libs/core/luasrc/model/network/wireless.lua

   1 --[[
   2 LuCI - Network model - Wireless extension
   3
   4 Copyright 2009 Jo-Philipp Wich <xm@subsignal.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 Unless required by applicable law or agreed to in writing, software
  13 distributed under the License is distributed on an "AS IS" BASIS,
  14 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15 See the License for the specific language governing permissions and
  16 limitations under the License.
  17
  18 ]]--
  19
  20 local pairs, i18n, uci = pairs, luci.i18n, luci.model.uci
  21
  22 local iwi = require "iwinfo"
  23 local utl = require "luci.util"
  24 local uct = require "luci.model.uci.bind"
  25
  26 module "luci.model.network.wireless"
  27
  28 local ub = uct.bind("wireless")
  29 local st, ifs
  30
  31 function init(self, cursor)
  32         cursor:unload("wireless")
  33         cursor:load("wireless")
  34         ub:init(cursor)
  35
  36         st = uci.cursor_state()
  37         ifs = { }
  38
  39         local count = 0
  40
  41         ub.uci:foreach("wireless", "wifi-iface",
  42                 function(s)
  43                         count = count + 1
  44
  45                         local device = s.device or "wlan0"
  46                         local state = st:get_all("wireless", s['.name'])
  47                         local name = device .. ".network" .. count
  48
  49                         ifs[name] = {
  50                                 idx      = count,
  51                                 name     = name,
  52                                 rawname  = state and state.ifname or name,
  53                                 flags    = { },
  54                                 ipaddrs  = { },
  55                                 ip6addrs = { },
  56
  57                                 type     = "wifi",
  58                                 network  = s.network,
  59                                 handler  = self,
  60                                 wifi     = state or s,
  61                                 sid      = s['.name']
  62                         }
  63                 end)
  64 end
  65
  66 function shortname(self, iface)
  67         if iface.dev and iface.dev.wifi then
  68                 return "%s %q" %{
  69                         i18n.translate("a_s_if_iwmode_" .. (iface.dev.wifi.mode or "ap")),
  70                         iface.dev.wifi.ssid or iface.dev.wifi.bssid or "(hidden)"
  71                 }
  72         else
  73                 return iface:name()
  74         end
  75 end
  76
  77 function get_i18n(self, iface)
  78         if iface.dev and iface.dev.wifi then
  79                 return "%s: %s %q" %{
  80                         i18n.translate("Wireless Network"),
  81                         i18n.translate("a_s_if_iwmode_" .. (iface.dev.wifi.mode or "ap"), iface.dev.wifi.mode or "AP"),
  82                         iface.dev.wifi.ssid or iface.dev.wifi.bssid or "(hidden)"
  83                 }
  84         else
  85                 return "%s: %q" %{ i18n.translate("Wireless Network"), iface:name() }
  86         end
  87 end
  88
  89 function rename_network(self, old, new)
  90         local i
  91         for i, _ in pairs(ifs) do
  92                 if ifs[i].network == old then
  93                         ifs[i].network = new
  94                 end
  95         end
  96
  97         ub.uci:foreach("wireless", "wifi-iface",
  98                 function(s)
  99                         if s.network == old then
 100                                 if new then
 101                                         ub.uci:set("wireless", s['.name'], "network", new)
 102                                 else
 103                                         ub.uci:delete("wireless", s['.name'], "network")
 104                                 end
 105                         end
 106                 end)
 107 end
 108
 109 function del_network(self, old)
 110         return self:rename_network(old, nil)
 111 end
 112
 113 function find_interfaces(self, iflist, brlist)
 114         local iface
 115         for iface, _ in pairs(ifs) do
 116                 iflist[iface] = ifs[iface]
 117         end
 118 end
 119
 120 function ignore_interface(self, iface)
 121         if ifs and ifs[iface] then
 122                 return false
 123         else
 124                 return iwi.type(iface) and true or false
 125         end
 126 end
 127
 128 function add_interface(self, net, iface)
 129         if ifs and ifs[iface] and ifs[iface].sid then
 130                 ub.uci:set("wireless", ifs[iface].sid, "network", net:name())
 131                 ifs[iface].network = net:name()
 132                 return true
 133         end
 134
 135         return false
 136 end
 137
 138 function del_interface(self, net, iface)
 139         if ifs and ifs[iface] and ifs[iface].sid then
 140                 ub.uci:delete("wireless", ifs[iface].sid, "network")
 141                 --return true
 142         end
 143
 144         return false
 145 end
 146
 147 return _M
 148