201 lines
5.6 KiB
HTML
201 lines
5.6 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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<link
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rel="stylesheet"
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href="https://cdnjs.cloudflare.com/ajax/libs/github-markdown-css/5.8.1/github-markdown.min.css"
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/>
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<link
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rel="stylesheet"
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href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.11.1/styles/base16/onedark.min.css"
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/>
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<link
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rel="stylesheet"
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href="https://cdnjs.cloudflare.com/ajax/libs/normalize/8.0.1/normalize.min.css"
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/>
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<link
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rel="stylesheet"
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href="https://cdn.jsdelivr.net/npm/markdown-it-texmath@1.0.0/css/texmath.min.css"
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/>
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<link
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rel="stylesheet"
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href="https://cdn.jsdelivr.net/npm/katex@0.16.22/dist/katex.min.css"
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/>
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<title>anki-md模板测试（chrome等浏览器开发测试即可）</title>
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</head>
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<style>
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.markdown-body {
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box-sizing: border-box;
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min-width: 200px;
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max-width: 980px;
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margin: 0 auto;
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padding: 45px;
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}
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@media (max-width: 767px) {
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.markdown-body {
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padding: 15px;
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}
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}
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/* 初始状态下设置透明度为0 */
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.md-content {
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opacity: 0;
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transition: opacity 0.3s ease-in-out;
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}
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</style>
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<body>
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<!-- prettier-ignore -->
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<div class="md-content">
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### 我看showdown真是老糊涂了
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</div>
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<!-- prettier-ignore -->
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<div class="md-content">
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行内公式：$E=mc^2$
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***
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块级公式：
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$$\frac{d}{dx}(x^n) = nx^{n-1}$$
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***
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矩阵：
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$$\begin{pmatrix} a & b \\ c & d \end{pmatrix}$$
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***
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积分：
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$$\int_{a}^{b} f(x) \, dx$$
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***
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> 呵呵呵
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# 一级标题
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## 二级标题
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### 三级标题
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---
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**加粗**
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*斜体*
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***加粗斜体***
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---
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> 引用
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---
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- 无序列表
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---
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1. 有序列表
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---
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[链接](https://www.baidu.com)
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---
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---
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`行内代码`
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---
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```javascript
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// 代码块
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console.log('hello world')
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```
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</div>
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<script>
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var getResources = [
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getScript(
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"https://lf6-cdn-tos.bytecdntp.com/cdn/expire-1-M/markdown-it/12.3.2/markdown-it.min.js"
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),
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getScript(
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"https://lf26-cdn-tos.bytecdntp.com/cdn/expire-1-M/highlight.js/11.4.0/highlight.min.js"
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),
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// getScript(
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// "https://cdn.jsdelivr.net/npm/markdown-it-texmath@1.0.0/texmath.min.js"
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// ),
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// getScript(
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// "https://cdn.jsdelivr.net/npm/katex@0.16.22/dist/katex.min.js"
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// ),
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];
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// 加载资源并初始化
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Promise.all(getResources)
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.then(() => {
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parseMarkDownFn();
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})
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.catch((error) => {
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consoleLog("Failed to load required resources: " + error);
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});
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function getScript(url) {
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return new Promise((resolve, reject) => {
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const script = document.createElement("script");
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script.onload = resolve;
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script.onerror = () =>
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reject(new Error(`Failed to load script from ${url}`));
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script.src = url;
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document.head.appendChild(script);
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});
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}
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// 在anki中通过窗口查看调试信息 没控制台啊
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function consoleLog(str) {
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var div = document.createElement("div");
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div.innerHTML = str;
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document.body.appendChild(div);
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}
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// 清除br标签
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// anki自动生成的<br>全部干掉 严格按照原生换行来写
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var clearBR = (str) => {
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str = str.replace(/<br>/g, "\r\n");
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return str;
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};
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// 清除空格实体字符
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var clearBlankNbsp = (str) => {
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str = str.replace(/ /g, " ");
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return str;
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};
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// 反转义 HTML 实体，确保卡片中所有的符号正常
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// Eg. #include <stdio.h>
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var unescapeHTMLEntities = (innerHTML) =>
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Object.assign(document.createElement("textarea"), { innerHTML }).value;
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// 解析（入口main方法）
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var parseMarkDownFn = () => {
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const md = markdownit({
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html: true, // 若为 false 将导致 anki 自带的公式渲染失效。
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linkify: true,
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typographer: true,
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breaks: true,
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highlight: function (str, lang) {
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if (lang && hljs.getLanguage(lang)) {
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try {
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return hljs.highlight(str, { language: lang }).value;
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} catch (__) {}
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}
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return ""; // use external default escaping
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},
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});
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// md.use(texmath, {
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// engine: katex,
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// delimiters: "dollars",
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// katexOptions: { macros: { "\\RR": "\\mathbb{R}" } },
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// });
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document.querySelectorAll(".md-content").forEach((div, index) => {
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console.log("查找到的容器元素", div);
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// 需要去除首尾空格 不然markdown-it会解析错误
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var text = unescapeHTMLEntities(div.innerHTML).trim();
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console.log("text", text);
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// 清除br标签
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text = clearBR(text);
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// 👇关键核心md转换
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var html = md.render(text);
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var newDiv = document.createElement("div");
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var hr = document.createElement("hr");
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newDiv.innerHTML = html;
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// 激活github-markdown-css
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newDiv.className = "markdown-body";
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div.parentNode.insertBefore(newDiv, div.nextSibling);
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index === 1 ? div.parentNode.insertBefore(hr, div.nextSibling) : null;
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div.className = `x-${index}`;
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div.style.display = "none";
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// 不能从body直接插入元素 anki 不刷新的
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});
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};
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</script>
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</body>
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</html>
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