2 FFLuCI - HTTP-Interaction
5 HTTP-Header manipulator and form variable preprocessor
14 Copyright 2008 Steven Barth <steven@midlink.org>
16 Licensed under the Apache License, Version 2.0 (the "License");
17 you may not use this file except in compliance with the License.
18 You may obtain a copy of the License at
20 http://www.apache.org/licenses/LICENSE-2.0
22 Unless required by applicable law or agreed to in writing, software
23 distributed under the License is distributed on an "AS IS" BASIS,
24 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
25 See the License for the specific language governing permissions and
26 limitations under the License.
30 module("ffluci.http", package.seeall)
32 require("ffluci.util")
34 -- Sets HTTP-Status-Header
35 function status(code, message)
36 print("Status: " .. tostring(code) .. " " .. message)
40 -- Asks the browser to redirect to "url"
41 function redirect(url, qs)
43 url = url .. "?" .. qs
47 print("Location: " .. url .. "\n")
51 -- Same as redirect but accepts category, module and action for internal use
52 function request_redirect(category, module, action, ...)
53 category = category or "public"
54 module = module or "index"
55 action = action or "index"
57 local pattern = script_name() .. "/%s/%s/%s"
58 redirect(pattern:format(category, module, action), ...)
62 -- Returns the User's IP
63 function remote_addr()
64 return ENV.REMOTE_ADDR
68 -- Returns the script name
69 function script_name()
70 return ENV.SCRIPT_NAME
74 -- Gets form value from key
75 function formvalue(key, default)
76 local c = formvalues()
78 for match in key:gmatch("[%w-_]+") do
89 -- Returns a table of all COOKIE, GET and POST Parameters
95 -- Prints plaintext content-type header
97 print("Content-Type: text/plain\n")
101 -- Prints html content-type header
102 function htmlheader()
103 print("Content-Type: text/html\n")
107 -- Prints xml content-type header
109 print("Content-Type: text/xml\n")