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files >> //proc/thread-self/root/proc/self/root/lib/node_modules/npm/node_modules/request/lib/oauth.js
'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
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