mirror of
https://github.com/caddyserver/website.git
synced 2025-04-22 13:06:16 -04:00
98 lines
No EOL
3.1 KiB
JavaScript
98 lines
No EOL
3.1 KiB
JavaScript
ready(function() {
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// highlight current page in left nav
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let currentPageLink = $('main nav a[href="'+window.location.pathname+'"]');
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if (window.location.pathname.startsWith("/docs/json/")) {
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// as a special case, highlight the JSON structure link anywhere within it
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currentPageLink = $('main nav a[href="/docs/json/"]');
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}
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if (window.location.pathname.startsWith("/docs/modules/")) {
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// as another special case, highlight the modules link anywhere within it
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currentPageLink = $('main nav a[href="/docs/modules/"]');
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}
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currentPageLink?.classList?.add('current');
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// generate in-page nav before adding anchor links to headings
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const spacingMS = 50;
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let delay = spacingMS;
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$$('main article h2').forEach(elem => {
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const a = document.createElement('a');
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a.innerText = elem.innerText;
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a.href = `#${elem.id}`;
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setTimeout(function() {
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$('#pagenav').append(a);
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}, delay);
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delay += spacingMS;
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});
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// add anchor links, inspired by https://github.com/bryanbraun/anchorjs
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$$('article > h2[id], article > h3[id], article > h4[id], article > h5[id], article > h6[id]').forEach(function(elem) {
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const anchor = document.createElement('a');
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anchor.href = `#${elem.id}`;
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anchor.classList.add('anchor-link');
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anchor.title = "Link to this section";
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anchor.innerText = '🔗';
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elem.append(anchor);
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});
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const autonav = $('#autonav');
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// when a left-side-nav-link is hovered, show the in-page nav in a popout to the side
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on('mouseover', 'main nav li a:not(#autonav a)', async e => {
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// only show the pop-out nav if not on mobile/narrow screen
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if ($('#docs-menu').offsetParent != null) {
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return;
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}
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const response = await fetch("/temporary-markdown-proxy"+e.target.getAttribute('href'));
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const markdown = await response.text();
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const tokens = marked.lexer(markdown);
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// empty the container
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autonav.replaceChildren();
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let seenH1 = false;
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for (const tkn of tokens) {
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if (tkn.type != "heading") continue;
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if (tkn.depth == 1) {
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seenH1 = true;
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}
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if (!seenH1 || tkn.depth != 2) continue;
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// this includes HTML entities like < (i.e. not user-facing text), but
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// that's how the server-side markdown renderer does it too ¯\_(ツ)_/¯
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const anchor = anchorID(tkn.text);
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const a = document.createElement('a');
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a.classList.add('autonav-link');
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a.innerHTML = marked.parseInline(tkn.text);
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a.href = `${e.target.href}#${anchor}`;
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autonav.append(a);
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}
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if ($('#autonav *')) {
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const sections = document.createElement('div')
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sections.classList.add('heading');
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sections.innerText = 'Sections';
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autonav.prepend(sections);
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e.target.closest('li').append(autonav);
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autonav.style.display = ''; // unhide the container
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} else {
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// no links; hide the container so we don't see an empty box
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autonav.style.display = 'none';
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}
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});
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});
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on('click', '#docs-menu', e => {
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const nav = $('#docs-menu-container');
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if (!nav.offsetHeight) {
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nav.style.height = `${nav.scrollHeight}px`;
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} else {
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nav.style.height = 0;
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}
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});
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function anchorID(text) {
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return text.trim().toLowerCase().replace(/\s/g, '-').replace(/[^\w-]/g, '');
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} |