regress and update html render
This commit is contained in:
Mark Randall Havens
parent
9ea59800ad
commit
a2c66a98dc
5 changed files with 167 additions and 171 deletions
159
public/app.js
159
public/app.js
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@ -1,3 +1,9 @@
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/**
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* app.js – v3.3.1 PREVIEW + PORTAL
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* High-coherence, readable, maintainable.
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* No hacks. No surgery. Only truth.
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*/
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const els = {
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menuBtn: document.getElementById("menuBtn"),
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primaryNav: document.getElementById("primaryNav"),
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@ -17,12 +23,13 @@ const els = {
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let indexData = null;
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let sidebarOpen = false;
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let currentParent = null;
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let indexFiles = null; // Cached
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let indexFiles = null; // Cached index files
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// === INITIALIZATION ===
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async function init() {
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try {
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indexData = await (await fetch("index.json")).json();
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indexFiles = indexData.flat.filter(f => f.isIndex); // Cache
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indexFiles = indexData.flat.filter(f => f.isIndex);
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populateNav();
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populateSections();
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populateTags();
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@ -35,6 +42,7 @@ async function init() {
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}
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}
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// === NAVIGATION ===
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function populateNav() {
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els.primaryNav.innerHTML = '<a href="#/">Home</a>';
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const navSections = [...new Set(
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@ -55,11 +63,8 @@ function populateSections() {
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els.sectionSelect.appendChild(opt);
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});
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if (indexData.sections.includes("posts")) {
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els.sectionSelect.value = "posts";
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} else if (indexData.sections.length > 0) {
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els.sectionSelect.value = indexData.sections[0];
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}
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const defaultSection = indexData.sections.includes("posts") ? "posts" : indexData.sections[0];
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if (defaultSection) els.sectionSelect.value = defaultSection;
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}
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function populateTags() {
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@ -70,11 +75,7 @@ function populateTags() {
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});
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}
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function formatTimestamp(ms) {
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const d = new Date(ms);
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return `${d.getFullYear()}-${String(d.getMonth()+1).padStart(2,'0')}-${String(d.getDate()).padStart(2,'0')} ${String(d.getHours()).padStart(2,'0')}:${String(d.getMinutes()).padStart(2,'0')}`;
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}
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// === UI WIRING ===
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function wireUI() {
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els.menuBtn.addEventListener("click", () => {
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sidebarOpen = !sidebarOpen;
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@ -95,6 +96,7 @@ function wireUI() {
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[els.tagSelect, els.sortSelect, els.searchMode].forEach(el => el.addEventListener("change", renderList));
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els.searchBox.addEventListener("input", renderList);
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// Close sidebar on content click (mobile)
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els.content.addEventListener("click", (e) => {
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if (window.innerWidth < 1024 && document.body.classList.contains("sidebar-open")) {
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if (!e.target.closest("#sidebar")) {
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@ -105,6 +107,7 @@ function wireUI() {
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});
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}
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// === LIST RENDERING ===
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function renderList() {
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const section = els.sectionSelect.value;
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const tags = Array.from(els.tagSelect.selectedOptions).map(o => o.value.toLowerCase());
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@ -127,7 +130,7 @@ function renderList() {
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posts.forEach(p => {
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const li = document.createElement("li");
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const pin = p.isPinned ? "Star " : "";
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const time = formatTimestamp(p.ctime);
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const time = new Date(p.ctime).toLocaleDateString();
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li.innerHTML = `<a href="#/${p.path}">${pin}${p.title}</a><small>${time}</small>`;
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els.postList.appendChild(li);
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});
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@ -143,7 +146,7 @@ function loadDefaultForSection(section) {
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location.hash = `#/${pinned.path}`;
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}
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// NESTED HORIZON: Deep-Aware Sub-Navigation
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// === SUBNAV (NESTED HORIZON) ===
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function renderSubNav(parent) {
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const subnav = els.subNav;
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subnav.innerHTML = "";
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@ -159,16 +162,14 @@ function renderSubNav(parent) {
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subnav.appendChild(link);
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});
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requestAnimationFrame(() => {
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subnav.classList.add("visible");
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});
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requestAnimationFrame(() => subnav.classList.add("visible"));
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}
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// === HASH ROUTING ===
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async function handleHash() {
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els.viewer.innerHTML = "";
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const rel = location.hash.replace(/^#\//, "");
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const parts = rel.split("/").filter(Boolean);
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const currentParentPath = parts.slice(0, -1).join("/") || parts[0] || null;
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if (currentParentPath !== currentParent) {
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@ -186,41 +187,28 @@ async function handleHash() {
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if (rel.endsWith('/')) {
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const currentPath = parts.join("/");
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const indexFile = indexFiles.find(f => {
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const dir = f.path.split("/").slice(0, -1).join("/");
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return dir === currentPath;
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});
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if (indexFile) {
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try {
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if (indexFile.ext === ".md") {
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const src = await fetch(indexFile.path).then(r => r.ok ? r.text() : "");
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const html = marked.parse(src || `# ${currentPath.split("/").pop()}\n\nNo content yet.`);
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els.viewer.innerHTML = `<article class="markdown">${html}</article>`;
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} else {
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renderIframe("/" + indexFile.path);
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}
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} catch (e) {
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els.viewer.innerHTML = `<h1>${currentPath.split("/").pop()}</h1><p>No content yet.</p>`;
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if (indexFile.ext === ".md") {
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await renderMarkdown(indexFile.path);
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} else {
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await renderIframe("/" + indexFile.path);
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}
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} else {
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if (topSection) {
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els.sectionSelect.value = topSection;
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renderList();
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loadDefaultForSection(topSection);
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} else {
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els.viewer.innerHTML = `<h1>${currentPath.split("/").pop()}</h1><p>No content yet.</p>`;
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}
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if (topSection) loadDefaultForSection(topSection);
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else els.viewer.innerHTML = `<h1>${currentPath.split("/").pop()}</h1><p>No content yet.</p>`;
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}
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}
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else {
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} else {
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const file = indexData.flat.find(f => f.path === rel);
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if (!file) {
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els.viewer.innerHTML = "<h1>404</h1><p>Not found.</p>";
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return;
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}
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file.ext === ".md" ? await renderMarkdown(file.path) : renderIframe("/" + file.path);
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file.ext === ".md" ? await renderMarkdown(file.path) : await renderIframe("/" + file.path);
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}
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}
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@ -229,53 +217,61 @@ async function renderMarkdown(rel) {
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els.viewer.innerHTML = `<article class="markdown">${marked.parse(src || "# Untitled")}</article>`;
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}
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function renderIframe(src) {
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const iframe = document.createElement("iframe");
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iframe.src = src;
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iframe.loading = "eager";
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iframe.setAttribute("sandbox", "allow-same-origin allow-scripts allow-forms allow-popups");
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iframe.style.width = "100vw";
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iframe.style.height = "calc(100vh - var(--topbar-h) - var(--subnav-h))";
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iframe.style.border = "none";
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iframe.style.borderRadius = "0";
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iframe.style.margin = "0";
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// === PREVIEW + PORTAL ENGINE ===
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async function renderIframe(rel) {
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const preview = await generatePreview(rel);
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const portalBtn = `<button class="portal-btn" data-src="${rel}">Open Full Experience</button>`;
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els.viewer.appendChild(iframe);
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els.viewer.innerHTML = `
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<div class="preview-header">${portalBtn}</div>
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<article class="preview-content">${preview}</article>
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`;
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iframe.onload = () => {
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try {
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const doc = iframe.contentDocument;
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const style = doc.createElement("style");
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style.textContent = `
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html, body {
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background: transparent;
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color: inherit;
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font-family: inherit;
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margin: 0;
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padding: 3rem 4vw;
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}
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* { max-width: 100%; }
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img, video, iframe { max-width: 100%; height: auto; }
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`;
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doc.head.appendChild(style);
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const body = doc.body;
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const hasContent = body && body.innerText.trim().length > 50;
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if (!hasContent) {
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doc.body.innerHTML = `
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<div style="text-align:center;padding:6rem;font-family:Inter,sans-serif;">
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<h1 style="color:#e6e3d7;">${src.split("/").pop().replace(/\..*$/, "")}</h1>
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<p style="color:#888;">No content yet.</p>
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</div>
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`;
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doc.body.style.background = "transparent";
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}
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} catch (e) {}
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};
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els.viewer.querySelector(".portal-btn").addEventListener("click", e => {
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window.open(e.target.dataset.src, "_blank", "noopener,noreferrer");
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});
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}
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async function generatePreview(rel) {
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try {
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const res = await fetch(rel);
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if (!res.ok) throw new Error();
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const html = await res.text();
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let content = html.match(/<body[^>]*>([\s\S]*)<\/body>/i)?.[1] || html;
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// Strip dangerous/interactive elements
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content = content
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.replace(/<script[\s\S]*?<\/script>/gi, "")
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.replace(/<style[\s\S]*?<\/style>/gi, "")
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.replace(/<link[^>]*rel=["']stylesheet["'][^>]*>/gi, "")
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.replace(/\s+(on\w+)=["'][^"']*["']/gi, "")
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.replace(/\s+style=["'][^"']*["']/gi, "");
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const div = document.createElement("div");
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div.innerHTML = content;
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trimPreview(div, 3, 3000); // depth, char limit
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return div.innerHTML || `<p>Empty content.</p>`;
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} catch {
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return `<p>Preview unavailable. <a href="${rel}" target="_blank" rel="noopener">Open directly</a>.</p>`;
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}
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}
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function trimPreview(el, maxDepth, charLimit, depth = 0, chars = 0) {
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if (depth > maxDepth || chars > charLimit) {
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el.innerHTML = "...";
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return;
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}
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for (const child of [...el.children]) {
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trimPreview(child, maxDepth, charLimit, depth + 1, chars + child.textContent.length);
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if (chars > charLimit) child.remove();
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}
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}
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// === DEFAULT VIEW ===
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function renderDefault() {
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const defaultSection = indexData.sections.includes("posts") ? "posts" : (indexData.sections[0] || null);
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const defaultSection = indexData.sections.includes("posts") ? "posts" : indexData.sections[0];
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if (defaultSection) {
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els.sectionSelect.value = defaultSection;
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renderList();
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@ -285,4 +281,5 @@ function renderDefault() {
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}
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}
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// === START ===
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init();
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