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屏蔽Telegram特定频道的搜索和打开，触发会重定向到首页
// ==UserScript==
// @name Telegram web 屏蔽指定频道
// @version 0.7
// @description 屏蔽Telegram特定频道的搜索和打开，触发会重定向到首页
// @author 涵有闲
// @homepage https://hyx.ink
// @match https://web.telegram.org/*
// @grant none
// @namespace http://greasyfork.icu/users/1385884
// ==/UserScript==
(function () {
"use strict";
// 核心配置
const config = {
// 需要屏蔽的完整用户名列表
blockList: ["@v114bot","@jisou"],
// 重定向目标
baseUrl: "https://web.telegram.org/k/",
// 选择器配置
selectors: {
searchContainer: ".search-super",
searchGroup: ".search-group-contacts",
chatItem: ".row.chatlist-chat",
subtitle: ".row-subtitle",
},
};
/**
* 检查URL是否需要屏蔽
* @param {string} url 当前URL
* @returns {boolean}
*/
function shouldBlockUrl(url) {
// 移除@符号并转换为小写进行匹配
const blockPatterns = config.blockList.map(
(item) => new RegExp(item.replace("@", ""), "i")
);
return blockPatterns.some((pattern) => pattern.test(url));
}
/**
* 处理重定向
*/
function handleRedirect() {
const currentUrl = window.location.href;
if (shouldBlockUrl(currentUrl) && currentUrl !== config.baseUrl) {
window.location.replace(config.baseUrl);
}
}
/**
* 处理搜索结果
*/
function handleSearchResults() {
const observer = new MutationObserver(() => {
document
.querySelectorAll(config.selectors.searchGroup)
.forEach((group) => {
group.querySelectorAll(config.selectors.chatItem).forEach((item) => {
const subtitle = item
.querySelector(config.selectors.subtitle)
?.textContent?.trim();
// 严格匹配完整用户名
if (config.blockList.includes(subtitle)) {
item.style.display = "none";
}
});
});
});
// 观察搜索结果区域
const searchContainer = document.querySelector(
config.selectors.searchContainer
);
if (searchContainer) {
observer.observe(searchContainer, {
childList: true,
subtree: true,
});
}
}
/**
* 防抖函数
*/
function debounce(func, wait) {
let timeout;
return function (...args) {
clearTimeout(timeout);
timeout = setTimeout(() => func.apply(this, args), wait);
};
}
// 主函数
const main = debounce(() => {
if (window.location.hostname === "web.telegram.org") {
handleRedirect(); // 保留重定向功能
handleSearchResults();
}
}, 100);
// 初始化
function init() {
main();
// 监听 URL 变化
const pushState = history.pushState;
history.pushState = function () {
pushState.apply(history, arguments);
main();
};
window.addEventListener("popstate", main);
}
// 启动
if (document.readyState === "loading") {
document.addEventListener("DOMContentLoaded", init);
} else {
init();
}
})();