Highlight Episode Number

在几个常用网站中高亮下载列表中的话数
当前为 2016-04-07 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name        Highlight Episode Number
// @namespace   https://greasyforks.org/users/726
// @description 在几个常用网站中高亮下载列表中的话数
// @include     http://bt.byr.cn/torrents.php*
// @include     https://share.dmhy.org/*
// @include     http://share.popgo.org/*
// @include     http://bt.xfsub.com/*
// @require     http://libs.baidu.com/jquery/1.10.2/jquery.min.js
// @version     20150830
// @grant       none
// ==/UserScript==

//BYR
$('#outer table.torrents table.torrentname td:nth-child(1) a b').each(function(){
    var text = $(this);
    text.html(getep(text.text(), true));
    colorizetd(text);
});

//DMHY
$('#topic_list tr td.title>a').each(function(){
    var text = $(this);
    text.html(getep(text.html()));
    colorizetd(text);
});

//POPGO
$('#index_maintable tr td:nth-child(4) a').each(function(){
    var text = $(this).contents().filter(function(){ return this.nodeType == 3; }).first();
    text.replaceWith(getep(text.text()));
    colorizetd($(this));
});

//XFSUB
$('#data_list tr td:nth-child(2) a:nth-child(2)').each(function(){
    var text = $(this);
    text.html(getep(text.html()));
    colorizetd(text);
});

function colorizetd(text){
    if(getbg(text)){
        text.closest('td').css('background-color', getbg(text));
    }
}

function getbg(text){
    //var cs = ['#D31D8C', '#EE88CD', '#4DC5D6', '#A5F2F3', '#BCDD11', '#F1FAC0'];
    //var cs = ['#bbe2ea', '#a2cdd3', '#bce0b3', '#e2eaa3', '#faea9e', '#f8c599', '#f3b3d0', '#dfb0d2'];
    //var cs = ['#4FC5C7', '#97EC71', '#DBF977', '#DE9DD6', '#FA6E86'];
    var cs = ["#DDC06A", "#8AD5E1", "#9FE091", "#D7B7DB", "#F1A48A", "#7BDEBC", "#D2E46A"];
    if(text.find('span.episode')){
        var e = parseInt(text.find('span.episode').text());
        return cs[e%cs.length];
    }
    return null;
}

function getep(title, strict){
    var candi = [];
    var left = '';
    var right = '';
    var Left = '';
    var Right = '';
    var start = -1;
    var isNumber = /\d/;
    var isBreaker = /[\[\]【】]/;
    var isDeli = /[\[\]【】 ]/;
    var isDeliL = /[\[【 ]/;
    var isDeliR = /[\]】 ]/;
    var isSpace = /\s/;
    var goodRight = /[集话話]/;
    var badRight = /[月]/;
    var hasLeading0 = /^0/;
    var number = '';
    
    for (var i = 0; i < title.length; i++) {
        var c = title[i];
        if(isNumber.test(c)){
            if(start<0)
                start = i;
            number += c;
        }else{
            if(start>=0){
                for(var j = i; j < title.length; j++){
                    var cc = title[j];
                    if(!right)
                        right = cc;
                    if(isBreaker.test(cc)){
                        break;
                    }else{
                        if(!isSpace.test(cc)){
                            Right = cc;
                            break;
                        }
                    }
                }
                var can = {
                    'number'  : number,
                    'start'   : start,
                    'length'  : i-start,
                    'left'    : left,
                    'Left'    : Left,
                    'right'   : right,
                    'Right'   : Right,
                }
                candi.push(can);
                start = -1;
                number = '';
                left = Left = '';
                right = Right = '';
            }
            left = c;
            if(isBreaker.test(c)){
                Left = '';
            }else{
                if(!isSpace.test(c))
                    Left = c;
            }
        }
    }
    for(var i=0;i<candi.length;++i){
        var can = candi[i];
        var s = 0;
        if(badRight.test(can.Right)){
            s-=5000;
        }
        if(goodRight.test(can.Right)){
            s+=5000;
        }
        if(hasLeading0.test(can.number)){
            s+=200;
        }
        if(can.number==5 && can.left=='G')
            s-=1000;
        if(can.number==1080)
            s-=1000;
        if(can.length<3)
            s+=100;
        if(can.length>1)
            s+=100;
        if(can.length>3)
            s-=5000;
        if(isDeli.test(can.left))
            s+=200;
        if(isDeli.test(can.right))
            s+=200;
        if(isDeli.test(can.left)&&isDeli.test(can.right))
            s+=600;
        if(isDeliL.test(can.left)&&isDeliR.test(can.right))
            s+=2000;
        else{
            if(strict)
                s-=10000;
        }
        if(isBreaker.test(can.left)&&isBreaker.test(can.right))
            s+=1000;
        candi[i]['score'] = s;
    }
    //console.log(candi);
    var best = 0;
    for(var i=0;i<candi.length;++i){
        if(candi[best].score<candi[i].score)
            best = i;
    }
    if(candi[best] && candi[best].score>0){
        var can = candi[best];
        var sa = title.substr(0, can.start);
        var sb = title.substr(can.start, can.length);
        var sc = title.substr(can.start+can.length);
        title = sa+'<span class="episode" style="color:red;font-weight:bold;">'+sb+'</span>'+sc;
    }
    return title;
}