resolve captcha

package.json

@@ -15,6 +15,7 @@
     "express-logging": "^1.1.1",
     "http-status-codes": "^1.4.0",
     "logops": "^2.1.1",
+    "node-fetch": "^2.6.1",
     "puppeteer-cluster": "^0.22.0",
     "puppeteer-core": "^1.9.0",
     "selenium-webdriver": "^4.0.0-alpha.7"

src/component/SeleniumBrowser.js

@@ -1,6 +1,8 @@
 const logger = require("logops")
     , config = require('../../config')
     , { Builder, Capabilities, By, Key, until } = require('selenium-webdriver')
+    , url = require('url')
+    , fetch = require('node-fetch')
     , { Options } = require('selenium-webdriver/chrome');
 
 class SeleniumBrowser {
@@ -9,6 +11,8 @@ class SeleniumBrowser {
         this.driver = null
         this.config = { useHub: true, browser: 'chrome' }
         this.capabilities = Capabilities.chrome()
+        this.sleep = m => new Promise(r => setTimeout(r, m))
+        this.isRecaptchaReseponseEmpty = false
     }
 
     async setDriver() {
@@ -34,19 +38,87 @@ class SeleniumBrowser {
         opts.addArguments(this.getChromeArgs())
         // opts.setChromeBinaryPath('/usr/bin/chromedriver')
         return new Builder().forBrowser(this.config.browser).setChromeOptions(opts).build();
-        // let driver = new webdriver.Builder().forBrowser('chrome').setChromeOptions(this.getChromeArgs()).build();
+        // let driver = new
+        // webdriver.Builder().forBrowser('chrome').setChromeOptions(this.getChromeArgs()).build();
     }
 
     async request(uri) {
+        if (this.isRecaptchaReseponseEmpty) {
+            return ''
+        } else {
             logger.info('Request URL %s', this.website + uri)
             return this.driver.get(this.website + uri).then(d => this.driver.findElement(By.css('body')).getAttribute('innerHTML'))
-        // .then(html => {
+                .then(html => this.getHtml(html))
-        //     // solve the captcha with API
+            // return await
-        //     const token = await solveCaptcha(params, api)
+            // driver.findElement(By.css('body')).getAttribute('innerHTML')
-        // })
+            // .sendKeys('webdriver', Key.RETURN);
-        // return await driver.findElement(By.css('body')).getAttribute('innerHTML')
+            /// await driver.wait(until.titleIs('webdriver - www.real.de'), 1000);
-        //.sendKeys('webdriver', Key.RETURN);
+        }
-        // await driver.wait(until.titleIs('webdriver - www.real.de'), 1000);            
+    }
+
+    async getHtml(html) {
+        // return html
+        // check if it's forbbidden page
+        if (html.indexOf('grecaptcha') > -1 || html.indexOf('www.google.com/recaptcha/api2/anchor') > -1) {
+            this.isRecaptchaReseponseEmpty = true
+            let iframeSrc = await this.driver.findElement(By.css('#grecaptcha iframe')).getAttribute('src')
+            let captcha2Params = {
+                "key": "62fc5ef52fd4befe266d224796a7ea6f",
+                "method": "userrecaptcha",
+                "googlekey": url.parse(iframeSrc, true).query.k,
+                "pageurl": await this.driver.getCurrentUrl(),
+                "json": 1
+            }
+            let requestUrl = new url.URL('https://2captcha.com/in.php')
+            requestUrl.search = new url.URLSearchParams(captcha2Params).toString();
+            fetch(requestUrl).then(res => res.json()).then(res => {
+                logger.info('2captcha IN-request response : %j', res)
+                if (!res.hasOwnProperty('request')) {
+                    throw new Error('2captcha IN-request response has no data request id : ' + JSON.stringify(res))
+                }
+                return res.request
+            }).then(async requestId => {
+                let res = { request: null }
+                do {
+                    res = await this.requestCaptchaResult(res, requestId)
+                } while (res.request == 'CAPCHA_NOT_READY')
+                return res
+            }).then(res => {
+                logger.info('2captcha solved : %j', res)
+                // this.driver.findElement(By.css('#g-recaptcha-response')).setAttribute('innerHTML', res.request)
+                this.driver.executeScript('captchaCallback("' + res.request + '")')
+                this.driver.wait(10000).then(d => {
+                        this.driver.findElement(By.css('#g-recaptcha-response')).then(function (webElement) {
+                            logger.error(res, 'Failed to overcome recaptcha')                            
+                        }, function (err) {
+                            // if (err.state && err.state === 'no such element') {
+                            //     console.log('Element not found');
+                            // } else {
+                            //     webdriver.promise.rejected(err);
+                            // }
+                            logger.info('Success to overcome recaptcha')                            
+                            this.isRecaptchaReseponseEmpty = false
+                        })
+                    })
+            }).catch(error => {
+                logger.error({ message: error.message }, 'Error occured while process with 2captcha')
+            })
+            return ''
+        } else {
+            return html
+        }
+    }
+
+    async requestCaptchaResult(res, requestId) {
+        let requestUrl = 'https://2captcha.com/res.php?key=62fc5ef52fd4befe266d224796a7ea6f&json=1&action=get&id=' + requestId
+        if (res.request == 'CAPCHA_NOT_READY') {
+            logger.info('2captcha still working so request solving result after 5 senconds')
+            await this.sleep(1000 * 5)
+            return fetch(requestUrl).then(res => res.json())
+        }
+        logger.info('Request 2captcha solving result after 20 senconds')
+        await this.sleep(1000 * 20)
+        return fetch(requestUrl).then(res => res.json())
     }
 
     async close() {