Initalize

node_modules/@lando/vitepress-theme-default-plus/node/add-metadata.js

@@ -0,0 +1,65 @@
+import {resolve} from 'node:path';
+
+import Debug from 'debug';
+
+export default async function(pageData, {
+  debug = Debug('@lando/add-metadata'),  // eslint-disable-line
+  siteConfig,
+} = {}) {
+  debug = debug.extend(`${pageData.relativePath}`);
+  // get stuff
+  const {frontmatter, lastUpdated, relativePath} = pageData;
+  const {site} = siteConfig;
+
+  // make sure header info is at least an empty array
+  if (!Array.isArray(frontmatter.head)) frontmatter.head = [];
+  // retrieve metadata
+  const autometa = siteConfig?.site?.themeConfig?.autometa ?? false;
+
+  if (autometa !== false) {
+    const {canonicalUrl, image, twitter, x} = autometa;
+    const title = frontmatter.title ?? pageData.title ?? site.title;
+    const description = frontmatter.description ?? frontmatter.summary ?? site.description;
+    const i = frontmatter.image ?? image ?? site?.logo?.src;
+    const xandle = x ?? twitter;
+    const published = new Date(Number.isNaN(lastUpdated) || !lastUpdated ? Date.now() : lastUpdated);
+
+    // generics
+    frontmatter.head.push(
+      ['meta', {name: 'twitter:card', content: 'summary'}],
+      ['meta', {name: 'twitter:title', content: title}],
+      ['meta', {name: 'twitter:description', content: description}],
+      ['meta', {name: 'twitter:image', content: i}],
+      ['meta', {name: 'twitter:image:alt', content: title}],
+      ['meta', {property: 'og:type', content: 'article'}],
+      ['meta', {property: 'og:title', content: title}],
+      ['meta', {property: 'og:description', content: description}],
+      ['meta', {property: 'og:site_name', content: site.title}],
+      ['meta', {name: 'og:image', content: i}],
+      ['meta', {name: 'og:image:alt', content: title}],
+      ['meta', {property: 'article:published_time', content: published}],
+      ['meta', {itemprop: 'name', content: title}],
+      ['meta', {itemprop: 'description', content: description}],
+    );
+    debug('set metadata %o', {title, description, i, published});
+
+    // twitter/x
+    if (xandle) {
+      frontmatter.head.push(['meta', {name: 'twitter:site', content: xandle}]);
+      debug('set xandle to %o', xandle);
+    }
+
+    // canonical stuff
+    if (canonicalUrl) {
+      const pathname = relativePath.replace(/(^|\/)index\.md$/, '$1').replace(/\.md$/, site.cleanUrls ? '' : '.html');
+      const url = new URL(resolve(site.base, pathname), canonicalUrl);
+      const {href} = url;
+      frontmatter.head.unshift(
+        ['meta', {name: 'twitter:url', content: href}],
+        ['meta', {property: 'og:url', content: href}],
+        ['link', {rel: 'canonical', href: href}],
+      );
+      debug('set canonical url to %o', href);
+    }
+  }
+};