author | Kim Alvefur <zash@zash.se> |
Mon, 23 Apr 2012 23:36:50 +0200 | |
changeset 4670 | bd5e5e23942a |
parent 3353 | cd3cbf361f8f |
permissions | -rw-r--r-- |
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-- Prosody IM |
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-- Copyright (C) 2008-2010 Matthew Wild |
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-- Copyright (C) 2008-2010 Waqas Hussain |
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-- |
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-- This project is MIT/X11 licensed. Please see the |
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-- COPYING file in the source package for more information. |
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-- |
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module:depends("http"); |
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local lfs = require "lfs"; |
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|
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local open = io.open; |
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local stat = lfs.attributes; |
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local http_base = module:get_option_string("http_path", "www_files"); |
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local response_400 = "<h1>Bad Request</h1>Sorry, we didn't understand your request :("; |
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local response_403 = "<h1>Forbidden</h1>You don't have permission to view the contents of this directory :("; |
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local response_404 = "<h1>Page Not Found</h1>Sorry, we couldn't find what you were looking for :("; |
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|
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-- TODO: Should we read this from /etc/mime.types if it exists? (startup time...?) |
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local mime_map = { |
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html = "text/html"; |
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htm = "text/html"; |
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xml = "text/xml"; |
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xsl = "text/xml"; |
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txt = "text/plain; charset=utf-8"; |
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js = "text/javascript"; |
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css = "text/css"; |
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}; |
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local function preprocess_path(path) |
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if path:sub(1,1) ~= "/" then |
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path = "/"..path; |
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end |
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local level = 0; |
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for component in path:gmatch("([^/]+)/") do |
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if component == ".." then |
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level = level - 1; |
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elseif component ~= "." then |
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level = level + 1; |
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end |
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if level < 0 then |
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return nil; |
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end |
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end |
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return path; |
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end |
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function serve_file(request, path) |
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local response = request.response; |
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path = path and preprocess_path(path); |
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if not path then |
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response.status = 400; |
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return response:send(response_400); |
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end |
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local full_path = http_base..path; |
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if stat(full_path, "mode") == "directory" then |
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if stat(full_path.."/index.html", "mode") == "file" then |
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return serve_file(request, path.."/index.html"); |
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end |
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response.status = 403; |
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return response:send(response_403); |
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end |
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local f, err = open(full_path, "rb"); |
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if not f then |
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response.status = 404; |
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return response:send(response_404.."<br/>"..tostring(err)); |
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end |
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local data = f:read("*a"); |
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f:close(); |
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if not data then |
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response.status = 403; |
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return response:send(response_403); |
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end |
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local ext = path:match("%.([^.]*)$"); |
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response.headers.content_type = mime_map[ext]; -- Content-Type should be nil when not known |
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return response:send(data); |
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end |
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|
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module:provides("http", { |
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route = { |
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["/*"] = serve_file; |
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}; |
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}); |
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