prosody
550f0a5e85c5
plugins/mod_http_files.lua

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plugins/mod_http_files.lua @ 4868:550f0a5e85c5

mod_http_files: Respond with a 301 redirect for directories to append a / (fixes relative links)
author Kim Alvefur <zash@zash.se>
date Sat, 12 May 2012 02:17:08 +0200
parent 4722:1138fd3d5846
child 5232:c9bb5879e193
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 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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9 module:depends("http");
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10 local lfs = require "lfs";
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11
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12 local open = io.open;
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13 local stat = lfs.attributes;
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14
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15 local http_base = module:get_option_string("http_files_dir", module:get_option_string("http_path", "www_files"));
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17 -- TODO: Should we read this from /etc/mime.types if it exists? (startup time...?)
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18 local mime_map = {
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19 html = "text/html";
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20 htm = "text/html";
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21 xml = "text/xml";
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22 xsl = "text/xml";
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23 txt = "text/plain; charset=utf-8";
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24 js = "text/javascript";
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25 css = "text/css";
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26 };
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27
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28 function serve_file(event, path)
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29 local response = event.response;
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30 local orig_path = event.request.path;
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31 local full_path = http_base.."/"..path;
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32 if stat(full_path, "mode") == "directory" then
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33 if full_path:sub(-1) ~= "/" then
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34 response.headers.location = orig_path.."/";
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35 return 301;
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36 end
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37 if stat(full_path.."index.html", "mode") == "file" then
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38 return serve_file(event, path.."index.html");
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39 end
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40
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41 -- TODO File listing
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42 return 403;
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43 end
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44 local f, err = open(full_path, "rb");
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45 if not f then
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46 module:log("warn", "Failed to open file: %s", err);
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47 return 404;
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48 end
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49 local data = f:read("*a");
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50 f:close();
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51 if not data then
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52 return 403;
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53 end
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54 local ext = path:match("%.([^.]*)$");
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55 response.headers.content_type = mime_map[ext]; -- Content-Type should be nil when not known
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56 return response:send(data);
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57 end
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58
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59 module:provides("http", {
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60 route = {
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61 ["GET /*"] = serve_file;
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62 };
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63 });
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