applications/luci-app-adblock/luasrc/model/cbi/adblock/whitelist_tab.lua

   1 -- Copyright 2017 Dirk Brenken (dev@brenken.org)
   2 -- This is free software, licensed under the Apache License, Version 2.0
   3
   4 local fs = require("nixio.fs")
   5 local util = require("luci.util")
   6 local uci = require("uci")
   7 local adbinput = uci.get("adblock", "global", "adb_whitelist") or "/etc/adblock/adblock.whitelist"
   8
   9 if not nixio.fs.access(adbinput) then
  10         m = SimpleForm("error", nil, translate("Input file not found, please check your configuration."))
  11         m.reset = false
  12         m.submit = false
  13         return m
  14 end
  15
  16 if nixio.fs.stat(adbinput).size > 524288 then
  17         m = SimpleForm("error", nil,
  18         translate("The file size is too large for online editing in LuCI (&gt; 512 KB). ")
  19         .. translate("Please edit this file directly in a terminal session."))
  20         m.reset = false
  21         m.submit = false
  22         return m
  23 end
  24
  25 m = SimpleForm("input", nil)
  26 m:append(Template("adblock/config_css"))
  27 m.reset = false
  28
  29 s = m:section(SimpleSection, nil,
  30         translatef("This form allows you to modify the content of the adblock whitelist (%s).<br />", adbinput)
  31         .. translate("Please add only one domain per line. Comments introduced with '#' are allowed - ip addresses, wildcards and regex are not."))
  32
  33 f = s:option(TextValue, "data")
  34 f.datatype = "string"
  35 f.rows = 20
  36 f.rmempty = true
  37
  38 function f.cfgvalue()
  39         return nixio.fs.readfile(adbinput) or ""
  40 end
  41
  42 function f.write(self, section, data)
  43         return nixio.fs.writefile(adbinput, "\n" .. util.trim(data:gsub("\r\n", "\n")) .. "\n")
  44 end
  45
  46 function s.handle(self, state, data)
  47         return true
  48 end
  49
  50 return m