Mercurial > prosody-modules
annotate mod_http_dir_listing/http_dir_listing/mod_http_dir_listing.lua @ 1064:5db8debb4531
mod_http_dir_listing: Attach the MIME type to list items for use in CSS
author | Kim Alvefur <zash@zash.se> |
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date | Fri, 14 Jun 2013 12:09:00 +0200 |
parents | a2259870495c |
children | cb21928bca1d |
rev | line source |
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1 -- Prosody IM |
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2 -- Copyright (C) 2012 Kim Alvefur |
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3 -- |
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4 -- This project is MIT/X11 licensed. Please see the |
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5 -- COPYING file in the source package for more information. |
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6 -- |
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7 |
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8 module:set_global(); |
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9 local server = require"net.http.server"; |
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10 local lfs = require "lfs"; |
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11 local stat = lfs.attributes; |
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12 local build_path = require"socket.url".build_path; |
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13 local base64_encode = require"util.encodings".base64.encode; |
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14 local tag = require"util.stanza".stanza; |
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15 local template = require"util.template"; |
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16 |
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17 module:depends"http_files"; |
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18 |
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19 local mime = module:shared("/*/http_files/mime"); |
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20 |
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21 local function get_resource(resource) |
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22 local fh = assert(module:load_resource(resource)); |
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23 local data = fh:read"*a"; |
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24 fh:close(); |
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25 return data; |
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26 end |
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27 |
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28 local dir_index_template = template(get_resource("resources/template.html")); |
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29 local style = get_resource("resources/style.css"):gsub("url%((.-)%)", function(url) |
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30 --module:log("debug", "Inlineing %s", url); |
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31 return "url(data:image/png;base64,"..base64_encode(get_resource("resources/"..url))..")"; |
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32 end); |
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33 |
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34 local function generate_directory_index(path, full_path) |
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35 local filelist = tag("ul", { class = "filelist" } ):text"\n"; |
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36 if path ~= "/" then |
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37 filelist:tag("li", { class = "parent directory" }) |
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38 :tag("a", { href = "..", rel = "up" }):text("Parent Directory"):up():up():text"\n" |
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39 end |
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40 local mime_map = mime.types; |
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41 for file in lfs.dir(full_path) do |
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42 if file:sub(1,1) ~= "." then |
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43 local attr = stat(full_path..file) or {}; |
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44 local path = { file }; |
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45 local file_ext = file:match"%.(.-)$"; |
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46 local type = attr.mode == "file" and mime_map and mime_map[file_ext] or nil; |
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47 local class = table.concat({ attr.mode or "unknown", file_ext, type and type:match"^[^/]+" }, " "); |
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48 path.is_directory = attr.mode == "directory"; |
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49 filelist:tag("li", { class = class }) |
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50 :tag("a", { href = build_path(path), type = type }):text(file):up() |
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51 :up():text"\n"; |
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52 end |
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53 end |
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54 return "<!DOCTYPE html>\n"..tostring(dir_index_template.apply{ |
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55 path = path, |
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56 style = style, |
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57 filelist = filelist, |
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58 footer = "Prosody "..prosody.version, |
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59 }); |
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60 end |
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61 |
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62 module:hook_object_event(server, "directory-index", function (event) |
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63 local ok, data = pcall(generate_directory_index, event.path, event.full_path); |
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64 if ok then return data end |
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65 module:log("warn", data); |
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66 end); |