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Enhance documentation viewer with code highlighting and update metadata handling

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Litruv
2025-02-04 14:50:29 +11:00
parent 36333e8821
commit 2d640e5248
7 changed files with 150 additions and 70 deletions
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39
index.js
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@@ -1,3 +1,5 @@
let originalDocTitle = document.title;
let markedPromise = new Promise((resolve) => {
if (typeof marked !== 'undefined') {
resolve(marked);
@@ -12,6 +14,18 @@ async function initializeMarked() {
const renderer = new marked.Renderer();
const originalLink = renderer.link.bind(renderer);
renderer.code = (code, language) => {
let highlighted;
if (language && hljs.getLanguage(language)) {
highlighted = hljs.highlight(code, { language }).value;
language = language;
} else {
highlighted = hljs.highlightAuto(code).value;
language = '';
}
return `<pre class="hljs ${language ? "language-" + language : ""}"><code>${highlighted}</code></pre>`;
};
renderer.link = (href, title, text) => {
const isExternal = href.startsWith('http') || href.startsWith('https');
const attrs = isExternal ? ' target="_blank" rel="noopener noreferrer"' : '';
@@ -23,12 +37,6 @@ async function initializeMarked() {
};
marked.setOptions({
highlight: function(code, lang) {
if (Prism.languages[lang]) {
return Prism.highlight(code, Prism.languages[lang], lang);
}
return code;
},
breaks: true,
gfm: true,
renderer: renderer
@@ -250,6 +258,9 @@ async function loadDocument(path) {
const titleContent = metadata.title || (docEntry && docEntry.title) || path.split('/').pop().replace('.md', '');
document.title = `${originalDocTitle} / ${titleContent}`;
document.querySelector('.title-text .page-title').textContent = titleContent;
let processedContent = content.replace(/\[\[(.*?)\]\]/g, (match, linkText) => {
if (linkText.match(/\.(png|jpg|jpeg|gif|mp4|webm)$/i)) {
return match;
@@ -277,25 +288,11 @@ async function loadDocument(path) {
return `\n![${filename}](${mediaPath})\n\n`;
});
document.title = `Litruv / ${titleContent}`;
document.querySelector('.title-text .page-title').textContent = titleContent;
// Update Twitter meta tags dynamically
document.querySelector('meta[name="twitter:title"]').setAttribute('content', titleContent);
document.querySelector('meta[name="twitter:description"]').setAttribute('content', metadata.description || `Documentation for ${titleContent}`);
if (metadata.image) {
const imageUrl = `${window.location.origin}${window.location.pathname}${basePath}/images/${metadata.image}`;
let twitterImageMeta = document.querySelector('meta[name="twitter:image"]');
if (!twitterImageMeta) {
twitterImageMeta = document.createElement('meta');
twitterImageMeta.setAttribute('name', 'twitter:image');
document.head.appendChild(twitterImageMeta);
}
twitterImageMeta.setAttribute('content', imageUrl);
}
documentContent.className = 'markdown-content';
documentContent.innerHTML = marked.parse(finalContent);
hljs.highlightAll();
documentOutline.innerHTML = '';
const headings = documentContent.querySelectorAll('h1, h2, h3, h4, h5, h6');