2024-08-08 19:17:24 +00:00
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// Requires importing:
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// <!-- For code highlighting -->
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// <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.5.1/styles/default.min.css">
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.5.1/highlight.min.js"></script>
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// <!-- For LaTeX math rendering -->
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/3.2.0/es5/tex-mml-chtml.js"></script>
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// <!-- For Mermaid graph rendering -->
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// <script src="https://cdn.jsdelivr.net/npm/mermaid/dist/mermaid.min.js"></script>
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// <script src="https://cdn.tailwindcss.com"></script>
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// <script src="https://cdn.jsdelivr.net/npm/axios/dist/axios.min.js"></script>
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// <script src="https://cdn.jsdelivr.net/npm/animejs@3.2.1/lib/anime.min.js"></script>
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// <!-- Prism CSS -->
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// <link href="https://cdnjs.cloudflare.com/ajax/libs/prism/1.24.1/themes/prism.min.css" rel="stylesheet" />
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// <!-- Prism JS -->
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.24.1/prism.min.js"></script>
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// <!-- If you want additional languages, include them like this -->
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.24.1/components/prism-python.min.js"></script>
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.24.1/components/prism-javascript.min.js"></script>
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.24.1/components/prism-markup.min.js"></script>
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.24.1/components/prism-c.min.js"></script>
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.24.1/components/prism-cpp.min.js"></script>
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.24.1/components/prism-java.min.js"></script>
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/prism/1.24.1/components/prism-latex.min.js"></script>
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2024-08-21 18:14:19 +00:00
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// When served with lollms, just use <script src="/lollms_assets/js/lollms_markdown_renderer"></script>
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2024-09-05 01:00:22 +00:00
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// <!-- Render math -->
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// <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.13.11/dist/katex.min.css">
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// <script src="https://cdn.jsdelivr.net/npm/katex@0.13.11/dist/katex.min.js"></script>
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2024-09-13 10:41:34 +00:00
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// <!-- Render graphviz -->
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/viz.js/2.1.2/viz.js"></script>
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// <script src="https://cdnjs.cloudflare.com/ajax/libs/viz.js/2.1.2/full.render.js"></script>
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2024-08-21 18:14:19 +00:00
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// Don't forget to get the css too <link rel="stylesheet" href="/lollms_assets/css/lollms_markdown_renderer">
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2024-08-08 19:17:24 +00:00
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// Make sure there is a global variable called mr that instanciate MarkdownRenderer
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// mr = new MarkdownRenderer()
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class MarkdownRenderer {
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2024-09-05 01:00:22 +00:00
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async renderMermaidDiagrams(text) {
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2024-08-27 21:09:18 +00:00
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const mermaidCodeRegex = /```mermaid\n([\s\S]*?)```/g;
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const matches = text.match(mermaidCodeRegex);
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if (!matches) return text;
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for (const match of matches) {
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const mermaidCode = match.replace(/```mermaid\n/, '').replace(/```$/, '');
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const uniqueId = 'mermaid-' + Math.random().toString(36).substr(2, 9);
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try {
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const result = await mermaid.render(uniqueId, mermaidCode);
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const htmlCode = `
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<div class="mermaid-container relative flex justify-center items-center mt-4 mb-4 w-full">
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<div class="mermaid-diagram bg-white p-4 rounded-lg shadow-md overflow-auto w-full" style="max-height: 80vh;">
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<div id="${uniqueId}" style="transform-origin: top left; transition: transform 0.3s;">
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${result.svg}
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</div>
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</div>
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<div class="absolute top-2 right-2 flex gap-1">
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<button onclick="mr.zoomMermaid('${uniqueId}', 1.1)" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
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<circle cx="11" cy="11" r="8"></circle>
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<line x1="21" y1="21" x2="16.65" y2="16.65"></line>
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<line x1="11" y1="8" x2="11" y2="14"></line>
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<line x1="8" y1="11" x2="14" y2="11"></line>
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</svg>
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</button>
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<button onclick="mr.zoomMermaid('${uniqueId}', 0.9)" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
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<circle cx="11" cy="11" r="8"></circle>
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<line x1="21" y1="21" x2="16.65" y2="16.65"></line>
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<line x1="8" y1="11" x2="14" y2="11"></line>
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</svg>
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</button>
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<button onclick="mr.saveMermaidAsPNG('${uniqueId}')" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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PNG
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</button>
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<button onclick="mr.saveMermaidAsSVG('${uniqueId}')" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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SVG
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</button>
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</div>
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</div>
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`;
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text = text.replace(match, htmlCode);
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} catch (error) {
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console.error('Mermaid rendering failed:', error);
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text = text.replace(match, `<div class="mermaid-error bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded relative" role="alert">Failed to render diagram</div>`);
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}
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}
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return text;
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2024-08-08 19:17:24 +00:00
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}
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2024-08-27 21:09:18 +00:00
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2024-09-13 10:41:34 +00:00
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async renderGraphvizDiagrams(text) {
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// Check if viz.js is loaded
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if (typeof Viz === 'undefined') {
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console.warn('Viz.js is not loaded. Graphviz diagrams will not be rendered.');
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return text;
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}
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const graphvizCodeRegex = /```graphviz\n([\s\S]*?)```/g;
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const matches = text.match(graphvizCodeRegex);
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if (!matches) return text;
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for (const match of matches) {
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const graphvizCode = match.replace(/```graphviz\n/, '').replace(/```$/, '');
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const uniqueId = 'graphviz-' + Math.random().toString(36).substr(2, 9);
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try {
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const viz = new Viz();
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const result = await viz.renderSVGElement(graphvizCode);
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const svgString = new XMLSerializer().serializeToString(result);
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const htmlCode = `
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<div class="graphviz-container relative flex justify-center items-center mt-4 mb-4 w-full">
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<div class="graphviz-diagram bg-white p-4 rounded-lg shadow-md overflow-auto w-full" style="max-height: 80vh;">
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<div id="${uniqueId}" style="transform-origin: top left; transition: transform 0.3s;">
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${svgString}
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</div>
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</div>
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<div class="absolute top-2 right-2 flex gap-1">
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<button onclick="gv.zoomGraphviz('${uniqueId}', 1.1)" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
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<circle cx="11" cy="11" r="8"></circle>
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<line x1="21" y1="21" x2="16.65" y2="16.65"></line>
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<line x1="11" y1="8" x2="11" y2="14"></line>
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<line x1="8" y1="11" x2="14" y2="11"></line>
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</svg>
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</button>
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<button onclick="gv.zoomGraphviz('${uniqueId}', 0.9)" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
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<circle cx="11" cy="11" r="8"></circle>
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<line x1="21" y1="21" x2="16.65" y2="16.65"></line>
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<line x1="8" y1="11" x2="14" y2="11"></line>
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</svg>
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</button>
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<button onclick="gv.saveGraphvizAsPNG('${uniqueId}')" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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PNG
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</button>
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<button onclick="gv.saveGraphvizAsSVG('${uniqueId}')" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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SVG
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</button>
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</div>
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</div>
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`;
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text = text.replace(match, htmlCode);
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} catch (error) {
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console.error('Graphviz rendering failed:', error);
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text = text.replace(match, `<div class="graphviz-error bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded relative" role="alert">Failed to render diagram</div>`);
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}
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}
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return text;
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}
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// Helper object for Graphviz operations
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gv = {
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zoomGraphviz: function(id, factor) {
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const element = document.getElementById(id);
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if (element) {
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const currentScale = element.style.transform ? parseFloat(element.style.transform.replace('scale(', '').replace(')', '')) : 1;
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const newScale = currentScale * factor;
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element.style.transform = `scale(${newScale})`;
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}
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},
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saveGraphvizAsPNG: function(id) {
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const svg = document.getElementById(id).querySelector('svg');
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if (svg) {
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const svgData = new XMLSerializer().serializeToString(svg);
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const canvas = document.createElement('canvas');
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const ctx = canvas.getContext('2d');
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const img = new Image();
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img.onload = function() {
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canvas.width = img.width;
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canvas.height = img.height;
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ctx.drawImage(img, 0, 0);
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const pngUrl = canvas.toDataURL('image/png');
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const link = document.createElement('a');
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link.href = pngUrl;
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link.download = 'graphviz_diagram.png';
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link.click();
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};
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img.src = 'data:image/svg+xml;base64,' + btoa(svgData);
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}
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},
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saveGraphvizAsSVG: function(id) {
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const svg = document.getElementById(id).querySelector('svg');
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if (svg) {
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const svgData = new XMLSerializer().serializeToString(svg);
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const blob = new Blob([svgData], {type: 'image/svg+xml;charset=utf-8'});
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const url = URL.createObjectURL(blob);
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const link = document.createElement('a');
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link.href = url;
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link.download = 'graphviz_diagram.svg';
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link.click();
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URL.revokeObjectURL(url);
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}
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}
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};
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2024-09-05 01:00:22 +00:00
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async renderSVG(text) {
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2024-08-29 22:57:14 +00:00
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const svgCodeRegex = /```svg\n([\s\S]*?)```/g;
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const matches = text.match(svgCodeRegex);
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if (!matches) return text;
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for (const match of matches) {
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const svgCode = match.replace(/```svg\n/, '').replace(/```$/, '');
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const uniqueId = 'svg-' + Math.random().toString(36).substr(2, 9);
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try {
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// Wrap the SVG code in a div with a unique ID
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const htmlCode = `
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<div class="svg-container relative flex justify-center items-center mt-4 mb-4 w-full">
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<div class="svg-diagram bg-white p-4 rounded-lg shadow-md overflow-auto w-full" style="max-height: 80vh;">
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<div id="${uniqueId}" style="transform-origin: top left; transition: transform 0.3s;">
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${svgCode}
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</div>
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</div>
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<div class="absolute top-2 right-2 flex gap-1">
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<button onclick="svgr.zoomSVG('${uniqueId}', 1.1)" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
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<circle cx="11" cy="11" r="8"></circle>
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<line x1="21" y1="21" x2="16.65" y2="16.65"></line>
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<line x1="11" y1="8" x2="11" y2="14"></line>
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<line x1="8" y1="11" x2="14" y2="11"></line>
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</svg>
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</button>
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<button onclick="svgr.zoomSVG('${uniqueId}', 0.9)" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
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<circle cx="11" cy="11" r="8"></circle>
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<line x1="21" y1="21" x2="16.65" y2="16.65"></line>
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<line x1="8" y1="11" x2="14" y2="11"></line>
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</svg>
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</button>
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<button onclick="svgr.saveSVGAsPNG('${uniqueId}')" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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PNG
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</button>
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<button onclick="svgr.saveSVGAsSVG('${uniqueId}')" class="bg-gray-200 hover:bg-gray-300 text-gray-700 font-bold p-1 rounded">
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SVG
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</button>
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</div>
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</div>
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`;
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text = text.replace(match, htmlCode);
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} catch (error) {
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console.error('SVG rendering failed:', error);
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text = text.replace(match, `<div class="svg-error bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded relative" role="alert">Failed to render SVG</div>`);
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}
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}
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return text;
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}
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2024-09-05 01:00:22 +00:00
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renderCodeBlocks(text) {
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const codeBlockRegex = /```(\w+)?\n([\s\S]*?)```/g;
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return text.replace(codeBlockRegex, (match, language, code) => {
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language = language || 'plaintext';
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let highlightedCode;
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try {
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highlightedCode = hljs.highlight(code.trim(), { language: language }).value;
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} catch (error) {
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console.warn(`Language '${language}' is not supported by highlight.js. Falling back to plaintext.`);
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highlightedCode = hljs.highlight(code.trim(), { language: 'plaintext' }).value;
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}
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const lines = highlightedCode.split('\n');
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const numberedLines = lines.map((line, index) =>
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|
`<div class="code-line">
|
|
|
|
<span class="line-number">${(index + 1).toString().padStart(2, '0')}</span>
|
|
|
|
<span class="line-content">${line}</span>
|
|
|
|
</div>`
|
|
|
|
).join('');
|
|
|
|
|
|
|
|
return `
|
|
|
|
<div class="code-block">
|
|
|
|
<div class="code-header">
|
|
|
|
<span class="language">${language}</span>
|
|
|
|
<button onclick="mr.copyCode(this)" class="copy-button">Copy</button>
|
|
|
|
</div>
|
|
|
|
<pre class="code-content"><code class="hljs language-${language}">${numberedLines}</code></pre>
|
|
|
|
</div>
|
|
|
|
`;
|
|
|
|
});
|
|
|
|
}
|
2024-08-27 21:09:18 +00:00
|
|
|
|
2024-09-05 01:00:22 +00:00
|
|
|
copyCode(button) {
|
|
|
|
const codeBlock = button.closest('.code-block');
|
|
|
|
const codeLines = codeBlock.querySelectorAll('.line-content');
|
|
|
|
const codeText = Array.from(codeLines).map(line => line.textContent).join('\n');
|
2024-08-27 21:09:18 +00:00
|
|
|
|
2024-09-05 01:00:22 +00:00
|
|
|
navigator.clipboard.writeText(codeText).then(() => {
|
|
|
|
button.textContent = 'Copied!';
|
|
|
|
setTimeout(() => {
|
|
|
|
button.textContent = 'Copy';
|
|
|
|
}, 2000);
|
|
|
|
}).catch(err => {
|
|
|
|
console.error('Failed to copy text: ', err);
|
|
|
|
button.textContent = 'Failed';
|
|
|
|
setTimeout(() => {
|
|
|
|
button.textContent = 'Copy';
|
|
|
|
}, 2000);
|
|
|
|
});
|
|
|
|
}
|
|
|
|
|
2024-08-27 21:09:18 +00:00
|
|
|
|
|
|
|
|
2024-08-08 19:17:24 +00:00
|
|
|
handleInlineCode(text) {
|
|
|
|
return text.replace(/`([^`]+)`/g, function(match, code) {
|
|
|
|
return `<b>${code}</b>`;
|
|
|
|
});
|
|
|
|
}
|
2024-09-17 23:31:02 +00:00
|
|
|
|
|
|
|
handleLatexEquations(text) {
|
2024-09-05 01:00:22 +00:00
|
|
|
if (typeof katex === 'undefined') {
|
|
|
|
console.error('KaTeX is not loaded. Make sure to include KaTeX scripts and CSS.');
|
|
|
|
return text;
|
|
|
|
}
|
|
|
|
|
2024-09-17 23:31:02 +00:00
|
|
|
// Function to render a single equation
|
|
|
|
function renderEquation(match, p1, p2, p3, offset, string) {
|
2024-09-05 01:00:22 +00:00
|
|
|
const equation = p1 || p2 || p3;
|
|
|
|
const isDisplayMode = match.startsWith('\\[') || match.startsWith('$$');
|
|
|
|
|
|
|
|
try {
|
|
|
|
return katex.renderToString(equation, {
|
|
|
|
displayMode: isDisplayMode,
|
|
|
|
throwOnError: false,
|
|
|
|
output: 'html'
|
|
|
|
});
|
|
|
|
} catch (e) {
|
|
|
|
console.error("KaTeX rendering error:", e);
|
2024-09-17 23:31:02 +00:00
|
|
|
return `<span class="math-error">${match}</span>`;
|
2024-09-05 01:00:22 +00:00
|
|
|
}
|
2024-09-17 23:31:02 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
// Handle display equations: \[...\] and $$...$$
|
|
|
|
text = text.replace(/\\\[([\s\S]*?)\\\]|\$\$([\s\S]*?)\$\$/g, renderEquation);
|
|
|
|
|
|
|
|
// Handle inline equations: \(...\) and $...$
|
|
|
|
// Be careful not to match single $ used for currency
|
|
|
|
text = text.replace(/\\\(([\s\S]*?)\\\)|\$(\S.*?\S|\S)\$/g, renderEquation);
|
|
|
|
|
|
|
|
return text;
|
2024-08-08 19:17:24 +00:00
|
|
|
}
|
2024-09-05 01:00:22 +00:00
|
|
|
|
|
|
|
|
2024-08-08 19:17:24 +00:00
|
|
|
|
|
|
|
async handleTables(text) {
|
|
|
|
let alignments = [];
|
|
|
|
let tableRows = [];
|
|
|
|
let isInTable = false;
|
|
|
|
let hasHeader = false;
|
|
|
|
|
|
|
|
// Process the text line by line
|
|
|
|
text = text.split('\n').map(line => {
|
|
|
|
// Check if the line is a table row
|
|
|
|
if (line.trim().startsWith('|') && line.trim().endsWith('|')) {
|
|
|
|
isInTable = true;
|
|
|
|
const tableRow = line.trim().slice(1, -1); // Remove leading and trailing |
|
|
|
|
const cells = tableRow.split('|').map(cell => cell.trim());
|
|
|
|
|
|
|
|
if (cells.every(cell => cell.match(/^:?-+:?$/))) {
|
|
|
|
// This is the header separator row
|
|
|
|
alignments = cells.map(cell => {
|
|
|
|
if (cell.startsWith(':') && cell.endsWith(':')) return 'center';
|
|
|
|
if (cell.endsWith(':')) return 'right';
|
|
|
|
return 'left';
|
|
|
|
});
|
|
|
|
hasHeader = true;
|
|
|
|
return ''; // Remove separator row
|
|
|
|
}
|
|
|
|
|
|
|
|
const cellType = !hasHeader ? 'th' : 'td';
|
|
|
|
const renderedCells = cells.map((cell, cellIndex) =>
|
|
|
|
`<${cellType} class="border px-4 py-2" style="text-align: ${alignments[cellIndex] || 'left'};">${cell}</${cellType}>`
|
|
|
|
).join('');
|
|
|
|
|
|
|
|
tableRows.push(`<tr>${renderedCells}</tr>`);
|
|
|
|
return ''; // Remove the original Markdown line
|
|
|
|
} else if (isInTable) {
|
|
|
|
// We've reached the end of the table
|
|
|
|
isInTable = false;
|
|
|
|
hasHeader = false;
|
|
|
|
const tableContent = tableRows.join('');
|
|
|
|
tableRows = []; // Reset for next table
|
|
|
|
return `<table class="table-auto w-full border-collapse border border-gray-300">${tableContent}</table>`;
|
|
|
|
}
|
|
|
|
return line; // Return non-table lines unchanged
|
|
|
|
}).join('\n');
|
|
|
|
|
|
|
|
// Handle case where table is at the end of the text
|
|
|
|
if (isInTable) {
|
|
|
|
const tableContent = tableRows.join('');
|
|
|
|
text += `<table class="table-auto w-full border-collapse border border-gray-300">${tableContent}</table>`;
|
|
|
|
}
|
|
|
|
return text
|
|
|
|
}
|
|
|
|
|
|
|
|
handleHeaders(text) {
|
2024-08-27 21:09:18 +00:00
|
|
|
return text.replace(/^(#{1,6})\s+(.*?)$/gm, function(match, hashes, content) {
|
|
|
|
const level = hashes.length;
|
|
|
|
const fontSize = 2.5 - (level * 0.3); // Decreasing font size for each level
|
|
|
|
return `<h${level} style="font-size: ${fontSize}em; font-weight: bold;">${content}</h${level}>`;
|
|
|
|
});
|
2024-08-08 19:17:24 +00:00
|
|
|
}
|
|
|
|
|
2024-08-27 21:09:18 +00:00
|
|
|
|
2024-08-08 19:17:24 +00:00
|
|
|
handleBoldText(text) {
|
|
|
|
return text.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>');
|
|
|
|
}
|
|
|
|
|
|
|
|
handleItalicText(text) {
|
|
|
|
return text.replace(/\*(.*?)\*/g, '<em>$1</em>');
|
|
|
|
}
|
|
|
|
|
|
|
|
handleLinks(text) {
|
|
|
|
return text.replace(/\[([^\]]+)\]\(([^\)]+)\)/g, '<a href="$2">$1</a>');
|
|
|
|
}
|
|
|
|
|
|
|
|
handleUnorderedLists(text) {
|
|
|
|
return text.replace(/^\s*[-*+]\s+(.*?)$/gm, '<li>$1</li>')
|
|
|
|
.replace(/(<li>.*<\/li>)/s, '<ul>$1</ul>');
|
|
|
|
}
|
|
|
|
|
|
|
|
handleOrderedLists(text) {
|
|
|
|
return text.replace(/^\s*(\d+)\.\s+(.*?)$/gm, '<li>$2</li>')
|
|
|
|
.replace(/(<li>.*<\/li>)/s, '<ol>$1</ol>');
|
|
|
|
}
|
|
|
|
|
|
|
|
handleBlockquotes(text) {
|
|
|
|
return text.replace(/^>\s+(.*?)$/gm, '<blockquote>$1</blockquote>');
|
|
|
|
}
|
|
|
|
|
|
|
|
handleHorizontalRules(text) {
|
|
|
|
return text.replace(/^(-{3,}|_{3,}|\*{3,})$/gm, '<hr>');
|
|
|
|
}
|
|
|
|
|
|
|
|
handleParagraphs(text) {
|
2024-09-05 01:18:39 +00:00
|
|
|
let lines = text.split('\n');
|
|
|
|
let inList = false;
|
|
|
|
let inCodeBlock = false;
|
|
|
|
let result = [];
|
2024-09-17 22:16:07 +00:00
|
|
|
let currentParagraph = '';
|
|
|
|
|
2024-09-05 01:18:39 +00:00
|
|
|
for (let i = 0; i < lines.length; i++) {
|
2024-09-17 22:16:07 +00:00
|
|
|
let line = lines[i].trim();
|
|
|
|
|
|
|
|
// Check for code blocks
|
|
|
|
if (line.startsWith('```')) {
|
|
|
|
if (currentParagraph) {
|
|
|
|
result.push('<p>' + currentParagraph + '</p>');
|
|
|
|
currentParagraph = '';
|
|
|
|
}
|
|
|
|
inCodeBlock = !inCodeBlock;
|
|
|
|
result.push(line);
|
|
|
|
continue;
|
2024-09-05 01:18:39 +00:00
|
|
|
}
|
2024-09-17 22:16:07 +00:00
|
|
|
|
|
|
|
// If we're in a code block, don't process the line
|
|
|
|
if (inCodeBlock) {
|
|
|
|
result.push(line);
|
|
|
|
continue;
|
2024-09-05 01:18:39 +00:00
|
|
|
}
|
2024-09-17 22:16:07 +00:00
|
|
|
|
|
|
|
// Check for list items
|
|
|
|
if (line.match(/^[-*+]\s/) || line.match(/^\d+\.\s/)) {
|
|
|
|
if (currentParagraph) {
|
|
|
|
result.push('<p>' + currentParagraph + '</p>');
|
|
|
|
currentParagraph = '';
|
|
|
|
}
|
|
|
|
if (!inList) {
|
|
|
|
result.push('<ul>');
|
|
|
|
inList = true;
|
|
|
|
}
|
|
|
|
result.push('<li>' + line.replace(/^[-*+]\s/, '').replace(/^\d+\.\s/, '') + '</li>');
|
|
|
|
}
|
|
|
|
// Check for headers
|
|
|
|
else if (line.startsWith('#')) {
|
|
|
|
if (currentParagraph) {
|
|
|
|
result.push('<p>' + currentParagraph + '</p>');
|
|
|
|
currentParagraph = '';
|
|
|
|
}
|
|
|
|
let level = line.match(/^#+/)[0].length;
|
|
|
|
result.push(`<h${level}>${line.replace(/^#+\s/, '')}</h${level}>`);
|
|
|
|
}
|
|
|
|
// Check for horizontal rules
|
|
|
|
else if (line.match(/^(-{3,}|\*{3,}|_{3,})$/)) {
|
|
|
|
if (currentParagraph) {
|
|
|
|
result.push('<p>' + currentParagraph + '</p>');
|
|
|
|
currentParagraph = '';
|
|
|
|
}
|
|
|
|
result.push('<hr>');
|
|
|
|
}
|
|
|
|
// Handle empty lines
|
|
|
|
else if (line === '') {
|
|
|
|
if (inList) {
|
|
|
|
result.push('</ul>');
|
|
|
|
inList = false;
|
|
|
|
}
|
|
|
|
if (currentParagraph) {
|
|
|
|
result.push('<p>' + currentParagraph + '</p>');
|
|
|
|
currentParagraph = '';
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// Regular text
|
|
|
|
else {
|
|
|
|
if (inList) {
|
|
|
|
result.push('</ul>');
|
|
|
|
inList = false;
|
|
|
|
}
|
|
|
|
currentParagraph += (currentParagraph ? ' ' : '') + line;
|
2024-09-05 01:18:39 +00:00
|
|
|
}
|
|
|
|
}
|
2024-09-17 22:16:07 +00:00
|
|
|
|
2024-09-05 01:18:39 +00:00
|
|
|
// Close any open list
|
|
|
|
if (inList) {
|
2024-09-17 22:16:07 +00:00
|
|
|
result.push('</ul>');
|
2024-09-05 01:18:39 +00:00
|
|
|
}
|
2024-09-17 22:16:07 +00:00
|
|
|
|
|
|
|
// Add any remaining paragraph
|
|
|
|
if (currentParagraph) {
|
|
|
|
result.push('<p>' + currentParagraph + '</p>');
|
|
|
|
}
|
|
|
|
|
2024-09-05 01:18:39 +00:00
|
|
|
return result.join('\n');
|
2024-09-17 22:16:07 +00:00
|
|
|
}
|
|
|
|
|
2024-09-05 01:18:39 +00:00
|
|
|
|
2024-09-05 01:00:22 +00:00
|
|
|
initMathJax() {
|
|
|
|
// Configure MathJax
|
|
|
|
window.MathJax = {
|
|
|
|
tex: {
|
|
|
|
inlineMath: [['$', '$']],
|
|
|
|
displayMath: [['$$', '$$'], ['\\[', '\\]']]
|
|
|
|
},
|
|
|
|
svg: {
|
|
|
|
fontCache: 'global'
|
|
|
|
},
|
|
|
|
startup: {
|
|
|
|
ready: () => {
|
|
|
|
MathJax.startup.defaultReady();
|
|
|
|
MathJax.startup.promise.then(() => {
|
|
|
|
console.log('MathJax is loaded and ready');
|
|
|
|
// You can add any post-initialization logic here
|
|
|
|
});
|
|
|
|
}
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
// Load MathJax
|
|
|
|
if (!window.MathJax) {
|
|
|
|
const script = document.createElement('script');
|
|
|
|
script.src = 'https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-svg.js';
|
|
|
|
script.async = true;
|
|
|
|
document.head.appendChild(script);
|
|
|
|
}
|
|
|
|
}
|
2024-08-08 19:17:24 +00:00
|
|
|
async renderMarkdown(text) {
|
|
|
|
// Handle Mermaid graphs first
|
|
|
|
text = await this.renderMermaidDiagrams(text);
|
2024-08-29 22:57:14 +00:00
|
|
|
|
2024-09-13 10:41:34 +00:00
|
|
|
text = await this.renderGraphvizDiagrams(text);
|
|
|
|
|
|
|
|
|
2024-09-10 07:33:21 +00:00
|
|
|
// Handle code blocks with syntax highlighting and copy button
|
|
|
|
text = await this.renderCodeBlocks(text);
|
|
|
|
|
2024-08-29 22:57:14 +00:00
|
|
|
// Handle SVG graphs first
|
|
|
|
text = await this.renderSVG(text);
|
2024-09-08 00:58:54 +00:00
|
|
|
|
2024-08-08 19:17:24 +00:00
|
|
|
// Handle inline code
|
|
|
|
text = this.handleInlineCode(text);
|
|
|
|
|
|
|
|
// Handle LaTeX-style math equations
|
2024-09-17 23:31:02 +00:00
|
|
|
text = this.handleLatexEquations(text);
|
2024-08-08 19:17:24 +00:00
|
|
|
|
|
|
|
// Handle tables
|
|
|
|
text = await this.handleTables(text);
|
|
|
|
|
|
|
|
// Handle headers
|
|
|
|
text = this.handleHeaders(text);
|
|
|
|
|
|
|
|
// Handle bold text
|
|
|
|
text = this.handleBoldText(text);
|
|
|
|
|
|
|
|
// Handle italic text
|
|
|
|
text = this.handleItalicText(text);
|
|
|
|
|
|
|
|
// Handle links
|
|
|
|
text = this.handleLinks(text);
|
|
|
|
|
|
|
|
// Handle unordered lists
|
|
|
|
text = this.handleUnorderedLists(text);
|
|
|
|
|
|
|
|
// Handle ordered lists
|
|
|
|
text = this.handleOrderedLists(text);
|
|
|
|
|
|
|
|
// Handle blockquotes
|
|
|
|
text = this.handleBlockquotes(text);
|
|
|
|
|
|
|
|
// Handle horizontal rules
|
|
|
|
text = this.handleHorizontalRules(text);
|
|
|
|
|
|
|
|
// Handle paragraphs
|
|
|
|
text = this.handleParagraphs(text);
|
|
|
|
|
|
|
|
return text;
|
|
|
|
}
|
|
|
|
|
|
|
|
initMermaid() {
|
|
|
|
if (typeof mermaid !== 'undefined') {
|
|
|
|
mermaid.initialize({ startOnLoad: false });
|
|
|
|
} else {
|
|
|
|
console.error('Mermaid library is not loaded');
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
initPrism() {
|
|
|
|
if (typeof Prism !== 'undefined') {
|
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// No further initialization needed
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} else {
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console.error('Prism library is not loaded');
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}
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}
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// Helper functions for Mermaid and code block handling
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saveMermaidAsPNG(id) {
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const svg = document.querySelector(`#${id} svg`);
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const svgData = new XMLSerializer().serializeToString(svg);
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// Create a canvas with a higher resolution
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const canvas = document.createElement("canvas");
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const ctx = canvas.getContext("2d");
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// Set a scale factor for higher resolution (e.g., 2 for double resolution)
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const scaleFactor = 2;
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const img = new Image();
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img.onload = function() {
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canvas.width = img.width * scaleFactor;
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canvas.height = img.height * scaleFactor;
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// Scale the context to draw the image at a higher resolution
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ctx.scale(scaleFactor, scaleFactor);
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ctx.drawImage(img, 0, 0);
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const pngFile = canvas.toDataURL("image/png");
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const downloadLink = document.createElement("a");
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downloadLink.download = "mermaid_diagram.png";
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downloadLink.href = pngFile;
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downloadLink.click();
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};
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img.src = "data:image/svg+xml;base64," + btoa(unescape(encodeURIComponent(svgData)));
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}
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saveMermaidAsSVG(id) {
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const svg = document.querySelector(`#${id} svg`);
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const svgData = new XMLSerializer().serializeToString(svg);
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const svgBlob = new Blob([svgData], {type: "image/svg+xml;charset=utf-8"});
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const svgUrl = URL.createObjectURL(svgBlob);
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const downloadLink = document.createElement("a");
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downloadLink.href = svgUrl;
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downloadLink.download = "mermaid_diagram.svg";
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document.body.appendChild(downloadLink);
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downloadLink.click();
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document.body.removeChild(downloadLink);
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}
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zoomMermaid(id, factor) {
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2024-08-27 21:09:18 +00:00
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const svg = document.getElementById(id).firstElementChild;
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const currentScale = svg.style.transform ? parseFloat(svg.style.transform.replace('scale(', '').replace(')', '')) : 1;
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2024-08-08 19:17:24 +00:00
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const newScale = currentScale * factor;
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2024-08-27 21:09:18 +00:00
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svg.style.transform = `scale(${newScale})`;
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2024-08-08 19:17:24 +00:00
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}
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async highlightCode(code, language) {
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// Make sure the language is supported by your highlighting library
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const supportedLanguage = Prism.languages[language] ? language : 'plaintext';
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return Prism.highlight(code, Prism.languages[supportedLanguage], supportedLanguage);
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}
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// Helper function to escape HTML special characters
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escapeHtml(unsafe) {
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if (typeof unsafe !== 'string') {
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console.log("Found unsafe string:", text)
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return '';
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}
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return unsafe
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.replace(/&/g, "&")
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.replace(/</g, "<")
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.replace(/>/g, ">")
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.replace(/"/g, """)
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.replace(/'/g, "'");
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}
|
2024-09-10 07:33:21 +00:00
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}
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