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tools/html/bilibili_rank.html

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<!DOCTYPE html>
<html lang="cn">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- 不携带 referer -->
<meta name="referrer" content="never">
<title>B站排行</title>
<link rel="stylesheet" href="./assets/css/main.css">
<style>
#title {
margin-bottom: 0;
}
#dynamic-note {
color: grey;
margin: 5px auto;
font-size: 13px;
}
td {
font-size: 12px;
max-width: 200px;
word-wrap: break-word;
}
</style>
</head>
<body>
<div style="text-align: center;">
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<h1 id="title">B站排行榜</h1>
<p id="dynamic-note"></p>
<hr>
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<div style="display: none;">
显示字段:
<label for="show_emoticon">
<input type="checkbox" class="filter_checkbox" name="show_emoticon" id="show_emoticon"
detailed-checked="true">热搜表情
</label>
<label for="show_num">
<input type="checkbox" class="filter_checkbox" name="show_num" id="show_num" checked="true"
concise-checked="true" detailed-checked="true">热度
</label>
<label for="show_category">
<input type="checkbox" class="filter_checkbox" name="show_category" id="show_category" checked="true"
detailed-checked="true">分类
</label>
<label for="show_onboard_time">
<input type="checkbox" class="filter_checkbox" name="show_onboard_time" id="show_onboard_time"
checked="true" detailed-checked="true">上线时间
</label>
<label for="show_is_new">
<input type="checkbox" class="filter_checkbox" name="show_is_new" id="show_is_new"
detailed-checked="true">是否新热搜
</label>
<label for="show_detail">
<input type="checkbox" class="filter_checkbox" name="show_detail" id="show_detail"
detailed-checked="true">热搜详情
</label>
<label for="show_mid">
<input type="checkbox" class="filter_checkbox" name="show_mid" id="show_mid">mid
</label>
<br>
<button id="btn_show_all">全选</button>
<button id="btn_show_none">全不选</button>
|
<button id="btn_show_concise">简洁</button>
<button id="btn_show_default">普通</button>
<button id="btn_show_detailed">详细</button>
</div>
</div>
<p id="latestUpdateTime" style="font-size: 12px; display: inline-block; vertical-align: middle;"></p>
<nobr>
<button id="btn_refresh">重新拉取</button>
</nobr>
<nobr>
<label for="auto_refresh">
<input type="checkbox" name="auto_refresh" id="auto_refresh">自动拉取<span id="auto_refresh_countdown"></span>
</label>
</nobr>
<nobr>
<span id="update-finish-info" style="color: green; font-weight: bold; display: none;">拉取成功,数据已更新</span>
</nobr>
<table id="list"></table>
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<div class="bottom-placeholder">
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<p>
— 到底啦 —<br>
数据来源: https://www.bilibili.com/v/popular/rank/all
</p>
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</div>
<script>
/**
* 全局变量
*/
// 拉取下来的数据
let hotBandData;
// 按钮
const btnShowAll = document.getElementById('btn_show_all');
const btnShowNone = document.getElementById('btn_show_none');
const btnShowConcise = document.getElementById('btn_show_concise');
const btnShowDefault = document.getElementById('btn_show_default');
const btnShowDetailed = document.getElementById('btn_show_detailed');
const btnRefresh = document.getElementById('btn_refresh');
// 复选框
const filterCheckbox = document.getElementsByClassName("filter_checkbox");
const showEmoticon = document.getElementById("show_emoticon");
const showNum = document.getElementById("show_num");
const showCategory = document.getElementById("show_category");
const showOnboardTime = document.getElementById("show_onboard_time");
const showIsNew = document.getElementById("show_is_new");
const showDetail = document.getElementById("show_detail");
const showMid = document.getElementById("show_mid");
const autoRefresh = document.getElementById("auto_refresh");
// 绑定按钮点击事件
btnShowAll.addEventListener('click', function () {
for (let i = 0; i < filterCheckbox.length; i++) {
const element = filterCheckbox[i];
element.checked = true;
}
render();
});
btnShowNone.addEventListener('click', function () {
for (let i = 0; i < filterCheckbox.length; i++) {
const element = filterCheckbox[i];
element.checked = false;
}
render();
});
btnShowConcise.addEventListener('click', function () {
for (let i = 0; i < filterCheckbox.length; i++) {
const element = filterCheckbox[i];
element.checked = element.getAttribute('concise-checked') === 'true';
}
render();
});
btnShowDefault.addEventListener('click', function () {
for (let i = 0; i < filterCheckbox.length; i++) {
const element = filterCheckbox[i];
element.checked = element.getAttribute('checked') === 'true';
}
render();
});
btnShowDetailed.addEventListener('click', function () {
for (let i = 0; i < filterCheckbox.length; i++) {
const element = filterCheckbox[i];
element.checked = element.getAttribute('detailed-checked') === 'true';
}
render();
});
btnRefresh.onclick = function () {
getData();
document.getElementById("update-finish-info").style.display = "";
// btnRefresh.style.display = "none";
btnRefresh.style.visibility = "hidden";
setTimeout(function () {
document.getElementById("update-finish-info").style.display = "none";
// btnRefresh.style.display = "";
btnRefresh.style.visibility = "";
}, 1000);
};
// 绑定复选框改变事件
for (let i = 0; i < filterCheckbox.length; i++) {
// console.log(filterCheckbox[i]);
filterCheckbox[i].onchange = function () {
render();
};
}
let autoRefreshIntreval = null;
const autoRefreshCountDownElement = document.getElementById('auto_refresh_countdown');
const countDown = 20; // 自动拉取间隔时间,单位:秒
let autoRefreshCountDown = countDown;
autoRefresh.onchange = function () {
if (autoRefresh.checked) {
btnRefresh.style.display = "none";
btnRefresh.click();
autoRefreshIntreval = setInterval(function () {
if ((--autoRefreshCountDown) > 0) {
autoRefreshCountDownElement.innerHTML = `(${autoRefreshCountDown}s)`;
} else {
autoRefreshCountDown = countDown;
btnRefresh.click();
autoRefreshCountDownElement.innerHTML = ``;
}
}, 1000);
} else {
clearInterval(autoRefreshIntreval);
btnRefresh.style.display = "";
autoRefreshCountDownElement.innerHTML = ``;
}
};
// 根据屏幕判断要显示哪些字段
// 此时还未拉取数据,所以进入 render 函数会直接返回,不会多次渲染
let initWidth = document.body.offsetWidth;
// console.log(initWidth);
/* if (initWidth < 400) {
btnShowNone.click();
btnShowNone.innerHTML += "(默认)";
} else */ if (initWidth < 600) {
btnShowConcise.click();
btnShowConcise.innerHTML += "(默认)";
} else if (initWidth < 1900) {
btnShowDefault.click();
btnShowDefault.innerHTML += "(默认)";
} else {
btnShowDetailed.click();
btnShowDetailed.innerHTML += "(默认)";
}
// 网页加载后加载榜单
getData();
// 定时刷新
// setInterval(getData, 10 * 1000);
function getData() {
var xhr = new XMLHttpRequest();
xhr.open("GET", "../data/bilibili-rank/latest.json?t=" + Date.now(), true);
xhr.send();
xhr.onreadystatechange = function () {
if (xhr.readyState !== 4) return;
if (xhr.status == 200) {
try {
hotBandData = JSON.parse(xhr.responseText);
if (!hotBandData.data || typeof hotBandData.data !== 'object')
throw new Error("data is undefined or not an object");
} catch (e) {
console.error("[error]", "\n", e, "\n", "\n", "[xhr.responseText]", "\n", xhr.responseText);
alert("latest.json 文件解析失败,请检查文件");
return;
}
console.log(hotBandData);
// 更新动态 note
document.getElementById("dynamic-note").innerHTML = hotBandData.note;
// 更新时间
document.getElementById("latestUpdateTime").innerHTML =
"数据拉取时间:" + new Date().toLocaleString() + "<br/>" +
"热榜更新时间:" + new Date(hotBandData.update_time).toLocaleString();
// 渲染榜单
render();
} else if (xhr.status == 404) {
alert("data 目录下未找到 latest.json 文件,可能的原因:\n您还没有运行脚本拉取数据请先运行脚本然后刷新页面");
}
}
}
function render() {
if (!hotBandData) return;
/**
* 渲染热搜列表
*/
let hotBandList = hotBandData.data;
var str = [];
// 渲染表格
str.push(`<thead>
<tr class="thead" style="top: 0; background-color: white; position: sticky;">
<td>编号</td>
<td>标题</td>
<td>时长</td>
<td>封面</td>
<td>第一帧</td>
<td>视频ID</td>
<td>分类</td>
<td>发布时间</td>
<td>简介</td>
<td>作者(mid)</td>
<td>统计</td>
<td>视频宽高</td>
<td>定位</td>
<td>videos</td>
<td>tid</td>
<td>copyright</td>
<td>state</td>
<td>rights</td>
<td>dynamic</td>
<td>score</td>
<td>mission_id</td>
<td>season_id</td>
<td>up_from_v2</td>
<td>others</td>
</tr>
</thead>`);
str.push(`<tbody>`);
for (var i = 0; i < hotBandList.length; i++) {
const hotBand = hotBandList[i];
let link = hotBand.short_link == hotBand.short_link_v2
? hotBand.short_link
: `${hotBand.short_link}<br/>${hotBand.short_link_v2}`;
/**
* 视频总秒数转化为友好显示时间
*/
// refer: https://blog.csdn.net/weixin_43838488/article/details/122337474
function formatZero(num, len) {
if (String(num).length > len) {
return num;
}
return (Array(len).join(0) + num).slice(-len)
}
let duration = hotBand.duration - 1; // 根据观测基本上所有视频都是少1s(有些少了2s或者其他)所以这里减1
let durationArr = [0, 0, 0];
durationArr[0] = Math.floor(duration / (60 * 60));
durationArr[1] = Math.floor((duration - durationArr[0] * 60 * 60) / 60);
durationArr[2] = Math.floor(duration - durationArr[0] * 60 * 60 - durationArr[1] * 60);
let durationStr = "";
if (durationArr[0] === 0) {
// 小时为0
durationStr = `${formatZero(durationArr[1], 2)}:${formatZero(durationArr[2], 2)}`;
} else {
// 小时不为0
durationStr = `${formatZero(durationArr[0], 2)}:${formatZero(durationArr[1], 2)}:${formatZero(durationArr[2], 2)}`;
}
//功能:求最大公约数
//参数: x 、y number
//返回值: number
function gcd(x, y) {
if (isNaN(x) || isNaN(y)) return null;
if (x % y === 0) {
return y;
}
return gcd(y, x % y)
//三目运算符写法:
//return x % y === 0 ? y : gcd(y , x % y) ;
}
let dimension_gcd = gcd(hotBand.dimension.width, hotBand.dimension.height);
str.push(`<tr>
<!-- 编号 -->
<td>${i + 1}</td>
<!-- 标题 -->
<td>
<a href="${link}" target="_blank">${hotBand.title}</a>
</td>
<!-- 时长 -->
<td>${durationStr}<br>(${hotBand.duration}s)</td>
<!-- 封面 -->
<td>
<img src="${hotBand.pic}" style="width: 120px;"/>
</td>
<!-- 第一帧 -->
<td>
<img src="${hotBand.first_frame}" style="width: 120px;"/>
</td>
<!-- aid -->
<td style="text-align: left;">
<nobr>aid: ${hotBand.aid}</nobr>
<nobr>bvid: ${hotBand.bvid}</nobr>
<nobr>cid: ${hotBand.cid}</nobr>
</td>
<!-- 分类 -->
<td>${hotBand.tname}</td>
<!-- 发布时间 -->
<td style="font-size: 10px;">
<nobr>pubdate: ${new Date(hotBand.pubdate * 1000).toLocaleString()}</nobr>
<nobr>ctime: ${new Date(hotBand.ctime * 1000).toLocaleString()}</nobr>
</td>
<!-- 简介 -->
<td>${hotBand.desc}</td>
<!-- 作者 -->
<td>
<img src="${hotBand.owner.face}" style="width: 30px;"/><br>
${hotBand.owner.name}<br>
(${hotBand.owner.mid})
<!-- ${JSON.stringify(hotBand.owner)} -->
</td>
<!-- 统计 -->
<td style="text-align: left;">
<nobr>播放: ${hotBand.stat.view}</nobr>
<nobr>弹幕: ${hotBand.stat.danmaku}</nobr>
<nobr>评论: ${hotBand.stat.reply}</nobr>
<nobr>喜欢: ${hotBand.stat.favorite}</nobr>
<nobr>投币: ${hotBand.stat.coin}</nobr>
<nobr>分享: ${hotBand.stat.share}</nobr>
<!--<nobr>当前排名: ${hotBand.stat.now_rank}</nobr>-->
<nobr>历史<!--最高-->排名: ${hotBand.stat.his_rank}</nobr>
<nobr>喜欢数: ${hotBand.stat.like}</nobr>
<nobr>不喜欢数: ${hotBand.stat.dislike}</nobr>
<!-- ${JSON.stringify(hotBand.stat)} -->
</td>
<!-- 视频宽高 -->
<td>
${hotBand.dimension.width}:${hotBand.dimension.height}<br>
(${hotBand.dimension.width / dimension_gcd}:${hotBand.dimension.height / dimension_gcd})
<!-- ${hotBand.dimension.rotate} -->
<!-- ${JSON.stringify(hotBand.dimension)} -->
</td>
<!-- 定位 -->
<td>
<nobr>${hotBand.pub_location}</nobr>
</td>
<!-- videos -->
<td>${hotBand.videos}</td>
<!-- tid -->
<td>${hotBand.tid}</td>
<!-- copyright -->
<td>${hotBand.copyright}</td>
<!-- state -->
<td>${hotBand.state}</td>
<!-- rights -->
<td>${JSON.stringify(hotBand.rights)}</td>
<!-- dynamic -->
<td>${hotBand.dynamic}</td>
<!-- score -->
<td>${hotBand.score}</td>
<!-- mission_id -->
<td>${hotBand.mission_id ? hotBand.mission_id : ''}</td>
<!-- season_id -->
<td>${hotBand.season_id ? hotBand.season_id : ''}</td>
<!-- up_from_v2 -->
<td>${hotBand.up_from_v2 ? hotBand.up_from_v2 : ''}</td>
<!-- others -->
<td>
${hotBand.others
? `<div style="max-height: 200px; overflow: scroll;"><span>${JSON.stringify(hotBand.others)}</span></div>`
: ''}
</td>
</tr >`);
}
str.push(`</tbody>`);
document.getElementById('list').innerHTML = str.join('');
}
</script>
</body>
</html>