libs/uci/luasrc/model/uci.lua

   1 --[[
   2 LuCI - UCI mpdel
   3
   4 Description:
   5 Generalized UCI model
   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 local uci  = require("uci")
  27 local util = require("luci.util")
  28 local setmetatable, rawget, rawset = setmetatable, rawget, rawset
  29 local error, pairs, ipairs, tostring = error, pairs, ipairs, tostring
  30
  31 module("luci.model.uci", function(m) setmetatable(m, {__index = uci}) end)
  32
  33 savedir_default = "/tmp/.uci"
  34 confdir_default = "/etc/config"
  35
  36 savedir_state = "/var/state"
  37
  38 function delete_all(config, type, comparator)
  39         local del = {}
  40
  41         foreach(config, type,
  42                 function (section)
  43                         if not comparator or comparator(section) then
  44                                 table.insert(del, section[".name"])
  45                         end
  46                 end)
  47
  48         for i, j in ipairs(del) do
  49                 uci.delete(config, j)
  50         end
  51 end
  52
  53 function section(config, type, name, values)
  54         local stat = true
  55         if name then
  56                 stat = set(config, name, type)
  57         else
  58                 name = add(config, type)
  59                 stat = name and true
  60         end
  61
  62         if stat and values then
  63                 stat = tset(config, name, values)
  64         end
  65
  66         return stat and name
  67 end
  68
  69 function tset(config, section, values)
  70         local stat = true
  71         for k, v in pairs(values) do
  72                 if k:sub(1, 1) ~= "." then
  73                         stat = stat and set(config, section, k, v)
  74                 end
  75         end
  76 end