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