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| var http = require("http"), | |
| url = require("url"), | |
| path = require("path"), | |
| fs = require("fs") | |
| function wrapHTML(html) { | |
| return "<!DOCTYPE html><html><body>" + html + "</body></html>\n"; | |
| } | |
| function serveIndex(response, rootPath, localPath, cb) { | |
| fs.readdir(path.join(rootPath, localPath), function(err, files) { | |
| if (err) { | |
| serveError(response, 500, "Could not read directory contents."); | |
| return; | |
| } | |
| list = "<ul>"; | |
| for (var i = 0; i < files.length; ++i) { | |
| list += "<li><a href='" + path.join(localPath, files[i]) + "'>" + files[i] + "</a></li>"; | |
| } | |
| list += "</ul>"; | |
| serveSuccess(response, "<h1>" + localPath + "</h1>" + list); | |
| }); | |
| } | |
| function serveSuccess(response, body) { | |
| response.writeHead(200, {"Content-Type": "text/html"}); | |
| response.write(wrapHTML(body)); | |
| response.end(); | |
| } | |
| function serveError(response, code, message) { | |
| response.writeHead(code, {"Content-Type": "text/html"}); | |
| response.write(wrapHTML("<h1>" + code + ": " + message + "</h1>\n")); | |
| response.end(); | |
| } | |
| function getURI(request) { | |
| return decodeURIComponent(url.parse(request.url, true).path.replace(/\+/g, ' ')) | |
| } | |
| function getRequestHandler(rootPath) { | |
| return function handleRequest(request, response) { | |
| var uri = getURI(request) | |
| , filename = path.join(rootPath, uri); | |
| fs.exists(filename, function(exists) { | |
| if(!exists) { | |
| serveError(response, 404, "Not found"); | |
| return; | |
| } | |
| if (fs.statSync(filename).isDirectory()) { | |
| serveIndex(response, rootPath, uri, function() {}); | |
| return; | |
| } | |
| var readStream = fs.createReadStream(filename); | |
| response.writeHead(200); | |
| readStream.pipe(response); | |
| }); | |
| }; | |
| } | |
| function main() { | |
| if (process.argv.length != 4 && process.argv.length != 3) { | |
| console.error("Usage: PORT [PATH]"); | |
| return; | |
| } | |
| port = 8888; | |
| try { | |
| port = parseInt(process.argv[2], 10); | |
| } catch (e) { | |
| console.error("Usage: PORT [PATH]. Could not parse port."); | |
| return; | |
| } | |
| rootPath = process.cwd(); | |
| if (process.argv.length == 4) { | |
| rootPath = process.argv[3]; | |
| } | |
| http.createServer(getRequestHandler(rootPath)).listen(port); | |
| } | |
| main(); |
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