B站自动点赞脚本，支持普通视频、视频合集、稍后再看、专栏。
// ==UserScript==
// @name B站自动点赞
// @namespace http://tampermonkey.net/
// @version 0.1.0
// @description B站自动点赞脚本，支持普通视频、视频合集、稍后再看、专栏。
// @author redmh
// @match https://www.bilibili.com/video/*
// @match https://www.bilibili.com/list/watchlater*
// @match https://www.bilibili.com/opus/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=bilibili.com
// @grant none
// @license GPLv3
// ==/UserScript==
(function() {
'use strict';
// 是否开启DEBUG输出
const DEBUG = false;
// 每INTERVAL(ms)检查是否需要点赞
const INTERVAL = 5000;
// 尝试点赞CHECK_DELAY(ms)后检查是否需要清除定时器
const CHECK_DELAY = 1000;
// MAX_MISS次找不到点赞按钮和视频后清除定时器
const MAX_MISS = 3;
// 普通视频、视频合集 document.querySelector("#arc_toolbar_report .video-like")
// 稍后再看 document.querySelector("#playlistToolbar .video-like")
// 专栏 document.querySelector("#app .like")
function getLikeButton() {
return document.querySelector("#arc_toolbar_report > div.video-toolbar-left > div > div:nth-child(1) > div") ||
document.querySelector("#playlistToolbar > div.video-toolbar-left > div > div:nth-child(1) > div") ||
document.querySelector("#app > div.opus-detail > div.right-sidebar-wrap > div.side-toolbar.transition > div.side-toolbar__box > div.side-toolbar__action.like");
}
// 视频链接 document.querySelector("#bilibili-player video")
function getVideoUrl() {
return document.querySelector("#bilibili-player > div > div > div.bpx-player-primary-area > div.bpx-player-video-area > div.bpx-player-video-perch > div > video");
}
// 点赞报错
function getLikeError() {
return document.querySelector("body > div.van-message.van-message-error");
}
// 视频、专栏
function isLiked(element) {
const liked = ["on", "is-active"];
return liked.some(className => element.classList.contains(className));
}
// 视频状态 document.querySelector("#bilibili-player .bpx-player-loading-panel").className
function isVideoLoaded() {
const videoState = document.querySelector("#bilibili-player > div > div > div.bpx-player-primary-area > div.bpx-player-video-area > div.bpx-player-loading-panel");
if(videoState) return videoState.className === "bpx-player-loading-panel"
else return false;
}
// 统一管理日志输出
function log(logContent) {
if (DEBUG) console.log(logContent);
}
// 弹出警告
function showAlert(alertContent) {
const el = document.createElement('div');
el.textContent = alertContent;
el.style = 'position:fixed;top:10px;left:0;right:0;margin:auto;padding:8px;background:black;text-align:center;width:300px;z-index:9999;font-size:16px;';
document.body.appendChild(el);
setTimeout(() => el.remove(), 3000);
}
// 清除定时器ID为null
const indexSet = new Set();
function clearIntervalToNull(index) {
const url = location.href;
indexSet.add(index);
if ((!url.includes("/opus/") && indexSet.size >= 2) ||
(url.includes("/opus/") && indexSet.size >= 1)) {
log("清除定时！");
clearInterval(intervalId);
intervalId = null;
}
}
// missedLikeButtonCount次找不到点赞按钮
let missedLikeButtonCount = 0;
// missedVideoCount次找不到视频
let missedVideoCount = 0;
// setInterval
let intervalId = null;
// MutationObserver
let observer = null;
function tryLike() {
// 初始化计数
missedLikeButtonCount = 0;
missedVideoCount = 0;
indexSet.clear();
if (intervalId) {
log("清除旧定时！");
clearInterval(intervalId);
intervalId = null;
}
intervalId = setInterval(() => {
const url = location.href;
if (url.includes("/opus/")) {
log("专栏页面，跳过寻找视频！");
}
else if (!isVideoLoaded()) {
log("视频未加载完成！");
return;
}
const likeButton = getLikeButton();
if (likeButton) {
log("找到点赞按钮！");
if (!isLiked(likeButton)) {
log("尝试点赞！");
likeButton.click();
}
setTimeout(() => {
if (isLiked(likeButton)) {
log("已经点赞！");
clearIntervalToNull(1);
}
else if (getLikeError()) {
log("点赞错误，请手动点赞！");
showAlert("点赞错误，请手动点赞！");
clearIntervalToNull(1);
}
}, CHECK_DELAY);
}
else {
log(`没找到点赞按钮${missedLikeButtonCount+1}次！`);
if (++missedLikeButtonCount >= MAX_MISS) {
log("寻找点赞按钮超时！");
clearIntervalToNull(1);
}
}
// 专栏页面，跳过寻找视频！
if (url.includes("/opus/")) {
return;
}
const videoUrl = getVideoUrl();
if (videoUrl) {
log("找到视频！");
clearIntervalToNull(2);
if (!observer) {
log("启动BOM监控！");
observer = new MutationObserver(mutations => {
const url = mutations[mutations.length - 1]?.target.src;
if (url) {
log("视频变化！");
tryLike();
}
});
observer.observe(videoUrl, { attributes: true, attributeFilter: ['src'] });
}
}
else {
log(`没找到视频${missedVideoCount+1}次！`);
if (++missedVideoCount >= MAX_MISS) {
log("寻找视频超时！");
clearIntervalToNull(2);
}
}
}, INTERVAL);
}
log("B站自动点赞脚本启动！");
tryLike();
})();