一个手机端via浏览器能用的强大的广告拦截器
// ==UserScript==
// @name 小说漫画网页广告拦截器
// @namespace http://tampermonkey.net/
// @version 4.1
// @author DeepSeek&Gemini
// @description 一个手机端via浏览器能用的强大的广告拦截器
// @match *://*/*
// @license MIT
// @grant unsafeWindow
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_registerMenuCommand
// @grant GM_notification
// @grant GM_xmlhttpRequest
// @run-at document-start
// ==/UserScript==
(function() {
'use strict';
const DEFAULT_MODULE_STATE = {
specialUA: true,
removeInlineScripts: false,
removeExternalScripts: false,
interceptThirdPartyResources: false,
manageCSP: false,
};
const MODULE_NAMES = {
specialUA: '添加特殊UA',
removeInlineScripts: '移除内嵌脚本',
removeExternalScripts: '移除外联脚本',
interceptThirdPartyResources: '拦截第三方资源',
manageCSP: 'CSP策略管理',
};
const DEFAULT_CSP_RULES_TEMPLATE = [
{ id: 1, name: '仅允许同源脚本', rule: "script-src 'self'", enabled: true },
{ id: 2, name: '禁止内联脚本', rule: "script-src 'unsafe-inline'", enabled: false },
{ id: 3, name: '禁止eval执行', rule: "script-src 'unsafe-eval'", enabled: false },
{ id: 4, name: '阻止外部样式加载', rule: "style-src 'self'", enabled: false },
{ id: 5, name: '阻止内联样式执行', rule: "style-src 'unsafe-inline'", enabled: false },
{ id: 6, name: '阻止外部图片加载', rule: "img-src 'self'", enabled: true },
{ id: 7, name: '禁止所有框架加载', rule: "frame-src 'none'", enabled: false },
{ id: 8, name: '阻止媒体资源加载', rule: "media-src 'none'", enabled: false },
{ id: 9, name: '阻止对象嵌入', rule: "object-src 'none'", enabled: false }
];
const CONFIG_STORAGE_KEY = `customAdBlockerConfig_${location.hostname}`;
let currentConfig = {
modules: { ...DEFAULT_MODULE_STATE },
cspRules: DEFAULT_CSP_RULES_TEMPLATE.map(rule => ({ ...rule })),
whitelist: {},
};
const Utils = {
throttle(fn, delay) {
let last = 0;
return function(...args) {
const now = Date.now();
if (now - last >= delay) {
fn.apply(this, args);
last = now;
}
};
},
debounce(fn, delay) {
let timer = null;
return function(...args) {
clearTimeout(timer);
timer = setTimeout(() => fn.apply(this, args), delay);
};
},
truncateString(str, maxLength) {
if (typeof str !== 'string') return '';
if (str.length <= maxLength) return str;
return str.slice(0, maxLength) + '...';
},
getCurrentHostname() {
return location.hostname;
},
isElement(el) {
return el instanceof Element;
},
getScriptContentPreview(scriptElement) {
if (!scriptElement || scriptElement.tagName !== 'SCRIPT') return '';
return Utils.truncateString(scriptElement.textContent.replace(/\s+/g, ' '), 100);
},
getIframeSrcPreview(iframeElement) {
if (!iframeElement || iframeElement.tagName !== 'IFRAME') return '';
return Utils.truncateString(iframeElement.src, 100);
},
isThirdPartyHost(url, currentHost) {
if (!url || typeof url !== 'string') return false;
if (url.startsWith('data:') || url.startsWith('blob:') || url.startsWith('about:blank')) return false;
try {
const resourceHost = new URL(url, location.href).hostname;
return !(resourceHost.endsWith(`.${currentHost}`) || resourceHost === currentHost);
} catch (e) {
return true;
}
},
getResourceURL(url) {
if (!url) return '';
try {
return new URL(url, location.href).href;
} catch (e) {
return url;
}
}
};
const LogManager = {
logs: [],
maxLogs: 100,
logEntryData: {},
loggedContentIdentifiers: new Set(),
add(moduleKey, element, reason) {
if (!currentConfig.modules.interceptThirdPartyResources && !currentConfig.modules.removeInlineScripts && !currentConfig.modules.removeExternalScripts) {
return;
}
if (!Utils.isElement(element) && element !== null) return;
const currentDomain = Utils.getCurrentHostname();
if (Whitelisting.isElementWhitelisted(element) || Whitelisting.isReasonWhitelisted(reason)) {
return;
}
let elementIdentifier = '[未知元素]';
let interceptedContent = '[无法获取内容]';
let contentIdentifier = '';
if (Utils.isElement(element)) {
const tagName = element.tagName;
const id = element.id ? `#${element.id}` : '';
const className = element.className ? `.${element.className.split(/\s+/).join('.')}` : '';
elementIdentifier = `${tagName}${id}${className}`;
if (tagName === 'SCRIPT') {
if (element.src) {
interceptedContent = `SRC: ${Utils.truncateString(element.src, 100)}`;
contentIdentifier = `SCRIPT_SRC: ${Utils.truncateString(element.src, 100)}`;
} else {
interceptedContent = Utils.getScriptContentPreview(element);
contentIdentifier = `SCRIPT_CONTENT: ${Utils.truncateString(element.textContent.replace(/\s+/g, ' '), 100)}`;
}
} else if (tagName === 'IFRAME') {
interceptedContent = Utils.getIframeSrcPreview(element);
contentIdentifier = `IFRAME_SRC: ${Utils.truncateString(element.src, 100)}`;
} else if (tagName === 'IMG') {
const src = element.src || element.dataset.src;
interceptedContent = Utils.truncateString(src || '', 100);
if (src) {
contentIdentifier = `IMG_SRC: ${Utils.truncateString(src, 100)}`;
}
} else if (tagName === 'A') {
interceptedContent = Utils.truncateString(element.href || '', 100);
if (element.href) {
contentIdentifier = `A_HREF: ${Utils.truncateString(element.href, 100)}`;
}
} else {
interceptedContent = Utils.truncateString(element.outerHTML, 100);
}
} else if (reason && typeof reason.detail === 'string') {
interceptedContent = Utils.truncateString(reason.detail, 100);
if (reason.type) {
elementIdentifier = `[${reason.type}]`;
}
if (reason.detail.startsWith('SRC:')) {
contentIdentifier = `${reason.type || 'INTERCEPTED'}_SRC: ${Utils.truncateString(reason.detail.substring(4).trim(), 100)}`;
} else if (reason.detail.startsWith('URL:')) {
contentIdentifier = `${reason.type || 'INTERCEPTED'}_URL: ${Utils.truncateString(reason.detail.substring(5).trim(), 100)}`;
} else {
contentIdentifier = `LOG_DETAIL: ${Utils.truncateString(reason.detail, 100)}`;
}
}
if (!contentIdentifier) return;
if (this.loggedContentIdentifiers.has(contentIdentifier)) {
return;
}
const logId = this.logs.length + 1;
this.logs.push({
id: logId,
module: MODULE_NAMES[moduleKey] || moduleKey,
element: elementIdentifier,
content: interceptedContent,
});
this.logEntryData[logId] = {
contentIdentifier: contentIdentifier,
element: element,
reason: reason,
};
this.loggedContentIdentifiers.add(contentIdentifier);
if (this.logs.length > this.maxLogs) {
const removedLogId = this.logs[0].id;
const removedLogEntry = this.logs.shift();
delete this.logEntryData[removedLogId];
const removedContentIdentifier = (() => {
if (removedLogEntry.content.startsWith('SRC: ')) return `SCRIPT_SRC: ${removedLogEntry.content.substring(5)}`;
if (removedLogEntry.content.startsWith('内容: ')) return `SCRIPT_CONTENT: ${removedLogEntry.content.substring(4)}`;
if (removedLogEntry.content.startsWith('URL: ')) return `FETCH_URL: ${removedLogEntry.content.substring(5)}`;
return removedLogEntry.content;
})();
this.loggedContentIdentifiers.delete(removedContentIdentifier);
}
},
showInAlert() {
const currentDomain = Utils.getCurrentHostname();
const logEntries = this.logs.map(log =>
`序号: ${log.id}\n` +
`模块: ${log.module}\n` +
`元素: ${log.element}\n` +
`内容: ${log.content}`
).join('\n\n');
const promptMessage = `广告拦截日志（最近${this.logs.length}条）:\n\n${logEntries || '暂无日志'}\n\n` +
`--- 白名单操作 ---\n` +
`输入序号(如 1-3, 1,3,5)将对应内容加入当前域名 (${currentDomain}) 白名单。\n` +
`输入 0 清空当前域名 (${currentDomain}) 的所有白名单条目。\n` +
`请输入您的选择:`;
let input = prompt(promptMessage, "");
if (input === null) return;
input = input.trim();
if (input === "0") {
if (confirm(`确定清空当前域名 (${currentDomain}) 的白名单吗？`)) {
Whitelisting.clearDomainWhitelist(currentDomain);
StorageManager.saveConfig();
alert("当前域名的白名单已清空。页面将刷新。");
location.reload();
}
} else {
const indicesToWhitelist = new Set();
const parts = input.replace(/，/g, ',').split(/[\s,]+/);
for (const part of parts) {
if (part.includes('-')) {
const range = part.split('-').map(Number);
if (range.length === 2 && !isNaN(range[0]) && !isNaN(range[1])) {
const start = Math.min(range[0], range[1]);
const end = Math.max(range[0], range[1]);
for (let i = start; i <= end; i++) {
indicesToWhitelist.add(i);
}
}
} else {
const num = parseInt(part, 10);
if (!isNaN(num)) {
indicesToWhitelist.add(num);
}
}
}
let addedCount = 0;
indicesToWhitelist.forEach(index => {
const logEntryInfo = this.logEntryData[index];
if (logEntryInfo && logEntryInfo.contentIdentifier) {
const { contentIdentifier, element, reason } = logEntryInfo;
if (!Whitelisting.isContentWhitelisted(currentDomain, contentIdentifier)) {
Whitelisting.add(currentDomain, contentIdentifier);
addedCount++;
}
}
});
if (addedCount > 0) {
StorageManager.saveConfig();
alert(`${addedCount} 项内容已添加到当前域名 (${currentDomain}) 的白名单。页面将刷新。`);
location.reload();
} else if (input.length > 0) {
alert("未找到匹配的日志序号或内容已在白名单中。");
}
}
}
};
const Whitelisting = {
isElementWhitelisted(element) {
if (!element || !Utils.isElement(element)) return false;
const currentDomain = Utils.getCurrentHostname();
const elementContent = (() => {
if (element.tagName === 'SCRIPT' && !element.src) return `SCRIPT_CONTENT: ${Utils.getScriptContentPreview(element)}`;
if (element.tagName === 'SCRIPT' && element.src) return `SCRIPT_SRC: ${Utils.truncateString(element.src, 100)}`;
if (element.tagName === 'IFRAME' && element.src) return `IFRAME_SRC: ${Utils.truncateString(element.src, 100)}`;
if (element.tagName === 'IMG' && (element.src || element.dataset.src)) return `IMG_SRC: ${Utils.truncateString(element.src || element.dataset.src, 100)}`;
if (element.tagName === 'A' && element.href) return `A_HREF: ${Utils.truncateString(element.href, 100)}`;
return null;
})();
if (elementContent && currentDomain && currentConfig.whitelist[currentDomain]) {
return currentConfig.whitelist[currentDomain].includes(elementContent);
}
return false;
},
isReasonWhitelisted(reason) {
if (!reason || !reason.detail || typeof reason.detail !== 'string') return false;
const currentDomain = Utils.getCurrentHostname();
const identifier = (() => {
if (reason.detail.startsWith('SRC:')) {
return `${reason.type || 'INTERCEPTED'}_SRC: ${Utils.truncateString(reason.detail.substring(4).trim(), 100)}`;
} else if (reason.detail.startsWith('URL:')) {
return `${reason.type || 'INTERCEPTED'}_URL: ${Utils.truncateString(reason.detail.substring(5).trim(), 100)}`;
}
return null;
})();
if (identifier && currentDomain && currentConfig.whitelist[currentDomain]) {
return currentConfig.whitelist[currentDomain].includes(identifier);
}
return false;
},
isContentWhitelisted(domain, content) {
if (!domain || !content) return false;
return currentConfig.whitelist[domain] && currentConfig.whitelist[domain].includes(content);
},
add(domain, content) {
if (!domain || !content || content.trim() === '') return;
if (!currentConfig.whitelist[domain]) {
currentConfig.whitelist[domain] = [];
}
if (!currentConfig.whitelist[domain].includes(content)) {
currentConfig.whitelist[domain].push(content);
}
},
clearDomainWhitelist(domain) {
if (currentConfig.whitelist[domain]) {
currentConfig.whitelist[domain] = [];
}
},
clearAllWhitelists() {
currentConfig.whitelist = {};
}
};
const StorageManager = {
loadConfig() {
try {
const savedConfig = JSON.parse(GM_getValue(CONFIG_STORAGE_KEY, '{}'));
if (savedConfig) {
if (savedConfig.modules) {
Object.assign(currentConfig.modules, savedConfig.modules);
}
if (savedConfig.cspRules) {
currentConfig.cspRules = savedConfig.cspRules.map(rule => ({ ...rule }));
}
if (savedConfig.whitelist) {
currentConfig.whitelist = savedConfig.whitelist;
}
}
} catch (e) {
console.error("AdBlocker: Error loading config, using defaults:", e);
Object.assign(currentConfig.modules, DEFAULT_MODULE_STATE);
currentConfig.cspRules = DEFAULT_CSP_RULES_TEMPLATE.map(rule => ({ ...rule }));
currentConfig.whitelist = {};
}
if (currentConfig.modules.specialUA === undefined) {
currentConfig.modules.specialUA = true;
}
},
saveConfig() {
try {
GM_setValue(CONFIG_STORAGE_KEY, JSON.stringify({
modules: currentConfig.modules,
cspRules: currentConfig.cspRules,
whitelist: currentConfig.whitelist
}));
} catch (e) {
console.error("AdBlocker: Error saving config:", e);
}
}
};
const SpecialUAModule = {
originalNavigator: window.navigator,
fakeUA: 'NokiaE7-00/5.0 UCWEB/2.0 Mozilla/5.0 (Symbian/3; Series60/5.2; Windows Phone 10.0; Android 14; Microsoft; Lumia 950 XL Dual SIM; Java) Gecko/131 Firefox/131 SearchCraft/3.10.2 (Baidu; P1 13) baiduboxapp/4.3.0.10',
fakePlatform: 'Win32',
fakeAppVersion: 'NokiaE7-00/5.0 UCWEB/2.0 Mozilla/5.0 (Symbian/3; Series60/5.2; Windows Phone 10.0; Android 14; Microsoft; Lumia 950 XL Dual SIM; Java) Gecko/131 Firefox/131 SearchCraft/3.10.2 (Baidu; P1 13) baiduboxapp/4.3.0.10',
navigatorProxy: null,
originalDescriptor: null,
init() {
if (currentConfig.modules.specialUA) {
this.enable();
} else {
this.disable();
}
},
enable() {
if (!this.navigatorProxy) {
this.navigatorProxy = new Proxy(this.originalNavigator, {
get: (target, prop) => {
if (prop === 'userAgent') return this.fakeUA;
if (prop === 'platform') return this.fakePlatform;
if (prop === 'appVersion') return this.fakeAppVersion;
return Reflect.get(target, prop);
}
});
}
if (window.navigator !== this.navigatorProxy) {
try {
this.originalDescriptor = Object.getOwnPropertyDescriptor(window, 'navigator');
Object.defineProperty(window, 'navigator', {
value: this.navigatorProxy,
configurable: true,
writable: this.originalDescriptor ? this.originalDescriptor.writable : false
});
} catch (e) {
console.warn("AdBlocker: Failed to override navigator for special UA.");
}
}
},
disable() {
if (this.navigatorProxy && window.navigator === this.navigatorProxy) {
try {
if (this.originalDescriptor) {
Object.defineProperty(window, 'navigator', this.originalDescriptor);
} else {
Object.defineProperty(window, 'navigator', {
value: this.originalNavigator,
configurable: true,
writable: false
});
}
} catch (e) {
console.warn("AdBlocker: Failed to restore original navigator.");
}
}
},
check(element) {
return false;
}
};
const RemoveInlineScriptsModule = {
mutationObserver: null,
init() {
if (currentConfig.modules.removeInlineScripts) {
this.enable();
} else {
this.disable();
}
},
enable() {
this.mutationObserver = new MutationObserver(mutations => {
mutations.forEach(mutation => {
mutation.addedNodes.forEach(node => {
if (node.nodeType === Node.ELEMENT_NODE && node.tagName === 'SCRIPT' && !node.src) {
if (node.dataset.adblockProcessed === 'true') return;
const elementContent = Utils.getScriptContentPreview(node);
const contentIdentifier = `SCRIPT_CONTENT: ${elementContent}`;
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('removeInlineScripts', node, { type: '内嵌脚本移除', detail: `内容: ${elementContent}` });
node.dataset.adblockProcessed = 'true';
node.remove();
}
}
});
});
});
this.mutationObserver.observe(document.documentElement, { childList: true, subtree: true });
document.querySelectorAll('script:not([src])').forEach(script => {
if (script.dataset.adblockProcessed === 'true') return;
const elementContent = Utils.getScriptContentPreview(script);
const contentIdentifier = `SCRIPT_CONTENT: ${elementContent}`;
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('removeInlineScripts', script, { type: '内嵌脚本移除', detail: `内容: ${elementContent}` });
script.dataset.adblockProcessed = 'true';
script.remove();
}
});
},
disable() {
if (this.mutationObserver) {
this.mutationObserver.disconnect();
this.mutationObserver = null;
}
},
check(element) {
if (!currentConfig.modules.removeInlineScripts) return false;
if (element.dataset.adblockProcessed === 'true') return false;
if (element.tagName === 'SCRIPT' && !element.src) {
const elementContent = Utils.getScriptContentPreview(element);
const contentIdentifier = `SCRIPT_CONTENT: ${elementContent}`;
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('removeInlineScripts', element, { type: '内嵌脚本移除', detail: `内容: ${elementContent}` });
element.dataset.adblockProcessed = 'true';
return true;
}
}
return false;
}
};
const RemoveExternalScriptsModule = {
mutationObserver: null,
init() {
if (currentConfig.modules.removeExternalScripts) {
this.enable();
} else {
this.disable();
}
},
enable() {
this.mutationObserver = new MutationObserver(mutations => {
mutations.forEach(mutation => {
mutation.addedNodes.forEach(node => {
if (node.nodeType === Node.ELEMENT_NODE && node.tagName === 'SCRIPT' && node.src) {
if (node.dataset.adblockProcessed === 'true') return;
const src = Utils.truncateString(node.src, 100);
const contentIdentifier = `SCRIPT_SRC: ${src}`;
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('removeExternalScripts', node, { type: '外联脚本移除', detail: `SRC: ${src}` });
node.dataset.adblockProcessed = 'true';
node.remove();
}
}
});
});
});
this.mutationObserver.observe(document.documentElement, { childList: true, subtree: true });
document.querySelectorAll('script[src]').forEach(script => {
if (script.dataset.adblockProcessed === 'true') return;
const src = Utils.truncateString(script.src, 100);
const contentIdentifier = `SCRIPT_SRC: ${src}`;
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('removeExternalScripts', script, { type: '外联脚本移除', detail: `SRC: ${src}` });
script.dataset.adblockProcessed = 'true';
script.remove();
}
});
},
disable() {
if (this.mutationObserver) {
this.mutationObserver.disconnect();
this.mutationObserver = null;
}
},
check(element) {
if (!currentConfig.modules.removeExternalScripts) return false;
if (element.dataset.adblockProcessed === 'true') return false;
if (element.tagName === 'SCRIPT' && element.src) {
const src = Utils.truncateString(element.src, 100);
const contentIdentifier = `SCRIPT_SRC: ${src}`;
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('removeExternalScripts', element, { type: '外联脚本移除', detail: `SRC: ${src}` });
element.dataset.adblockProcessed = 'true';
return true;
}
}
return false;
}
};
const ThirdPartyModule = {
originalFetch: null,
originalXhrOpen: null,
originalXhrSend: null,
originalCreateElement: null,
originalAppendChild: null,
originalDocumentWrite: null,
overrideEval: false,
overrideFunction: false,
init() {
if (currentConfig.modules.interceptThirdPartyResources) {
this.enable();
} else {
this.disable();
}
},
enable() {
this.overrideEval = !currentConfig.cspRules.find(rule => rule.id === 3)?.enabled;
this.overrideFunction = !currentConfig.cspRules.find(rule => rule.id === 3)?.enabled;
this.originalFetch = window.fetch;
window.fetch = (input, init) => {
if (!currentConfig.modules.interceptThirdPartyResources) {
return this.originalFetch.apply(this, arguments);
}
const url = typeof input === 'string' ? input : input.url;
const resourceURL = Utils.getResourceURL(url);
const contentIdentifier = `FETCH_URL: ${Utils.truncateString(resourceURL, 100)}`;
if (Utils.isThirdPartyHost(resourceURL, Utils.getCurrentHostname())) {
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('interceptThirdPartyResources', null, { type: '第三方请求拦截', detail: `URL: ${Utils.truncateString(resourceURL, 100)}` });
return Promise.reject(new Error('Third-party resource blocked by AdBlocker.'));
}
}
return this.originalFetch.apply(this, arguments);
};
this.originalXhrOpen = XMLHttpRequest.prototype.open;
XMLHttpRequest.prototype.open = function(method, url) {
if (!currentConfig.modules.interceptThirdPartyResources) {
return this.originalXhrOpen.apply(this, arguments);
}
const resourceURL = Utils.getResourceURL(url);
const contentIdentifier = `XHR_URL: ${Utils.truncateString(resourceURL, 100)}`;
if (Utils.isThirdPartyHost(resourceURL, Utils.getCurrentHostname())) {
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('interceptThirdPartyResources', null, { type: '第三方请求拦截', detail: `URL: ${Utils.truncateString(resourceURL, 100)}` });
this._adblockBlocked = true;
return;
}
}
return this.originalXhrOpen.apply(this, arguments);
};
this.originalXhrSend = XMLHttpRequest.prototype.send;
XMLHttpRequest.prototype.send = function() {
if (this._adblockBlocked) {
return;
}
this.originalXhrSend.apply(this, arguments);
};
this.originalCreateElement = document.createElement;
document.createElement = (tagName, options) => {
const element = this.originalCreateElement.call(document, tagName, options);
if (!currentConfig.modules.interceptThirdPartyResources || element.dataset.adblockProcessed === 'true') {
return element;
}
const processElement = (el) => {
const src = el.src || el.getAttribute('data-src') || el.href || el.action || '';
if (src) {
const resourceURL = Utils.getResourceURL(src);
if (Utils.isThirdPartyHost(resourceURL, Utils.getCurrentHostname())) {
const contentIdentifier = `${el.tagName}_SRC: ${Utils.truncateString(resourceURL, 100)}`;
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('interceptThirdPartyResources', el, { type: '第三方资源拦截', detail: `SRC: ${Utils.truncateString(resourceURL, 100)}` });
el.dataset.adblockProcessed = 'true';
el.remove();
return true;
}
}
}
return false;
};
if (['SCRIPT', 'IFRAME', 'IMG', 'A', 'LINK', 'FORM', 'VIDEO', 'AUDIO', 'SOURCE'].includes(tagName.toUpperCase())) {
if (processElement(element)) return element;
}
return element;
};
this.originalAppendChild = Node.prototype.appendChild;
Node.prototype.appendChild = function(node) {
if (!currentConfig.modules.interceptThirdPartyResources || node.dataset.adblockProcessed === 'true') {
return this.originalAppendChild.call(this, node);
}
if (node.nodeType === Node.ELEMENT_NODE) {
const tagName = node.tagName;
const src = node.src || node.getAttribute('data-src') || node.href || node.action || '';
if (src) {
const resourceURL = Utils.getResourceURL(src);
if (Utils.isThirdPartyHost(resourceURL, Utils.getCurrentHostname())) {
const contentIdentifier = `${tagName}_SRC: ${Utils.truncateString(resourceURL, 100)}`;
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('interceptThirdPartyResources', node, { type: '第三方资源拦截', detail: `SRC: ${Utils.truncateString(resourceURL, 100)}` });
node.dataset.adblockProcessed = 'true';
return node;
}
}
}
}
return this.originalAppendChild.call(this, node);
};
this.originalDocumentWrite = document.write;
document.write = function(content) {
if (!currentConfig.modules.interceptThirdPartyResources) {
return this.originalDocumentWrite.call(document, content);
}
const tempDiv = document.createElement('div');
tempDiv.innerHTML = content;
const scripts = tempDiv.querySelectorAll('script[src]');
for (const script of scripts) {
const src = script.src;
if (src) {
const resourceURL = Utils.getResourceURL(src);
if (Utils.isThirdPartyHost(resourceURL, Utils.getCurrentHostname())) {
const contentIdentifier = `DOC_WRITE_SCRIPT_SRC: ${Utils.truncateString(resourceURL, 100)}`;
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('interceptThirdPartyResources', null, { type: '第三方脚本通过document.write拦截', detail: `SRC: ${Utils.truncateString(resourceURL, 100)}` });
script.remove();
return;
}
}
}
}
if (tempDiv.innerHTML !== content) {
content = tempDiv.innerHTML;
}
this.originalDocumentWrite.call(document, content);
}.bind(this);
this.overrideEvalAndFunction();
},
disable() {
if (this.originalFetch) window.fetch = this.originalFetch;
if (this.originalXhrOpen) XMLHttpRequest.prototype.open = this.originalXhrOpen;
if (this.originalXhrSend) XMLHttpRequest.prototype.send = this.originalXhrSend;
if (this.originalCreateElement) document.createElement = this.originalCreateElement;
if (this.originalAppendChild) Node.prototype.appendChild = this.originalAppendChild;
if (this.originalDocumentWrite) document.write = this.originalDocumentWrite;
this.restoreEvalAndFunction();
},
overrideEvalAndFunction() {
if (this.overrideEval) {
const originalEval = unsafeWindow.eval;
unsafeWindow.eval = function(code) {
const contentIdentifier = `EVAL_CODE: ${Utils.truncateString(code.replace(/\s+/g, ' '), 100)}`;
if (Utils.isThirdPartyHost(location.href, Utils.getCurrentHostname())) {
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('interceptThirdPartyResources', null, { type: 'eval拦截', detail: `代码: ${Utils.truncateString(code, 100)}` });
return undefined;
}
}
return originalEval.call(unsafeWindow, code);
};
}
if (this.overrideFunction) {
const originalFunction = unsafeWindow.Function;
unsafeWindow.Function = function(...args) {
const code = args.length > 0 ? args[args.length - 1] : '';
const contentIdentifier = `FUNCTION_CODE: ${Utils.truncateString(code.replace(/\s+/g, ' '), 100)}`;
if (Utils.isThirdPartyHost(location.href, Utils.getCurrentHostname())) {
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('interceptThirdPartyResources', null, { type: 'Function构造拦截', detail: `代码: ${Utils.truncateString(code, 100)}` });
return () => {};
}
}
return originalFunction.apply(unsafeWindow, args);
};
}
},
restoreEvalAndFunction() {
if (this.overrideEval) unsafeWindow.eval = unsafeWindow.originalEval;
if (this.overrideFunction) unsafeWindow.Function = unsafeWindow.originalFunction;
},
check(element) {
if (!currentConfig.modules.interceptThirdPartyResources || element.dataset.adblockProcessed === 'true') return false;
const processElement = (el) => {
const src = el.src || el.getAttribute('data-src') || el.href || el.action || '';
if (src) {
const resourceURL = Utils.getResourceURL(src);
if (Utils.isThirdPartyHost(resourceURL, Utils.getCurrentHostname())) {
const contentIdentifier = `${el.tagName}_SRC: ${Utils.truncateString(resourceURL, 100)}`;
if (!Whitelisting.isContentWhitelisted(Utils.getCurrentHostname(), contentIdentifier)) {
LogManager.add('interceptThirdPartyResources', el, { type: '第三方资源拦截', detail: `SRC: ${Utils.truncateString(resourceURL, 100)}` });
el.dataset.adblockProcessed = 'true';
return true;
}
}
}
return false;
};
if (['SCRIPT', 'IFRAME', 'IMG', 'A', 'LINK', 'FORM', 'VIDEO', 'AUDIO', 'SOURCE'].includes(element.tagName.toUpperCase())) {
if (processElement(element)) return true;
}
return false;
}
};
const CSPModule = {
init() {
},
applyCSP() {
if (!currentConfig.modules.manageCSP) return;
const existingMeta = document.querySelector('meta[http-equiv="Content-Security-Policy"]');
if (existingMeta) {
existingMeta.remove();
}
const enabledRules = currentConfig.cspRules.filter(rule => rule.enabled);
if (enabledRules.length === 0) {
return;
}
const policyString = enabledRules.map(rule => rule.rule).join('; ');
const meta = document.createElement('meta');
meta.httpEquiv = "Content-Security-Policy";
meta.content = policyString;
if (document.head) {
document.head.appendChild(meta);
} else {
document.documentElement.prepend(meta);
}
},
removeCSP() {
const existingMeta = document.querySelector('meta[http-equiv="Content-Security-Policy"]');
if (existingMeta) {
existingMeta.remove();
}
},
updateRule(ruleId, enabled) {
const rule = currentConfig.cspRules.find(r => r.id === ruleId);
if (rule) {
rule.enabled = enabled;
}
},
showManagementPanel() {
const rulesDisplay = currentConfig.cspRules
.map(r => `${r.id}. ${r.name} (${r.enabled ? '✅' : '❌'})`)
.join('\n');
const promptMessage = `CSP策略管理:\n` +
`当前状态: ${currentConfig.modules.manageCSP ? '启用' : '禁用'}\n\n` +
`可用规则:\n${rulesDisplay}\n\n` +
`输入指令:\n` +
`enable: 启用CSP策略\n` +
`disable: 禁用CSP策略\n` +
`1on: 启用规则1\n` +
`23off: 禁用规则2和3\n` +
`allon: 启用所有规则\n` +
`alloff: 禁用所有规则\n\n` +
`请输入您的指令:`;
let input = prompt(promptMessage, "");
if (input === null) return;
input = input.trim().toLowerCase();
let needsReload = false;
if (input === 'enable') {
currentConfig.modules.manageCSP = true;
this.applyCSP();
alert("CSP策略已启用。");
needsReload = true;
} else if (input === 'disable') {
currentConfig.modules.manageCSP = false;
this.removeCSP();
alert("CSP策略已禁用。");
needsReload = true;
} else if (input === 'allon') {
currentConfig.cspRules.forEach(rule => rule.enabled = true);
if (currentConfig.modules.manageCSP) this.applyCSP();
alert("所有CSP规则已启用。");
needsReload = true;
} else if (input === 'alloff') {
currentConfig.cspRules.forEach(rule => rule.enabled = false);
if (currentConfig.modules.manageCSP) this.removeCSP();
alert("所有CSP规则已禁用。");
needsReload = true;
} else if (/^(\d+|all)(\d*on|off)$/.test(input)) {
const match = input.match(/^(\d+|all)(\d*on|off)$/);
if (match) {
const ruleSpec = match[1];
const action = match[2];
const enable = action.endsWith('on');
let ruleIdsToModify = [];
if (ruleSpec === 'all') {
ruleIdsToModify = currentConfig.cspRules.map(r => r.id);
} else {
for (const char of ruleSpec) {
const id = parseInt(char, 10);
if (!isNaN(id)) ruleIdsToModify.push(id);
}
}
let modified = false;
ruleIdsToModify.forEach(id => {
const rule = currentConfig.cspRules.find(r => r.id === id);
if (rule && rule.enabled !== enable) {
rule.enabled = enable;
modified = true;
}
});
if (modified) {
if (currentConfig.modules.manageCSP) this.applyCSP();
alert(`CSP规则 ${ruleIdsToModify.join(', ')} 已${enable ? '启用' : '禁用'}。`);
needsReload = true;
} else {
alert("未找到指定的CSP规则或规则状态已是目标状态。");
}
} else {
alert("无效的CSP规则指令格式。");
}
} else {
alert("无效指令。");
}
if (needsReload) {
StorageManager.saveConfig();
location.reload();
}
}
};
const UIController = {
mutationObserver: null,
init() {
StorageManager.loadConfig();
this.applyInitialModuleStates();
this.registerMenuCommands();
this.applyModuleSettings();
this.setupObservers();
},
applyInitialModuleStates() {
Object.keys(DEFAULT_MODULE_STATE).forEach(key => {
if (currentConfig.modules[key] === undefined) {
currentConfig.modules[key] = DEFAULT_MODULE_STATE[key];
}
});
if (currentConfig.modules.specialUA === undefined) {
currentConfig.modules.specialUA = true;
}
},
registerMenuCommands() {
GM_registerMenuCommand(`🔘 广告拦截 [${this.isAnyModuleEnabled() ? '✅' : '❌'}]`, () => this.toggleAllModules());
Object.keys(MODULE_NAMES).forEach(key => {
GM_registerMenuCommand(
`${MODULE_NAMES[key]} [${currentConfig.modules[key] ? '✅' : '❌'}]`,
() => this.toggleModule(key)
);
});
GM_registerMenuCommand('📜 查看拦截日志', () => LogManager.showInAlert());
GM_registerMenuCommand('🚫 清空当前域名白名单', () => {
const currentDomain = Utils.getCurrentHostname();
if (confirm(`确定清空当前域名 (${currentDomain}) 的白名单吗？`)) {
Whitelisting.clearDomainWhitelist(currentDomain);
StorageManager.saveConfig();
alert("当前域名的白名单已清空。页面将刷新。");
location.reload();
}
});
GM_registerMenuCommand('🛡️ CSP策略管理', () => CSPModule.showManagementPanel());
GM_registerMenuCommand('🔄 重置所有设置', () => this.resetSettings());
},
isAnyModuleEnabled() {
return Object.keys(MODULE_NAMES).some(key => currentConfig.modules[key]);
},
toggleAllModules() {
const newState = !this.isAnyModuleEnabled();
Object.keys(MODULE_NAMES).forEach(key => {
currentConfig.modules[key] = newState;
});
this.applyModuleSettings();
StorageManager.saveConfig();
alert(`广告拦截已${newState ? '启用' : '禁用'}。页面将刷新。`);
location.reload();
},
toggleModule(key) {
currentConfig.modules[key] = !currentConfig.modules[key];
this.applyModuleSettings();
StorageManager.saveConfig();
alert(`${MODULE_NAMES[key]} 已${currentConfig.modules[key] ? '启用' : '禁用'}。页面将刷新。`);
location.reload();
},
applyModuleSettings() {
SpecialUAModule.init();
RemoveInlineScriptsModule.init();
RemoveExternalScriptsModule.init();
ThirdPartyModule.init();
CSPModule.init();
},
setupObservers() {
const relevantModulesEnabled = Object.keys(MODULE_NAMES).some(key =>
currentConfig.modules[key] && (
key === 'removeInlineScripts' ||
key === 'removeExternalScripts' ||
key === 'interceptThirdPartyResources'
)
);
if (relevantModulesEnabled) {
this.mutationObserver = new MutationObserver(mutations => {
mutations.forEach(mutation => {
if (mutation.addedNodes) {
mutation.addedNodes.forEach(node => {
if (node.nodeType === Node.ELEMENT_NODE && node.dataset.adblockProcessed !== 'true') {
if (node.tagName === 'SCRIPT') {
if (currentConfig.modules.removeInlineScripts && !node.src) {
if (RemoveInlineScriptsModule.check(node)) {
node.remove();
}
} else if (currentConfig.modules.removeExternalScripts && node.src) {
if (RemoveExternalScriptsModule.check(node)) {
node.remove();
}
} else if (currentConfig.modules.interceptThirdPartyResources) {
if (ThirdPartyModule.check(node)) {
node.remove();
}
}
} else if (currentConfig.modules.interceptThirdPartyResources) {
if (ThirdPartyModule.check(node)) {
node.remove();
}
}
}
});
}
});
});
this.mutationObserver.observe(document.documentElement, {
childList: true,
subtree: true,
});
}
},
resetSettings() {
if (confirm("确定要重置所有设置吗？这将清除所有配置和白名单。")) {
Object.assign(currentConfig.modules, DEFAULT_MODULE_STATE);
currentConfig.cspRules = DEFAULT_CSP_RULES_TEMPLATE.map(rule => ({ ...rule }));
Whitelisting.clearAllWhitelists();
CSPModule.removeCSP();
StorageManager.saveConfig();
alert("所有设置已重置为默认值。页面将刷新。");
location.reload();
}
}
};
function initializeAdBlocker() {
UIController.init();
if (currentConfig.modules.manageCSP) {
CSPModule.applyCSP();
}
}
StorageManager.loadConfig();
if (currentConfig.modules.manageCSP) {
CSPModule.applyCSP();
}
initializeAdBlocker();
})();