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comparison mod_http_dir_listing2/mod_http_dir_listing2.lua @ 3002:c91c9b87929e

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mod_http_dir_listing2: Switch to util.interpolation for HTML rendering
author Kim Alvefur <zash@zash.se>
date Mon, 16 Apr 2018 21:18:47 +0200
parents 1108a40c3118
children ec2984aa53db
comparison
equal deleted inserted replaced
3001:1108a40c3118 3002:c91c9b87929e
9 local server = require"net.http.server"; 9 local server = require"net.http.server";
10 local lfs = require "lfs"; 10 local lfs = require "lfs";
11 local stat = lfs.attributes; 11 local stat = lfs.attributes;
12 local build_path = require"socket.url".build_path; 12 local build_path = require"socket.url".build_path;
13 local base64_encode = require"util.encodings".base64.encode; 13 local base64_encode = require"util.encodings".base64.encode;
14 local tag = require"util.stanza".stanza; 14 local st = require"util.stanza";
15 local template = require"util.template"; 15 local render = require"util.interpolation".new("%b{}", st.xml_escape);
16 16
17 local mime = module:shared("/*/http_files/mime"); 17 local mime = module:shared("/*/http_files/mime");
18 18
19 local function get_resource(resource) 19 local function get_resource(resource)
20 local fh = assert(module:load_resource(resource)); 20 local fh = assert(module:load_resource(resource));
21 local data = fh:read"*a"; 21 local data = fh:read"*a";
22 fh:close(); 22 fh:close();
23 return data; 23 return data;
24 end 24 end
25 25
26 local dir_index_template = template(get_resource("resources/template.html")); 26 local dir_index_template = get_resource("resources/template.html");
27 local style = get_resource("resources/style.css"):gsub("url%((.-)%)", function(url) 27 local style = get_resource("resources/style.css"):gsub("url%((.-)%)", function(url)
28 --module:log("debug", "Inlineing %s", url); 28 --module:log("debug", "Inlineing %s", url);
29 return "url(data:image/png;base64,"..base64_encode(get_resource("resources/"..url))..")"; 29 return "url(data:image/png;base64,"..base64_encode(get_resource("resources/"..url))..")";
30 end); 30 end);
31 31
32 local function generate_directory_index(path, full_path) 32 local function generate_directory_index(path, full_path)
33 local filelist = tag("ul", { class = "filelist" } ):text"\n"; 33 local filelist = {};
34 if path ~= "/" then 34 if path ~= "/" then
35 filelist:tag("li", { class = "parent directory" }) 35 table.insert(filelist, { class = "parent directory", href = "..", rel = "up", text = "Parent Directory" });
36 :tag("a", { href = "..", rel = "up" }):text("Parent Directory"):up():up():text"\n"
37 end 36 end
38 local mime_map = mime.types; 37 local mime_map = mime.types;
39 for file in lfs.dir(full_path) do 38 for file in lfs.dir(full_path) do
40 if file:sub(1,1) ~= "." then 39 if file:sub(1,1) ~= "." then
41 local attr = stat(full_path..file) or {}; 40 local attr = stat(full_path..file) or {};
42 local path = { file }; 41 local path = { file };
43 local file_ext = file:match"%.([^.]+)$"; 42 local file_ext = file:match"%.([^.]+)$";
44 local type = attr.mode == "file" and file_ext and mime_map and mime_map[file_ext] or nil; 43 local type = attr.mode == "file" and file_ext and mime_map and mime_map[file_ext] or nil;
45 local class = table.concat({ attr.mode or "unknown", file_ext, type and type:match"^[^/]+" }, " "); 44 local class = table.concat({ attr.mode or "unknown", file_ext, type and type:match"^[^/]+" }, " ");
46 path.is_directory = attr.mode == "directory"; 45 path.is_directory = attr.mode == "directory";
47 filelist:tag("li", { class = class }) 46 table.insert(filelist, { class = class, href = build_path(path), type = type, text = file });
48 :tag("a", { href = build_path(path), type = type }):text(file):up()
49 :up():text"\n";
50 end 47 end
51 end 48 end
52 return "<!DOCTYPE html>\n"..tostring(dir_index_template.apply{ 49 return render(dir_index_template, {
53 path = path, 50 path = path,
54 style = style, 51 style = style,
55 filelist = filelist, 52 filelist = filelist,
56 footer = "Prosody "..prosody.version, 53 footer = "Prosody "..prosody.version,
57 }); 54 });