node-http-upload-file

node-http-upload-file.js

/*
  Expected Response:

    {error: '',
    msg: ' File Name: coolaj86-2010.jpg,  File Size: 258472'
    }
*/
(function () {
  "use strict";

  require('./buffer-concat');

  var http = require("http"),
    fs = require("fs"),
    data = fs.readFileSync("./coolaj86-2010.jpg"),
    client,
    request;

  /* As per http://www.w3.org/Protocols/rfc1341/7_2_Multipart.html */
  var crlf = "\r\n",
    boundary = '---------------------------10102754414578508781458777923', // Boundary: "--" + up to 70 ASCII chars + "\r\n"
    delimiter = crlf + "--" + boundary,
    preamble = "", // ignored. a good place for non-standard mime info
    epilogue = "", // ignored. a good place to place a checksum, etc
    headers = [
      'Content-Disposition: form-data; name="fileToUpload"; filename="coolaj86-2010.jpg"' + crlf,
      'Content-Type: image/jpeg' + crlf,
    ],
    //bodyPart = headers.join('') + crlf + data.toString(),
    //encapsulation = delimiter + crlf + bodyPart,
    closeDelimiter = delimiter + "--",
    multipartBody; // = preamble + encapsulation + closeDelimiter + epilogue + crlf /* node doesn't add this */;

  multipartBody = Buffer.concat(
    new Buffer(preamble + delimiter + crlf + headers.join('') + crlf),
    data,
    new Buffer(closeDelimiter + epilogue)
  );
  console.log(multipartBody.length);


  client = http.createClient(80, "www.phpletter.com");
  /* headers copied from a browser request logged in wireshark */
  request = client.request('POST', '/contents/ajaxfileupload/doajaxfileupload.php', {
    'Host': 'www.phpletter.com',
    'User-Agent': 'Node.JS',
    //'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
    //'Accept-Language': 'en-us,en;q=0.5',
    'Accept-Encoding': 'gzip,deflate',
    //'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7',
    //'Keep-Alive': 115,
    //'Connection': 'keep-alive',
    //'Referer': 'http://www.phpletter.com/Demo/AjaxFileUpload-Demo/',
    //'Cookie': 'PHPSESSID=vrunqnvon9kv3675pq6r9ponb1; __utma=158605435.700113097.1294360062.1294360062.1294360062.1; __utmb=158605435; __utmc=158605435; __utmz=158605435.1294360062.1.1.utmccn=(organic)|utmcsr=google|utmctr=http+upload+demo|utmcmd=organic',
    'Content-Type': 'multipart/form-data; boundary=' + boundary,
    //'Content-Length': 258707
    'Content-Length': multipartBody.length
  });

  request.write(multipartBody);
  request.end();

  request.on('error', function (err) {
    console.log(err);
  });

  request.on('response', function (response) {
    console.log('response');

    response.setEncoding('utf8');

    response.on('data', function (chunk) {
      console.log(chunk.toString());
    });

    response.on('end', function () {
      console.log("end");
    });
  });
}());