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

   1 -- Copyright 2017-2018 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("luci.model.uci").cursor()
   7 local input = uci:get("adblock", "global", "adb_whitelist") or "/etc/adblock/adblock.whitelist"
   8
   9 if not fs.access(input) 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 fs.stat(input).size >= 102400 then
  17         m = SimpleForm("error", nil,
  18                 translate("The file size is too large for online editing in LuCI (&ge; 100 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/adblock_css"))
  27 m.submit = translate("Save")
  28 m.reset = false
  29
  30 s = m:section(SimpleSection, nil,
  31         translatef("This form allows you to modify the content of the adblock whitelist (%s). ", input)
  32         .. translate("Please add only one domain per line. Comments introduced with '#' are allowed - ip addresses, wildcards and regex are not."))
  33
  34 f = s:option(TextValue, "data")
  35 f.datatype = "string"
  36 f.rows = 20
  37 f.rmempty = true
  38
  39 function f.cfgvalue()
  40         return fs.readfile(input) or ""
  41 end
  42
  43 function f.write(self, section, data)
  44         return fs.writefile(input, "\n" .. util.trim(data:gsub("\r\n", "\n")) .. "\n")
  45 end
  46
  47 function f.remove(self, section, value)
  48         return fs.writefile(input, "")
  49 end
  50
  51 function s.handle(self, state, data)
  52         return true
  53 end
  54
  55 return m