mirror of
https://github.com/JonasunderscoreJones/selfhosted-overleaf-project-share.git
synced 2025-10-25 18:09:18 +02:00
335 lines
8.5 KiB
HTML
335 lines
8.5 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<title>Project Viewer</title>
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<link rel="stylesheet" href="/prism.css" />
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<style>
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* { box-sizing: border-box; margin: 0; padding: 0; }
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body {
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font-family: sans-serif;
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height: 100vh;
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display: flex;
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flex-direction: column;
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background: #1e1e1e;
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color: white;
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user-select: none;
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overflow: hidden;
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}
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header {
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height: 40px;
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background: #1b222c;
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padding: 0 1rem;
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display: flex;
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align-items: center;
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text-align: center;
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border-bottom: 1px solid #444;
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font-weight: bold;
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flex-shrink: 0;
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}
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main {
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flex: 1;
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display: flex;
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overflow: hidden;
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position: relative;
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}
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.sidebar {
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width: 200px;
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background: #252525;
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border-right: 1px solid #444;
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overflow-y: auto;
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flex-shrink: 0;
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}
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.sidebar ul {
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list-style: none;
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}
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.sidebar li {
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padding: 0.75rem 1rem;
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cursor: pointer;
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border-bottom: 1px solid #333;
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display: flex;
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align-items: center;
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transition: background-color 0.2s ease;
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}
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.sidebar li:hover {
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background: #3a3a3a;
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}
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.sidebar li.active {
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background: #4a90e2;
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color: white;
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}
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.editor {
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flex: 2;
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background: #1e1e1e;
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overflow: auto;
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padding: 1rem;
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font-size: 14px;
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min-width: 200px;
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user-select: text;
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}
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.editor pre {
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margin: 0;
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white-space: pre-wrap;
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word-break: break-word;
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}
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.preview-container {
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flex: 1;
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background: #2d2d2d;
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position: relative;
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display: flex;
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flex-direction: column;
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min-width: 200px;
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}
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.preview {
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flex: 1;
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padding: 0.5rem;
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overflow: hidden;
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position: relative;
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}
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.preview iframe {
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width: 100%;
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height: 100%;
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border: none;
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background: white;
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}
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.pdf-error {
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position: absolute;
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top: 50%;
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left: 50%;
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transform: translate(-50%, -50%);
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color: #f33;
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font-weight: bold;
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background: #330000cc;
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padding: 1rem 2rem;
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border-radius: 6px;
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display: none;
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z-index: 10;
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user-select: none;
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}
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footer {
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height: 30px;
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background: #222;
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font-size: 12px;
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text-align: center;
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padding-top: 5px;
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color: #777;
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flex-shrink: 0;
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}
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/* Draggable separator */
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#dragbar {
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width: 10px;
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cursor: ew-resize;
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background: #444;
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flex-shrink: 0;
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transition: background-color 0.2s ease;
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user-select: none;
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}
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#dragbar:hover {
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background: #666;
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}
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#open-in-editor-button {
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margin-left: auto;
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color: white;
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background-color: #098842;
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border-radius: 100px;
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padding: 0.25rem 0.5rem;
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text-decoration: none;
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font-weight: bold;
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font-size: 14px;
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cursor: pointer;
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}
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</style>
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</head>
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<body>
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<header>Project Viewer (Read-only)<a id="open-in-editor-button">Open in Editor</a></header>
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<main>
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<nav class="sidebar">
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<ul id="file-list"></ul>
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</nav>
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<div class="editor">
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<pre class="line-numbers"><code id="code" class="language-latex">// Loading...</code></pre>
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</div>
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<div id="dragbar"></div>
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<section class="preview-container">
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<div class="preview">
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<iframe id="pdf" title="PDF preview"></iframe>
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<div id="pdf-error" class="pdf-error">PDF failed to load or was not compiled.</div>
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</div>
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</section>
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</main>
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<footer>Static viewer for LaTeX projects</footer>
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<script src="/prism.js"></script>
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<script>
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const projectId = window.location.pathname.split("/")[2];
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const base = `/projects/${projectId}`;
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const fileListEl = document.getElementById("file-list");
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const codeEl = document.getElementById("code");
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const pdfEl = document.getElementById("pdf");
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const pdfErrorEl = document.getElementById("pdf-error");
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const sidebarEl = document.querySelector(".sidebar");
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const editorEl = document.querySelector(".editor");
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const previewContainerEl = document.querySelector(".preview-container");
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const dragbar = document.getElementById("dragbar");
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const mainEl = document.querySelector("main");
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document.getElementById("open-in-editor-button").onclick = () => {
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window.open(`https://tex.jonasjones.dev/project/${projectId}`, "_blank");
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};
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async function listFiles() {
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try {
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const res = await fetch(`${base}/`);
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if (!res.ok) throw new Error("Failed to fetch file list");
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const text = await res.text();
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const parser = new DOMParser();
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const doc = parser.parseFromString(text, "text/html");
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const links = Array.from(doc.querySelectorAll("a"));
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const sourceFiles = [];
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let pdfFiles = [];
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for (const link of links) {
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const name = link.getAttribute("href");
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if (!name) continue;
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if (name === '../' || name.endsWith('/')) continue;
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if (/\.(tex|bib|cls|sty|txt)$/i.test(name)) {
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sourceFiles.push(name);
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} else if (name.toLowerCase().endsWith(".pdf")) {
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pdfFiles.push(name);
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}
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}
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if (sourceFiles.length === 0) {
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codeEl.textContent = "// No source files found.";
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}
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// Add files to sidebar WITHOUT numbering
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sourceFiles.forEach((file, idx) => {
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const li = document.createElement("li");
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li.textContent = file;
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if (idx === 0) li.classList.add("active");
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li.onclick = () => {
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document.querySelectorAll(".sidebar li").forEach(el => el.classList.remove("active"));
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li.classList.add("active");
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loadSourceFile(file);
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};
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fileListEl.appendChild(li);
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});
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if (sourceFiles.length > 0) {
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loadSourceFile(sourceFiles[0]);
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}
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// PDF fallback: output.pdf > main.pdf > any .pdf
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let pdfToLoad = pdfFiles.find(f => f.toLowerCase() === "output.pdf")
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|| pdfFiles.find(f => f.toLowerCase() === "main.pdf")
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|| pdfFiles[0];
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if (pdfToLoad) {
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loadPDF(pdfToLoad);
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} else {
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showPDFError(true);
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}
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} catch (err) {
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codeEl.textContent = `// Error loading file list: ${err.message}`;
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showPDFError(true);
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}
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}
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async function loadSourceFile(file) {
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try {
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const res = await fetch(`${base}/${file}`);
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if (!res.ok) throw new Error("Failed to load file");
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const content = await res.text();
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codeEl.textContent = content;
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// Change prism language class based on file extension
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const ext = file.split('.').pop().toLowerCase();
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codeEl.className = `language-${ext === "tex" ? "latex" : ext}`;
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Prism.highlightElement(codeEl);
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} catch (err) {
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codeEl.textContent = `// Error loading file: ${err.message}`;
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}
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}
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function loadPDF(pdfFile) {
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showPDFError(false);
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pdfEl.src = `${base}/${pdfFile}`;
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}
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function showPDFError(show) {
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pdfErrorEl.style.display = show ? "block" : "none";
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if (show) {
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pdfEl.style.display = "none";
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} else {
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pdfEl.style.display = "block";
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}
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}
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pdfEl.onerror = () => {
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showPDFError(true);
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};
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pdfEl.onload = () => {
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showPDFError(false);
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};
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// Draggable vertical separator
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let isDragging = false;
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dragbar.addEventListener("mousedown", e => {
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isDragging = true;
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document.body.style.cursor = "ew-resize";
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e.preventDefault();
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});
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window.addEventListener("mouseup", e => {
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if (isDragging) {
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isDragging = false;
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document.body.style.cursor = "";
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}
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});
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window.addEventListener("mousemove", e => {
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if (!isDragging) return;
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const containerRect = mainEl.getBoundingClientRect();
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const sidebarWidth = sidebarEl.offsetWidth;
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const availableWidth = containerRect.width - sidebarWidth - dragbar.offsetWidth;
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let newEditorWidth = e.clientX - containerRect.left - sidebarWidth;
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newEditorWidth = Math.max(200, Math.min(newEditorWidth, availableWidth - 200));
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editorEl.style.flex = "none";
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previewContainerEl.style.flex = "none";
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editorEl.style.width = newEditorWidth + "px";
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previewContainerEl.style.width = (availableWidth - newEditorWidth) + "px";
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});
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listFiles();
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</script>
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</body>
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</html>
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