// ==UserScript==
// @name         🛠️屏蔽B站营销视频
// @name:zh-CN   🛠️屏蔽B站营销视频
// @name:zh-TW   🛠️屏蔽B站营销视频
// @name:en      🛠️Block Bilibili's marketing videos
// @namespace    https://greasyfork.org/scripts/467384
// @version      1.2
// @description  屏蔽部分B站（bilibili）主页推荐的视频卡片，屏蔽up主粉丝少于一定数量的，屏蔽直播与右侧推广，屏蔽带广告标签的
// @description:zh-CN  屏蔽部分B站（bilibili）主页推荐的视频卡片，屏蔽up主粉丝少于一定数量的，屏蔽直播与右侧推广，屏蔽带广告标签的
// @description:zh-TW  遮罩部分B站（bilibili）主頁推薦的視頻卡片，遮罩up主粉絲少於一定數量的，遮罩直播與右側推廣，遮罩帶廣告標籤的
// @description:en     Block some video cards recommended on the homepage of Bilibili. The rules are to block those from creators with a certain number of small fans, block live streams and right-hand promotion, and block those with advertising tags.
// @author       anonymous
// @match        https://www.bilibili.com/
// @match        https://www.bilibili.com/?spm_id_from=*
// @icon         https://www.bilibili.com/favicon.ico
// @grant        none
// @license      GNU General Public License v3.0
// ==/UserScript==
(function() {
'use strict';
// 定义需要屏蔽的两种视频卡片类名
const BLOCKED_CLASSES = ['floor-single-card', 'bili-live-card is-rcmd'];
// 定义需要屏蔽的最小的follower数
const MIN_FOLLOWER = 10000;
// 定义接口前缀
const API_USERDATA = 'https://api.bilibili.com/x/relation/stat?vmid=';
// 定义已处理卡片数量
let processedCards = 0;
// 防止多次调用blockCards
let isBlockCardsRunning = false;
function getUid(card) {
// 传入一个视频卡片，获取其中的uid并转化为数字并返回
const ownerLink = card.querySelector('.bili-video-card__info--owner');
if (ownerLink) {
const uid = ownerLink.href.split('/').pop();
if (uid.match(/^\d+$/)) {
return Number(uid);
// return uid;
} else {
console.error(`getUid error, processedCards: ${processedCards}, uid: ${uid}`);
return -1;
}
}
console.error(`getUid error, ownerLink error, processedCards: ${processedCards}, ownerLink: ${ownerLink}`);
return -1;
}
async function getFollower(uid) {
// 传入uid，返回follower数
const response = await fetch(`${API_USERDATA}${uid}`);
const data = await response.json();
if (data.code === 0) {
return data.data.follower;
} else {
console.error(`getFollower error, uid: ${uid}, message: ${data.message}`);
return -1;
}
}
// 通过BLOCKED_CLASSES和MIN_FOLLOWER确定要屏蔽的视频卡片
// 首先获取所有视频卡片，然后从processedCards开始遍历，直到遍历完成
// 遍历过程中，如果是BLOCKED_CLASSES中的类名，就直接remove并continue
// 如果不是，就获取uid，然后获取follower，如果follower小于MIN_FOLLOWER，就remove
// 未能获取到uid或者follower的，也remove
// 不满足上面需要remove的，就processedCards++
async function blockCards() {
if (isBlockCardsRunning) {
return;
}
isBlockCardsRunning = true;
const cards = document.querySelectorAll('.bili-video-card.is-rcmd, .floor-single-card, .bili-live-card.is-rcmd');
for (let i = processedCards; i < cards.length; i++) {
const card = cards[i];
if (BLOCKED_CLASSES.includes(card.className)) {
card.remove();
continue;
}
// 获取uid，如果获取失败，就remove
const uid = getUid(card);
if (uid === -1) {
console.error(`remove because getUid error, uid: ${uid}`);
card.remove();
continue;
}
// 如果follower小于MIN_FOLLOWER，就remove
const follower = await getFollower(uid);
if (follower < MIN_FOLLOWER) {
card.remove();
continue;
}
processedCards++;
}
isBlockCardsRunning = false;
}
// 节流函数，防止过于频繁的调用
function throttle(fn, delay) {
let timer = null;
return function() {
if (timer) {
return;
}
timer = setTimeout(() => {
fn.apply(this, arguments);
timer = null;
}, delay);
};
}
window.addEventListener('scroll', throttle(blockCards, 400));
})();