diff options
Diffstat (limited to 'lib/nodeserver/server.js')
| -rw-r--r-- | lib/nodeserver/server.js | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/lib/nodeserver/server.js b/lib/nodeserver/server.js deleted file mode 100644 index 1c7f012c..00000000 --- a/lib/nodeserver/server.js +++ /dev/null @@ -1,273 +0,0 @@ -var sys = require('sys'), - http = require('http'), - fs = require('fs'), - url = require('url'), - events = require('events'); - -var DEFAULT_PORT = 8000; - -function main(argv) { - new HttpServer({ - 'GET': createServlet(StaticServlet), - 'HEAD': createServlet(StaticServlet) - }).start(Number(argv[2]) || DEFAULT_PORT); -} - -function escapeHtml(value) { - return value.toString(). - replace('<', '<'). - replace('>', '>'). - replace('"', '"'); -} - -function createServlet(Class) { - var servlet = new Class(); - return servlet.handleRequest.bind(servlet); -} - -/** - * An Http server implementation that uses a map of methods to decide - * action routing. - * - * @param {Object} Map of method => Handler function - */ -function HttpServer(handlers) { - this.handlers = handlers; - this.server = http.createServer(this.handleRequest_.bind(this)); -} - -HttpServer.prototype.start = function(port) { - this.port = port; - this.server.listen(port); - sys.puts('Http Server running at http://127.0.0.1:' + port + '/'); -}; - -HttpServer.prototype.parseUrl_ = function(urlString) { - var parsed = url.parse(urlString); - parsed.pathname = url.resolve('/', parsed.pathname); - return url.parse(url.format(parsed), true); -}; - -HttpServer.prototype.handleRequest_ = function(req, res) { - var logEntry = req.method + ' ' + req.url; - if (req.headers['user-agent']) { - logEntry += ' ' + req.headers['user-agent']; - } - sys.puts(logEntry); - req.url = this.parseUrl_(req.url); - var handler = this.handlers[req.method]; - if (!handler) { - res.writeHead(501); - res.end(); - } else { - handler.call(this, req, res); - } -}; - -/** - * Handles static content. - */ -function StaticServlet() {} - -StaticServlet.MimeMap = { - 'txt': 'text/plain', - 'html': 'text/html', - 'css': 'text/css', - 'xml': 'application/xml', - 'json': 'application/json', - 'js': 'application/javascript', - 'jpg': 'image/jpeg', - 'jpeg': 'image/jpeg', - 'gif': 'image/gif', - 'png': 'image/png', - 'manifest': 'text/cache-manifest', - // it should be application/font-woff - // but only this silences chrome warnings - 'woff': 'font/opentype' -}; - -StaticServlet.prototype.handleRequest = function(req, res) { - var self = this; - var path = ('./' + req.url.pathname).replace('//','/').replace(/%(..)/g, function(match, hex){ - return String.fromCharCode(parseInt(hex, 16)); - }); - var parts = path.split('/'); - if (parts[parts.length-1].charAt(0) === '.') - return self.sendForbidden_(req, res, path); - - // favicon rewriting - if (path === './favicon.ico') - return self.sendFile_(req, res, './lib/nodeserver/favicon.ico'); - - // docs rewriting - var REWRITE = /\/(guide|api|cookbook|misc|tutorial).*$/, - IGNORED = /(\.(css|js|png|jpg)$|partials\/.*\.html$)/, - match; - - if (!IGNORED.test(path) && (match = path.match(REWRITE))) { - path = path.replace(match[0], '/index.html'); - sys.puts('Rewrite to ' + path); - } - - // end of docs rewriting - - fs.stat(path, function(err, stat) { - if (err) - return self.sendMissing_(req, res, path); - if (stat.isDirectory()) - return fs.stat(path + 'index.html', function(err, stat) { - // send index.html if exists - if (!err) - return self.sendFile_(req, res, path + 'index.html'); - - // list files otherwise - return self.sendDirectory_(req, res, path); - }); - - return self.sendFile_(req, res, path); - }); -}; - -StaticServlet.prototype.sendError_ = function(req, res, error) { - res.writeHead(500, { - 'Content-Type': 'text/html' - }); - res.write('<!doctype html>\n'); - res.write('<title>Internal Server Error</title>\n'); - res.write('<h1>Internal Server Error</h1>'); - res.write('<pre>' + escapeHtml(sys.inspect(error)) + '</pre>'); - sys.puts('500 Internal Server Error'); - sys.puts(sys.inspect(error)); -}; - -StaticServlet.prototype.sendMissing_ = function(req, res, path) { - path = path.substring(1); - res.writeHead(404, { - 'Content-Type': 'text/html' - }); - res.write('<!doctype html>\n'); - res.write('<title>404 Not Found</title>\n'); - res.write('<h1>Not Found</h1>'); - res.write( - '<p>The requested URL ' + - escapeHtml(path) + - ' was not found on this server.</p>' - ); - res.end(); - sys.puts('404 Not Found: ' + path); -}; - -StaticServlet.prototype.sendForbidden_ = function(req, res, path) { - path = path.substring(1); - res.writeHead(403, { - 'Content-Type': 'text/html' - }); - res.write('<!doctype html>\n'); - res.write('<title>403 Forbidden</title>\n'); - res.write('<h1>Forbidden</h1>'); - res.write( - '<p>You do not have permission to access ' + - escapeHtml(path) + ' on this server.</p>' - ); - res.end(); - sys.puts('403 Forbidden: ' + path); -}; - -StaticServlet.prototype.sendRedirect_ = function(req, res, redirectUrl) { - res.writeHead(301, { - 'Content-Type': 'text/html', - 'Location': redirectUrl - }); - res.write('<!doctype html>\n'); - res.write('<title>301 Moved Permanently</title>\n'); - res.write('<h1>Moved Permanently</h1>'); - res.write( - '<p>The document has moved <a href="' + - redirectUrl + - '">here</a>.</p>' - ); - res.end(); - sys.puts('301 Moved Permanently: ' + redirectUrl); -}; - -StaticServlet.prototype.sendFile_ = function(req, res, path) { - var self = this; - var file = fs.createReadStream(path); - res.writeHead(200, { - // CSP headers, uncomment to enable CSP - //"X-WebKit-CSP": "default-src 'self';", - //"X-Content-Security-Policy": "default-src 'self'", - 'Content-Type': StaticServlet. - MimeMap[path.split('.').pop()] || 'text/plain' - }); - if (req.method === 'HEAD') { - res.end(); - } else { - file.on('data', res.write.bind(res)); - file.on('close', function() { - res.end(); - }); - file.on('error', function(error) { - self.sendError_(req, res, error); - }); - } -}; - -StaticServlet.prototype.sendDirectory_ = function(req, res, path) { - var self = this; - if (path.match(/[^\/]$/)) { - req.url.pathname += '/'; - var redirectUrl = url.format(url.parse(url.format(req.url))); - return self.sendRedirect_(req, res, redirectUrl); - } - fs.readdir(path, function(err, files) { - if (err) - return self.sendError_(req, res, error); - - if (!files.length) - return self.writeDirectoryIndex_(req, res, path, []); - - var remaining = files.length; - files.forEach(function(fileName, index) { - fs.stat(path + '/' + fileName, function(err, stat) { - if (err) - return self.sendError_(req, res, err); - if (stat.isDirectory()) { - files[index] = fileName + '/'; - } - if (!(--remaining)) - return self.writeDirectoryIndex_(req, res, path, files); - }); - }); - }); -}; - -StaticServlet.prototype.writeDirectoryIndex_ = function(req, res, path, files) { - path = path.substring(1); - res.writeHead(200, { - 'Content-Type': 'text/html' - }); - if (req.method === 'HEAD') { - res.end(); - return; - } - res.write('<!doctype html>\n'); - res.write('<title>' + escapeHtml(path) + '</title>\n'); - res.write('<style>\n'); - res.write(' ol { list-style-type: none; font-size: 1.2em; }\n'); - res.write('</style>\n'); - res.write('<h1>Directory: ' + escapeHtml(path) + '</h1>'); - res.write('<ol>'); - files.forEach(function(fileName) { - if (fileName.charAt(0) !== '.') { - res.write('<li><a href="' + - escapeHtml(fileName) + '">' + - escapeHtml(fileName) + '</a></li>'); - } - }); - res.write('</ol>'); - res.end(); -}; - -// Must be last, -main(process.argv); |
