Made SGIs even more standards compliant (respect EOF command from LuCI)
[project/luci.git] / libs / sgi-webuci / luasrc / sgi / webuci.lua
1 --[[
2 LuCI - SGI-Module for Webuci
3
4 Description:
5 Server Gateway Interface for Webuci
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 module("luci.sgi.webuci", package.seeall)
27 local ltn12 = require("luci.ltn12")
28 require("luci.http")
29 require("luci.util")
30 require("luci.dispatcher")
31
32 function run(env, vars)
33 local r = luci.http.Request(
34 env,
35 ltn12.source.empty(),
36 ltn12.sink.file(io.stderr)
37 )
38
39 r.message.params = vars
40
41 local x = coroutine.create(luci.dispatcher.httpdispatch)
42 local status = ""
43 local headers = {}
44 local active = true
45
46 while coroutine.status(x) ~= "dead" do
47 local res, id, data1, data2 = coroutine.resume(x, r)
48
49 if not res then
50 print(env.SERVER_PROTOCOL .. " 500 Internal Server Error")
51 print("Content-Type: text/plain\n")
52 print(id)
53 break;
54 end
55
56 if active then
57 if id == 1 then
58 status = env.SERVER_PROTOCOL .. " " .. tostring(data1) .. " " .. data2 .. "\r\n"
59 elseif id == 2 then
60 headers[data1] = data2
61 elseif id == 3 then
62 io.write(status)
63 for k, v in pairs(headers) do
64 io.write(k .. ": " .. v .. "\r\n")
65 end
66 io.write("\r\n")
67 elseif id == 4 then
68 io.write(data1)
69 elseif id == 5 then
70 active = false
71 end
72 end
73 end
74 end