opus

node_modules/needle/lib/auth.js

@@ -0,0 +1,110 @@
+var createHash = require('crypto').createHash;
+
+function get_header(header, credentials, opts) {
+  var type = header.split(' ')[0],
+      user = credentials[0],
+      pass = credentials[1];
+
+  if (type == 'Digest') {
+    return digest.generate(header, user, pass, opts.method, opts.path);
+  } else if (type == 'Basic') {
+    return basic(user, pass);
+  }
+}
+
+////////////////////
+// basic
+
+function md5(string) {
+  return createHash('md5').update(string).digest('hex');
+}
+
+function basic(user, pass) {
+  var str  = typeof pass == 'undefined' ? user : [user, pass].join(':');
+  return 'Basic ' + Buffer.from(str).toString('base64');
+}
+
+////////////////////
+// digest
+// logic inspired from https://github.com/simme/node-http-digest-client
+
+var digest = {};
+
+digest.parse_header = function(header) {
+  var challenge = {},
+      matches   = header.match(/([a-z0-9_-]+)="?([a-z0-9=\/\.@\s-]+)"?/gi);
+
+  for (var i = 0, l = matches.length; i < l; i++) {
+    var parts = matches[i].split('='),
+        key   = parts.shift(),
+        val   = parts.join('=').replace(/^"/, '').replace(/"$/, '');
+
+    challenge[key] = val;
+  }
+
+  return challenge;
+}
+
+digest.update_nc = function(nc) {
+  var max = 99999999;
+  nc++;
+
+  if (nc > max)
+    nc = 1;
+
+  var padding = new Array(8).join('0') + '';
+  nc = nc + '';
+  return padding.substr(0, 8 - nc.length) + nc;
+}
+
+digest.generate = function(header, user, pass, method, path) {
+
+  var nc        = 1,
+      cnonce    = null,
+      challenge = digest.parse_header(header);
+
+  var ha1  = md5(user + ':' + challenge.realm + ':' + pass),
+      ha2  = md5(method.toUpperCase() + ':' + path),
+      resp = [ha1, challenge.nonce];
+
+  if (typeof challenge.qop === 'string') {
+    cnonce = md5(Math.random().toString(36)).substr(0, 8);
+    nc     = digest.update_nc(nc);
+    resp   = resp.concat(nc, cnonce);
+  }
+
+  resp = resp.concat(challenge.qop, ha2);
+
+  var params = {
+    uri      : path,
+    realm    : challenge.realm,
+    nonce    : challenge.nonce,
+    username : user,
+    response : md5(resp.join(':'))
+  }
+
+  if (challenge.qop) {
+    params.qop = challenge.qop;
+  }
+
+  if (challenge.opaque) {
+    params.opaque = challenge.opaque;
+  }
+
+  if (cnonce) {
+    params.nc = nc;
+    params.cnonce = cnonce;
+  }
+
+  header = []
+  for (var k in params)
+    header.push(k + '="' + params[k] + '"')
+
+  return 'Digest ' + header.join(', ');
+}
+
+module.exports = {
+  header : get_header,
+  basic  : basic,
+  digest : digest.generate
+}

node_modules/needle/lib/cookies.js

@@ -0,0 +1,79 @@
+
+//  Simple cookie handling implementation based on the standard RFC 6265.
+//
+//  This module just has two functionalities:
+//    - Parse a set-cookie-header as a key value object
+//    - Write a cookie-string from a key value object
+//
+//  All cookie attributes are ignored.
+
+var unescape = require('querystring').unescape;
+
+var COOKIE_PAIR        = /^([^=\s]+)\s*=\s*("?)\s*(.*)\s*\2\s*$/;
+var EXCLUDED_CHARS     = /[\x00-\x1F\x7F\x3B\x3B\s\"\,\\"%]/g;
+var TRAILING_SEMICOLON = /\x3B+$/;
+var SEP_SEMICOLON      = /\s*\x3B\s*/;
+
+// i know these should be 'const', but I'd like to keep
+// supporting earlier node.js versions as long as I can. :)
+
+var KEY_INDEX   = 1; // index of key from COOKIE_PAIR match
+var VALUE_INDEX = 3; // index of value from COOKIE_PAIR match
+
+// Returns a copy str trimmed and without trainling semicolon.
+function cleanCookieString(str) {
+  return str.trim().replace(/\x3B+$/, '');
+}
+
+function getFirstPair(str) {
+  var index = str.indexOf('\x3B');
+  return index === -1 ? str : str.substr(0, index);
+}
+
+// Returns a encoded copy of str based on RFC6265 S4.1.1.
+function encodeCookieComponent(str) {
+  return str.toString().replace(EXCLUDED_CHARS, encodeURIComponent);
+}
+
+// Parses a set-cookie-string based on the standard defined in RFC6265 S4.1.1.
+function parseSetCookieString(str) {
+  str = cleanCookieString(str);
+  str = getFirstPair(str);
+
+  var res = COOKIE_PAIR.exec(str);
+  if (!res || !res[VALUE_INDEX]) return null;
+
+  return {
+    name  : unescape(res[KEY_INDEX]),
+    value : unescape(res[VALUE_INDEX])
+  };
+}
+
+// Parses a set-cookie-header and returns a key/value object.
+// Each key represents the name of a cookie.
+function parseSetCookieHeader(header) {
+  if (!header) return {};
+  header = Array.isArray(header) ? header : [header];
+
+  return header.reduce(function(res, str) {
+    var cookie = parseSetCookieString(str);
+    if (cookie) res[cookie.name] = cookie.value;
+    return res;
+  }, {});
+}
+
+// Writes a set-cookie-string based on the standard definded in RFC6265 S4.1.1.
+function writeCookieString(obj) {
+  return Object.keys(obj).reduce(function(str, name) {
+    var encodedName  = encodeCookieComponent(name);
+    var encodedValue = encodeCookieComponent(obj[name]);
+    str += (str ? '; ' : '') + encodedName + '=' + encodedValue;
+    return str;
+  }, '');
+}
+
+// returns a key/val object from an array of cookie strings
+exports.read = parseSetCookieHeader;
+
+// writes a cookie string header
+exports.write = writeCookieString;

node_modules/needle/lib/decoder.js

@@ -0,0 +1,53 @@
+var iconv,
+    inherits  = require('util').inherits,
+    stream    = require('stream');
+
+var regex = /(?:charset|encoding)\s*=\s*['"]? *([\w\-]+)/i;
+
+inherits(StreamDecoder, stream.Transform);
+
+function StreamDecoder(charset) {
+  if (!(this instanceof StreamDecoder))
+    return new StreamDecoder(charset);
+
+  stream.Transform.call(this, charset);
+  this.charset = charset;
+  this.parsed_chunk = false;
+}
+
+StreamDecoder.prototype._transform = function(chunk, encoding, done) {
+  var res, found;
+
+  // try get charset from chunk, just once
+  if (this.charset == 'iso-8859-1' && !this.parsed_chunk) {
+    this.parsed_chunk = true;
+
+    var matches = regex.exec(chunk.toString());
+    if (matches) {
+      found = matches[1].toLowerCase();
+      this.charset = found == 'utf-8' ? 'utf8' : found;
+    }
+  }
+
+  try {
+    res = iconv.decode(chunk, this.charset);
+  } catch(e) { // something went wrong, just return original chunk
+    res = chunk;
+  }
+
+  this.push(res);
+  done();
+}
+
+module.exports = function(charset) {
+  try {
+    if (!iconv) iconv = require('iconv-lite');
+  } catch(e) {
+    /* iconv not found */
+  }
+
+  if (iconv)
+    return new StreamDecoder(charset);
+  else
+    return new stream.PassThrough;
+}

node_modules/needle/lib/multipart.js

@@ -0,0 +1,98 @@
+var readFile = require('fs').readFile,
+    basename = require('path').basename;
+
+exports.build = function(data, boundary, callback) {
+
+  if (typeof data != 'object' || typeof data.pipe == 'function')
+    return callback(new Error('Multipart builder expects data as key/val object.'));
+
+  var body   = '',
+      object = flatten(data),
+      count  = Object.keys(object).length;
+
+  if (count === 0)
+    return callback(new Error('Empty multipart body. Invalid data.'))
+
+  function done(err, section) {
+    if (err) return callback(err);
+    if (section) body += section;
+    --count || callback(null, body + '--' + boundary + '--');
+  };
+
+  for (var key in object) {
+    var value = object[key];
+    if (value === null || typeof value == 'undefined') {
+      done();
+    } else if (Buffer.isBuffer(value)) {
+      var part = { buffer: value, content_type: 'application/octet-stream' };
+      generate_part(key, part, boundary, done);
+    } else {
+      var part = (value.buffer || value.file || value.content_type) ? value : { value: value };
+      generate_part(key, part, boundary, done);
+    }
+  }
+
+}
+
+function generate_part(name, part, boundary, callback) {
+
+  var return_part = '--' + boundary + '\r\n';
+  return_part += 'Content-Disposition: form-data; name="' + name + '"';
+
+  function append(data, filename) {
+
+    if (data) {
+      var binary = part.content_type.indexOf('text') == -1;
+      return_part += '; filename="' + encodeURIComponent(filename) + '"\r\n';
+      if (binary) return_part += 'Content-Transfer-Encoding: binary\r\n';
+      return_part += 'Content-Type: ' + part.content_type + '\r\n\r\n';
+      return_part += binary ? data.toString('binary') : data.toString('utf8');
+    }
+
+    callback(null, return_part + '\r\n');
+  };
+
+  if ((part.file || part.buffer) && part.content_type) {
+
+    var filename = part.filename ? part.filename : part.file ? basename(part.file) : name;
+    if (part.buffer) return append(part.buffer, filename);
+
+    readFile(part.file, function(err, data) {
+      if (err) return callback(err);
+      append(data, filename);
+    });
+
+  } else {
+
+    if (typeof part.value == 'object')
+      return callback(new Error('Object received for ' + name + ', expected string.'))
+
+    if (part.content_type) {
+      return_part += '\r\n';
+      return_part += 'Content-Type: ' + part.content_type;
+    }
+
+    return_part += '\r\n\r\n';
+    return_part += Buffer.from(String(part.value), 'utf8').toString('binary');
+    append();
+
+  }
+
+}
+
+// flattens nested objects for multipart body
+function flatten(object, into, prefix) {
+  into = into || {};
+
+  for(var key in object) {
+    var prefix_key = prefix ? prefix + '[' + key + ']' : key;
+    var prop = object[key];
+
+    if (prop && typeof prop === 'object' && !(prop.buffer || prop.file || prop.content_type))
+      flatten(prop, into, prefix_key)
+    else
+      into[prefix_key] = prop;
+  }
+
+  return into;
+}

node_modules/needle/lib/needle.js

@@ -0,0 +1,803 @@
+//////////////////////////////////////////
+// Needle -- HTTP Client for Node.js
+// Written by Tomás Pollak <tomas@forkhq.com>
+// (c) 2012-2017 - Fork Ltd.
+// MIT Licensed
+//////////////////////////////////////////
+
+var fs          = require('fs'),
+    http        = require('http'),
+    https       = require('https'),
+    url         = require('url'),
+    stream      = require('stream'),
+    debug       = require('debug')('needle'),
+    stringify   = require('./querystring').build,
+    multipart   = require('./multipart'),
+    auth        = require('./auth'),
+    cookies     = require('./cookies'),
+    parsers     = require('./parsers'),
+    decoder     = require('./decoder');
+
+//////////////////////////////////////////
+// variabilia
+
+var version     = require('../package.json').version;
+
+var user_agent  = 'Needle/' + version;
+user_agent     += ' (Node.js ' + process.version + '; ' + process.platform + ' ' + process.arch + ')';
+
+var tls_options = 'agent pfx key passphrase cert ca ciphers rejectUnauthorized secureProtocol checkServerIdentity';
+
+// older versions of node (< 0.11.4) prevent the runtime from exiting
+// because of connections in keep-alive state. so if this is the case
+// we'll default new requests to set a Connection: close header.
+var close_by_default = !http.Agent || http.Agent.defaultMaxSockets != Infinity;
+
+// see if we have Object.assign. otherwise fall back to util._extend
+var extend = Object.assign ? Object.assign : require('util')._extend;
+
+// these are the status codes that Needle interprets as redirects.
+var redirect_codes = [301, 302, 303, 307, 308];
+
+//////////////////////////////////////////
+// decompressors for gzip/deflate/br bodies
+
+var decompressors = {};
+var brotli_supported = false;
+
+try {
+
+  var zlib = require('zlib');
+  brotli_supported = typeof zlib.BrotliDecompress === 'function';
+  decompressors['x-deflate'] = zlib.Inflate;
+  decompressors['deflate']   = zlib.Inflate;
+  decompressors['x-gzip']    = zlib.Gunzip;
+  decompressors['gzip']      = zlib.Gunzip;
+  if (brotli_supported) {
+    decompressors['br']      = zlib.BrotliDecompress;
+  }
+
+  // Enable Z_SYNC_FLUSH to avoid Z_BUF_ERROR errors (Node PR #2595)
+  var zlib_options = {
+    flush: zlib.Z_SYNC_FLUSH,
+    finishFlush: zlib.Z_SYNC_FLUSH
+  }
+
+} catch(e) { /* zlib not available */ }
+
+//////////////////////////////////////////
+// options and aliases
+
+var defaults = {
+  // data
+  boundary                : '--------------------NODENEEDLEHTTPCLIENT',
+  encoding                : 'utf8',
+  parse_response          : 'all', // same as true. valid options: 'json', 'xml' or false/null
+  proxy                   : null,
+
+  // headers
+  accept                  : '*/*',
+  user_agent              : user_agent,
+
+  // numbers
+  open_timeout            : 10000,
+  response_timeout        : 0,
+  read_timeout            : 0,
+  follow_max              : 0,
+  stream_length           : -1,
+
+  // booleans
+  compressed              : false,
+  decode_response         : true,
+  parse_cookies           : true,
+  follow_set_cookies      : false,
+  follow_set_referer      : false,
+  follow_keep_method      : false,
+  follow_if_same_host     : false,
+  follow_if_same_protocol : false
+}
+
+var aliased = {
+  options: {
+    decode  : 'decode_response',
+    parse   : 'parse_response',
+    timeout : 'open_timeout',
+    follow  : 'follow_max'
+  },
+  inverted: {}
+}
+
+// only once, invert aliased keys so we can get passed options.
+Object.keys(aliased.options).map(function(k) {
+  var value = aliased.options[k];
+  aliased.inverted[value] = k;
+});
+
+//////////////////////////////////////////
+// helpers
+
+function keys_by_type(type) {
+  return Object.keys(defaults).map(function(el) {
+    if (defaults[el] !== null && defaults[el].constructor == type)
+      return el;
+  }).filter(function(el) { return el })
+}
+
+function parse_content_type(header) {
+  if (!header || header === '') return {};
+
+  var found, charset = 'iso-8859-1', arr = header.split(';');
+
+  if (arr.length > 1 && (found = arr[1].match(/charset=(.+)/)))
+    charset = found[1];
+
+  return { type: arr[0], charset: charset };
+}
+
+function is_stream(obj) {
+  return typeof obj.pipe === 'function';
+}
+
+function get_stream_length(stream, given_length, cb) {
+  if (given_length > 0)
+    return cb(given_length);
+
+  if (stream.end !== void 0 && stream.end !== Infinity && stream.start !== void 0)
+    return cb((stream.end + 1) - (stream.start || 0));
+
+  fs.stat(stream.path, function(err, stat) {
+    cb(stat ? stat.size - (stream.start || 0) : null);
+  });
+}
+
+//////////////////////////////////////////
+// the main act
+
+function Needle(method, uri, data, options, callback) {
+  // if (!(this instanceof Needle)) {
+  //   return new Needle(method, uri, data, options, callback);
+  // }
+
+  if (typeof uri !== 'string')
+    throw new TypeError('URL must be a string, not ' + uri);
+
+  this.method   = method;
+  this.uri      = uri;
+  this.data     = data;
+
+  if (typeof options == 'function') {
+    this.callback = options;
+    this.options  = {};
+  } else {
+    this.callback = callback;
+    this.options  = options;
+  }
+
+}
+
+Needle.prototype.setup = function(uri, options) {
+
+  function get_option(key, fallback) {
+    // if original is in options, return that value
+    if (typeof options[key] != 'undefined') return options[key];
+
+    // otherwise, return value from alias or fallback/undefined
+    return typeof options[aliased.inverted[key]] != 'undefined'
+                ? options[aliased.inverted[key]] : fallback;
+  }
+
+  function check_value(expected, key) {
+    var value = get_option(key),
+        type  = typeof value;
+
+    if (type != 'undefined' && type != expected)
+      throw new TypeError(type + ' received for ' + key + ', but expected a ' + expected);
+
+    return (type == expected) ? value : defaults[key];
+  }
+
+  //////////////////////////////////////////////////
+  // the basics
+
+  var config = {
+    http_opts : {
+      localAddress: get_option('localAddress', undefined)
+    }, // passed later to http.request() directly
+    output    : options.output,
+    proxy     : get_option('proxy', defaults.proxy),
+    parser    : get_option('parse_response', defaults.parse_response),
+    encoding  : options.encoding || (options.multipart ? 'binary' : defaults.encoding)
+  }
+
+  keys_by_type(Boolean).forEach(function(key) {
+    config[key] = check_value('boolean', key);
+  })
+
+  keys_by_type(Number).forEach(function(key) {
+    config[key] = check_value('number', key);
+  })
+
+  // populate http_opts with given TLS options
+  tls_options.split(' ').forEach(function(key) {
+    if (typeof options[key] != 'undefined') {
+      config.http_opts[key] = options[key];
+      if (typeof options.agent == 'undefined')
+        config.http_opts.agent = false; // otherwise tls options are skipped
+    }
+  });
+
+  //////////////////////////////////////////////////
+  // headers, cookies
+
+  config.headers = {
+    'accept'     : options.accept     || defaults.accept,
+    'user-agent' : options.user_agent || defaults.user_agent
+  }
+
+  if (options.content_type)
+    config.headers['content-type'] = options.content_type;
+
+  // set connection header if opts.connection was passed, or if node < 0.11.4 (close)
+  if (options.connection || close_by_default)
+    config.headers['connection'] = options.connection || 'close';
+
+  if ((options.compressed || defaults.compressed) && typeof zlib != 'undefined')
+    config.headers['accept-encoding'] = brotli_supported ? 'gzip, deflate, br' : 'gzip, deflate';
+
+  if (options.cookies)
+    config.headers['cookie'] = cookies.write(options.cookies);
+
+  //////////////////////////////////////////////////
+  // basic/digest auth
+
+  if (uri.match(/[^\/]@/)) { // url contains user:pass@host, so parse it.
+    var parts = (url.parse(uri).auth || '').split(':');
+    options.username = parts[0];
+    options.password = parts[1];
+  }
+
+  if (options.username) {
+    if (options.auth && (options.auth == 'auto' || options.auth == 'digest')) {
+      config.credentials = [options.username, options.password];
+    } else {
+      config.headers['authorization'] = auth.basic(options.username, options.password);
+    }
+  }
+
+  // if proxy is present, set auth header from either url or proxy_user option.
+  if (config.proxy) {
+    if (config.proxy.indexOf('http') === -1)
+      config.proxy = 'http://' + config.proxy;
+
+    if (config.proxy.indexOf('@') !== -1) {
+      var proxy = (url.parse(config.proxy).auth || '').split(':');
+      options.proxy_user = proxy[0];
+      options.proxy_pass = proxy[1];
+    }
+
+    if (options.proxy_user)
+      config.headers['proxy-authorization'] = auth.basic(options.proxy_user, options.proxy_pass);
+  }
+
+  // now that all our headers are set, overwrite them if instructed.
+  for (var h in options.headers)
+    config.headers[h.toLowerCase()] = options.headers[h];
+
+  return config;
+}
+
+Needle.prototype.start = function() {
+
+  var out      = new stream.PassThrough({ objectMode: false }),
+      uri      = this.uri,
+      data     = this.data,
+      method   = this.method,
+      callback = (typeof this.options == 'function') ? this.options : this.callback,
+      options  = this.options || {};
+
+  // if no 'http' is found on URL, prepend it.
+  if (uri.indexOf('http') === -1)
+    uri = uri.replace(/^(\/\/)?/, 'http://');
+
+  var self = this, body, waiting = false, config = this.setup(uri, options);
+
+  // unless options.json was set to false, assume boss also wants JSON if content-type matches.
+  var json = options.json || (options.json !== false && config.headers['content-type'] == 'application/json');
+
+  if (data) {
+
+    if (options.multipart) { // boss says we do multipart. so we do it.
+      var boundary = options.boundary || defaults.boundary;
+
+      waiting = true;
+      multipart.build(data, boundary, function(err, parts) {
+        if (err) throw(err);
+
+        config.headers['content-type'] = 'multipart/form-data; boundary=' + boundary;
+        next(parts);
+      });
+
+    } else if (is_stream(data)) {
+
+      if (method.toUpperCase() == 'GET')
+        throw new Error('Refusing to pipe() a stream via GET. Did you mean .post?');
+
+      if (config.stream_length > 0 || (config.stream_length === 0 && data.path)) {
+        // ok, let's get the stream's length and set it as the content-length header.
+        // this prevents some servers from cutting us off before all the data is sent.
+        waiting = true;
+        get_stream_length(data, config.stream_length, function(length) {
+          data.length = length;
+          next(data);
+        })
+
+      } else {
+        // if the boss doesn't want us to get the stream's length, or if it doesn't
+        // have a file descriptor for that purpose, then just head on.
+        body = data;
+      }
+
+    } else if (Buffer.isBuffer(data)) {
+
+      body = data; // use the raw buffer as request body.
+
+    } else if (method.toUpperCase() == 'GET' && !json) {
+
+      // append the data to the URI as a querystring.
+      uri = uri.replace(/\?.*|$/, '?' + stringify(data));
+
+    } else { // string or object data, no multipart.
+
+      // if string, leave it as it is, otherwise, stringify.
+      body = (typeof(data) === 'string') ? data
+             : json ? JSON.stringify(data) : stringify(data);
+
+      // ensure we have a buffer so bytecount is correct.
+      body = Buffer.from(body, config.encoding);
+    }
+
+  }
+
+  function next(body) {
+    if (body) {
+      if (body.length) config.headers['content-length'] = body.length;
+
+      // if no content-type was passed, determine if json or not.
+      if (!config.headers['content-type']) {
+        config.headers['content-type'] = json
+        ? 'application/json; charset=utf-8'
+        : 'application/x-www-form-urlencoded'; // no charset says W3 spec.
+      }
+    }
+
+    // unless a specific accept header was set, assume json: true wants JSON back.
+    if (options.json && (!options.accept && !(options.headers || {}).accept))
+      config.headers['accept'] = 'application/json';
+
+    self.send_request(1, method, uri, config, body, out, callback);
+  }
+
+  if (!waiting) next(body);
+  return out;
+}
+
+Needle.prototype.get_request_opts = function(method, uri, config) {
+  var opts      = config.http_opts,
+      proxy     = config.proxy,
+      remote    = proxy ? url.parse(proxy) : url.parse(uri);
+
+  opts.protocol = remote.protocol;
+  opts.host     = remote.hostname;
+  opts.port     = remote.port || (remote.protocol == 'https:' ? 443 : 80);
+  opts.path     = proxy ? uri : remote.pathname + (remote.search || '');
+  opts.method   = method;
+  opts.headers  = config.headers;
+
+  if (!opts.headers['host']) {
+    // if using proxy, make sure the host header shows the final destination
+    var target = proxy ? url.parse(uri) : remote;
+    opts.headers['host'] = target.hostname;
+
+    // and if a non standard port was passed, append it to the port header
+    if (target.port && [80, 443].indexOf(target.port) === -1) {
+      opts.headers['host'] += ':' + target.port;
+    }
+  }
+
+  return opts;
+}
+
+Needle.prototype.should_follow = function(location, config, original) {
+  if (!location) return false;
+
+  // returns true if location contains matching property (host or protocol)
+  function matches(property) {
+    var property = original[property];
+    return location.indexOf(property) !== -1;
+  }
+
+  // first, check whether the requested location is actually different from the original
+  if (location === original)
+    return false;
+
+  if (config.follow_if_same_host && !matches('host'))
+    return false; // host does not match, so not following
+
+  if (config.follow_if_same_protocol && !matches('protocol'))
+    return false; // procotol does not match, so not following
+
+  return true;
+}
+
+Needle.prototype.send_request = function(count, method, uri, config, post_data, out, callback) {
+
+  var timer,
+      returned     = 0,
+      self         = this,
+      request_opts = this.get_request_opts(method, uri, config),
+      protocol     = request_opts.protocol == 'https:' ? https : http;
+
+  function done(err, resp) {
+    if (returned++ > 0)
+      return debug('Already finished, stopping here.');
+
+    if (timer) clearTimeout(timer);
+    request.removeListener('error', had_error);
+
+    if (callback)
+      return callback(err, resp, resp ? resp.body : undefined);
+
+    // NOTE: this event used to be called 'end', but the behaviour was confusing
+    // when errors ocurred, because the stream would still emit an 'end' event.
+    out.emit('done', err);
+  }
+
+  function had_error(err) {
+    debug('Request error', err);
+    out.emit('err', err);
+    done(err || new Error('Unknown error when making request.'));
+  }
+
+  function set_timeout(type, milisecs) {
+    if (timer) clearTimeout(timer);
+    if (milisecs <= 0) return;
+
+    timer = setTimeout(function() {
+      out.emit('timeout', type);
+      request.abort();
+      // also invoke done() to terminate job on read_timeout
+      if (type == 'read') done(new Error(type + ' timeout'));
+    }, milisecs);
+  }
+
+  // handle errors on the underlying socket, that may be closed while writing
+  // for an example case, see test/long_string_spec.js. we make sure this
+  // scenario ocurred by verifying the socket's writable & destroyed states.
+  function on_socket_end() {
+    if (!this.writable && this.destroyed === false) {
+      this.destroy();
+      had_error(new Error('Remote end closed socket abruptly.'))
+    }
+  }
+
+  debug('Making request #' + count, request_opts);
+  var request = protocol.request(request_opts, function(resp) {
+
+    var headers = resp.headers;
+    debug('Got response', resp.statusCode, headers);
+    out.emit('response', resp);
+
+    set_timeout('read', config.read_timeout);
+
+    // if we got cookies, parse them unless we were instructed not to. make sure to include any
+    // cookies that might have been set on previous redirects.
+    if (config.parse_cookies && (headers['set-cookie'] || config.stored_cookies)) {
+      resp.cookies = extend(config.stored_cookies || {}, cookies.read(headers['set-cookie']));
+      debug('Got cookies', resp.cookies);
+    }
+
+    // if redirect code is found, determine if we should follow it according to the given options.
+    if (redirect_codes.indexOf(resp.statusCode) !== -1 && self.should_follow(headers.location, config, uri)) {
+      // clear timer before following redirects to prevent unexpected setTimeout consequence
+      clearTimeout(timer);
+
+      if (count <= config.follow_max) {
+        out.emit('redirect', headers.location);
+
+        // unless 'follow_keep_method' is true, rewrite the request to GET before continuing.
+        if (!config.follow_keep_method) {
+          method    = 'GET';
+          post_data = null;
+          delete config.headers['content-length']; // in case the original was a multipart POST request.
+        }
+
+        // if follow_set_cookies is true, make sure to put any cookies in the next request's headers.
+        if (config.follow_set_cookies && resp.cookies) {
+          config.stored_cookies    = resp.cookies;
+          config.headers['cookie'] = cookies.write(resp.cookies);
+        }
+
+        if (config.follow_set_referer)
+          config.headers['referer'] = encodeURI(uri); // the original, not the destination URL.
+
+        config.headers['host'] = null; // clear previous Host header to avoid conflicts.
+
+        debug('Redirecting to ' + url.resolve(uri, headers.location));
+        return self.send_request(++count, method, url.resolve(uri, headers.location), config, post_data, out, callback);
+      } else if (config.follow_max > 0) {
+        return done(new Error('Max redirects reached. Possible loop in: ' + headers.location));
+      }
+    }
+
+    // if auth is requested and credentials were not passed, resend request, provided we have user/pass.
+    if (resp.statusCode == 401 && headers['www-authenticate'] && config.credentials) {
+      if (!config.headers['authorization']) { // only if authentication hasn't been sent
+        var auth_header = auth.header(headers['www-authenticate'], config.credentials, request_opts);
+
+        if (auth_header) {
+          config.headers['authorization'] = auth_header;
+          return self.send_request(count, method, uri, config, post_data, out, callback);
+        }
+      }
+    }
+
+    // ok, so we got a valid (non-redirect & authorized) response. let's notify the stream guys.
+    out.emit('header', resp.statusCode, headers);
+    out.emit('headers', headers);
+
+    var pipeline      = [],
+        mime          = parse_content_type(headers['content-type']),
+        text_response = mime.type && mime.type.indexOf('text/') != -1;
+
+    // To start, if our body is compressed and we're able to inflate it, do it.
+    if (headers['content-encoding'] && decompressors[headers['content-encoding']]) {
+
+      var decompressor = decompressors[headers['content-encoding']](zlib_options);
+
+      // make sure we catch errors triggered by the decompressor.
+      decompressor.on('error', had_error);
+      pipeline.push(decompressor);
+    }
+
+    // If parse is enabled and we have a parser for it, then go for it.
+    if (config.parser && parsers[mime.type]) {
+
+      // If a specific parser was requested, make sure we don't parse other types.
+      var parser_name = config.parser.toString().toLowerCase();
+      if (['xml', 'json'].indexOf(parser_name) == -1 || parsers[mime.type].name == parser_name) {
+
+        // OK, so either we're parsing all content types or the one requested matches.
+        out.parser = parsers[mime.type].name;
+        pipeline.push(parsers[mime.type].fn());
+
+        // Set objectMode on out stream to improve performance.
+        out._writableState.objectMode = true;
+        out._readableState.objectMode = true;
+      }
+
+    // If we're not parsing, and unless decoding was disabled, we'll try
+    // decoding non UTF-8 bodies to UTF-8, using the iconv-lite library.
+    } else if (text_response && config.decode_response
+      && mime.charset && !mime.charset.match(/utf-?8$/i)) {
+        pipeline.push(decoder(mime.charset));
+    }
+
+    // And `out` is the stream we finally push the decoded/parsed output to.
+    pipeline.push(out);
+
+    // Now, release the kraken!
+    var tmp = resp;
+    while (pipeline.length) {
+      tmp = tmp.pipe(pipeline.shift());
+    }
+
+    // If the user has requested and output file, pipe the output stream to it.
+    // In stream mode, we will still get the response stream to play with.
+    if (config.output && resp.statusCode == 200) {
+
+      // for some reason, simply piping resp to the writable stream doesn't
+      // work all the time (stream gets cut in the middle with no warning).
+      // so we'll manually need to do the readable/write(chunk) trick.
+      var file = fs.createWriteStream(config.output);
+      file.on('error', had_error);
+
+      out.on('end', function() {
+        if (file.writable) file.end();
+      });
+
+      file.on('close', function() {
+        delete out.file;
+      })
+
+      out.on('readable', function() {
+        var chunk;
+        while ((chunk = this.read()) !== null) {
+          if (file.writable) file.write(chunk);
+
+          // if callback was requested, also push it to resp.body
+          if (resp.body) resp.body.push(chunk);
+        }
+      })
+
+      out.file = file;
+    }
+
+    // Only aggregate the full body if a callback was requested.
+    if (callback) {
+      resp.raw   = [];
+      resp.body  = [];
+      resp.bytes = 0;
+
+      // Gather and count the amount of (raw) bytes using a PassThrough stream.
+      var clean_pipe = new stream.PassThrough();
+      resp.pipe(clean_pipe);
+
+      clean_pipe.on('readable', function() {
+        var chunk;
+        while ((chunk = this.read()) != null) {
+          resp.bytes += chunk.length;
+          resp.raw.push(chunk);
+        }
+      })
+
+      // Listen on the 'readable' event to aggregate the chunks, but only if
+      // file output wasn't requested. Otherwise we'd have two stream readers.
+      if (!config.output || resp.statusCode != 200) {
+        out.on('readable', function() {
+          var chunk;
+          while ((chunk = this.read()) !== null) {
+            // We're either pushing buffers or objects, never strings.
+            if (typeof chunk == 'string') chunk = Buffer.from(chunk);
+
+            // Push all chunks to resp.body. We'll bind them in resp.end().
+            resp.body.push(chunk);
+          }
+        })
+      }
+    }
+
+    // And set the .body property once all data is in.
+    out.on('end', function() {
+      if (resp.body) { // callback mode
+
+        // we want to be able to access to the raw data later, so keep a reference.
+        resp.raw = Buffer.concat(resp.raw);
+
+        // if parse was successful, we should have an array with one object
+        if (resp.body[0] !== undefined && !Buffer.isBuffer(resp.body[0])) {
+
+          // that's our body right there.
+          resp.body = resp.body[0];
+
+          // set the parser property on our response. we may want to check.
+          if (out.parser) resp.parser = out.parser;
+
+        } else { // we got one or several buffers. string or binary.
+          resp.body = Buffer.concat(resp.body);
+
+          // if we're here and parsed is true, it means we tried to but it didn't work.
+          // so given that we got a text response, let's stringify it.
+          if (text_response || out.parser) {
+            resp.body = resp.body.toString();
+          }
+        }
+      }
+
+      // if an output file is being written to, make sure the callback
+      // is triggered after all data has been written to it.
+      if (out.file) {
+        out.file.on('close', function() {
+          done(null, resp, resp.body);
+        })
+      } else { // elvis has left the building.
+        done(null, resp, resp.body);
+      }
+
+    });
+
+  }); // end request call
+
+  // unless open_timeout was disabled, set a timeout to abort the request.
+  set_timeout('open', config.open_timeout);
+
+  // handle errors on the request object. things might get bumpy.
+  request.on('error', had_error);
+
+  // make sure timer is cleared if request is aborted (issue #257)
+  request.once('abort', function() {
+    if (timer) clearTimeout(timer);
+  })
+
+  // handle socket 'end' event to ensure we don't get delayed EPIPE errors.
+  request.once('socket', function(socket) {
+    if (socket.connecting) {
+      socket.once('connect', function() {
+        set_timeout('response', config.response_timeout);
+      })
+    } else {
+      set_timeout('response', config.response_timeout);
+    }
+
+    // console.log(socket);
+    if (!socket.on_socket_end) {
+      socket.on_socket_end = on_socket_end;
+      socket.once('end', function() { process.nextTick(on_socket_end.bind(socket)) });
+    }
+  })
+
+  if (post_data) {
+    if (is_stream(post_data)) {
+      post_data.pipe(request);
+    } else {
+      request.write(post_data, config.encoding);
+      request.end();
+    }
+  } else {
+    request.end();
+  }
+
+  out.request = request;
+  return out;
+}
+
+//////////////////////////////////////////
+// exports
+
+if (typeof Promise !== 'undefined') {
+  module.exports = function() {
+    var verb, args = [].slice.call(arguments);
+
+    if (args[0].match(/\.|\//)) // first argument looks like a URL
+      verb = (args.length > 2) ? 'post' : 'get';
+    else
+      verb = args.shift();
+
+    if (verb.match(/get|head/) && args.length == 2)
+      args.splice(1, 0, null); // assume no data if head/get with two args (url, options)
+
+    return new Promise(function(resolve, reject) {
+      module.exports.request(verb, args[0], args[1], args[2], function(err, resp) {
+        return err ? reject(err) : resolve(resp);
+      });
+    })
+  }
+}
+
+module.exports.version = version;
+
+module.exports.defaults = function(obj) {
+  for (var key in obj) {
+    var target_key = aliased.options[key] || key;
+
+    if (defaults.hasOwnProperty(target_key) && typeof obj[key] != 'undefined') {
+      if (target_key != 'parse_response' && target_key != 'proxy') {
+        // ensure type matches the original, except for proxy/parse_response that can be null/bool or string
+        var valid_type = defaults[target_key].constructor.name;
+
+        if (obj[key].constructor.name != valid_type)
+          throw new TypeError('Invalid type for ' + key + ', should be ' + valid_type);
+      }
+      defaults[target_key] = obj[key];
+    } else {
+      throw new Error('Invalid property for defaults:' + target_key);      
+    }
+  }
+
+  return defaults;
+}
+
+'head get'.split(' ').forEach(function(method) {
+  module.exports[method] = function(uri, options, callback) {
+    return new Needle(method, uri, null, options, callback).start();
+  }
+})
+
+'post put patch delete'.split(' ').forEach(function(method) {
+  module.exports[method] = function(uri, data, options, callback) {
+    return new Needle(method, uri, data, options, callback).start();
+  }
+})
+
+module.exports.request = function(method, uri, data, opts, callback) {
+  return new Needle(method, uri, data, opts, callback).start();
+};

node_modules/needle/lib/parsers.js

@@ -0,0 +1,120 @@
+//////////////////////////////////////////
+// Defines mappings between content-type
+// and the appropriate parsers.
+//////////////////////////////////////////
+
+var Transform = require('stream').Transform;
+var sax = require('sax');
+
+function parseXML(str, cb) {
+  var obj, current, parser = sax.parser(true, { trim: true, lowercase: true })
+  parser.onerror = parser.onend = done;
+
+  function done(err) {
+    parser.onerror = parser.onend = function() { }
+    cb(err, obj)
+  }
+
+  function newElement(name, attributes) {
+    return {
+      name: name || '',
+      value: '',
+      attributes: attributes || {},
+      children: []
+    }
+  }
+
+  parser.ontext = function(t) {
+    if (current) current.value += t
+  }
+
+  parser.onopentag = function(node) {
+    var element = newElement(node.name, node.attributes)
+    if (current) {
+      element.parent = current
+      current.children.push(element)
+    } else { // root object
+      obj = element
+    }
+
+    current = element
+  };
+
+  parser.onclosetag = function() {
+    if (typeof current.parent !== 'undefined') {
+      var just_closed = current
+      current = current.parent
+      delete just_closed.parent
+    }
+  }
+
+  parser.write(str).close()
+}
+
+function parserFactory(name, fn) {
+
+  function parser() {
+    var chunks = [],
+        stream = new Transform({ objectMode: true });
+
+    // Buffer all our data
+    stream._transform = function(chunk, encoding, done) {
+      chunks.push(chunk);
+      done();
+    }
+
+    // And call the parser when all is there.
+    stream._flush = function(done) {
+      var self = this,
+          data = Buffer.concat(chunks);
+
+      try {
+        fn(data, function(err, result) {
+          if (err) throw err;
+          self.push(result);
+        });
+      } catch (err) {
+        self.push(data); // just pass the original data
+      } finally {
+        done();
+      }
+    }
+
+    return stream;
+  }
+
+  return { fn: parser, name: name };
+}
+
+var parsers = {}
+
+function buildParser(name, types, fn) {
+  var parser = parserFactory(name, fn);
+  types.forEach(function(type) {
+    parsers[type] = parser;
+  })
+}
+
+buildParser('json', [
+  'application/json',
+  'text/javascript'
+], function(buffer, cb) {
+  var err, data;
+  try { data = JSON.parse(buffer); } catch (e) { err = e; }
+  cb(err, data);
+});
+
+buildParser('xml', [
+  'text/xml',
+  'application/xml',
+  'application/rdf+xml',
+  'application/rss+xml',
+  'application/atom+xml'
+], function(buffer, cb) {
+  parseXML(buffer.toString(), function(err, obj) {
+    cb(err, obj)
+  })
+});
+
+module.exports = parsers;
+module.exports.use = buildParser;

node_modules/needle/lib/querystring.js

@@ -0,0 +1,49 @@
+// based on the qs module, but handles null objects as expected
+// fixes by Tomas Pollak.
+
+var toString = Object.prototype.toString;
+
+function stringify(obj, prefix) {
+  if (prefix && (obj === null || typeof obj == 'undefined')) {
+    return prefix + '=';
+  } else if (toString.call(obj) == '[object Array]') {
+    return stringifyArray(obj, prefix);
+  } else if (toString.call(obj) == '[object Object]') {
+    return stringifyObject(obj, prefix);
+  } else if (toString.call(obj) == '[object Date]') {
+    return obj.toISOString();
+  } else if (prefix) { // string inside array or hash
+    return prefix + '=' + encodeURIComponent(String(obj));
+  } else if (String(obj).indexOf('=') !== -1) { // string with equal sign
+    return String(obj);
+  } else {
+    throw new TypeError('Cannot build a querystring out of: ' + obj);
+  }
+};
+
+function stringifyArray(arr, prefix) {
+  var ret = [];
+
+  for (var i = 0, len = arr.length; i < len; i++) {
+    if (prefix)
+      ret.push(stringify(arr[i], prefix + '[]'));
+    else
+      ret.push(stringify(arr[i]));
+  }
+
+  return ret.join('&');
+}
+
+function stringifyObject(obj, prefix) {
+  var ret = [];
+
+  Object.keys(obj).forEach(function(key) {
+    ret.push(stringify(obj[key], prefix
+      ? prefix + '[' + encodeURIComponent(key) + ']'
+      : encodeURIComponent(key)));
+  })
+
+  return ret.join('&');
+}
+
+exports.build = stringify;