使用一个简单的定时器把弹幕按照给定的正则表达式过滤一遍，征求更好的实现方式中
当前为
// ==UserScript==
// @name Bilibili Live Danmaku Filter
// @namespace http://tampermonkey.net/
// @version 0.3
// @description 使用一个简单的定时器把弹幕按照给定的正则表达式过滤一遍，征求更好的实现方式中
// @supportURL http://nga.178.com/read.php?tid=17690584
// @author yuyuyzl
// @require https://code.jquery.com/jquery-3.4.0.min.js
// @require https://cdn.bootcss.com/jqueryui/1.12.1/jquery-ui.min.js
// @grant unsafeWindow
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_setClipboard
// @grant GM_info
// @match *://live.bilibili.com/*
// ==/UserScript==
var BLDFRegex="【.*";
var BLDFReg;
var BLDFNeedSubBody;
var BLDFAutoStart;
var BLDFShowFilteredDanmaku;
var BLDFShowOtherDanmaku;
var BLDFIntervalDelay;
var intervalID=-1;
(function() {
'use strict';
setTimeout(function(){
if((BLDFRegex=GM_getValue("BLDFRegex"))==null)BLDFRegex="【.*】";
if((BLDFNeedSubBody=GM_getValue("BLDFNeedSubBody"))==null)BLDFNeedSubBody=true;
GM_setValue("BLDFNeedSubBody",BLDFNeedSubBody);
if((BLDFShowFilteredDanmaku=GM_getValue("BLDFShowFilteredDanmaku"))==null)BLDFShowFilteredDanmaku=true;
GM_setValue("BLDFShowFilteredDanmaku",BLDFShowFilteredDanmaku);
if((BLDFShowOtherDanmaku=GM_getValue("BLDFShowOtherDanmaku"))==null)BLDFShowOtherDanmaku=false;
GM_setValue("BLDFShowOtherDanmaku",BLDFShowOtherDanmaku);
if((BLDFAutoStart=GM_getValue("BLDFAutoStart"))==null)BLDFAutoStart=false;
GM_setValue("BLDFAutoStart",BLDFAutoStart);
if((BLDFIntervalDelay=GM_getValue("BLDFIntervalDelay"))==null)BLDFIntervalDelay=20;
GM_setValue("BLDFIntervalDelay",BLDFIntervalDelay);
// 以下CSS以及字幕框元素来自SOW社团的自动字幕组件
// 发布帖链接：http://nga.178.com/read.php?tid=17180967
$("head").append('<style type="text/css">\n' +
' .SubtitleBody{height:160px;background-color:rgba(0, 0, 0, 0.8);color:#fff;}\n' +
' .SubtitleBody.mobile{position:relative;top:5.626666666666667rem;}\n' +
' .SubtitleBody .title{padding:10px;font-size:14px;color:#ccc;}\n' +
' .SubtitleBody.mobile .title{font-size:12px;}\n' +
' .SubtitleBody .SubtitleTextBodyFrame{padding:0 10px;overflow:hidden;position:absolute;top:8px;bottom:8px;}\n' +
' .SubtitleBody .SubtitleTextBody{min-height:110px;font-size:14px;color:#ccc;}\n' +
' .SubtitleBody.mobile .SubtitleTextBody{font-size:12px;}\n' +
' .SubtitleBody .SubtitleTextBody p{margin-block-start:5px;margin-block-end:5px;}\n' +
' .SubtitleBody .SubtitleTextBody p:first-of-type{color:#fff;font-size:20px;font-weight:bold;}\n' +
' .SubtitleBody.mobile .SubtitleTextBody p:first-of-type{font-size:18px;}\n' +
' .SubtitleBody.Fullscreen{position:absolute;left:20px;bottom:30px;z-index:50;background-color:rgba(0, 0, 0, 0.6);width:800px;display:none}\n' +
' .SubtitleBody.mobile.Fullscreen{width:300px;}\n' +
' .bilibili-live-player[data-player-state=fullscreen] .SubtitleBody.Fullscreen,.bilibili-live-player[data-player-state=web-fullscreen] .SubtitleBody.Fullscreen{display:block;}\n' +
' .bilibili-lmp-video-wrapper[data-mode=fullScreen] .SubtitleBody.Fullscreen,.bilibili-lmp-video-wrapper[data-orientation=landscape] .SubtitleBody.Fullscreen{display:block;}\n' +
' .invisibleDanmaku{opacity:0 !important;}\n' +
' </style>');
$(".icon-left-part").append('<span data-v-b74ea690="" id="regexSettings" title="正则屏蔽设置" class="icon-item icon-font icon-block"></span>');
if(BLDFNeedSubBody){
$("#gift-control-vm").before('<div class="SubtitleBody"><div style="height:100%;position:relative;"><div class="SubtitleTextBodyFrame"><div class="SubtitleTextBody"></div></div></div></div>');
$(".bilibili-live-player").append('<div class="SubtitleBody Fullscreen ui-resizable"><div style="height:100%;position:relative;"><div class="SubtitleTextBodyFrame"><div class="SubtitleTextBody"></div></div></div><div class="ui-resizable-handle ui-resizable-e" style="z-index: 90;"></div><div class="ui-resizable-handle ui-resizable-s" style="z-index: 90;"></div><div class="ui-resizable-handle ui-resizable-se ui-icon ui-icon-gripsmall-diagonal-se" style="z-index: 90;"></div></div>');
$(".SubtitleBody.Fullscreen").draggable();
}
var startInterval=function(){
if(BLDFRegex==null)return;
if(intervalID>=0)clearInterval(intervalID);
BLDFReg=new RegExp(BLDFRegex);
intervalID=setInterval(function (){$(".bilibili-danmaku").each(function(i,obj){
if(!(obj.innerText[obj.innerText.length-1]==" ")){
var matchres=obj.innerText.match(BLDFReg);
if(matchres!=null){
$(obj).removeClass("invisibleDanmaku");
//console.log(matchres);
$('.SubtitleTextBody').prepend("<p>"+matchres+"</p>");
$('.SubtitleTextBody').each(function(i,obj){
$(obj).children().each(function(i,obj){
if(i>=6){
obj.remove();
}
});
});
if(BLDFShowFilteredDanmaku)obj.innerText=matchres+' ';else obj.innerText=obj.innerText+' ';
}else {if(!BLDFShowOtherDanmaku)$(obj).addClass("invisibleDanmaku");}
}
})},BLDFIntervalDelay);
}
if(BLDFAutoStart)startInterval();
$("#regexSettings").click(function(){
BLDFRegex=prompt("输入白名单正则表达式，留空则关闭过滤",BLDFRegex);
if(BLDFRegex==null)return;
if(intervalID>=0)clearInterval(intervalID);
BLDFReg=new RegExp(BLDFRegex);
if(BLDFRegex!=""){
startInterval();
GM_setValue("BLDFRegex",BLDFRegex);
}
});
},3000);
})();
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