@accounter/modern-poalim-scraper/dist/utils/user-agent-override.js

Modern scraper for Israeli banks (Hapoalim, Isracard, Max)

// This file is used to override the user agent of the page
// to make it look like a real browser.
// Based on the code from: "puppeteer-extra-plugin-stealth"
// https://github.com/berstend/puppeteer-extra/blob/master/packages/puppeteer-extra-plugin-stealth/evasions/user-agent-override/index.js
export async function userAgentOverride(page) {
    let ua = (await page.browser().userAgent()).replace('HeadlessChrome/', 'Chrome/');
    if (ua.includes('Linux') && !ua.includes('Android')) {
        ua = ua.replace(/\(([^)]+)\)/, '(Windows NT 10.0; Win64; x64)');
    }
    const uaVersion = (ua.includes('Chrome/')
        ? ua.match(/Chrome\/([\d|.]+)/)?.[1]
        : (await page.browser().version()).match(/\/([\d|.]+)/)?.[1]) ?? '0.0';
    const getPlatform = (extended = false) => {
        if (ua.includes('Mac OS X')) {
            return extended ? 'Mac OS X' : 'MacIntel';
        }
        if (ua.includes('Android')) {
            return 'Android';
        }
        if (ua.includes('Linux')) {
            return 'Linux';
        }
        return extended ? 'Windows' : 'Win32';
    };
    const getBrands = () => {
        const seed = uaVersion.split('.')[0];
        const order = [
            [0, 1, 2],
            [0, 2, 1],
            [1, 0, 2],
            [1, 2, 0],
            [2, 0, 1],
            [2, 1, 0],
        ][seed % 6];
        const escapedChars = [' ', ' ', ';'];
        const greasyBrand = `${escapedChars[order[0]]}Not${escapedChars[order[1]]}A${escapedChars[order[2]]}Brand`;
        const greasedBrandVersionList = [];
        greasedBrandVersionList[order[0]] = {
            brand: greasyBrand,
            version: '99',
        };
        greasedBrandVersionList[order[1]] = {
            brand: 'Chromium',
            version: seed,
        };
        greasedBrandVersionList[order[2]] = {
            brand: 'Google Chrome',
            version: seed,
        };
        return greasedBrandVersionList;
    };
    const getPlatformVersion = () => {
        if (ua.includes('Mac OS X ')) {
            return ua.match(/Mac OS X ([^)]+)/)?.[1];
        }
        if (ua.includes('Android ')) {
            return ua.match(/Android ([^;]+)/)?.[1];
        }
        if (ua.includes('Windows ')) {
            return ua.match(/Windows .*?([\d|.]+);?/)?.[1];
        }
        return '';
    };
    const getPlatformArch = () => (getMobile() ? '' : 'x86');
    const getPlatformModel = () => (getMobile() ? ua.match(/Android.*?;\s([^)]+)/)?.[1] : '');
    const getMobile = () => ua.includes('Android');
    const override = {
        userAgent: ua,
        platform: getPlatform(false),
        userAgentMetadata: {
            brands: getBrands(),
            fullVersion: uaVersion,
            platform: getPlatform(true),
            platformVersion: getPlatformVersion(),
            architecture: getPlatformArch(),
            model: getPlatformModel(),
            mobile: getMobile(),
            acceptLanguage: 'en-US,en',
        },
    };
    if ('_client' in page) {
        const client = typeof page._client === 'function' ? page._client() : page._client;
        try {
            await client.send('Network.setUserAgentOverride', override);
        }
        catch (error) {
            console.warn('Failed to set user agent override:', error);
            // Fallback using another method or just continue
        }
    }
}
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