-- Prosody IM -- Copyright (C) 2008-2010 Matthew Wild -- Copyright (C) 2008-2010 Waqas Hussain -- -- This project is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- module:depends("http"); local lfs = require "lfs"; local open = io.open; local stat = lfs.attributes; local http_base = module:get_option_string("http_path", "www_files"); local response_400 = "

Bad Request

Sorry, we didn't understand your request :("; local response_403 = "

Forbidden

You don't have permission to view the contents of this directory :("; local response_404 = "

Page Not Found

Sorry, we couldn't find what you were looking for :("; -- TODO: Should we read this from /etc/mime.types if it exists? (startup time...?) local mime_map = { html = "text/html"; htm = "text/html"; xml = "text/xml"; xsl = "text/xml"; txt = "text/plain; charset=utf-8"; js = "text/javascript"; css = "text/css"; }; local function preprocess_path(path) if path:sub(1,1) ~= "/" then path = "/"..path; end local level = 0; for component in path:gmatch("([^/]+)/") do if component == ".." then level = level - 1; elseif component ~= "." then level = level + 1; end if level < 0 then return nil; end end return path; end function serve_file(event, path) local response = event.response; path = path and preprocess_path(path); if not path then response.status = 400; return response:send(response_400); end local full_path = http_base..path; if stat(full_path, "mode") == "directory" then if stat(full_path.."/index.html", "mode") == "file" then return serve_file(event, path.."/index.html"); end response.status = 403; return response:send(response_403); end local f, err = open(full_path, "rb"); if not f then response.status = 404; return response:send(response_404.."
"..tostring(err)); end local data = f:read("*a"); f:close(); if not data then response.status = 403; return response:send(response_403); end local ext = path:match("%.([^.]*)$"); response.headers.content_type = mime_map[ext]; -- Content-Type should be nil when not known return response:send(data); end module:provides("http", { route = { ["/*"] = serve_file; }; });