prosody
c7bb2264e3b8
plugins/mod_httpserver.lua

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plugins/mod_httpserver.lua @ 1667:c7bb2264e3b8

mod_httpserver: Set default file handler (you can now request static files as /*) and restructure code a bit
author Matthew Wild <mwild1@gmail.com>
date Tue, 11 Aug 2009 21:33:24 +0100
parent 1552:334b66f614a6
child 1771:39e6b986ef01
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2009 Matthew Wild
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3 -- Copyright (C) 2008-2009 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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b35faad717f2 mod_httpserver: Add require 'net.httpserver'
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b35faad717f2 mod_httpserver: Add require 'net.httpserver'
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10 local httpserver = require "net.httpserver";
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12 local open = io.open;
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13 local t_concat = table.concat;
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14
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15 local http_base = "www_files";
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17 local response_400 = { status = "400 Bad Request", body = "<h1>Bad Request</h1>Sorry, we didn't understand your request :(" };
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18 local response_404 = { status = "404 Not Found", body = "<h1>Page Not Found</h1>Sorry, we couldn't find what you were looking for :(" };
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20 local function preprocess_path(path)
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21 if path:sub(1,1) ~= "/" then
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22 path = "/"..path;
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23 end
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24 local level = 0;
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25 for component in path:gmatch("([^/]+)/") do
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26 if component == ".." then
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27 level = level - 1;
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28 elseif component ~= "." then
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29 level = level + 1;
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30 end
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31 if level < 0 then
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32 return nil;
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33 end
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34 end
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35 return path;
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36 end
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37
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38 function serve_file(path)
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39 local f, err = open(http_base..path, "r");
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40 if not f then return response_404; end
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41 local data = f:read("*a");
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42 f:close();
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43 return data;
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44 end
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46 local function handle_file_request(method, body, request)
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47 local path = preprocess_path(request.url.path);
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48 if not path then return response_400; end
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49 path = path:gsub("^/[^/]+", ""); -- Strip /files/
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50 return serve_file(path);
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51 end
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52
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53 local function handle_default_request(method, body, request)
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54 local path = preprocess_path(request.url.path);
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55 if not path then return response_400; end
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56 return serve_file(path);
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57 end
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59 local ports = config.get(module.host, "core", "http_ports") or { 5280 };
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60 httpserver.set_default_handler(handle_default_request);
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61 httpserver.new_from_config(ports, "files", handle_file_request);