module("luci.i18n", package.seeall)
require("luci.util")
+local tparser = require "luci.template.parser"
+
table = {}
i18ndir = luci.util.libpath() .. "/i18n/"
loaded = {}
--- Clear the translation table.
function clear()
- table = {}
end
--- Load a translation and copy its data into the translation table.
-- @param force Force reload even if already loaded (optional)
-- @return Success status
function load(file, lang, force)
- lang = lang and lang:gsub("_", "-") or ""
- if force or not loaded[lang] or not loaded[lang][file] then
- local f = loadfile(i18ndir .. file .. "." .. lang .. ".lua") or
- loadfile(i18ndir .. file .. "." .. lang .. ".lua.gz")
-
- if f then
- table[lang] = table[lang] or {}
- setfenv(f, table[lang])
- f()
- loaded[lang] = loaded[lang] or {}
- loaded[lang][file] = true
- return true
- else
- return false
- end
- else
- return true
- end
end
--- Load a translation file using the default translation language.
-- @param file Language file
-- @param force Force reload even if already loaded (optional)
function loadc(file, force)
- load(file, default, force)
- if context.parent then load(file, context.parent, force) end
- return load(file, context.lang, force)
end
--- Set the context default translation language.
function setlanguage(lang)
context.lang = lang:gsub("_", "-")
context.parent = (context.lang:match("^([a-z][a-z])_"))
+ if not tparser.load_catalog(context.lang, i18ndir) then
+ if context.parent then
+ tparser.load_catalog(context.parent, i18ndir)
+ return context.parent
+ end
+ end
+ return context.lang
end
--- Return the translated value for a specific translation key.
--- @param key Translation key
--- @param def Default translation
+-- @param key Default translation text
-- @return Translated string
-function translate(key, def)
- return (table[context.lang] and table[context.lang][key])
- or (table[context.parent] and table[context.parent][key])
- or (table[default] and table[default][key])
- or def
+function translate(key)
+ return tparser.translate(key) or key
+end
+
+--- Return the translated value for a specific translation key and use it as sprintf pattern.
+-- @param key Default translation text
+-- @param ... Format parameters
+-- @return Translated and formatted string
+function translatef(key, ...)
+ return tostring(translate(key)):format(...)
+end
+
+--- Return the translated value for a specific translation key
+-- and ensure that the returned value is a Lua string value.
+-- This is the same as calling <code>tostring(translate(...))</code>
+-- @param key Default translation text
+-- @return Translated string
+function string(key)
+ return tostring(translate(key))
end
--- Return the translated value for a specific translation key and use it as sprintf pattern.
--- @param key Translation key
--- @param default Default translation
+-- Ensure that the returned value is a Lua string value.
+-- This is the same as calling <code>tostring(translatef(...))</code>
+-- @param key Default translation text
-- @param ... Format parameters
-- @return Translated and formatted string
-function translatef(key, default, ...)
- return translate(key, default):format(...)
+function stringf(key, ...)
+ return tostring(translate(key)):format(...)
end