src/ffluci/i18n.lua

   1 --[[
   2 FFLuCI - Internationalisation
   3
   4 Description:
   5 A very minimalistic but yet effective internationalisation module
   6
   7 FileId:
   8 $Id$
   9
  10 License:
  11 Copyright 2008 Steven Barth <steven@midlink.org>
  12
  13 Licensed under the Apache License, Version 2.0 (the "License");
  14 you may not use this file except in compliance with the License.
  15 You may obtain a copy of the License at
  16
  17         http://www.apache.org/licenses/LICENSE-2.0
  18
  19 Unless required by applicable law or agreed to in writing, software
  20 distributed under the License is distributed on an "AS IS" BASIS,
  21 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  22 See the License for the specific language governing permissions and
  23 limitations under the License.
  24
  25 ]]--
  26
  27 module("ffluci.i18n", package.seeall)
  28
  29 require("ffluci.fs")
  30 require("ffluci.util")
  31 require("ffluci.config")
  32
  33 table   = {}
  34 i18ndir = ffluci.fs.dirname(ffluci.util.__file__()) .. "/i18n/"
  35
  36 -- Clears the translation table
  37 function clear()
  38         table = {}
  39 end
  40
  41 -- Loads a translation and copies its data into the global translation table
  42 function load(file)
  43         local f = loadfile(i18ndir .. file)
  44         if f then
  45                 setfenv(f, table)
  46                 f()
  47                 return true
  48         else
  49                 return false
  50         end
  51 end
  52
  53 -- Same as load but autocompletes the filename with .LANG from config.lang
  54 function loadc(file)
  55         return load(file .. "." .. ffluci.config.main.lang)
  56 end
  57
  58 -- Returns the i18n-value defined by "key" or if there is no such: "default"
  59 function translate(key, default)
  60         return table[key] or default
  61 end