'use strict'; import cheerio = require('cheerio'); import request = require('request'); import rp = require('request-promise'); import Promise = require('bluebird'); import uuid = require('uuid'); import path = require('path'); import fs = require('fs-extra'); import log = require('./log'); import { RequestPromise } from 'request-promise'; import { Response } from 'request'; // tslint:disable-next-line:no-var-requires const cookieStore = require('tough-cookie-file-store'); // tslint:disable-next-line:no-var-requires const cloudscraper = require('cloudscraper'); const CR_COOKIE_DOMAIN = 'http://crunchyroll.com'; let isAuthenticated = false; let isPremium = false; let j: request.CookieJar; const defaultHeaders: request.Headers = { 'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36', 'Connection': 'keep-alive', 'Referer': 'https://www.crunchyroll.com/login', }; function AuthError(msg: string): IAuthError { return { name: 'AuthError', message: msg, authError: true }; } function startSession(config: IConfig): Promise { return rp( { method: 'GET', url: config.crSessionUrl, qs: { device_id: config.crDeviceId, device_type: config.crDeviceType, access_token: config.crSessionKey, version: config.crAPIVersion, locale: config.crLocale, }, json: true, }) .then((response: any) => { if ((response.data === undefined) || (response.data.session_id === undefined)) { throw new Error('Getting session failed: ' + JSON.stringify(response)); } return response.data.session_id; }); } function login(config: IConfig, sessionId: string, user: string, pass: string): Promise { return rp( { method: 'POST', url: config.crLoginUrl, form: { account: user, password: pass, session_id: sessionId, version: config.crAPIVersion, }, json: true, jar: j, }) .then((response) => { if (response.error) throw new Error('Login failed: ' + response.message); return response.data; }); } function checkIfUserIsAuth(config: IConfig, done: (err: Error) => void): void { if (j === undefined) { loadCookies(config); } /** * The main page give us some information about the user */ const options = { headers: defaultHeaders, jar: j, url: 'http://www.crunchyroll.com/', method: 'GET', }; cloudscraper.request(options, (err: Error, rep: string, body: string) => { if (err) { return done(err); } const $ = cheerio.load(body); /* Check if auth worked */ const regexps = /ga\('set', 'dimension[5-8]', '([^']*)'\);/g; const dims = regexps.exec($('script').text()); for (let i = 1; i < 5; i++) { if ((dims[i] !== undefined) && (dims[i] !== '') && (dims[i] !== 'not-registered')) { isAuthenticated = true; } if ((dims[i] === 'premium') || (dims[i] === 'premiumplus')) { isPremium = true; } } if (isAuthenticated === false) { const error = $('ul.message, li.error').text(); return done(AuthError('Authentication failed: ' + error)); } else { if (isPremium === false) { log.warn('Do not use this app without a premium account.'); } else { log.info('You have a premium account! Good!'); } } done(null); }); } function loadCookies(config: IConfig) { const cookiePath = path.join(config.output || process.cwd(), '.cookies.json'); if (!fs.existsSync(cookiePath)) { fs.closeSync(fs.openSync(cookiePath, 'w')); } j = request.jar(new cookieStore(cookiePath)); } export function eatCookies(config: IConfig) { const cookiePath = path.join(config.output || process.cwd(), '.cookies.json'); if (fs.existsSync(cookiePath)) { fs.removeSync(cookiePath); } j = undefined; } export function getUserAgent(): string { return defaultHeaders['User-Agent']; } /** * Performs a GET request for the resource. */ export function get(config: IConfig, options: string|request.Options, done: (err: any, result?: string) => void) { if (j === undefined) { loadCookies(config); } if (config.userAgent) { defaultHeaders['User-Agent'] = config.userAgent; } authenticate(config, (err) => { if (err) { return done(err); } cloudscraper.request(modify(options, 'GET'), (error: any, response: any, body: any) => { if (error) return done(error); done(null, typeof body === 'string' ? body : String(body)); }); }); } /** * Performs a POST request for the resource. */ export function post(config: IConfig, options: request.Options, done: (err: Error, result?: string) => void) { if (j === undefined) { loadCookies(config); } if (config.userAgent) { defaultHeaders['User-Agent'] = config.userAgent; } authenticate(config, (err) => { if (err) { return done(err); } cloudscraper.request(modify(options, 'POST'), (error: Error, response: any, body: any) => { if (error) { return done(error); } done(null, typeof body === 'string' ? body : String(body)); }); }); } /** * Authenticates using the configured pass and user. */ function authenticate(config: IConfig, done: (err: Error) => void) { if (isAuthenticated) { return done(null); } /* First of all, check if the user is not already logged via the cookies */ checkIfUserIsAuth(config, (errCheckAuth) => { if (isAuthenticated) { return done(null); } /* So if we are here now, that mean we are not authenticated so do as usual */ if (!config.pass || !config.user) { log.error('You need to give login/password to use Crunchy'); process.exit(-1); } log.info('Seems we are not currently logged. Let\'s login!'); if (config.logUsingApi) { if (config.crDeviceId === undefined) { config.crDeviceId = uuid.v4(); } if (!config.crSessionUrl || !config.crDeviceType || !config.crAPIVersion || !config.crLocale || !config.crLoginUrl) { return done(AuthError('Invalid API configuration, please check your config file.')); } startSession(config) .then((sessionId: string) => { defaultHeaders.Cookie = `sess_id=${sessionId}; c_locale=enUS`; return login(config, sessionId, config.user, config.pass); }) .then((userData) => { checkIfUserIsAuth(config, (errCheckAuth2) => { if (isAuthenticated) { return done(null); } else { return done(errCheckAuth2); } }); }) .catch((errInChk) => { return done(AuthError(errInChk.message)); }); } else if (config.logUsingCookie) { j.setCookie(request.cookie('c_userid=' + config.crUserId + '; Domain=crunchyroll.com; HttpOnly; hostOnly=false;'), CR_COOKIE_DOMAIN); j.setCookie(request.cookie('c_userkey=' + config.crUserKey + '; Domain=crunchyroll.com; HttpOnly; hostOnly=false;'), CR_COOKIE_DOMAIN); checkIfUserIsAuth(config, (errCheckAuth2) => { if (isAuthenticated) { return done(null); } else { return done(errCheckAuth2); } }); } else { /* First get https://www.crunchyroll.com/login to get the login token */ const options = { headers: defaultHeaders, jar: j, gzip: false, method: 'GET', url: 'https://www.crunchyroll.com/login' }; cloudscraper.request(options, (err: Error, rep: string, body: string) => { if (err) return done(err); const $ = cheerio.load(body); /* Get the token from the login page */ const token = $('input[name="login_form[_token]"]').attr('value'); if (token === '') { return done(AuthError('Can\'t find token!')); } /* Now call the page again with the token and credentials */ const options = { headers: defaultHeaders, form: { 'login_form[name]': config.user, 'login_form[password]': config.pass, 'login_form[redirect_url]': '/', 'login_form[_token]': token }, jar: j, gzip: false, method: 'POST', url: 'https://www.crunchyroll.com/login' }; cloudscraper.request(options, (err: Error, rep: string, body: string) => { if (err) { return done(err); } /* Now let's check if we are authentificated */ checkIfUserIsAuth(config, (errCheckAuth2) => { if (isAuthenticated) { return done(null); } else { return done(errCheckAuth2); } }); }); }); } }); } /** * Modifies the options to use the authenticated cookie jar. */ function modify(options: string|request.Options, reqMethod: string): request.Options { if (typeof options !== 'string') { options.jar = j; options.headers = defaultHeaders; options.method = reqMethod; return options; } return { jar: j, headers: defaultHeaders, url: options.toString(), method: reqMethod }; }