1 files changed, 55 insertions, 0 deletions
diff --git a/modules/luci-lua-runtime/luasrc/i18n.lua b/modules/luci-lua-runtime/luasrc/i18n.lua
new file mode 100644
index 0000000000..323912b650
--- /dev/null
+++ b/modules/luci-lua-runtime/luasrc/i18n.lua
@@ -0,0 +1,55 @@
+-- Copyright 2008 Steven Barth <steven@midlink.org>
+-- Licensed to the public under the Apache License 2.0.
+
+local tparser  = require "luci.template.parser"
+local util     = require "luci.util"
+local tostring = tostring
+
+module "luci.i18n"
+
+i18ndir = util.libpath() .. "/i18n/"
+context = util.threadlocal()
+default = "en"
+
+
+function setlanguage(lang)
+	local code, subcode = lang:match("^([A-Za-z][A-Za-z])[%-_]([A-Za-z][A-Za-z])$")
+	if not (code and subcode) then
+		subcode = lang:match("^([A-Za-z][A-Za-z])$")
+		if not subcode then
+			return nil
+		end
+	end
+
+	context.parent = code and code:lower()
+	context.lang   = context.parent and context.parent.."-"..subcode:lower() or subcode:lower()
+
+	if tparser.load_catalog(context.lang, i18ndir) and
+	   tparser.change_catalog(context.lang)
+	then
+		return context.lang
+
+	elseif context.parent then
+		if tparser.load_catalog(context.parent, i18ndir) and
+		   tparser.change_catalog(context.parent)
+		then
+			return context.parent
+		end
+	end
+
+	return nil
+end
+
+function translate(key)
+	return tparser.translate(key) or key
+end
+
+function translatef(key, ...)
+	return tostring(translate(key)):format(...)
+end
+
+function dump()
+	local rv = {}
+	tparser.get_translations(function(k, v) rv[k] = v end)
+	return rv
+end