YouTube Restriction Bypass

Bypass age/content restrictions on YouTube
换行
// ==UserScript==
// @name         YouTube Restriction Bypass
// @namespace    https://gf.qytechs.cn/en/users/305931-emerson-bardusco
// @version      1.7
// @description  Bypass age/content restrictions on YouTube
// @author       EmersonxD
// @match        *://*.youtube.com/*
// @grant        none
// @run-at       document-start
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';

    var config = {
        proxyHost: 'https://youtube-proxy.zerody.one',
        validStatuses: ['OK', 'LIVE_STREAM_OFFLINE'],
        unlockableStatuses: ['AGE_VERIFICATION_REQUIRED', 'CONTENT_CHECK_REQUIRED']
    };

    var nativeXHR = XMLHttpRequest.prototype.open;
    var nativeJSON = JSON.parse;

    function log() {
        var args = Array.prototype.slice.call(arguments);
        console.log('[Bypass] ' + args.join(' '));
    }

    function isGoogleVideo(url) {
        return url.host.indexOf('.googlevideo.com') > -1;
    }

    function needsProxy(url) {
        return url.search.indexOf('gcr=') > -1;
    }

    function buildProxyUrl(url) {
        return config.proxyHost + '/direct/' + btoa(url.href);
    }

    function modifyRequest(url) {
        if (!isGoogleVideo(url)) return url.href;
        if (!needsProxy(url)) return url.href;
        
        try {
            return buildProxyUrl(url);
        } catch(e) {
            log('Error modifying request:', e.message);
            return url.href;
        }
    }

    function unlockPlayer(data) {
        var status = data.playabilityStatus;
        if (status && config.unlockableStatuses.indexOf(status.status) > -1) {
            status.status = 'OK';
            status.reason = '';
            log('Player unlocked');
        }
        return data;
    }

    function unlockResponse(data) {
        var content = data.contents;
        if (content && content.twoColumnWatchNextResults && content.twoColumnWatchNextResults.secondaryResults) {
            content.twoColumnWatchNextResults.secondaryResults = { 
                secondaryResults: { 
                    results: [] 
                } 
            };
            log('Sidebar cleaned');
        }
        return data;
    }

    function processJSON(data) {
        try {
            return unlockResponse(unlockPlayer(data));
        } catch(e) {
            log('Processing error:', e.message);
            return data;
        }
    }

    XMLHttpRequest.prototype.open = function(method, url) {
        var newUrl = modifyRequest(new URL(url));
        var args = [method, newUrl || url].concat(Array.prototype.slice.call(arguments, 2));
        nativeXHR.apply(this, args);
    };

    JSON.parse = function(text) {
        return processJSON(nativeJSON.call(this, text));
    };

    log('Initialized');
})();
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