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#!bin/lem
--
-- This file is part of LEM, a Lua Event Machine.
-- Copyright 2011-2012 Emil Renner Berthing
-- Copyright 2013 Asbjørn Sloth Tønnesen
--
-- LEM is free software: you can redistribute it and/or modify it
-- under the terms of the GNU Lesser General Public License as
-- published by the Free Software Foundation, either version 3 of
-- the License, or (at your option) any later version.
--
-- LEM is distributed in the hope that it will be useful, but
-- WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU Lesser General Public License for more details.
--
-- You should have received a copy of the GNU Lesser General Public
-- License along with LEM. If not, see <http://www.gnu.org/licenses/>.
--
package.path = '?.lua'
package.cpath = '?.so'
local utils = require 'lem.utils'
local io = require 'lem.io'
local hathaway = require 'lem.hathaway'
hathaway.debug = print -- must be set before import()
hathaway.import() -- when using single instance API
GET('/', function(req, res)
print(req.client:getpeer())
res.status = 302
res.headers['Location'] = '/dump'
end)
GET('/hello', function(req, res)
res.headers['Content-Type'] = 'text/plain'
res:add('Hello, World!\n')
end)
GET('/self', function(req, res)
res.headers['Content-Type'] = 'text/plain'
res.file = arg[0]
end)
GET('/dump', function(req, res)
local accept = req.headers['accept']
if accept and accept:match('application/xhtml%+xml') then
res.headers['Content-Type'] = 'application/xhtml+xml'
else
res.headers['Content-Type'] = 'text/html'
end
res:add([[
<?xml version="1.0" encoding="UTF-8"?>
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<title>Hathaway HTTP dump</title>
<style type="text/css">
th { text-align:left; }
</style>
</head>
<body>
<h2>Request</h2>
<table>
<tr><th>Method:</th><td>%s</td></tr>
<tr><th>Uri:</th><td>%s</td></tr>
<tr><th>Version:</th><td>%s</td></tr>
</table>
<h2>Headers</h2>
<table>
]], req.method or '', req.uri or '', req.version)
for k, v in pairs(req.headers) do
res:add(' <tr><th>%s</th><td>%s</td></tr>\n', k, v)
end
res:add([[
</table>
<h2>Body</h2>
<form action="/form" method="POST" accept-charset="UTF-8">
<p>
<textarea name="text" cols="80" rows="25"></textarea><br />
<input type="submit" value="Submit" />
</p>
</form>
<form action="/quit" method="post">
<p>
<input type="hidden" name="quit" value="secret" />
<input type="submit" value="Quit" />
</p>
</form>
</body>
</html>
]])
end)
local function urldecode(str)
return str:gsub('+', ' '):gsub('%%(%x%x)', function (str)
return string.char(tonumber(str, 16))
end)
end
local function parseform(str)
local t = {}
for k, v in str:gmatch('([^&]+)=([^&]*)') do
t[urldecode(k)] = urldecode(v)
end
return t
end
POST('/form', function(req, res)
res.headers['Content-Type'] = 'text/plain'
local body =req:body()
res:add("You sent:\n%s\n", body)
res:add('{\n')
for k, v in pairs(parseform(body)) do
res:add(" ['%s'] = '%s'\n", k, v)
end
res:add('}\n')
end)
GET('/close', function(req, res)
res.headers['Content-Type'] = 'text/plain'
res.headers['Connection'] = 'close'
res:add('This connection should close\n')
end)
POST('/quit', function(req, res)
local body = req:body()
res.headers['Content-Type'] = 'text/plain'
if body == 'quit=secret' then
res:add("Bye o/\n")
hathaway.server:close()
else
res:add("You didn't supply the right value...\n")
end
end)
GETM('^/hello/([^/]+)$', function(req, res, name)
res.headers['Content-Type'] = 'text/plain'
res:add('Hello, %s!\n', name)
end)
if arg[1] == 'socket' then
local sock = assert(io.unix.listen('socket', 666))
Hathaway(sock)
else
Hathaway('*', arg[1] or '8080')
end
utils.exit(0) -- otherwise open connections will keep us running
-- vim: syntax=lua ts=2 sw=2 noet:
|
