then
+		ft.submit	= translate("Save")
+		filename = "/etc/radicale/rights"
+	else
+		error("Invalid argument given as section")
+	end
+	if argument ~= "logger" and not NXFS.access(filename) then
+		NXFS.writefile(filename, "")
+	end
+
+	-- SimpleSection ---------------------------------------------
+	local fs	= ft:section(SimpleSection)
+	if argument == "logger" then
+		fs.title	= translate("Log-file Viewer")
+		fs.description	= translate("Please press [Reload] button below to reread the file.")
+	elseif argument == "auth" then
+		fs.title	= translate("Authentication")
+		fs.description	=  translate("Place here the 'user:password' pairs for your users which should have access to Radicale.")
+				.. [[<br /><strong>]]
+				.. translate("Keep in mind to use the correct hashing algorithm !")
+				.. [[</strong>]]
+	else	-- rights
+		fs.title	= translate("Rights")
+		fs.description	=  translate("Authentication login is matched against the 'user' key, "
+					.. "and collection's path is matched against the 'collection' key.") .. " "
+				.. translate("You can use Python's ConfigParser interpolation values %(login)s and %(path)s.") .. " "
+				.. translate("You can also get groups from the user regex in the collection with {0}, {1}, etc.")
+				.. [[<br />]]
+				.. translate("For example, for the 'user' key, '.+' means 'authenticated user'" .. " "
+					.. "and '.*' means 'anybody' (including anonymous users).")
+				.. [[<br />]]
+				.. translate("Section names are only used for naming the rule.")
+				.. [[<br />]]
+				.. translate("Leading or ending slashes are trimmed from collection's path.")
+	end
+
+	-- TextValue -------------------------------------------------
+	local tt	= fs:option(TextValue, "_textvalue")
+	tt.rmempty	= true
+	if argument == "logger" then
+		tt.readonly	= true
+		tt.rows		= 30
+		function tt.write()
+			HTTP.redirect(DISP.build_url("admin", "services", "radicale", "edit", argument))
+		end
+	else
+		tt.rows		= 15
+		function tt.write(self, section, value)
+			if not value then value = "" end
+			NXFS.writefile(filename, value:gsub("\r\n", "\n"))
+			return true --HTTP.redirect(DISP.build_url("admin", "services", "radicale", "edit") .. "#cbi-radicale-" .. argument)
+		end
+	end
+
+	function tt.cfgvalue()
+		return NXFS.readfile(filename) or
+			string.format(translate("File '%s' not found !"), filename)
+	end
+
+	return ft
+
+end
+
+-- #################################################################################################
+-- Error handling if not installed or wrong version -- #########################
+if not TOOLS.service_ok() then
+	local f		= SimpleForm("_no_config")
+	f.title		= TOOLS.app_title_main()
+	f.description	= TOOLS.app_description()
+	f.submit	= false
+	f.reset		= false
+
+	local s = f:section(SimpleSection)
+
+	local v    = s:option(DummyValue, "_update_needed")
+	v.rawhtml  = true
+	if TOOLS.service_installed() == "0" then
+		v.value    = [[<h3><strong><br /><font color="red">&nbsp;&nbsp;&nbsp;&nbsp;]]
+			   .. translate("Software package '" .. TOOLS.service_name() .. "' is not installed.")
+			   .. [[</font><br /><br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;]]
+			   .. translate("required") .. [[: ]] .. TOOLS.service_name() .. [[ ]] .. TOOLS.service_required()
+			   .. [[<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;]]
+			   .. [[<a href="]] .. DISP.build_url("admin", "system", "packages") ..[[">]]
+			   .. translate("Please install current version !")
+			   .. [[</a><br />&nbsp;</strong></h3>]]
+	else
+		v.value    = [[<h3><strong><br /><font color="red">&nbsp;&nbsp;&nbsp;&nbsp;]]
+			   .. translate("Software package '" .. TOOLS.service_name() .. "' is outdated.")
+			   .. [[</font><br /><br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;]]
+			   .. translate("installed") .. [[: ]] .. TOOLS.service_name() .. [[ ]] .. TOOLS.service_installed()
+			   .. [[<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;]]
+			   .. translate("required") .. [[: ]] .. TOOLS.service_name() .. [[ ]] .. TOOLS.service_required()
+			   .. [[<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;]]
+			   .. [[<a href="]] .. DISP.build_url("admin", "system", "packages") ..[[">]]
+			   .. translate("Please update to current version !")
+			   .. [[</a><br />&nbsp;</strong></h3>]]
+	end
+
+	return f
+end
+
+-- #################################################################################################
+-- Error handling if no config, create an empty one -- #########################
+if not NXFS.access("/etc/config/radicale") then
+	NXFS.writefile("/etc/config/radicale", "")
+end
+
+-- cbi-map -- ##################################################################
+local m		= Map("radicale")
+m.title		= TOOLS.app_title_main()
+m.description	= TOOLS.app_description()
+function m.commit_handler(self)
+	if self.changed then	-- changes ?
+		os.execute("/etc/init.d/radicale reload &")	-- reload configuration
+	end
+end
+
+-- cbi-section "System" -- #####################################################
+local sys	= m:section( NamedSection, "_system" )
+sys.title	= translate("System")
+sys.description	= nil
+function sys.cfgvalue(self, section)
+	return "_dummysection"
+end
+
+-- start/stop button -----------------------------------------------------------
+local btn	= sys:option(DummyValue, "_startstop")
+btn.template	= "radicale/btn_startstop"
+btn.inputstyle	= nil
+btn.rmempty	= true
+btn.title	= translate("Start / Stop")
+btn.description	= translate("Start/Stop Radicale server")
+function btn.cfgvalue(self, section)
+	local pid = TOOLS.get_pid(true)
+	if pid > 0 then
+		btn.inputtitle	= "PID: " .. pid
+		btn.inputstyle	= "reset"
+		btn.disabled	= false
+	else
+		btn.inputtitle	= translate("Start")
+		btn.inputstyle	= "apply"
+		btn.disabled	= false
+	end
+	return true
+end
+
+-- enabled ---------------------------------------------------------------------
+local ena	= sys:option(Flag, "_enabled")
+ena.title       = translate("Auto-start")
+ena.description = translate("Enable/Disable auto-start of Radicale on system start-up and interface events")
+ena.orientation = "horizontal"	-- put description under the checkbox
+ena.rmempty	= false		-- we need write
+function ena.cfgvalue(self, section)
+	return (SYS.init.enabled("radicale")) and "1" or "0"
+end
+function ena.write(self, section, value)
+	if value == "1" then
+		return SYS.init.enable("radicale")
+	else
+		return SYS.init.disable("radicale")
+	end
+end
+
+-- cbi-section "Server" -- #####################################################
+local srv	= m:section( NamedSection, "server", "setting" )
+srv.title	= translate("Server")
+srv.description	= nil
+function srv.cfgvalue(self, section)
+	if not self.map:get(section) then	-- section might not exist
+		self.map:set(section, nil, self.sectiontype)
+	end
+	return self.map:get(section)
+end
+
+-- hosts -----------------------------------------------------------------------
+local sh	= srv:option( DynamicList, "hosts" )
+sh.title	= translate("Address:Port")
+sh.description	= translate("'Hostname:Port' or 'IPv4:Port' or '[IPv6]:Port' Radicale should listen on")
+		.. [[<br /><strong>]]
+		.. translate("Port numbers below 1024 (Privileged ports) are not supported")
+		.. [[</strong>]]
+sh.placeholder	= "0.0.0.0:5232"
+sh.rmempty	= true
+
+-- realm -----------------------------------------------------------------------
+local alm	= srv:option( Value, "realm" )
+alm.title	= translate("Logon message")
+alm.description	= translate("Message displayed in the client when a password is needed.")
+alm.default	= "Radicale - Password Required"
+alm.rmempty	= false
+function alm.parse(self, section)
+	AbstractValue.parse(self, section, "true")	-- otherwise unspecific validate error
+end
+function alm.validate(self, value)
+	if value then
+		return value
+	else
+		return self.default
+	end
+end
+function alm.write(self, section, value)
+	if value ~= self.default then
+		return self.map:set(section, self.option, value)
+	else
+		return self.map:del(section, self.option)
+	end
+end
+
+-- ssl -------------------------------------------------------------------------
+local ssl	= srv:option( Flag, "ssl" )
+ssl.title	= translate("Enable HTTPS")
+ssl.description	= nil
+ssl.rmempty	= false
+function ssl.parse(self, section)
+	TOOLS.flag_parse(self, section)
+end
+function ssl.write(self, section, value)
+	if value == "0" then					-- delete all if not https enabled
+		self.map:del(section, "protocol")		-- protocol
+		self.map:del(section, "certificate")		-- certificate
+		self.map:del(section, "key")			-- private key
+		self.map:del(section, "ciphers")		-- ciphers
+		return self.map:del(section, self.option)
+	else
+		return self.map:set(section, self.option, value)
+	end
+end
+
+-- protocol --------------------------------------------------------------------
+local prt	= srv:option( ListValue, "protocol" )
+prt.title	= translate("SSL Protocol")
+prt.description	= translate("'AUTO' selects the highest protocol version that client and server support.")
+prt.widget	= "select"
+prt.default	= "PROTOCOL_SSLv23"
+prt:depends	("ssl", "1")
+prt:value	("PROTOCOL_SSLv23", translate("AUTO"))
+prt:value	("PROTOCOL_SSLv2", "SSL v2")
+prt:value	("PROTOCOL_SSLv3", "SSL v3")
+prt:value	("PROTOCOL_TLSv1", "TLS v1")
+prt:value	("PROTOCOL_TLSv1_1", "TLS v1.1")
+prt:value	("PROTOCOL_TLSv1_2", "TLS v1.2")
+
+-- certificate -----------------------------------------------------------------
+local crt	= srv:option( Value, "certificate" )
+crt.title	= translate("Certificate file")
+crt.description	= translate("Full path and file name of certificate")
+crt.placeholder	= "/etc/radicale/ssl/server.crt"
+crt.rmempty	= false		-- force validate/write
+crt:depends	("ssl", "1")
+function crt.parse(self, section)
+	local  _ssl = ssl:formvalue(section) or "0"
+	local novld = (_ssl == "0")
+	AbstractValue.parse(self, section, novld)	-- otherwise unspecific validate error
+end
+function crt.validate(self, value)
+	local _ssl = ssl:formvalue(srv.section) or "0"
+	if _ssl == "0" then
+		return ""	-- ignore if not https enabled
+	end
+	if value then		-- otherwise errors in datatype check
+		if DTYP.file(value) then
+			return value
+		else
+			return nil, self.title .. " - " .. translate("File not found !")
+		end
+	else
+		return nil, self.title .. " - " .. translate("Path/File required !")
+	end
+end
+function crt.write(self, section, value)
+	if not value or #value == 0 then
+		return self.map:del(section, self.option)
+	else
+		return self.map:set(section, self.option, value)
+	end
+end
+
+-- key -------------------------------------------------------------------------
+local key	= srv:option( Value, "key" )
+key.title	= translate("Private key file")
+key.description	= translate("Full path and file name of private key")
+key.placeholder	= "/etc/radicale/ssl/server.key"
+key.rmempty	= false		-- force validate/write
+key:depends	("ssl", "1")
+function key.parse(self, section)
+	local  _ssl = ssl:formvalue(section) or "0"
+	local novld = (_ssl == "0")
+	AbstractValue.parse(self, section, novld)	-- otherwise unspecific validate error
+end
+function key.validate(self, value)
+	local _ssl = ssl:formvalue(srv.section) or "0"
+	if _ssl == "0" then
+		return ""	-- ignore if not https enabled
+	end
+	if value then		-- otherwise errors in datatype check
+		if DTYP.file(value) then
+			return value
+		else
+			return nil, self.title .. " - " .. translate("File not found !")
+		end
+	else
+		return nil, self.title .. " - " .. translate("Path/File required !")
+	end
+end
+function key.write(self, section, value)
+	if not value or #value == 0 then
+		return self.map:del(section, self.option)
+	else
+		return self.map:set(section, self.option, value)
+	end
+end
+
+-- ciphers ---------------------------------------------------------------------
+--local cip	= srv:option( Value, "ciphers" )
+--cip.title	= translate("Ciphers")
+--cip.description	= translate("OPTIONAL: See python's ssl module for available ciphers")
+--cip.rmempty	= true
+--cip:depends	("ssl", "1")
+
+-- cbi-section "Authentication" -- #############################################
+local aut	= m:section( NamedSection, "auth", "setting" )
+aut.title	= translate("Authentication")
+aut.description	= translate("Authentication method to allow access to Radicale server.")
+function aut.cfgvalue(self, section)
+	if not self.map:get(section) then	-- section might not exist
+		self.map:set(section, nil, self.sectiontype)
+	end
+	return self.map:get(section)
+end
+
+-- type -----------------------------------------------------------------------
+local aty	= aut:option( ListValue, "type" )
+aty.title	= translate("Authentication method")
+aty.description	= nil
+aty.widget	= "select"
+aty.default	= "None"
+aty:value	("None", translate("None"))
+aty:value	("htpasswd", translate("htpasswd file"))
+--aty:value	("IMAP", "IMAP")			-- The IMAP authentication module relies on the imaplib module.
+--aty:value	("LDAP", "LDAP")			-- The LDAP authentication module relies on the python-ldap module.
+--aty:value	("PAM", "PAM")				-- The PAM authentication module relies on the python-pam module.
+--aty:value	("courier", "courier")
+--aty:value	("HTTP", "HTTP")			-- The HTTP authentication module relies on the requests module
+--aty:value	("remote_user", "remote_user")
+--aty:value	("custom", translate("custom"))
+function aty.write(self, section, value)
+	if value ~= "htpasswd" then
+		self.map:del(section, "htpasswd_encryption")
+	elseif value ~= "IMAP" then
+		self.map:del(section, "imap_hostname")
+		self.map:del(section, "imap_port")
+		self.map:del(section, "imap_ssl")
+	end
+	if value ~= self.default then
+		return self.map:set(section, self.option, value)
+	else
+		return self.map:del(section, self.option)
+	end
+end
+
+-- htpasswd_encryption ---------------------------------------------------------
+local hte	= aut:option( ListValue, "htpasswd_encryption" )
+hte.title	= translate("Encryption method")
+hte.description	= nil
+hte.widget	= "select"
+hte.default	= "crypt"
+hte:depends	("type", "htpasswd")
+hte:value	("crypt", translate("crypt"))
+hte:value	("plain", translate("plain"))
+hte:value	("sha1",  translate("SHA-1"))
+hte:value	("ssha",  translate("salted SHA-1"))
+
+-- htpasswd_file (dummy) -------------------------------------------------------
+local htf	= aut:option( DummyValue, "_htf" )
+htf.title	= translate("htpasswd file")
+htf.description	= [[<strong>]]
+		.. translate("Read only!")
+		.. [[</strong> ]]
+		.. translate("Radicale uses '/etc/radicale/users' as htpasswd file.")
+		.. [[<br /><a href="]]
+		.. DISP.build_url("admin", "services", "radicale", "edit") .. [[/auth]]
+		.. [[">]]
+		.. translate("To edit the file follow this link!")
+		.. [[</a>]]
+htf.keylist	= {}	-- required by template
+htf.vallist	= {}	-- required by template
+htf.template	= "radicale/ro_value"
+htf.readonly	= true
+htf:depends	("type", "htpasswd")
+function htf.cfgvalue()
+	return "/etc/radicale/users"
+end
+
+-- cbi-section "Rights" -- #####################################################
+local rig	= m:section( NamedSection, "rights", "setting" )
+rig.title	= translate("Rights")
+rig.description	= translate("Control the access to data collections.")
+function rig.cfgvalue(self, section)
+	if not self.map:get(section) then	-- section might not exist
+		self.map:set(section, nil, self.sectiontype)
+	end
+	return self.map:get(section)
+end
+
+-- type -----------------------------------------------------------------------
+local rty	= rig:option( ListValue, "type" )
+rty.title	= translate("Rights backend")
+rty.description	= nil
+rty.widget	= "select"
+rty.default	= "None"
+rty:value	("None", translate("Full access for everybody (including anonymous)"))
+rty:value	("authenticated", translate("Full access for authenticated Users") )
+rty:value	("owner_only", translate("Full access for Owner only") )
+rty:value	("owner_write", translate("Owner allow write, authenticated users allow read") )
+rty:value	("from_file", translate("Rights are based on a regexp-based file") )
+--rty:value	("custom", "Custom handler")
+function rty.write(self, section, value)
+	if value ~= "custom" then
+		self.map:del(section, "custom_handler")
+	end
+	if value ~= self.default then
+		return self.map:set(section, self.option, value)
+	else
+		return self.map:del(section, self.option)
+	end
+end
+
+-- from_file (dummy) -----------------------------------------------------------
+local rtf	= rig:option( DummyValue, "_rtf" )
+rtf.title	= translate("RegExp file")
+rtf.description	= [[<strong>]]
+		.. translate("Read only!")
+		.. [[</strong> ]]
+		.. translate("Radicale uses '/etc/radicale/rights' as regexp-based file.")
+		.. [[<br /><a href="]]
+		.. DISP.build_url("admin", "services", "radicale", "edit") .. [[/rights]]
+		.. [[">]]
+		.. translate("To edit the file follow this link!")
+		.. [[</a>]]
+rtf.keylist	= {}	-- required by template
+rtf.vallist	= {}	-- required by template
+rtf.template	= "radicale/ro_value"
+rtf.readonly	= true
+rtf:depends	("type", "from_file")
+function rtf.cfgvalue()
+	return "/etc/radicale/rights"
+end
+
+-- cbi-section "Storage" -- ####################################################
+local sto	= m:section( NamedSection, "storage", "setting" )
+sto.title	= translate("Storage")
+sto.description	= nil
+function sto.cfgvalue(self, section)
+	if not self.map:get(section) then	-- section might not exist
+		self.map:set(section, nil, self.sectiontype)
+	end
+	return self.map:get(section)
+end
+
+-- type -----------------------------------------------------------------------
+local sty	= sto:option( ListValue, "type" )
+sty.title	= translate("Storage backend")
+sty.description	= translate("WARNING: Only 'File-system' is documented and tested by Radicale development")
+sty.widget	= "select"
+sty.default	= "filesystem"
+sty:value	("filesystem", translate("File-system"))
+--sty:value	("multifilesystem", translate("") )
+--sty:value	("database", translate("Database") )
+--sty:value	("custom", translate("Custom") )
+function sty.write(self, section, value)
+	if value ~= "filesystem" then
+		self.map:del(section, "filesystem_folder")
+	end
+	if value ~= self.default then
+		return self.map:set(section, self.option, value)
+	else
+		return self.map:del(section, self.option)
+	end
+end
+
+--filesystem_folder ------------------------------------------------------------
+local sfi	= sto:option( Value, "filesystem_folder" )
+sfi.title	= translate("Directory")
+sfi.description	= nil
+sfi.default	= "/srv/radicale"
+sfi.rmempty	= false		-- force validate/write
+sfi:depends	("type", "filesystem")
+function sfi.parse(self, section)
+	local  _typ = sty:formvalue(sto.section) or ""
+	local novld = (_typ ~= "filesystem")
+	AbstractValue.parse(self, section, novld)	-- otherwise unspecific validate error
+end
+function sfi.validate(self, value)
+	local _typ = sty:formvalue(sto.section) or ""
+	if _typ ~= "filesystem" then
+		return ""	-- ignore if not htpasswd
+	end
+	if value then		-- otherwise errors in datatype check
+		if DTYP.directory(value) then
+			return value
+		else
+			return nil, self.title .. " - " .. translate("Directory not exists/found !")
+		end
+	else
+		return nil, self.title .. " - " .. translate("Directory required !")
+	end
+end
+
+-- cbi-section "Logging" -- ####################################################
+local log	= m:section( NamedSection, "logger", "logging" )
+log.title	= translate("Logging")
+log.description	= nil
+function log.cfgvalue(self, section)
+	if not self.map:get(section) then	-- section might not exist
+		self.map:set(section, nil, self.sectiontype)
+	end
+	return self.map:get(section)
+end
+
+-- console_level ---------------------------------------------------------------
+local lco	= log:option( ListValue, "console_level" )
+lco.title	= translate("Console Log level")
+lco.description	= nil
+lco.widget	= "select"
+lco.default	= "ERROR"
+lco:value	("DEBUG", translate("Debug"))
+lco:value	("INFO", translate("Info") )
+lco:value	("WARNING", translate("Warning") )
+lco:value	("ERROR", translate("Error") )
+lco:value	("CRITICAL", translate("Critical") )
+function lco.write(self, section, value)
+	if value ~= self.default then
+		return self.map:set(section, self.option, value)
+	else
+		return self.map:del(section, self.option)
+	end
+end
+
+-- syslog_level ----------------------------------------------------------------
+local lsl	= log:option( ListValue, "syslog_level" )
+lsl.title	= translate("Syslog Log level")
+lsl.description	= nil
+lsl.widget	= "select"
+lsl.default	= "WARNING"
+lsl:value	("DEBUG", translate("Debug"))
+lsl:value	("INFO", translate("Info") )
+lsl:value	("WARNING", translate("Warning") )
+lsl:value	("ERROR", translate("Error") )
+lsl:value	("CRITICAL", translate("Critical") )
+function lsl.write(self, section, value)
+	if value ~= self.default then
+		return self.map:set(section, self.option, value)
+	else
+		return self.map:del(section, self.option)
+	end
+end
+
+-- file_level ------------------------------------------------------------------
+local lfi	= log:option( ListValue, "file_level" )
+lfi.title	= translate("File Log level")
+lfi.description	= nil
+lfi.widget	= "select"
+lfi.default	= "INFO"
+lfi:value	("DEBUG", translate("Debug"))
+lfi:value	("INFO", translate("Info") )
+lfi:value	("WARNING", translate("Warning") )
+lfi:value	("ERROR", translate("Error") )
+lfi:value	("CRITICAL", translate("Critical") )
+function lfi.write(self, section, value)
+	if value ~= self.default then
+		return self.map:set(section, self.option, value)
+	else
+		return self.map:del(section, self.option)
+	end
+end
+
+-- file_path -------------------------------------------------------------------
+local lfp	= log:option( Value, "file_path" )
+lfp.title	= translate("Log-file directory")
+lfp.description	= translate("Directory where the rotating log-files are stored")
+		.. [[<br /><a href="]]
+		.. DISP.build_url("admin", "services", "radicale", "edit") .. [[/logger]]
+		.. [[">]]
+		.. translate("To view latest log file follow this link!")
+		.. [[</a>]]
+lfp.default	= "/var/log/radicale"
+function lfp.write(self, section, value)
+	if value ~= self.default then
+		return self.map:set(section, self.option, value)
+	else
+		return self.map:del(section, self.option)
+	end
+end
+
+-- file_maxbytes ---------------------------------------------------------------
+local lmb	= log:option( Value, "file_maxbytes" )
+lmb.title	= translate("Log-file size")
+lmb.description	= translate("Maximum size of each rotation log-file.")
+		.. [[<br /><strong>]]
+		.. translate("Setting this parameter to '0' will disable rotation of log-file.")
+		.. [[</strong>]]
+lmb.default	= "8196"
+lmb.rmempty	= false
+function lmb.validate(self, value)
+	if value then		-- otherwise errors in datatype check
+		if DTYP.uinteger(value) then
+			return value
+		else
+			return nil, self.title .. " - " .. translate("Value is not an Integer >= 0 !")
+		end
+	else
+		return nil, self.title .. " - " .. translate("Value required ! Integer >= 0 !")
+	end
+end
+function lmb.write(self, section, value)
+	if value ~= self.default then
+		return self.map:set(section, self.option, value)
+	else
+		return self.map:del(section, self.option)
+	end
+end
+
+-- file_backupcount ------------------------------------------------------------
+local lbc	= log:option( Value, "file_backupcount" )
+lbc.title	= translate("Log-backup Count")
+lbc.description	= translate("Number of backup files of log to create.")
+		.. [[<br /><strong>]]
+		.. translate("Setting this parameter to '0' will disable rotation of log-file.")
+		.. [[</strong>]]
+lbc.default	= "1"
+lbc.rmempty	= false
+function lbc.validate(self, value)
+	if value then		-- otherwise errors in datatype check
+		if DTYP.uinteger(value) then
+			return value
+		else
+			return nil, self.title .. " - " .. translate("Value is not an Integer >= 0 !")
+		end
+	else
+		return nil, self.title .. " - " .. translate("Value required ! Integer >= 0 !")
+	end
+end
+function lbc.write(self, section, value)
+	if value ~= self.default then
+		return self.map:set(section, self.option, value)
+	else
+		return self.map:del(section, self.option)
+	end
+end
+
+-- cbi-section "Encoding" -- ###################################################
+local enc	= m:section( NamedSection, "encoding", "setting" )
+enc.title	= translate("Encoding")
+enc.description	= translate("Change here the encoding Radicale will use instead of 'UTF-8' "
+		.. "for responses to the client and/or to store data inside collections.")
+function enc.cfgvalue(self, section)
+	if not self.map:get(section) then	-- section might not exist
+		self.map:set(section, nil, self.sectiontype)
+	end
+	return self.map:get(section)
+end
+
+-- request ---------------------------------------------------------------------
+local enr	= enc:option( Value, "request" )
+enr.title	= translate("Response Encoding")
+enr.description	= translate("Encoding for responding requests.")
+enr.default	= "utf-8"
+enr.optional	= true
+
+-- stock -----------------------------------------------------------------------
+local ens	= enc:option( Value, "stock" )
+ens.title	= translate("Storage Encoding")
+ens.description	= translate("Encoding for storing local collections.")
+ens.default	= "utf-8"
+ens.optional	= true
+
+-- cbi-section "Headers" -- ####################################################
+local hea	= m:section( NamedSection, "headers", "setting" )
+hea.title	= translate("Additional HTTP headers")
+hea.description = translate("Cross-origin resource sharing (CORS) is a mechanism that allows restricted resources (e.g. fonts, JavaScript, etc.) "
+		.. "on a web page to be requested from another domain outside the domain from which the resource originated.")
+function hea.cfgvalue(self, section)
+	if not self.map:get(section) then	-- section might not exist
+		self.map:set(section, nil, self.sectiontype)
+	end
+	return self.map:get(section)
+end
+
+-- Access_Control_Allow_Origin -------------------------------------------------
+local heo	= hea:option( DynamicList, "Access_Control_Allow_Origin" )
+heo.title	= translate("Access-Control-Allow-Origin")
+heo.description	= nil
+heo.default	= "*"
+heo.optional	= true
+
+-- Access_Control_Allow_Methods ------------------------------------------------
+local hem	= hea:option( DynamicList, "Access_Control_Allow_Methods" )
+hem.title	= translate("Access-Control-Allow-Methods")
+hem.description	= nil
+hem.optional	= true
+
+-- Access_Control_Allow_Headers ------------------------------------------------
+local heh	= hea:option( DynamicList, "Access_Control_Allow_Headers" )
+heh.title	= translate("Access-Control-Allow-Headers")
+heh.description	= nil
+heh.optional	= true
+
+-- Access_Control_Expose_Headers -----------------------------------------------
+local hee	= hea:option( DynamicList, "Access_Control_Expose_Headers" )
+hee.title	= translate("Access-Control-Expose-Headers")
+hee.description	= nil
+hee.optional	= true
+
+return m
diff --git a/applications/luci-app-radicale/luasrc/view/radicale/btn_startstop.htm b/applications/luci-app-radicale/luasrc/view/radicale/btn_startstop.htm
new file mode 100644
index 0000000000..79d1c36297
--- /dev/null
+++ b/applications/luci-app-radicale/luasrc/view/radicale/btn_startstop.htm
@@ -0,0 +1,49 @@
+
+<!-- ++ BEGIN ++ Radicale ++ btn_startstop.htm ++ -->
+<script type="text/javascript">//<![CDATA[
+
+	// show XHR.poll/XHR.get response on button
+	function _data2elements(x) {
+		var btn = document.getElementById("cbid.radicale._system._startstop");
+		if ( ! btn ) { return; }	// security check
+		if (x.responseText == "0") {
+			btn.value = "<%:Start%>";
+			btn.className = "cbi-button cbi-button-apply";
+			btn.disabled = false;
+		} else {
+			btn.value = "PID: " + x.responseText;
+			btn.className = "cbi-button cbi-button-reset";
+			btn.disabled = false;
+		}
+	}
+
+	// event handler for start/stop button
+	function onclick_startstop(id) {
+		// do start/stop
+		var btnXHR = new XHR();
+		btnXHR.get('<%=luci.dispatcher.build_url("admin", "services", "radicale", "startstop")%>', null,
+			function(x) { _data2elements(x); }
+		);
+	}
+
+	XHR.poll(5, '<%=luci.dispatcher.build_url("admin", "services", "radicale", "status")%>', null,
+		function(x, data) { _data2elements(x); }
+	);
+
+//]]></script>
+
+<%+cbi/valueheader%>
+
+<% if self:cfgvalue(section) ~= false then
+-- We need to garantie that function cfgvalue run first to set missing parameters
+%>
+	<!-- style="font-size: 100%;" needed for openwrt theme to fix font size -->
+	<!-- type="button" onclick="..." enable standard onclick functionalty   -->
+	<input class="cbi-button cbi-input-<%=self.inputstyle or "button" %>" style="font-size: 100%;" type="button" onclick="onclick_startstop(this.id)"
+	<%=
+	attr("name", section) .. attr("id", cbid) .. attr("value", self.inputtitle) .. ifattr(self.disabled, "disabled")
+	%> />
+<% end %>
+
+<%+cbi/valuefooter%>
+<!-- ++ END ++ Radicale ++ btn_startstop.htm ++ -->
diff --git a/applications/luci-app-radicale/luasrc/view/radicale/ro_value.htm b/applications/luci-app-radicale/luasrc/view/radicale/ro_value.htm
new file mode 100644
index 0000000000..6e05206aa1
--- /dev/null
+++ b/applications/luci-app-radicale/luasrc/view/radicale/ro_value.htm
@@ -0,0 +1,35 @@
+<%+cbi/valueheader%>
+	<input type="<%=self.password and 'password" class="cbi-input-password' or 'text" class="cbi-input-text' %>" onchange="cbi_d_update(this.id)"<%=
+		attr("name", cbid) .. attr("id", cbid) .. attr("value", self:cfgvalue(section) or self.default) ..
+		ifattr(self.size, "size") .. ifattr(self.placeholder, "placeholder") .. ifattr(self.readonly, "readonly")
+	%> />
+	<% if self.password then %><img src="<%=resource%>/cbi/reload.gif" style="vertical-align:middle" title="<%:Reveal/hide password%>" onclick="var e = document.getElementById('<%=cbid%>'); e.type = (e.type=='password') ? 'text' : 'password';" /><% end %>
+	<% if #self.keylist > 0 or self.datatype then -%>
+	<script type="text/javascript">//<![CDATA[
+		<% if #self.keylist > 0 then -%>
+		cbi_combobox_init('<%=cbid%>', {
+		<%-
+			for i, k in ipairs(self.keylist) do
+		-%>
+			<%-=string.format("%q", k) .. ":" .. string.format("%q", self.vallist[i])-%>
+			<%-if i<#self.keylist then-%>,<%-end-%>
+		<%-
+			end
+		-%>
+		}, '<%- if not self.rmempty and not self.optional then -%>
+			<%-: -- Please choose -- -%>
+			<%- elseif self.placeholder then -%>
+			<%-= pcdata(self.placeholder) -%>
+		<%- end -%>', '
+		<%- if self.combobox_manual then -%>
+			<%-=self.combobox_manual-%>
+		<%- else -%>
+			<%-: -- custom -- -%>
+		<%- end -%>');
+		<%- end %>
+		<% if self.datatype then -%>
+		cbi_validate_field('<%=cbid%>', <%=tostring((self.optional or self.rmempty) == true)%>, '<%=self.datatype:gsub("'", "\\'")%>');
+		<%- end %>
+	//]]></script>
+	<% end -%>
+<%+cbi/valuefooter%>
diff --git a/applications/luci-app-radicale/po/de/radicale.po b/applications/luci-app-radicale/po/de/radicale.po
new file mode 100644
index 0000000000..57850dc109
--- /dev/null
+++ b/applications/luci-app-radicale/po/de/radicale.po
@@ -0,0 +1,435 @@
+msgid ""
+msgstr ""
+"Project-Id-Version: luci-app-radicale\n"
+"POT-Creation-Date: 2015-05-02 19:32+0100\n"
+"PO-Revision-Date: 2015-05-02 22:43+0100\n"
+"Last-Translator: Christian Schoenebeck <christian.schoenebeck@gmail.com>\n"
+"Language-Team: \n"
+"Language: de\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"X-Generator: Poedit 1.7.5\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"
+"X-Poedit-SourceCharset: UTF-8\n"
+
+msgid ""
+"'AUTO' selects the highest protocol version that client and server support."
+msgstr ""
+"'AUTO' wählt die höchste Protokollversion, die Client und Server "
+"unterstützen."
+
+msgid ""
+"'Hostname:Port' or 'IPv4:Port' or '[IPv6]:Port' Radicale should listen on"
+msgstr ""
+"'Hostname:Port' oder 'IPv4:Port' oder '[IPv6]:Port' die Radicale überwachen "
+"soll."
+
+msgid "-- Please choose --"
+msgstr "-- Bitte auswählen --"
+
+msgid "-- custom --"
+msgstr "-- benutzerdefiniert --"
+
+msgid "AUTO"
+msgstr "AUTO"
+
+msgid "Access-Control-Allow-Headers"
+msgstr "Access-Control-Allow-Headers"
+
+msgid "Access-Control-Allow-Methods"
+msgstr "Access-Control-Allow-Methods"
+
+msgid "Access-Control-Allow-Origin"
+msgstr "Access-Control-Allow-Origin"
+
+msgid "Access-Control-Expose-Headers"
+msgstr "Access-Control-Expose-Headers"
+
+msgid "Additional HTTP headers"
+msgstr "Zusätzliche HTTP headers"
+
+msgid "Address:Port"
+msgstr "Adresse:Port"
+
+msgid "Authentication"
+msgstr "Authentifizierung"
+
+msgid ""
+"Authentication login is matched against the 'user' key, and collection's "
+"path is matched against the 'collection' key."
+msgstr ""
+"Der Login wird gegen die 'user' Schlüssel und die Pfadsammlung gegen die "
+"'collection' Schlüssel abgestimmt."
+
+msgid "Authentication method"
+msgstr "Authentifizierungsmethode"
+
+msgid "Authentication method to allow access to Radicale server."
+msgstr ""
+"Authentifizierungsmethode um den Zugang zum Radicale Server zu kontrollieren."
+
+msgid "Auto-start"
+msgstr "Autostart"
+
+msgid "CalDAV/CardDAV"
+msgstr "CalDAV/CardDAV"
+
+msgid ""
+"Calendars and address books are available for both local and remote access, "
+"possibly limited through authentication policies."
+msgstr ""
+"Auf Kalender und Adressbücher kann sowohl Lokal als auch Remote zugegriffen "
+"werden, soweit nicht durch Authentifizierungsrichtlinien begrenzt."
+
+msgid "Certificate file"
+msgstr "Zertifikat Datei"
+
+msgid ""
+"Change here the encoding Radicale will use instead of 'UTF-8' for responses "
+"to the client and/or to store data inside collections."
+msgstr ""
+"Ändern Sie hier die Zeichenkodierung die Radicale anstelle von \"UTF-8\" für "
+"Antworten an den Client und/oder zum Speichern von Daten in einer Sammlung  "
+"verwendet."
+
+msgid "Ciphers"
+msgstr "Chiffren"
+
+msgid "Console Log level"
+msgstr "Konsole Protokoll Level"
+
+msgid "Control the access to data collections."
+msgstr "Kontrolliert den Zugriff auf die Daten Sammlungen."
+
+msgid "Critical"
+msgstr "Kritisch"
+
+msgid ""
+"Cross-origin resource sharing (CORS) is a mechanism that allows restricted "
+"resources (e.g. fonts, JavaScript, etc.) on a web page to be requested from "
+"another domain outside the domain from which the resource originated."
+msgstr ""
+"Cross-Origin Resource Sharing (CORS) ist ein Mechanismus, um Webbrowsern "
+"oder auch anderen Webclients Cross-Origin-Requests zu ermöglichen."
+
+msgid "Custom"
+msgstr "Benutzerdefiniert"
+
+msgid "Database"
+msgstr "Datenbank"
+
+msgid "Debug"
+msgstr "Debug"
+
+msgid "Directory"
+msgstr "Verzeichnis"
+
+msgid "Directory not exists/found !"
+msgstr "Verzeichnis nicht gefunden / existiert nicht !"
+
+msgid "Directory required !"
+msgstr "Verzeichnis benötigt !"
+
+msgid "Directory where the rotating log-files are stored"
+msgstr ""
+"Verzeichnis in dem die rollierenden Protokolldateien gespeichert werden"
+
+msgid "Enable HTTPS"
+msgstr "Verwende HTTPS"
+
+msgid ""
+"Enable/Disable auto-start of Radicale on system start-up and interface events"
+msgstr ""
+"Aktiviert/Deaktiviert den Autostart von Radicale beim Systemstart und bei "
+"Schnittstellenereignissen."
+
+msgid "Encoding"
+msgstr "Zeichenkodierung"
+
+msgid "Encoding for responding requests."
+msgstr "Zeichenkodierung für die Beantwortung von Anfragen."
+
+msgid "Encoding for storing local collections."
+msgstr "Zeichenkodierung für die Speicherung von lokalen Sammlungen."
+
+msgid "Encryption method"
+msgstr "Verschlüsselungsmethode"
+
+msgid "Error"
+msgstr "Fehler"
+
+msgid "File '%s' not found !"
+msgstr "Datei '%s' wurde nicht gefunden!"
+
+msgid "File Log level"
+msgstr "Datei Protokoll Level"
+
+msgid "File not found !"
+msgstr "Datei nicht gefunden !"
+
+msgid "File-system"
+msgstr "Dateisystem"
+
+msgid ""
+"For example, for the 'user' key, '.+' means 'authenticated user' and '.*' "
+"means 'anybody' (including anonymous users)."
+msgstr ""
+"Beispiel für den 'user' Schlüssel:  '. +' bedeutet 'authentifizierten "
+"Benutzer' und '. *' bedeutet 'jeder' (einschließlich anonyme Benutzer)."
+
+msgid "Full access for Owner only"
+msgstr "Voller Zugriff nur für den Besitzer"
+
+msgid "Full access for authenticated Users"
+msgstr "Voller Zugriff für authentifizierte Benutzer"
+
+msgid "Full access for everybody (including anonymous)"
+msgstr "Vollzugriff für jedermann (auch anonyme)"
+
+msgid "Full path and file name of certificate"
+msgstr "Vollständiger Pfad und Dateiname der Zertifikat Datei"
+
+msgid "Full path and file name of private key"
+msgstr "Vollständiger Pfad und Dateiname der Privaten Schlüsseldatei"
+
+msgid "Info"
+msgstr "Informationen"
+
+msgid "Keep in mind to use the correct hashing algorithm !"
+msgstr "Denken Sie daran, den korrekten Hash-Algorithmus zu verwenden!"
+
+msgid "Leading or ending slashes are trimmed from collection's path."
+msgstr ""
+"Schrägstriche ('/') am Anfang und Ende der Pfadangabe der Sammlung werden "
+"von der Pfadangabe abgeschnitten."
+
+msgid "Log-backup Count"
+msgstr "Protokoll Backup Zähler"
+
+msgid "Log-file Viewer"
+msgstr "Protokolldatei Betrachter"
+
+msgid "Log-file directory"
+msgstr "Protokoll-Datei Verzeichnis"
+
+msgid "Log-file size"
+msgstr "Protokoll Dateigröße"
+
+msgid "Logging"
+msgstr "Protokollierung"
+
+msgid "Logon message"
+msgstr "Anmelde-Hinweis"
+
+msgid "Maximum size of each rotation log-file."
+msgstr "Maximale Größe jeder rollierenden Protokoll-Datei."
+
+msgid "Message displayed in the client when a password is needed."
+msgstr "Meldung im Client, wenn ein Kennwort erforderlich ist."
+
+msgid "NOT installed"
+msgstr "nicht installiert"
+
+msgid "None"
+msgstr "Keine"
+
+msgid "Number of backup files of log to create."
+msgstr "Anzahl der Protokoll Backup Dateien, die angelegt werden."
+
+msgid "OPTIONAL: See python's ssl module for available ciphers"
+msgstr "OPTIONAL: Siehe Python SSL-Modul Dokumentation"
+
+msgid "Owner allow write, authenticated users allow read"
+msgstr ""
+"Besitzer haben Schreibrechte, Authentifizierten Benutzer dürfen nur lesen."
+
+msgid "Path/File required !"
+msgstr "Pfad/Datei erforderlich!"
+
+msgid ""
+"Place here the 'user:password' pairs for your users which should have access "
+"to Radicale."
+msgstr ""
+"Speichern Sie hier die 'user: password' Paare für die Benutzer, die Zugriff "
+"auf Radicale haben sollte."
+
+msgid "Please install current version !"
+msgstr "Installieren Sie bitte die aktuelle Version!"
+
+msgid "Please press [Reload] button below to reread the file."
+msgstr ""
+"Bitte drücken Sie die [Neu laden]-Schaltfläche unten, um die Datei neu "
+"einzulesen."
+
+msgid "Please update to current version !"
+msgstr "Aktualisieren Sie bitte auf die aktuelle Version!"
+
+msgid "Port numbers below 1024 (Privileged ports) are not supported"
+msgstr "Port Nummern unter 1024 (Privileged Ports) werden nicht unterstützt."
+
+msgid "Private key file"
+msgstr "Private Schlüssel Datei"
+
+msgid "Radicale CalDAV/CardDAV Server"
+msgstr "Radicale CalDAV/CardDAV Dienst"
+
+msgid "Radicale uses '/etc/radicale/rights' as regexp-based file."
+msgstr "Radicale verwendet '/etc/radicale/rights' als RegExp-basierte Datei."
+
+msgid "Radicale uses '/etc/radicale/users' as htpasswd file."
+msgstr "Radicale verwendet 'etc/radicale/users' als htpasswd Datei."
+
+msgid "Read only!"
+msgstr "Nur lesbar!"
+
+msgid "RegExp file"
+msgstr "RegExp Datei"
+
+msgid "Reload"
+msgstr "Neu laden"
+
+msgid "Response Encoding"
+msgstr "Antwort Zeichenkodierung"
+
+msgid "Reveal/hide password"
+msgstr "Passwort zeigen/verstecken"
+
+msgid "Rights"
+msgstr "Zugriffsrechte"
+
+msgid "Rights are based on a regexp-based file"
+msgstr "Zugriff basiert auf RegExp-basierter Datei."
+
+msgid "Rights backend"
+msgstr "Zugagsverwaltung"
+
+msgid "SHA-1"
+msgstr "SHA-1"
+
+msgid "SSL Protocol"
+msgstr "SSL Protokol"
+
+msgid "Save"
+msgstr "Speichern"
+
+msgid "Section names are only used for naming the rule."
+msgstr "Abschnittsnamen werden nur für die Benennung der Regel verwendet."
+
+msgid "Server"
+msgstr "Server"
+
+msgid "Setting this parameter to '0' will disable rotation of log-file."
+msgstr ""
+"Wenn dieser Parameter auf '0' gesetzt wird, wird die Protokolldatei nicht "
+"mehr rolliert!"
+
+msgid "Software package '"
+msgstr "Software Packet '"
+
+msgid "Start"
+msgstr "Start"
+
+msgid "Start / Stop"
+msgstr "Start / Stopp"
+
+msgid "Start/Stop Radicale server"
+msgstr "Start / Stopp Radicale Dienst"
+
+msgid "Storage"
+msgstr "Datenspeicher"
+
+msgid "Storage Encoding"
+msgstr "Datenspeicher Kodierung"
+
+msgid "Storage backend"
+msgstr "Datenspeicher Verwaltung"
+
+msgid "Syslog Log level"
+msgstr "Systemlog Level"
+
+msgid "System"
+msgstr "System"
+
+msgid ""
+"The Radicale Project is a complete CalDAV (calendar) and CardDAV (contact) "
+"server solution."
+msgstr ""
+"Das Raidcale Projekt bietet eine vollständige CalDAV (Kalender) und CardDAV "
+"(Adressbuch) Server Lösung."
+
+msgid ""
+"They can be viewed and edited by calendar and contact clients on mobile "
+"phones or computers."
+msgstr ""
+"Diese können von Kalender- und Adressbuch-Anwendungen auf mobilen Endgeräten "
+"und Computern angezeigt und bearbeitet werden."
+
+msgid "To edit the file follow this link!"
+msgstr "Um die Datei zu bearbeiten, folgend Sie dieser Verknüpfung!"
+
+msgid "To view latest log file follow this link!"
+msgstr ""
+"Zur Anzeige der letzten Protokolldatei, folgen Sie dieser Verknüpfung !"
+
+msgid "Value is not an Integer >= 0 !"
+msgstr "Eingabe ist keine Ganzzahl >= 0 !"
+
+msgid "Value required ! Integer >= 0 !"
+msgstr "Eingabe erforderlich ! Ganzzahl >= 0 !"
+
+msgid "Version"
+msgstr "Version"
+
+msgid "Version Information"
+msgstr "Versionsinformationen"
+
+msgid ""
+"WARNING: Only 'File-system' is documented and tested by Radicale development"
+msgstr ""
+"WARNUNG: Nur 'File-system' ist vom Radicale Entwicklerteam derzeit "
+"dokumentiert und getestet."
+
+msgid "Warning"
+msgstr "Warnung"
+
+msgid ""
+"You can also get groups from the user regex in the collection with {0}, {1}, "
+"etc."
+msgstr ""
+
+msgid ""
+"You can use Python's ConfigParser interpolation values %(login)s and "
+"%(path)s."
+msgstr ""
+"Sie können Python ConfigParser Werte '%(login)s' und '%(path)s' verwenden."
+
+msgid "crypt"
+msgstr "crypt"
+
+msgid "custom"
+msgstr "benutzerdefiniert"
+
+msgid "htpasswd file"
+msgstr "htpasswd Datei"
+
+msgid "installed"
+msgstr "installiert"
+
+msgid "or higher"
+msgstr "oder höher"
+
+msgid "plain"
+msgstr "unverschlüsselt"
+
+msgid "required"
+msgstr "erforderlich"
+
+msgid "salted SHA-1"
+msgstr "Salted SHA-1"
+
+#~ msgid "File"
+#~ msgstr "Datei"
+
+#~ msgid "not found !"
+#~ msgstr "nicht gefunden !"
diff --git a/applications/luci-app-radicale/po/templates/radicale.pot b/applications/luci-app-radicale/po/templates/radicale.pot
new file mode 100644
index 0000000000..c5e079715f
--- /dev/null
+++ b/applications/luci-app-radicale/po/templates/radicale.pot
@@ -0,0 +1,381 @@
+msgid ""
+msgstr "Content-Type: text/plain; charset=UTF-8"
+
+msgid ""
+"'AUTO' selects the highest protocol version that client and server support."
+msgstr ""
+
+msgid ""
+"'Hostname:Port' or 'IPv4:Port' or '[IPv6]:Port' Radicale should listen on"
+msgstr ""
+
+msgid "-- Please choose --"
+msgstr ""
+
+msgid "-- custom --"
+msgstr ""
+
+msgid "AUTO"
+msgstr ""
+
+msgid "Access-Control-Allow-Headers"
+msgstr ""
+
+msgid "Access-Control-Allow-Methods"
+msgstr ""
+
+msgid "Access-Control-Allow-Origin"
+msgstr ""
+
+msgid "Access-Control-Expose-Headers"
+msgstr ""
+
+msgid "Additional HTTP headers"
+msgstr ""
+
+msgid "Address:Port"
+msgstr ""
+
+msgid "Authentication"
+msgstr ""
+
+msgid ""
+"Authentication login is matched against the 'user' key, and collection's "
+"path is matched against the 'collection' key."
+msgstr ""
+
+msgid "Authentication method"
+msgstr ""
+
+msgid "Authentication method to allow access to Radicale server."
+msgstr ""
+
+msgid "Auto-start"
+msgstr ""
+
+msgid "CalDAV/CardDAV"
+msgstr ""
+
+msgid ""
+"Calendars and address books are available for both local and remote access, "
+"possibly limited through authentication policies."
+msgstr ""
+
+msgid "Certificate file"
+msgstr ""
+
+msgid ""
+"Change here the encoding Radicale will use instead of 'UTF-8' for responses "
+"to the client and/or to store data inside collections."
+msgstr ""
+
+msgid "Ciphers"
+msgstr ""
+
+msgid "Console Log level"
+msgstr ""
+
+msgid "Control the access to data collections."
+msgstr ""
+
+msgid "Critical"
+msgstr ""
+
+msgid ""
+"Cross-origin resource sharing (CORS) is a mechanism that allows restricted "
+"resources (e.g. fonts, JavaScript, etc.) on a web page to be requested from "
+"another domain outside the domain from which the resource originated."
+msgstr ""
+
+msgid "Custom"
+msgstr ""
+
+msgid "Database"
+msgstr ""
+
+msgid "Debug"
+msgstr ""
+
+msgid "Directory"
+msgstr ""
+
+msgid "Directory not exists/found !"
+msgstr ""
+
+msgid "Directory required !"
+msgstr ""
+
+msgid "Directory where the rotating log-files are stored"
+msgstr ""
+
+msgid "Enable HTTPS"
+msgstr ""
+
+msgid ""
+"Enable/Disable auto-start of Radicale on system start-up and interface events"
+msgstr ""
+
+msgid "Encoding"
+msgstr ""
+
+msgid "Encoding for responding requests."
+msgstr ""
+
+msgid "Encoding for storing local collections."
+msgstr ""
+
+msgid "Encryption method"
+msgstr ""
+
+msgid "Error"
+msgstr ""
+
+msgid "File '%s' not found !"
+msgstr ""
+
+msgid "File Log level"
+msgstr ""
+
+msgid "File not found !"
+msgstr ""
+
+msgid "File-system"
+msgstr ""
+
+msgid ""
+"For example, for the 'user' key, '.+' means 'authenticated user' and '.*' "
+"means 'anybody' (including anonymous users)."
+msgstr ""
+
+msgid "Full access for Owner only"
+msgstr ""
+
+msgid "Full access for authenticated Users"
+msgstr ""
+
+msgid "Full access for everybody (including anonymous)"
+msgstr ""
+
+msgid "Full path and file name of certificate"
+msgstr ""
+
+msgid "Full path and file name of private key"
+msgstr ""
+
+msgid "Info"
+msgstr ""
+
+msgid "Keep in mind to use the correct hashing algorithm !"
+msgstr ""
+
+msgid "Leading or ending slashes are trimmed from collection's path."
+msgstr ""
+
+msgid "Log-backup Count"
+msgstr ""
+
+msgid "Log-file Viewer"
+msgstr ""
+
+msgid "Log-file directory"
+msgstr ""
+
+msgid "Log-file size"
+msgstr ""
+
+msgid "Logging"
+msgstr ""
+
+msgid "Logon message"
+msgstr ""
+
+msgid "Maximum size of each rotation log-file."
+msgstr ""
+
+msgid "Message displayed in the client when a password is needed."
+msgstr ""
+
+msgid "NOT installed"
+msgstr ""
+
+msgid "None"
+msgstr ""
+
+msgid "Number of backup files of log to create."
+msgstr ""
+
+msgid "OPTIONAL: See python's ssl module for available ciphers"
+msgstr ""
+
+msgid "Owner allow write, authenticated users allow read"
+msgstr ""
+
+msgid "Path/File required !"
+msgstr ""
+
+msgid ""
+"Place here the 'user:password' pairs for your users which should have access "
+"to Radicale."
+msgstr ""
+
+msgid "Please install current version !"
+msgstr ""
+
+msgid "Please press [Reload] button below to reread the file."
+msgstr ""
+
+msgid "Please update to current version !"
+msgstr ""
+
+msgid "Port numbers below 1024 (Privileged ports) are not supported"
+msgstr ""
+
+msgid "Private key file"
+msgstr ""
+
+msgid "Radicale CalDAV/CardDAV Server"
+msgstr ""
+
+msgid "Radicale uses '/etc/radicale/rights' as regexp-based file."
+msgstr ""
+
+msgid "Radicale uses '/etc/radicale/users' as htpasswd file."
+msgstr ""
+
+msgid "Read only!"
+msgstr ""
+
+msgid "RegExp file"
+msgstr ""
+
+msgid "Reload"
+msgstr ""
+
+msgid "Response Encoding"
+msgstr ""
+
+msgid "Reveal/hide password"
+msgstr ""
+
+msgid "Rights"
+msgstr ""
+
+msgid "Rights are based on a regexp-based file"
+msgstr ""
+
+msgid "Rights backend"
+msgstr ""
+
+msgid "SHA-1"
+msgstr ""
+
+msgid "SSL Protocol"
+msgstr ""
+
+msgid "Save"
+msgstr ""
+
+msgid "Section names are only used for naming the rule."
+msgstr ""
+
+msgid "Server"
+msgstr ""
+
+msgid "Setting this parameter to '0' will disable rotation of log-file."
+msgstr ""
+
+msgid "Software package '"
+msgstr ""
+
+msgid "Start"
+msgstr ""
+
+msgid "Start / Stop"
+msgstr ""
+
+msgid "Start/Stop Radicale server"
+msgstr ""
+
+msgid "Storage"
+msgstr ""
+
+msgid "Storage Encoding"
+msgstr ""
+
+msgid "Storage backend"
+msgstr ""
+
+msgid "Syslog Log level"
+msgstr ""
+
+msgid "System"
+msgstr ""
+
+msgid ""
+"The Radicale Project is a complete CalDAV (calendar) and CardDAV (contact) "
+"server solution."
+msgstr ""
+
+msgid ""
+"They can be viewed and edited by calendar and contact clients on mobile "
+"phones or computers."
+msgstr ""
+
+msgid "To edit the file follow this link!"
+msgstr ""
+
+msgid "To view latest log file follow this link!"
+msgstr ""
+
+msgid "Value is not an Integer >= 0 !"
+msgstr ""
+
+msgid "Value required ! Integer >= 0 !"
+msgstr ""
+
+msgid "Version"
+msgstr ""
+
+msgid "Version Information"
+msgstr ""
+
+msgid ""
+"WARNING: Only 'File-system' is documented and tested by Radicale development"
+msgstr ""
+
+msgid "Warning"
+msgstr ""
+
+msgid ""
+"You can also get groups from the user regex in the collection with {0}, {1}, "
+"etc."
+msgstr ""
+
+msgid ""
+"You can use Python's ConfigParser interpolation values %(login)s and "
+"%(path)s."
+msgstr ""
+
+msgid "crypt"
+msgstr ""
+
+msgid "custom"
+msgstr ""
+
+msgid "htpasswd file"
+msgstr ""
+
+msgid "installed"
+msgstr ""
+
+msgid "or higher"
+msgstr ""
+
+msgid "plain"
+msgstr ""
+
+msgid "required"
+msgstr ""
+
+msgid "salted SHA-1"
+msgstr ""
diff --git a/applications/luci-app-radicale/root/etc/uci-defaults/luci-radicale b/applications/luci-app-radicale/root/etc/uci-defaults/luci-radicale
new file mode 100755
index 0000000000..333ca65f45
--- /dev/null
+++ b/applications/luci-app-radicale/root/etc/uci-defaults/luci-radicale
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+# no longer needed for "Save and Apply" to restart radicale
+# luci-app-radicale calls /etc/init.d/radicale reload
+uci -q batch <<-EOF >/dev/null
+	delete ucitrack.@radicale[-1]
+	commit ucitrack
+EOF
+
+rm -f /tmp/luci-indexcache
+
+exit 0