71 lines
1.8 KiB
JavaScript
71 lines
1.8 KiB
JavaScript
// from https://github.com/vuejs/blog
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import fs from 'node:fs'
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import path from 'node:path'
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import matter from 'gray-matter'
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import { fileURLToPath } from 'url';
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import { createMarkdownRenderer } from 'vitepress'
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const __filename = fileURLToPath(import.meta.url);
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const __dirname = path.dirname(__filename);
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const cwd = process.cwd()
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export default {
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watch: path.relative(__dirname, cwd + '/posts/*.md').replace(/\\/g, '/'),
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async load(asFeed = false) {
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const md = await createMarkdownRenderer(cwd)
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const postDir = path.join(cwd, 'posts')
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checkTags()
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return fs
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.readdirSync(postDir)
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.filter((file) => file.endsWith('.md'))
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.map((file) => getPost(md, file, postDir, asFeed))
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.sort((a, b) => b.create - a.create)
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}
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}
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const cache = new Map()
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function getPost(md, file, postDir, asFeed = false) {
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const fullePath = path.join(postDir, file)
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const timestamp = Math.floor(fs.statSync(fullePath).mtimeMs)
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const cached = cache.get(fullePath)
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if (cached && timestamp === cached.timestamp) {
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return cached.post
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}
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const src = fs.readFileSync(fullePath, 'utf-8')
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const { data, excerpt } = matter(src, { excerpt: true })
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const post = {
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title: data.title,
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href: `posts/${file.replace(/\.md$/, '.html')}`,
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create: +new Date(data.date) || timestamp,
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update: timestamp,
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tags: data.tags,
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cover: data.cover,
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excerpt: md.render(excerpt)
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}
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if (asFeed) {
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// only attach these when building the RSS feed to avoid bloating the
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// client bundle size
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post.data = data
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}
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cache.set(fullePath, {
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timestamp,
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post
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})
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return post
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}
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function checkTags() {
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const dir = path.join(cwd, 'tags')
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if (!fs.existsSync(dir)) {
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console.log('Creating page: /tags')
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fs.mkdirSync(dir)
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fs.writeFileSync('tags/index.md', '---\ntitle: 标签\n---\n')
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}
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}
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