douyu优化斗鱼web播放器，通过关闭直播间全屏时的背景虚化效果来解决闪屏的问题，屏蔽独立直播间的弹幕显示，移除文字水印
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// ==UserScript==
// @name 优化斗鱼web播放器
// @namespace https://www.liebev.site
// @version 1.5
// @description douyu优化斗鱼web播放器，通过关闭直播间全屏时的背景虚化效果来解决闪屏的问题，屏蔽独立直播间的弹幕显示，移除文字水印
// @author LiebeV
// @license MIT: Copyright (c) 2023 LiebeV
// @match https://www.douyu.com/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=douyu.com
// @grant GM_registerMenuCommand
// @grant GM_getValue
// @grant GM_setValue
// ==/UserScript==
"use strict";
//更新日志，v1.5，添加了快捷键 "ALT + L"(不区分左右和大小写，但推荐使用右ALT + 小写l)，用于快速开关全量屏幕弹幕的功（状态不会保存到存储中）
//**NOTE**:之于页面上其他不想要看到的东西，请搭配其他例如AdBlock之类的专业广告屏蔽器使用，本脚本不提供长久的css更新维护
//已知问题，无
//更新计划，无（请关注主页新项目--“全等级弹幕屏蔽”）
let roomIds = GM_getValue("roomIds", []);
const userRoomIds = roomIds;
// 屏蔽虚化背景以及文字水印的css
async function blur() {
console.log("已经创建blur样式表");
return `._1Osm4fzGmcuRK9M8IVy3u6,.watermark-442a18{visibility: hidden !important;}`;
}
// 屏蔽右侧弹幕区及飘屏弹幕区的css
// 保留礼物展示
async function danmu() {
const url = window.location.href;
if (userRoomIds.some((roomId) => url.includes(roomId))) {
console.log("已经创建danmu样式表");
return `.Barrage-main,.Barrage-topFloater,.comment-37342a {visibility: hidden !important;}`;
} else {
console.log("无需更新danmu样式表");
return `.Barrage-main,.Barrage-topFloater,.comment-37342a {visibility: unset !important;}`;
}
}
async function addStyle(css) {
const liebev = document.getElementById("LiebeV");
// console.log(liebev);
if (liebev) {
liebev.innerHTML = css;
console.log("原css已更新");
} else {
const style = document.createElement("style");
style.id = "LiebeV";
style.type = "text/css";
style.appendChild(document.createTextNode(css));
document.head.appendChild(style);
console.log("新css已插入");
}
}
async function showSettings() {
let message = "当前设置的房间号列表：\n";
const idList = GM_getValue("roomIds", []);
for (let i = 0; i < idList.length; i++) {
message += `${i + 1}. ${idList[i]}\n`;
}
const roomIdInput = prompt(`${message}\n请输入要移除（恢复）弹幕的房间号房间号：`);
if (roomIdInput) {
updateRoomId(roomIdInput);
}
}
GM_registerMenuCommand("房间号设置", showSettings);
// 接受用户输入，进入判断分支
async function updateRoomId(roomId) {
if (!roomIds.includes(roomId)) {
roomIds.push(roomId);
console.log(`已添加房间号 ${roomId}`);
GM_setValue("roomIds", roomIds);
await DMbye();
} else {
const index = roomIds.indexOf(roomId);
if (index !== -1) {
roomIds.splice(index, 1);
console.log(`已移除房间号 ${roomId}`);
GM_setValue("roomIds", roomIds);
await DMback();
} else {
console.log(`输入不合法`);
}
}
}
async function DMbye() {
const css = `._1Osm4fzGmcuRK9M8IVy3u6,.watermark-442a18{visibility: hidden !important;}.Barrage-main,.Barrage-topFloater,.comment-37342a {visibility: hidden !important;}`;
addStyle(css);
}
async function DMback() {
const css = `._1Osm4fzGmcuRK9M8IVy3u6,.watermark-442a18{visibility: hidden !important;}.Barrage-main,.Barrage-topFloater,.comment-37342a {visibility: unset !important;}`;
addStyle(css);
}
async function listener() {
// console.log("快捷键监听设置完毕");
document.addEventListener("keydown", function (event) {
if (event.altKey && event.key.toLocaleLowerCase() === "l") {
// console.log("快捷键触发");
rewrite();
}
});
}
async function rewrite(){
const liebev = document.getElementById("LiebeV");
const checker = liebev.innerHTML;
var css;
if(checker.indexOf('.Barrage-main,.Barrage-topFloater,.comment-37342a {visibility: unset !important;}') !== -1){
css = checker.replace('.Barrage-main,.Barrage-topFloater,.comment-37342a {visibility: unset !important;}','.Barrage-main,.Barrage-topFloater,.comment-37342a {visibility: hidden !important;}')
} else {
css = checker.replace('.Barrage-main,.Barrage-topFloater,.comment-37342a {visibility: hidden !important;}','.Barrage-main,.Barrage-topFloater,.comment-37342a {visibility: unset !important;}')
}
// console.log(css);
addStyle(css);
}
(async function () {
const blurcss = await blur();
const danmucss = await danmu();
const css = blurcss + danmucss;
console.log("样式表已合并" + css);
addStyle(css);
listener();
})();