Lei PAN
123 lines
5.0 KiB
JavaScript
123 lines
5.0 KiB
JavaScript
const {v4: uuidv4} = require("uuid");
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const tesseract = require("node-tesseract-ocr");
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const OCRResult = require("../models/OCRResult");
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const Jimp = require('jimp');
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function delay(delayInMs) {
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return new Promise(resolve => {
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setTimeout(() => {
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resolve(2);
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}, delayInMs);
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});
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}
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const config = {
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lang: "eng",
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oem: 1,
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psm: 3,
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}
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const MESSAGE_URL_VALIDATION_FR = "envoyé un lien par e-mail."
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const MESSAGE_URL_VALIDATION_FR_2 = "un lien par e-mail"
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const MESSAGE_URL_VALIDATION_EN = "Please click on the link we sent by email"
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const CAPTCHA_ERROR_MESSAGE = "Error verifying captcha, please try again"
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const CAPTCHA_ERROR_MESSAGE_FR = "La vérification du captcha a échoué"
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const BLOCKED_MSG_EN = "have been blocked"
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const BLOCKED_MSG_FR = "avez été bloqué"
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const CHECKING_MSG_FR = "Verifying"
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const ERR_CACHE_MISS = "ERR_CACHE_MISS"
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const SLIDING_CAPTCHA_FR = "Pourquoi cette vérification"
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const MESSAGE_FILL_FIELD_FR = "Demande de rendez-vous pour"
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const WELCOME_MESSAGE_FR = "Bienvenue dans Chrome"
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const PAGE_OPTIMIZATION_CHROME_FR = "Vous pouvez changer d'avis a tout moment dans"
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const PAGE_OPTIMIZATION_CHROME_FR_2 = "Vous pouvez modifier vos options a tout moment"
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const PAGE_OPTIMIZATION_CHROME_FR_3 = "Vous pouvez effectuer des modifications"
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const PAGE_OPTIMIZATION_CHROME_FR_4 = "de nouvelles fonctionnalités"
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const PAGE_OPTIMIZATION_CHROME_FR_5 = "Avec la mesure des performance"
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const ONLINE_APPOINTMENT = "Online Appointment"
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const CONFIRM_RESEND_FORM_FR = "Confirmer le nouvel envoi"
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const CLOSED_MESSAGE_FR = "Depuis plus de 130 ans"
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const DIALOG_TO_SKIP = "facilement les commandes"
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const ABOUT_BLANK = "about:blank"
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const GOOGLE_DISCONNECT_FR = "Rester déconnecté"
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const RECAPTCHA_FAILED_FR = "captcha a échoué"
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async function convertImageToWhiteBlack(image_path) {
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const image = await Jimp.read(image_path);
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image.grayscale().write(image_path + ".wb");
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return image_path + ".wb";
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}
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class OCRChecker {
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constructor(device, contact) {
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this.device = device;
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this.contact = contact;
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}
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get_file_name() {
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let uuid = uuidv4();
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return this.contact.passportNumber + "_" + uuid + ".png"
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}
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async get_result() {
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let fileName = await this.take_screen_shot()
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let screenShot = await convertImageToWhiteBlack(fileName);
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try {
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let result = await tesseract
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.recognize(screenShot, config)
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console.log(result)
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if (result.includes(MESSAGE_URL_VALIDATION_EN) || result.includes(MESSAGE_URL_VALIDATION_FR) || result.includes(MESSAGE_URL_VALIDATION_FR_2)) {
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return OCRResult.SUCCESS
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} else if (result.includes(CAPTCHA_ERROR_MESSAGE) || result.includes(CAPTCHA_ERROR_MESSAGE_FR)) {
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return OCRResult.RECAPTCHA_ERROR
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} else if (result.includes(BLOCKED_MSG_EN) || result.includes(BLOCKED_MSG_FR)) {
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return OCRResult.BLOCKED
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} else if (result.includes(ERR_CACHE_MISS)) {
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return OCRResult.TO_REFRESH
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} else if (result.includes(CHECKING_MSG_FR)) {
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return OCRResult.RECHECK
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} else if (result.includes(SLIDING_CAPTCHA_FR)) {
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return OCRResult.SLIDING_CAPTCHA
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} else if (result.includes(MESSAGE_FILL_FIELD_FR)) {
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return OCRResult.FILL_FIELD
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} else if (result.includes(WELCOME_MESSAGE_FR)) {
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return OCRResult.NEED_TO_CLICK_LATE_BTN
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} else if (result.toLowerCase().includes(ONLINE_APPOINTMENT.toLowerCase())) {
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return OCRResult.ONLINE_APPOINTMENT
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} else if (result.includes(PAGE_OPTIMIZATION_CHROME_FR) || result.includes(PAGE_OPTIMIZATION_CHROME_FR_2) || result.includes(PAGE_OPTIMIZATION_CHROME_FR_3) || result.includes(PAGE_OPTIMIZATION_CHROME_FR_4) || result.includes(PAGE_OPTIMIZATION_CHROME_FR_5)) {
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return OCRResult.PAGE_OPTIMIZATION
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} else if (result.includes(CONFIRM_RESEND_FORM_FR)) {
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return OCRResult.CONFIRM_RESEND_FORM
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} else if (result.includes(CLOSED_MESSAGE_FR)) {
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return OCRResult.CLOSED
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} else if (result.includes(ABOUT_BLANK)) {
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return OCRResult.TERMINAED
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} else if (result.includes(DIALOG_TO_SKIP)) {
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return OCRResult.TO_SKIP
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} else if (result.includes(GOOGLE_DISCONNECT_FR)) {
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return OCRResult.GOOGLE_DISCONNECT
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} else if (result.includes(RECAPTCHA_FAILED_FR)) {
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return OCRResult.TERMINAED
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} else {
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return OCRResult.TERMINAED
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}
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} catch (e) {
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console.log(e)
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return OCRResult.RECHECK
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}
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}
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async take_screen_shot() {
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let name = this.get_file_name()
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await this.device.screenshot({path: name});
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await delay(1000);
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return name
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// console.log(`stdout: ${stdout1}`);
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}
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}
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module.exports = OCRChecker
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