更换markdown解析器
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demo.html
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demo.html
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@ -4,11 +4,9 @@
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<meta charset="UTF-8" />
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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 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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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<base target="_blank">
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<title>anki-md模板测试</title>
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<title>anki-md模板测试</title>
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</head>
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</head>
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<style>
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<style>
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/* 这个需要复制到anki的css样式的那个窗口里 */
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.markdown-body {
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.markdown-body {
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box-sizing: border-box;
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box-sizing: border-box;
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min-width: 200px;
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min-width: 200px;
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@ -16,13 +14,11 @@
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margin: 0 auto;
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margin: 0 auto;
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padding: 45px;
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padding: 45px;
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}
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}
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@media (max-width: 767px) {
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@media (max-width: 767px) {
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.markdown-body {
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.markdown-body {
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padding: 15px;
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padding: 15px;
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}
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}
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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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/* 初始状态下设置透明度为0 */
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.md-content {
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.md-content {
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opacity: 0;
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opacity: 0;
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@ -30,34 +26,71 @@
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}
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}
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</style>
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</style>
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<body>
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<body>
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<br />\[x = {-b \pm \sqrt{b^2-4ac} \over 2a}\]<br />
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<div class="md-content"></div>
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<div id="test" class="md-content">
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<!-- prettier-ignore -->
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When $a \ne 0$, there are two solutions to \(ax^2 + bx + c = 0\) and they
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<div class="md-content">
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are 只有这个是正常的 $$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
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> 呵呵呵
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> 呵呵呵哈哈哈哈
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> 喜喜
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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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#### 四级标题
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##### 五级标题
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###### 六级标题
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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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- 无序列表
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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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2. 有序列表
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3. 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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</div>
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<div class="md-content">* 呵呵 # 我看你真是老糊涂了</div>
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<script>
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<script>
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'use strict'
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'use strict'
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// 在anki中查看调试信息
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// 在anki中查看调试信息 没控制台啊
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function consoleLog(str) {
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function consoleLog(str) {
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var div = document.createElement('div')
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var div = document.createElement('div')
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div.innerHTML = str
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div.innerHTML = str
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document.body.appendChild(div)
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document.body.appendChild(div)
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}
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}
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var JQ_CDN =
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// https://github.com/markdown-it/markdown-it
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'https://cdnjs.cloudflare.com/ajax/libs/jquery/3.6.0/jquery.min.js'
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var MARKDOWN_IT_CDN =
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var SHOWDOWN_CDN =
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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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'https://lf26-cdn-tos.bytecdntp.com/cdn/expire-1-M/showdown/2.0.0/showdown.min.js'
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// 代码高亮库
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var HIGHLIGHT_JS_CDN =
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var HIGHLIGHT_JS_CDN =
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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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'https://lf26-cdn-tos.bytecdntp.com/cdn/expire-1-M/highlight.js/11.4.0/highlight.min.js'
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var es6CDN = 'https://polyfill.io/v3/polyfill.min.js?features=es6'
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var MATHJAX_CDN =
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// 代码高亮样式
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'https://lf26-cdn-tos.bytecdntp.com/cdn/expire-1-M/mathjax/3.2.0/es5/tex-chtml-full.js'
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var HIGHLIGHT_CSS_CDN =
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var HIGHLIGHT_CSS_CDN =
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'https://lf26-cdn-tos.bytecdntp.com/cdn/expire-1-M/highlight.js/11.4.0/styles/base16/onedark.min.css'
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'https://lf26-cdn-tos.bytecdntp.com/cdn/expire-1-M/highlight.js/11.4.0/styles/base16/onedark.min.css'
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// github-markdown-css
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var GITHUB_MARKDOWN_CSS_CDN =
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var GITHUB_MARKDOWN_CSS_CDN =
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'https://lf3-cdn-tos.bytecdntp.com/cdn/expire-1-M/github-markdown-css/5.1.0/github-markdown.css'
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'https://lf9-cdn-tos.bytecdntp.com/cdn/expire-1-M/github-markdown-css/5.1.0/github-markdown.min.css'
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// 加载库文件
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// 加载库文件
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var createScript = (src) => {
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var createScript = (src) => {
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linkElement.onload = () => {}
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linkElement.onload = () => {}
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document.head.appendChild(linkElement)
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document.head.appendChild(linkElement)
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}
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}
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createLink(GITHUB_MARKDOWN_CSS_CDN)
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createLink(HIGHLIGHT_CSS_CDN)
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// 清除br标签
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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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// 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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return str
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return str
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}
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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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var clearBlankNbsp = (str) => {
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str = str.replace(/ /g, ' ')
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str = str.replace(/ /g, ' ')
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return str
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return str
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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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// 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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// Eg. #include <stdio.h>
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var unescapeHTMLEntities = (innerHTML) => Object.assign(document.createElement('textarea'), {innerHTML}).value;
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var unescapeHTMLEntities = (innerHTML) =>
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Object.assign(document.createElement('textarea'), { innerHTML }).value
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// 解析（入口方法）
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var parseMarkDown = () => {
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// 解析（入口main方法）
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var convert = new showdown.Converter({
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var parseMarkDownFn = () => {
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// 启用对md中对图像尺寸的支持
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const md = markdownit({
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//  simple, assumes units are in px
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html: false,
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//  sets the height to "auto"
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linkify: true,
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//  Image with width of 80% and height of 5em
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typographer: true,
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parseImgDimensions: true,
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breaks: true,
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// 启用对删除线的支持
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highlight: function (str, lang) {
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strikethrough: true,
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if (lang && hljs.getLanguage(lang)) {
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// 启用对表格语法的支持
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try {
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tables: true,
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return hljs.highlight(str, { language: lang }).value
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// 启用checkbox的支持
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} catch (__) {}
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tasklists: true,
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}
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// 尝试巧妙地修复与缩进代码中间与 es6 模板字符串相关的缩进问题
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smartIndentationFix: true,
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return '' // use external default escaping
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// 将换行符解析为 <br>，行尾不需要2个空格
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},
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simpleLineBreaks: true,
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// 反斜杠转义html
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backslashEscapesHTMLTags: true,
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// 禁用将子列表缩进4个空格以使其嵌套的要求，有效地恢复到2或3个空格足够的旧行为
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// disableforced4spacesindentedsublist: true,
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ghCodeBlocks: true,
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})
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})
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// 好像是失效的？？不管用呢
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// convert.setFlavor('github')
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document.querySelectorAll('.md-content').forEach((div, index) => {
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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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console.log('查找到的容器元素', div)
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div.innerHTML = clearBlankNbsp(div.innerHTML)
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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)
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var text = unescapeHTMLEntities(div.innerHTML)
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console.log('text', text)
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console.log('text', text)
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var thisConverterSpecificOptions = convert.getOptions()
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console.log('当前的配置项', thisConverterSpecificOptions)
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// 清除br标签
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// 清除br标签
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text = clearBR(text)
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text = clearBR(text)
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// 👇关键核心md转换
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// 👇关键核心md转换
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var html = convert.makeHtml(text)
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var html = md.render(text)
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var newDiv = document.createElement('div')
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var newDiv = document.createElement('div')
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var hr = document.createElement('hr')
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var hr = document.createElement('hr')
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newDiv.innerHTML = html
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newDiv.innerHTML = html
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index === 1 ? div.parentNode.insertBefore(hr, div.nextSibling) : null
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index === 1 ? div.parentNode.insertBefore(hr, div.nextSibling) : null
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div.className = `x-${index}`
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div.className = `x-${index}`
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div.style.display = 'none'
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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 淦
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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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}
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}
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createLink(GITHUB_MARKDOWN_CSS_CDN)
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createLink(HIGHLIGHT_CSS_CDN)
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function texToHtml(texString) {
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createScript(HIGHLIGHT_JS_CDN)
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// 使用MathJax的tex2chtml函数将TeX字符串转换为HTML节点
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const node = MathJax.tex2chtml(texString)
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// 返回HTML字符串
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return node.outerHTML
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}
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createScript(SHOWDOWN_CDN)
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.then(() => {
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.then(() => {
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return createScript(HIGHLIGHT_JS_CDN)
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return createScript(MARKDOWN_IT_CDN)
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})
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})
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.then(() => {
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.then(() => {
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// anki模板无法使用window.onload我怀疑是被占用了
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// anki模板无法使用window.onload我怀疑是被占用了
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// window.onload = parseMarkDown
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parseMarkDownFn()
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// 可以尝试手动清除anki生成的<br>
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parseMarkDown()
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})
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.then(() => {
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// 自动代码高亮
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hljs.highlightAll()
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})
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})
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.then(() => {
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.then(() => {
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// 清除重复项 试试
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// 清除重复项 试试
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