Added export_allowed file to make repository visible in cgit

11 files changed, 1283 insertions, 0 deletions

diff --git a/node_modules/request/lib/auth.js b/node_modules/request/lib/auth.js
new file mode 100644
index 0000000..02f2038
--- /dev/null
+++ b/node_modules/request/lib/auth.js
@@ -0,0 +1,167 @@
+'use strict'
+
+var caseless = require('caseless')
+var uuid = require('uuid/v4')
+var helpers = require('./helpers')
+
+var md5 = helpers.md5
+var toBase64 = helpers.toBase64
+
+function Auth (request) {
+  // define all public properties here
+  this.request = request
+  this.hasAuth = false
+  this.sentAuth = false
+  this.bearerToken = null
+  this.user = null
+  this.pass = null
+}
+
+Auth.prototype.basic = function (user, pass, sendImmediately) {
+  var self = this
+  if (typeof user !== 'string' || (pass !== undefined && typeof pass !== 'string')) {
+    self.request.emit('error', new Error('auth() received invalid user or password'))
+  }
+  self.user = user
+  self.pass = pass
+  self.hasAuth = true
+  var header = user + ':' + (pass || '')
+  if (sendImmediately || typeof sendImmediately === 'undefined') {
+    var authHeader = 'Basic ' + toBase64(header)
+    self.sentAuth = true
+    return authHeader
+  }
+}
+
+Auth.prototype.bearer = function (bearer, sendImmediately) {
+  var self = this
+  self.bearerToken = bearer
+  self.hasAuth = true
+  if (sendImmediately || typeof sendImmediately === 'undefined') {
+    if (typeof bearer === 'function') {
+      bearer = bearer()
+    }
+    var authHeader = 'Bearer ' + (bearer || '')
+    self.sentAuth = true
+    return authHeader
+  }
+}
+
+Auth.prototype.digest = function (method, path, authHeader) {
+  // TODO: More complete implementation of RFC 2617.
+  //   - handle challenge.domain
+  //   - support qop="auth-int" only
+  //   - handle Authentication-Info (not necessarily?)
+  //   - check challenge.stale (not necessarily?)
+  //   - increase nc (not necessarily?)
+  // For reference:
+  // http://tools.ietf.org/html/rfc2617#section-3
+  // https://github.com/bagder/curl/blob/master/lib/http_digest.c
+
+  var self = this
+
+  var challenge = {}
+  var re = /([a-z0-9_-]+)=(?:"([^"]+)"|([a-z0-9_-]+))/gi
+  while (true) {
+    var match = re.exec(authHeader)
+    if (!match) {
+      break
+    }
+    challenge[match[1]] = match[2] || match[3]
+  }
+
+  /**
+   * RFC 2617: handle both MD5 and MD5-sess algorithms.
+   *
+   * If the algorithm directive's value is "MD5" or unspecified, then HA1 is
+   *   HA1=MD5(username:realm:password)
+   * If the algorithm directive's value is "MD5-sess", then HA1 is
+   *   HA1=MD5(MD5(username:realm:password):nonce:cnonce)
+   */
+  var ha1Compute = function (algorithm, user, realm, pass, nonce, cnonce) {
+    var ha1 = md5(user + ':' + realm + ':' + pass)
+    if (algorithm && algorithm.toLowerCase() === 'md5-sess') {
+      return md5(ha1 + ':' + nonce + ':' + cnonce)
+    } else {
+      return ha1
+    }
+  }
+
+  var qop = /(^|,)\s*auth\s*($|,)/.test(challenge.qop) && 'auth'
+  var nc = qop && '00000001'
+  var cnonce = qop && uuid().replace(/-/g, '')
+  var ha1 = ha1Compute(challenge.algorithm, self.user, challenge.realm, self.pass, challenge.nonce, cnonce)
+  var ha2 = md5(method + ':' + path)
+  var digestResponse = qop
+    ? md5(ha1 + ':' + challenge.nonce + ':' + nc + ':' + cnonce + ':' + qop + ':' + ha2)
+    : md5(ha1 + ':' + challenge.nonce + ':' + ha2)
+  var authValues = {
+    username: self.user,
+    realm: challenge.realm,
+    nonce: challenge.nonce,
+    uri: path,
+    qop: qop,
+    response: digestResponse,
+    nc: nc,
+    cnonce: cnonce,
+    algorithm: challenge.algorithm,
+    opaque: challenge.opaque
+  }
+
+  authHeader = []
+  for (var k in authValues) {
+    if (authValues[k]) {
+      if (k === 'qop' || k === 'nc' || k === 'algorithm') {
+        authHeader.push(k + '=' + authValues[k])
+      } else {
+        authHeader.push(k + '="' + authValues[k] + '"')
+      }
+    }
+  }
+  authHeader = 'Digest ' + authHeader.join(', ')
+  self.sentAuth = true
+  return authHeader
+}
+
+Auth.prototype.onRequest = function (user, pass, sendImmediately, bearer) {
+  var self = this
+  var request = self.request
+
+  var authHeader
+  if (bearer === undefined && user === undefined) {
+    self.request.emit('error', new Error('no auth mechanism defined'))
+  } else if (bearer !== undefined) {
+    authHeader = self.bearer(bearer, sendImmediately)
+  } else {
+    authHeader = self.basic(user, pass, sendImmediately)
+  }
+  if (authHeader) {
+    request.setHeader('authorization', authHeader)
+  }
+}
+
+Auth.prototype.onResponse = function (response) {
+  var self = this
+  var request = self.request
+
+  if (!self.hasAuth || self.sentAuth) { return null }
+
+  var c = caseless(response.headers)
+
+  var authHeader = c.get('www-authenticate')
+  var authVerb = authHeader && authHeader.split(' ')[0].toLowerCase()
+  request.debug('reauth', authVerb)
+
+  switch (authVerb) {
+    case 'basic':
+      return self.basic(self.user, self.pass, true)
+
+    case 'bearer':
+      return self.bearer(self.bearerToken, true)
+
+    case 'digest':
+      return self.digest(request.method, request.path, authHeader)
+  }
+}
+
+exports.Auth = Auth
diff --git a/node_modules/request/lib/cookies.js b/node_modules/request/lib/cookies.js
new file mode 100644
index 0000000..bd5d46b
--- /dev/null
+++ b/node_modules/request/lib/cookies.js
@@ -0,0 +1,38 @@
+'use strict'
+
+var tough = require('tough-cookie')
+
+var Cookie = tough.Cookie
+var CookieJar = tough.CookieJar
+
+exports.parse = function (str) {
+  if (str && str.uri) {
+    str = str.uri
+  }
+  if (typeof str !== 'string') {
+    throw new Error('The cookie function only accepts STRING as param')
+  }
+  return Cookie.parse(str, {loose: true})
+}
+
+// Adapt the sometimes-Async api of tough.CookieJar to our requirements
+function RequestJar (store) {
+  var self = this
+  self._jar = new CookieJar(store, {looseMode: true})
+}
+RequestJar.prototype.setCookie = function (cookieOrStr, uri, options) {
+  var self = this
+  return self._jar.setCookieSync(cookieOrStr, uri, options || {})
+}
+RequestJar.prototype.getCookieString = function (uri) {
+  var self = this
+  return self._jar.getCookieStringSync(uri)
+}
+RequestJar.prototype.getCookies = function (uri) {
+  var self = this
+  return self._jar.getCookiesSync(uri)
+}
+
+exports.jar = function (store) {
+  return new RequestJar(store)
+}
diff --git a/node_modules/request/lib/getProxyFromURI.js b/node_modules/request/lib/getProxyFromURI.js
new file mode 100644
index 0000000..0b9b18e
--- /dev/null
+++ b/node_modules/request/lib/getProxyFromURI.js
@@ -0,0 +1,79 @@
+'use strict'
+
+function formatHostname (hostname) {
+  // canonicalize the hostname, so that 'oogle.com' won't match 'google.com'
+  return hostname.replace(/^\.*/, '.').toLowerCase()
+}
+
+function parseNoProxyZone (zone) {
+  zone = zone.trim().toLowerCase()
+
+  var zoneParts = zone.split(':', 2)
+  var zoneHost = formatHostname(zoneParts[0])
+  var zonePort = zoneParts[1]
+  var hasPort = zone.indexOf(':') > -1
+
+  return {hostname: zoneHost, port: zonePort, hasPort: hasPort}
+}
+
+function uriInNoProxy (uri, noProxy) {
+  var port = uri.port || (uri.protocol === 'https:' ? '443' : '80')
+  var hostname = formatHostname(uri.hostname)
+  var noProxyList = noProxy.split(',')
+
+  // iterate through the noProxyList until it finds a match.
+  return noProxyList.map(parseNoProxyZone).some(function (noProxyZone) {
+    var isMatchedAt = hostname.indexOf(noProxyZone.hostname)
+    var hostnameMatched = (
+      isMatchedAt > -1 &&
+        (isMatchedAt === hostname.length - noProxyZone.hostname.length)
+    )
+
+    if (noProxyZone.hasPort) {
+      return (port === noProxyZone.port) && hostnameMatched
+    }
+
+    return hostnameMatched
+  })
+}
+
+function getProxyFromURI (uri) {
+  // Decide the proper request proxy to use based on the request URI object and the
+  // environmental variables (NO_PROXY, HTTP_PROXY, etc.)
+  // respect NO_PROXY environment variables (see: https://lynx.invisible-island.net/lynx2.8.7/breakout/lynx_help/keystrokes/environments.html)
+
+  var noProxy = process.env.NO_PROXY || process.env.no_proxy || ''
+
+  // if the noProxy is a wildcard then return null
+
+  if (noProxy === '*') {
+    return null
+  }
+
+  // if the noProxy is not empty and the uri is found return null
+
+  if (noProxy !== '' && uriInNoProxy(uri, noProxy)) {
+    return null
+  }
+
+  // Check for HTTP or HTTPS Proxy in environment Else default to null
+
+  if (uri.protocol === 'http:') {
+    return process.env.HTTP_PROXY ||
+      process.env.http_proxy || null
+  }
+
+  if (uri.protocol === 'https:') {
+    return process.env.HTTPS_PROXY ||
+      process.env.https_proxy ||
+      process.env.HTTP_PROXY ||
+      process.env.http_proxy || null
+  }
+
+  // if none of that works, return null
+  // (What uri protocol are you using then?)
+
+  return null
+}
+
+module.exports = getProxyFromURI
diff --git a/node_modules/request/lib/har.js b/node_modules/request/lib/har.js
new file mode 100644
index 0000000..0dedee4
--- /dev/null
+++ b/node_modules/request/lib/har.js
@@ -0,0 +1,205 @@
+'use strict'
+
+var fs = require('fs')
+var qs = require('querystring')
+var validate = require('har-validator')
+var extend = require('extend')
+
+function Har (request) {
+  this.request = request
+}
+
+Har.prototype.reducer = function (obj, pair) {
+  // new property ?
+  if (obj[pair.name] === undefined) {
+    obj[pair.name] = pair.value
+    return obj
+  }
+
+  // existing? convert to array
+  var arr = [
+    obj[pair.name],
+    pair.value
+  ]
+
+  obj[pair.name] = arr
+
+  return obj
+}
+
+Har.prototype.prep = function (data) {
+  // construct utility properties
+  data.queryObj = {}
+  data.headersObj = {}
+  data.postData.jsonObj = false
+  data.postData.paramsObj = false
+
+  // construct query objects
+  if (data.queryString && data.queryString.length) {
+    data.queryObj = data.queryString.reduce(this.reducer, {})
+  }
+
+  // construct headers objects
+  if (data.headers && data.headers.length) {
+    // loweCase header keys
+    data.headersObj = data.headers.reduceRight(function (headers, header) {
+      headers[header.name] = header.value
+      return headers
+    }, {})
+  }
+
+  // construct Cookie header
+  if (data.cookies && data.cookies.length) {
+    var cookies = data.cookies.map(function (cookie) {
+      return cookie.name + '=' + cookie.value
+    })
+
+    if (cookies.length) {
+      data.headersObj.cookie = cookies.join('; ')
+    }
+  }
+
+  // prep body
+  function some (arr) {
+    return arr.some(function (type) {
+      return data.postData.mimeType.indexOf(type) === 0
+    })
+  }
+
+  if (some([
+    'multipart/mixed',
+    'multipart/related',
+    'multipart/form-data',
+    'multipart/alternative'])) {
+    // reset values
+    data.postData.mimeType = 'multipart/form-data'
+  } else if (some([
+    'application/x-www-form-urlencoded'])) {
+    if (!data.postData.params) {
+      data.postData.text = ''
+    } else {
+      data.postData.paramsObj = data.postData.params.reduce(this.reducer, {})
+
+      // always overwrite
+      data.postData.text = qs.stringify(data.postData.paramsObj)
+    }
+  } else if (some([
+    'text/json',
+    'text/x-json',
+    'application/json',
+    'application/x-json'])) {
+    data.postData.mimeType = 'application/json'
+
+    if (data.postData.text) {
+      try {
+        data.postData.jsonObj = JSON.parse(data.postData.text)
+      } catch (e) {
+        this.request.debug(e)
+
+        // force back to text/plain
+        data.postData.mimeType = 'text/plain'
+      }
+    }
+  }
+
+  return data
+}
+
+Har.prototype.options = function (options) {
+  // skip if no har property defined
+  if (!options.har) {
+    return options
+  }
+
+  var har = {}
+  extend(har, options.har)
+
+  // only process the first entry
+  if (har.log && har.log.entries) {
+    har = har.log.entries[0]
+  }
+
+  // add optional properties to make validation successful
+  har.url = har.url || options.url || options.uri || options.baseUrl || '/'
+  har.httpVersion = har.httpVersion || 'HTTP/1.1'
+  har.queryString = har.queryString || []
+  har.headers = har.headers || []
+  har.cookies = har.cookies || []
+  har.postData = har.postData || {}
+  har.postData.mimeType = har.postData.mimeType || 'application/octet-stream'
+
+  har.bodySize = 0
+  har.headersSize = 0
+  har.postData.size = 0
+
+  if (!validate.request(har)) {
+    return options
+  }
+
+  // clean up and get some utility properties
+  var req = this.prep(har)
+
+  // construct new options
+  if (req.url) {
+    options.url = req.url
+  }
+
+  if (req.method) {
+    options.method = req.method
+  }
+
+  if (Object.keys(req.queryObj).length) {
+    options.qs = req.queryObj
+  }
+
+  if (Object.keys(req.headersObj).length) {
+    options.headers = req.headersObj
+  }
+
+  function test (type) {
+    return req.postData.mimeType.indexOf(type) === 0
+  }
+  if (test('application/x-www-form-urlencoded')) {
+    options.form = req.postData.paramsObj
+  } else if (test('application/json')) {
+    if (req.postData.jsonObj) {
+      options.body = req.postData.jsonObj
+      options.json = true
+    }
+  } else if (test('multipart/form-data')) {
+    options.formData = {}
+
+    req.postData.params.forEach(function (param) {
+      var attachment = {}
+
+      if (!param.fileName && !param.contentType) {
+        options.formData[param.name] = param.value
+        return
+      }
+
+      // attempt to read from disk!
+      if (param.fileName && !param.value) {
+        attachment.value = fs.createReadStream(param.fileName)
+      } else if (param.value) {
+        attachment.value = param.value
+      }
+
+      if (param.fileName) {
+        attachment.options = {
+          filename: param.fileName,
+          contentType: param.contentType ? param.contentType : null
+        }
+      }
+
+      options.formData[param.name] = attachment
+    })
+  } else {
+    if (req.postData.text) {
+      options.body = req.postData.text
+    }
+  }
+
+  return options
+}
+
+exports.Har = Har
diff --git a/node_modules/request/lib/hawk.js b/node_modules/request/lib/hawk.js
new file mode 100644
index 0000000..de48a98
--- /dev/null
+++ b/node_modules/request/lib/hawk.js
@@ -0,0 +1,89 @@
+'use strict'
+
+var crypto = require('crypto')
+
+function randomString (size) {
+  var bits = (size + 1) * 6
+  var buffer = crypto.randomBytes(Math.ceil(bits / 8))
+  var string = buffer.toString('base64').replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, '')
+  return string.slice(0, size)
+}
+
+function calculatePayloadHash (payload, algorithm, contentType) {
+  var hash = crypto.createHash(algorithm)
+  hash.update('hawk.1.payload\n')
+  hash.update((contentType ? contentType.split(';')[0].trim().toLowerCase() : '') + '\n')
+  hash.update(payload || '')
+  hash.update('\n')
+  return hash.digest('base64')
+}
+
+exports.calculateMac = function (credentials, opts) {
+  var normalized = 'hawk.1.header\n' +
+    opts.ts + '\n' +
+    opts.nonce + '\n' +
+    (opts.method || '').toUpperCase() + '\n' +
+    opts.resource + '\n' +
+    opts.host.toLowerCase() + '\n' +
+    opts.port + '\n' +
+    (opts.hash || '') + '\n'
+
+  if (opts.ext) {
+    normalized = normalized + opts.ext.replace('\\', '\\\\').replace('\n', '\\n')
+  }
+
+  normalized = normalized + '\n'
+
+  if (opts.app) {
+    normalized = normalized + opts.app + '\n' + (opts.dlg || '') + '\n'
+  }
+
+  var hmac = crypto.createHmac(credentials.algorithm, credentials.key).update(normalized)
+  var digest = hmac.digest('base64')
+  return digest
+}
+
+exports.header = function (uri, method, opts) {
+  var timestamp = opts.timestamp || Math.floor((Date.now() + (opts.localtimeOffsetMsec || 0)) / 1000)
+  var credentials = opts.credentials
+  if (!credentials || !credentials.id || !credentials.key || !credentials.algorithm) {
+    return ''
+  }
+
+  if (['sha1', 'sha256'].indexOf(credentials.algorithm) === -1) {
+    return ''
+  }
+
+  var artifacts = {
+    ts: timestamp,
+    nonce: opts.nonce || randomString(6),
+    method: method,
+    resource: uri.pathname + (uri.search || ''),
+    host: uri.hostname,
+    port: uri.port || (uri.protocol === 'http:' ? 80 : 443),
+    hash: opts.hash,
+    ext: opts.ext,
+    app: opts.app,
+    dlg: opts.dlg
+  }
+
+  if (!artifacts.hash && (opts.payload || opts.payload === '')) {
+    artifacts.hash = calculatePayloadHash(opts.payload, credentials.algorithm, opts.contentType)
+  }
+
+  var mac = exports.calculateMac(credentials, artifacts)
+
+  var hasExt = artifacts.ext !== null && artifacts.ext !== undefined && artifacts.ext !== ''
+  var header = 'Hawk id="' + credentials.id +
+    '", ts="' + artifacts.ts +
+    '", nonce="' + artifacts.nonce +
+    (artifacts.hash ? '", hash="' + artifacts.hash : '') +
+    (hasExt ? '", ext="' + artifacts.ext.replace(/\\/g, '\\\\').replace(/"/g, '\\"') : '') +
+    '", mac="' + mac + '"'
+
+  if (artifacts.app) {
+    header = header + ', app="' + artifacts.app + (artifacts.dlg ? '", dlg="' + artifacts.dlg : '') + '"'
+  }
+
+  return header
+}
diff --git a/node_modules/request/lib/helpers.js b/node_modules/request/lib/helpers.js
new file mode 100644
index 0000000..8b2a7e6
--- /dev/null
+++ b/node_modules/request/lib/helpers.js
@@ -0,0 +1,66 @@
+'use strict'
+
+var jsonSafeStringify = require('json-stringify-safe')
+var crypto = require('crypto')
+var Buffer = require('safe-buffer').Buffer
+
+var defer = typeof setImmediate === 'undefined'
+  ? process.nextTick
+  : setImmediate
+
+function paramsHaveRequestBody (params) {
+  return (
+    params.body ||
+    params.requestBodyStream ||
+    (params.json && typeof params.json !== 'boolean') ||
+    params.multipart
+  )
+}
+
+function safeStringify (obj, replacer) {
+  var ret
+  try {
+    ret = JSON.stringify(obj, replacer)
+  } catch (e) {
+    ret = jsonSafeStringify(obj, replacer)
+  }
+  return ret
+}
+
+function md5 (str) {
+  return crypto.createHash('md5').update(str).digest('hex')
+}
+
+function isReadStream (rs) {
+  return rs.readable && rs.path && rs.mode
+}
+
+function toBase64 (str) {
+  return Buffer.from(str || '', 'utf8').toString('base64')
+}
+
+function copy (obj) {
+  var o = {}
+  Object.keys(obj).forEach(function (i) {
+    o[i] = obj[i]
+  })
+  return o
+}
+
+function version () {
+  var numbers = process.version.replace('v', '').split('.')
+  return {
+    major: parseInt(numbers[0], 10),
+    minor: parseInt(numbers[1], 10),
+    patch: parseInt(numbers[2], 10)
+  }
+}
+
+exports.paramsHaveRequestBody = paramsHaveRequestBody
+exports.safeStringify = safeStringify
+exports.md5 = md5
+exports.isReadStream = isReadStream
+exports.toBase64 = toBase64
+exports.copy = copy
+exports.version = version
+exports.defer = defer
diff --git a/node_modules/request/lib/multipart.js b/node_modules/request/lib/multipart.js
new file mode 100644
index 0000000..6a009bc
--- /dev/null
+++ b/node_modules/request/lib/multipart.js
@@ -0,0 +1,112 @@
+'use strict'
+
+var uuid = require('uuid/v4')
+var CombinedStream = require('combined-stream')
+var isstream = require('isstream')
+var Buffer = require('safe-buffer').Buffer
+
+function Multipart (request) {
+  this.request = request
+  this.boundary = uuid()
+  this.chunked = false
+  this.body = null
+}
+
+Multipart.prototype.isChunked = function (options) {
+  var self = this
+  var chunked = false
+  var parts = options.data || options
+
+  if (!parts.forEach) {
+    self.request.emit('error', new Error('Argument error, options.multipart.'))
+  }
+
+  if (options.chunked !== undefined) {
+    chunked = options.chunked
+  }
+
+  if (self.request.getHeader('transfer-encoding') === 'chunked') {
+    chunked = true
+  }
+
+  if (!chunked) {
+    parts.forEach(function (part) {
+      if (typeof part.body === 'undefined') {
+        self.request.emit('error', new Error('Body attribute missing in multipart.'))
+      }
+      if (isstream(part.body)) {
+        chunked = true
+      }
+    })
+  }
+
+  return chunked
+}
+
+Multipart.prototype.setHeaders = function (chunked) {
+  var self = this
+
+  if (chunked && !self.request.hasHeader('transfer-encoding')) {
+    self.request.setHeader('transfer-encoding', 'chunked')
+  }
+
+  var header = self.request.getHeader('content-type')
+
+  if (!header || header.indexOf('multipart') === -1) {
+    self.request.setHeader('content-type', 'multipart/related; boundary=' + self.boundary)
+  } else {
+    if (header.indexOf('boundary') !== -1) {
+      self.boundary = header.replace(/.*boundary=([^\s;]+).*/, '$1')
+    } else {
+      self.request.setHeader('content-type', header + '; boundary=' + self.boundary)
+    }
+  }
+}
+
+Multipart.prototype.build = function (parts, chunked) {
+  var self = this
+  var body = chunked ? new CombinedStream() : []
+
+  function add (part) {
+    if (typeof part === 'number') {
+      part = part.toString()
+    }
+    return chunked ? body.append(part) : body.push(Buffer.from(part))
+  }
+
+  if (self.request.preambleCRLF) {
+    add('\r\n')
+  }
+
+  parts.forEach(function (part) {
+    var preamble = '--' + self.boundary + '\r\n'
+    Object.keys(part).forEach(function (key) {
+      if (key === 'body') { return }
+      preamble += key + ': ' + part[key] + '\r\n'
+    })
+    preamble += '\r\n'
+    add(preamble)
+    add(part.body)
+    add('\r\n')
+  })
+  add('--' + self.boundary + '--')
+
+  if (self.request.postambleCRLF) {
+    add('\r\n')
+  }
+
+  return body
+}
+
+Multipart.prototype.onRequest = function (options) {
+  var self = this
+
+  var chunked = self.isChunked(options)
+  var parts = options.data || options
+
+  self.setHeaders(chunked)
+  self.chunked = chunked
+  self.body = self.build(parts, chunked)
+}
+
+exports.Multipart = Multipart
diff --git a/node_modules/request/lib/oauth.js b/node_modules/request/lib/oauth.js
new file mode 100644
index 0000000..96de72b
--- /dev/null
+++ b/node_modules/request/lib/oauth.js
@@ -0,0 +1,148 @@
+'use strict'
+
+var url = require('url')
+var qs = require('qs')
+var caseless = require('caseless')
+var uuid = require('uuid/v4')
+var oauth = require('oauth-sign')
+var crypto = require('crypto')
+var Buffer = require('safe-buffer').Buffer
+
+function OAuth (request) {
+  this.request = request
+  this.params = null
+}
+
+OAuth.prototype.buildParams = function (_oauth, uri, method, query, form, qsLib) {
+  var oa = {}
+  for (var i in _oauth) {
+    oa['oauth_' + i] = _oauth[i]
+  }
+  if (!oa.oauth_version) {
+    oa.oauth_version = '1.0'
+  }
+  if (!oa.oauth_timestamp) {
+    oa.oauth_timestamp = Math.floor(Date.now() / 1000).toString()
+  }
+  if (!oa.oauth_nonce) {
+    oa.oauth_nonce = uuid().replace(/-/g, '')
+  }
+  if (!oa.oauth_signature_method) {
+    oa.oauth_signature_method = 'HMAC-SHA1'
+  }
+
+  var consumer_secret_or_private_key = oa.oauth_consumer_secret || oa.oauth_private_key // eslint-disable-line camelcase
+  delete oa.oauth_consumer_secret
+  delete oa.oauth_private_key
+
+  var token_secret = oa.oauth_token_secret // eslint-disable-line camelcase
+  delete oa.oauth_token_secret
+
+  var realm = oa.oauth_realm
+  delete oa.oauth_realm
+  delete oa.oauth_transport_method
+
+  var baseurl = uri.protocol + '//' + uri.host + uri.pathname
+  var params = qsLib.parse([].concat(query, form, qsLib.stringify(oa)).join('&'))
+
+  oa.oauth_signature = oauth.sign(
+    oa.oauth_signature_method,
+    method,
+    baseurl,
+    params,
+    consumer_secret_or_private_key, // eslint-disable-line camelcase
+    token_secret // eslint-disable-line camelcase
+  )
+
+  if (realm) {
+    oa.realm = realm
+  }
+
+  return oa
+}
+
+OAuth.prototype.buildBodyHash = function (_oauth, body) {
+  if (['HMAC-SHA1', 'RSA-SHA1'].indexOf(_oauth.signature_method || 'HMAC-SHA1') < 0) {
+    this.request.emit('error', new Error('oauth: ' + _oauth.signature_method +
+      ' signature_method not supported with body_hash signing.'))
+  }
+
+  var shasum = crypto.createHash('sha1')
+  shasum.update(body || '')
+  var sha1 = shasum.digest('hex')
+
+  return Buffer.from(sha1, 'hex').toString('base64')
+}
+
+OAuth.prototype.concatParams = function (oa, sep, wrap) {
+  wrap = wrap || ''
+
+  var params = Object.keys(oa).filter(function (i) {
+    return i !== 'realm' && i !== 'oauth_signature'
+  }).sort()
+
+  if (oa.realm) {
+    params.splice(0, 0, 'realm')
+  }
+  params.push('oauth_signature')
+
+  return params.map(function (i) {
+    return i + '=' + wrap + oauth.rfc3986(oa[i]) + wrap
+  }).join(sep)
+}
+
+OAuth.prototype.onRequest = function (_oauth) {
+  var self = this
+  self.params = _oauth
+
+  var uri = self.request.uri || {}
+  var method = self.request.method || ''
+  var headers = caseless(self.request.headers)
+  var body = self.request.body || ''
+  var qsLib = self.request.qsLib || qs
+
+  var form
+  var query
+  var contentType = headers.get('content-type') || ''
+  var formContentType = 'application/x-www-form-urlencoded'
+  var transport = _oauth.transport_method || 'header'
+
+  if (contentType.slice(0, formContentType.length) === formContentType) {
+    contentType = formContentType
+    form = body
+  }
+  if (uri.query) {
+    query = uri.query
+  }
+  if (transport === 'body' && (method !== 'POST' || contentType !== formContentType)) {
+    self.request.emit('error', new Error('oauth: transport_method of body requires POST ' +
+      'and content-type ' + formContentType))
+  }
+
+  if (!form && typeof _oauth.body_hash === 'boolean') {
+    _oauth.body_hash = self.buildBodyHash(_oauth, self.request.body.toString())
+  }
+
+  var oa = self.buildParams(_oauth, uri, method, query, form, qsLib)
+
+  switch (transport) {
+    case 'header':
+      self.request.setHeader('Authorization', 'OAuth ' + self.concatParams(oa, ',', '"'))
+      break
+
+    case 'query':
+      var href = self.request.uri.href += (query ? '&' : '?') + self.concatParams(oa, '&')
+      self.request.uri = url.parse(href)
+      self.request.path = self.request.uri.path
+      break
+
+    case 'body':
+      self.request.body = (form ? form + '&' : '') + self.concatParams(oa, '&')
+      break
+
+    default:
+      self.request.emit('error', new Error('oauth: transport_method invalid'))
+  }
+}
+
+exports.OAuth = OAuth
diff --git a/node_modules/request/lib/querystring.js b/node_modules/request/lib/querystring.js
new file mode 100644
index 0000000..4a32cd1
--- /dev/null
+++ b/node_modules/request/lib/querystring.js
@@ -0,0 +1,50 @@
+'use strict'
+
+var qs = require('qs')
+var querystring = require('querystring')
+
+function Querystring (request) {
+  this.request = request
+  this.lib = null
+  this.useQuerystring = null
+  this.parseOptions = null
+  this.stringifyOptions = null
+}
+
+Querystring.prototype.init = function (options) {
+  if (this.lib) { return }
+
+  this.useQuerystring = options.useQuerystring
+  this.lib = (this.useQuerystring ? querystring : qs)
+
+  this.parseOptions = options.qsParseOptions || {}
+  this.stringifyOptions = options.qsStringifyOptions || {}
+}
+
+Querystring.prototype.stringify = function (obj) {
+  return (this.useQuerystring)
+    ? this.rfc3986(this.lib.stringify(obj,
+      this.stringifyOptions.sep || null,
+      this.stringifyOptions.eq || null,
+      this.stringifyOptions))
+    : this.lib.stringify(obj, this.stringifyOptions)
+}
+
+Querystring.prototype.parse = function (str) {
+  return (this.useQuerystring)
+    ? this.lib.parse(str,
+      this.parseOptions.sep || null,
+      this.parseOptions.eq || null,
+      this.parseOptions)
+    : this.lib.parse(str, this.parseOptions)
+}
+
+Querystring.prototype.rfc3986 = function (str) {
+  return str.replace(/[!'()*]/g, function (c) {
+    return '%' + c.charCodeAt(0).toString(16).toUpperCase()
+  })
+}
+
+Querystring.prototype.unescape = querystring.unescape
+
+exports.Querystring = Querystring
diff --git a/node_modules/request/lib/redirect.js b/node_modules/request/lib/redirect.js
new file mode 100644
index 0000000..b9150e7
--- /dev/null
+++ b/node_modules/request/lib/redirect.js
@@ -0,0 +1,154 @@
+'use strict'
+
+var url = require('url')
+var isUrl = /^https?:/
+
+function Redirect (request) {
+  this.request = request
+  this.followRedirect = true
+  this.followRedirects = true
+  this.followAllRedirects = false
+  this.followOriginalHttpMethod = false
+  this.allowRedirect = function () { return true }
+  this.maxRedirects = 10
+  this.redirects = []
+  this.redirectsFollowed = 0
+  this.removeRefererHeader = false
+}
+
+Redirect.prototype.onRequest = function (options) {
+  var self = this
+
+  if (options.maxRedirects !== undefined) {
+    self.maxRedirects = options.maxRedirects
+  }
+  if (typeof options.followRedirect === 'function') {
+    self.allowRedirect = options.followRedirect
+  }
+  if (options.followRedirect !== undefined) {
+    self.followRedirects = !!options.followRedirect
+  }
+  if (options.followAllRedirects !== undefined) {
+    self.followAllRedirects = options.followAllRedirects
+  }
+  if (self.followRedirects || self.followAllRedirects) {
+    self.redirects = self.redirects || []
+  }
+  if (options.removeRefererHeader !== undefined) {
+    self.removeRefererHeader = options.removeRefererHeader
+  }
+  if (options.followOriginalHttpMethod !== undefined) {
+    self.followOriginalHttpMethod = options.followOriginalHttpMethod
+  }
+}
+
+Redirect.prototype.redirectTo = function (response) {
+  var self = this
+  var request = self.request
+
+  var redirectTo = null
+  if (response.statusCode >= 300 && response.statusCode < 400 && response.caseless.has('location')) {
+    var location = response.caseless.get('location')
+    request.debug('redirect', location)
+
+    if (self.followAllRedirects) {
+      redirectTo = location
+    } else if (self.followRedirects) {
+      switch (request.method) {
+        case 'PATCH':
+        case 'PUT':
+        case 'POST':
+        case 'DELETE':
+          // Do not follow redirects
+          break
+        default:
+          redirectTo = location
+          break
+      }
+    }
+  } else if (response.statusCode === 401) {
+    var authHeader = request._auth.onResponse(response)
+    if (authHeader) {
+      request.setHeader('authorization', authHeader)
+      redirectTo = request.uri
+    }
+  }
+  return redirectTo
+}
+
+Redirect.prototype.onResponse = function (response) {
+  var self = this
+  var request = self.request
+
+  var redirectTo = self.redirectTo(response)
+  if (!redirectTo || !self.allowRedirect.call(request, response)) {
+    return false
+  }
+
+  request.debug('redirect to', redirectTo)
+
+  // ignore any potential response body.  it cannot possibly be useful
+  // to us at this point.
+  // response.resume should be defined, but check anyway before calling. Workaround for browserify.
+  if (response.resume) {
+    response.resume()
+  }
+
+  if (self.redirectsFollowed >= self.maxRedirects) {
+    request.emit('error', new Error('Exceeded maxRedirects. Probably stuck in a redirect loop ' + request.uri.href))
+    return false
+  }
+  self.redirectsFollowed += 1
+
+  if (!isUrl.test(redirectTo)) {
+    redirectTo = url.resolve(request.uri.href, redirectTo)
+  }
+
+  var uriPrev = request.uri
+  request.uri = url.parse(redirectTo)
+
+  // handle the case where we change protocol from https to http or vice versa
+  if (request.uri.protocol !== uriPrev.protocol) {
+    delete request.agent
+  }
+
+  self.redirects.push({ statusCode: response.statusCode, redirectUri: redirectTo })
+
+  if (self.followAllRedirects && request.method !== 'HEAD' &&
+    response.statusCode !== 401 && response.statusCode !== 307) {
+    request.method = self.followOriginalHttpMethod ? request.method : 'GET'
+  }
+  // request.method = 'GET' // Force all redirects to use GET || commented out fixes #215
+  delete request.src
+  delete request.req
+  delete request._started
+  if (response.statusCode !== 401 && response.statusCode !== 307) {
+    // Remove parameters from the previous response, unless this is the second request
+    // for a server that requires digest authentication.
+    delete request.body
+    delete request._form
+    if (request.headers) {
+      request.removeHeader('host')
+      request.removeHeader('content-type')
+      request.removeHeader('content-length')
+      if (request.uri.hostname !== request.originalHost.split(':')[0]) {
+        // Remove authorization if changing hostnames (but not if just
+        // changing ports or protocols).  This matches the behavior of curl:
+        // https://github.com/bagder/curl/blob/6beb0eee/lib/http.c#L710
+        request.removeHeader('authorization')
+      }
+    }
+  }
+
+  if (!self.removeRefererHeader) {
+    request.setHeader('referer', uriPrev.href)
+  }
+
+  request.emit('redirect')
+
+  request.init()
+
+  return true
+}
+
+exports.Redirect = Redirect
diff --git a/node_modules/request/lib/tunnel.js b/node_modules/request/lib/tunnel.js
new file mode 100644
index 0000000..4479003
--- /dev/null
+++ b/node_modules/request/lib/tunnel.js
@@ -0,0 +1,175 @@
+'use strict'
+
+var url = require('url')
+var tunnel = require('tunnel-agent')
+
+var defaultProxyHeaderWhiteList = [
+  'accept',
+  'accept-charset',
+  'accept-encoding',
+  'accept-language',
+  'accept-ranges',
+  'cache-control',
+  'content-encoding',
+  'content-language',
+  'content-location',
+  'content-md5',
+  'content-range',
+  'content-type',
+  'connection',
+  'date',
+  'expect',
+  'max-forwards',
+  'pragma',
+  'referer',
+  'te',
+  'user-agent',
+  'via'
+]
+
+var defaultProxyHeaderExclusiveList = [
+  'proxy-authorization'
+]
+
+function constructProxyHost (uriObject) {
+  var port = uriObject.port
+  var protocol = uriObject.protocol
+  var proxyHost = uriObject.hostname + ':'
+
+  if (port) {
+    proxyHost += port
+  } else if (protocol === 'https:') {
+    proxyHost += '443'
+  } else {
+    proxyHost += '80'
+  }
+
+  return proxyHost
+}
+
+function constructProxyHeaderWhiteList (headers, proxyHeaderWhiteList) {
+  var whiteList = proxyHeaderWhiteList
+    .reduce(function (set, header) {
+      set[header.toLowerCase()] = true
+      return set
+    }, {})
+
+  return Object.keys(headers)
+    .filter(function (header) {
+      return whiteList[header.toLowerCase()]
+    })
+    .reduce(function (set, header) {
+      set[header] = headers[header]
+      return set
+    }, {})
+}
+
+function constructTunnelOptions (request, proxyHeaders) {
+  var proxy = request.proxy
+
+  var tunnelOptions = {
+    proxy: {
+      host: proxy.hostname,
+      port: +proxy.port,
+      proxyAuth: proxy.auth,
+      headers: proxyHeaders
+    },
+    headers: request.headers,
+    ca: request.ca,
+    cert: request.cert,
+    key: request.key,
+    passphrase: request.passphrase,
+    pfx: request.pfx,
+    ciphers: request.ciphers,
+    rejectUnauthorized: request.rejectUnauthorized,
+    secureOptions: request.secureOptions,
+    secureProtocol: request.secureProtocol
+  }
+
+  return tunnelOptions
+}
+
+function constructTunnelFnName (uri, proxy) {
+  var uriProtocol = (uri.protocol === 'https:' ? 'https' : 'http')
+  var proxyProtocol = (proxy.protocol === 'https:' ? 'Https' : 'Http')
+  return [uriProtocol, proxyProtocol].join('Over')
+}
+
+function getTunnelFn (request) {
+  var uri = request.uri
+  var proxy = request.proxy
+  var tunnelFnName = constructTunnelFnName(uri, proxy)
+  return tunnel[tunnelFnName]
+}
+
+function Tunnel (request) {
+  this.request = request
+  this.proxyHeaderWhiteList = defaultProxyHeaderWhiteList
+  this.proxyHeaderExclusiveList = []
+  if (typeof request.tunnel !== 'undefined') {
+    this.tunnelOverride = request.tunnel
+  }
+}
+
+Tunnel.prototype.isEnabled = function () {
+  var self = this
+  var request = self.request
+    // Tunnel HTTPS by default. Allow the user to override this setting.
+
+  // If self.tunnelOverride is set (the user specified a value), use it.
+  if (typeof self.tunnelOverride !== 'undefined') {
+    return self.tunnelOverride
+  }
+
+  // If the destination is HTTPS, tunnel.
+  if (request.uri.protocol === 'https:') {
+    return true
+  }
+
+  // Otherwise, do not use tunnel.
+  return false
+}
+
+Tunnel.prototype.setup = function (options) {
+  var self = this
+  var request = self.request
+
+  options = options || {}
+
+  if (typeof request.proxy === 'string') {
+    request.proxy = url.parse(request.proxy)
+  }
+
+  if (!request.proxy || !request.tunnel) {
+    return false
+  }
+
+  // Setup Proxy Header Exclusive List and White List
+  if (options.proxyHeaderWhiteList) {
+    self.proxyHeaderWhiteList = options.proxyHeaderWhiteList
+  }
+  if (options.proxyHeaderExclusiveList) {
+    self.proxyHeaderExclusiveList = options.proxyHeaderExclusiveList
+  }
+
+  var proxyHeaderExclusiveList = self.proxyHeaderExclusiveList.concat(defaultProxyHeaderExclusiveList)
+  var proxyHeaderWhiteList = self.proxyHeaderWhiteList.concat(proxyHeaderExclusiveList)
+
+  // Setup Proxy Headers and Proxy Headers Host
+  // Only send the Proxy White Listed Header names
+  var proxyHeaders = constructProxyHeaderWhiteList(request.headers, proxyHeaderWhiteList)
+  proxyHeaders.host = constructProxyHost(request.uri)
+
+  proxyHeaderExclusiveList.forEach(request.removeHeader, request)
+
+  // Set Agent from Tunnel Data
+  var tunnelFn = getTunnelFn(request)
+  var tunnelOptions = constructTunnelOptions(request, proxyHeaders)
+  request.agent = tunnelFn(tunnelOptions)
+
+  return true
+}
+
+Tunnel.defaultProxyHeaderWhiteList = defaultProxyHeaderWhiteList
+Tunnel.defaultProxyHeaderExclusiveList = defaultProxyHeaderExclusiveList
+exports.Tunnel = Tunnel