modules/admin-full/luasrc/controller/admin/uci.lua

   1 --[[
   2 LuCI - Lua Configuration Interface
   3
   4 Copyright 2008 Steven Barth <steven@midlink.org>
   5
   6 Licensed under the Apache License, Version 2.0 (the "License");
   7 you may not use this file except in compliance with the License.
   8 You may obtain a copy of the License at
   9
  10         http://www.apache.org/licenses/LICENSE-2.0
  11
  12 $Id$
  13 ]]--
  14 module("luci.controller.admin.uci", package.seeall)
  15
  16 function index()
  17         local i18n = luci.i18n.translate
  18
  19         entry({"admin", "uci"}, nil, i18n("config"))
  20         entry({"admin", "uci", "changes"}, call("action_changes"), i18n("changes"), 40)
  21         entry({"admin", "uci", "revert"}, call("action_revert"), i18n("revert"), 30)
  22         entry({"admin", "uci", "apply"}, call("action_apply"), i18n("apply"), 20)
  23         entry({"admin", "uci", "saveapply"}, call("action_apply"), i18n("saveapply"), 10)
  24 end
  25
  26 function convert_changes(changes)
  27         local ret = {}
  28         for r, tbl in pairs(changes) do
  29                 for s, os in pairs(tbl) do
  30                         for o, v in pairs(os) do
  31                                 local val, str
  32                                 if (v == "") then
  33                                         str = "-"
  34                                         val = ""
  35                                 else
  36                                         str = ""
  37                                         val = "="..luci.util.pcdata(v)
  38                                 end
  39                                 str = r.."."..s
  40                                 if o ~= ".type" then
  41                                         str = str.."."..o
  42                                 end
  43                                 table.insert(ret, str..val)
  44                         end
  45                 end
  46         end
  47         return table.concat(ret, "\n")
  48 end
  49
  50 function action_changes()
  51         local changes = convert_changes(luci.model.uci.cursor():changes())
  52         luci.template.render("admin_uci/changes", {changes=changes})
  53 end
  54
  55 function action_apply()
  56         local path = luci.dispatcher.context.path
  57
  58         local output  = ""
  59         local uci = luci.model.uci.cursor()
  60         local changes = uci:changes()
  61
  62         if changes then
  63                 local com = {}
  64                 local run = {}
  65
  66                 -- Collect files to be applied and commit changes
  67                 for r, tbl in pairs(changes) do
  68                         if r then
  69                                 if path[#path] ~= "apply" then
  70                                         uci:load(r)
  71                                         uci:commit(r)
  72                                         uci:unload(r)
  73                                 end
  74                                 if luci.config.uci_oncommit and luci.config.uci_oncommit[r] then
  75                                         run[luci.config.uci_oncommit[r]] = true
  76                                 end
  77                         end
  78                 end
  79
  80                 -- Search for post-commit commands
  81                 for cmd, i in pairs(run) do
  82                         output = output .. cmd .. ":\n" .. luci.util.exec(cmd) .. "\n"
  83                 end
  84         end
  85
  86
  87         luci.template.render("admin_uci/apply", {changes=convert_changes(changes), output=output})
  88 end
  89
  90
  91 function action_revert()
  92         local uci = luci.model.uci.cursor()
  93         local changes = uci:changes()
  94         if changes then
  95                 local revert = {}
  96
  97                 -- Collect files to be reverted
  98                 for r, tbl in pairs(changes) do
  99                         uci:load(r)
 100                         uci:revert(r)
 101                         uci:unload(r)
 102                 end
 103         end
 104
 105         luci.template.render("admin_uci/revert", {changes=convert_changes(changes)})
 106 end