applications/luci-splash/luasrc/model/cbi/splash/splashtext.lua

   1 --[[
   2 LuCI - Lua Configuration Interface
   3
   4 Copyright 2008 Steven Barth <steven@midlink.org>
   5 Copyright 2008 Jo-Philipp Wich <xm@leipzig.freifunk.net>
   6 Copyright 2010 Manuel Munz <freifunk@somakoma.de>
   7
   8 Licensed under the Apache License, Version 2.0 (the "License");
   9 you may not use this file except in compliance with the License.
  10 You may obtain a copy of the License at
  11
  12         http://www.apache.org/licenses/LICENSE-2.0
  13 ]]--
  14
  15 local fs = require "nixio.fs"
  16
  17 local splashtextfile = "/usr/lib/luci-splash/splashtext.html"
  18
  19 f = SimpleForm("splashtext", translate("Edit Splash text"),
  20         translate("You can enter your own text that is displayed to clients here.<br />" ..
  21         "It is possible to use the following markers: " ..
  22         "###COMMUNITY###, ###COMMUNITY_URL###, ###CONTACTURL###, ###LEASETIME###, ###LIMIT### and ###ACCEPT###."))
  23
  24 t = f:field(TextValue, "text")
  25 t.rmempty = true
  26 t.rows = 30
  27 function t.cfgvalue()
  28         return fs.readfile(splashtextfile) or ""
  29 end
  30
  31 function f.handle(self, state, data)
  32         if state == FORM_VALID then
  33                 if data.text then
  34                         fs.writefile(splashtextfile, data.text:gsub("\r\n", "\n"))
  35                 else
  36                         fs.unlink(splashtextfile)
  37                 end
  38         end
  39         return true
  40 end
  41
  42 return f