134 lines
4.4 KiB
TypeScript
134 lines
4.4 KiB
TypeScript
import fs from 'fs'
|
|
import process from 'process'
|
|
import { Feed } from 'feed'
|
|
import articlesConfig from './articles/config.json'
|
|
|
|
function getFiles(dir: string): string[] {
|
|
return fs.readdirSync(dir).flatMap((name) => {
|
|
const path = `${dir}/${name}`
|
|
if (fs.statSync(path).isDirectory()) {
|
|
return getFiles(path)
|
|
} else {
|
|
return [path]
|
|
}
|
|
})
|
|
}
|
|
|
|
const METADATA_BLOCK_REGEX = /^---\n([\s\S]*?)---\n/m
|
|
const METADATA_REGEX = /^(\w+):(.*)$/gm
|
|
|
|
function readArticleMetadata(path: string): Record<string, string> | null {
|
|
const content = fs.readFileSync(path, { encoding: 'utf8' })
|
|
const match: RegExpExecArray | null = METADATA_BLOCK_REGEX.exec(content)
|
|
if (!match || !match[1]) {
|
|
console.warn(`No metadata for: ${path}`)
|
|
return null
|
|
}
|
|
let subMatch: RegExpExecArray | null = null
|
|
const metadata: Record<string, string> = {
|
|
path: path.replaceAll('/index.md', ''),
|
|
}
|
|
const dateMatch = path.match(/(\d{4}\/\d{2}\/\d{2})/)
|
|
if (dateMatch && dateMatch[1]) {
|
|
metadata['date'] = dateMatch[1].replaceAll('/', '-')
|
|
}
|
|
do {
|
|
subMatch = METADATA_REGEX.exec(match[1])
|
|
if (subMatch && subMatch[1] && subMatch[2]) {
|
|
metadata[subMatch[1]] = subMatch[2].trim()
|
|
}
|
|
} while (subMatch)
|
|
return metadata
|
|
}
|
|
|
|
function formatArticlePage(metadata: Record<string, string>, baseHtml: string): string {
|
|
let outHtml = baseHtml
|
|
outHtml = outHtml.replace(/<.*?property="og:url".*?>/gm, '')
|
|
outHtml = outHtml.replace(
|
|
/<\/head>/gm,
|
|
`<meta property="og:url" content="${articlesConfig['base_url']}${metadata.path}/">\n</head>`,
|
|
)
|
|
const blog_title = articlesConfig['title']?.replace(/(<([^>]+)>)/gi, '').trim()
|
|
if (metadata.title) {
|
|
const title = metadata.title.replace(/(<([^>]+)>)/gi, '').trim()
|
|
outHtml = outHtml.replace(/<title>.*?<\/title>/gm, `<title>${blog_title} — ${title}</title>`)
|
|
outHtml = outHtml.replace(/<.*?property="og:title".*?>/gm, '')
|
|
outHtml = outHtml.replace(
|
|
/<\/head>/gm,
|
|
`<meta property="og:title" content="${title}">\n</head>`,
|
|
)
|
|
outHtml = outHtml.replace(/<.*?property="og:description".*?>/gm, '')
|
|
outHtml = outHtml.replace(
|
|
/<\/head>/gm,
|
|
`<meta property="og:description" content="${blog_title}">\n</head>`,
|
|
)
|
|
}
|
|
if (metadata.thumbnail) {
|
|
outHtml = outHtml.replace(/<.*?property="og:image".*?>/gm, '')
|
|
outHtml = outHtml.replace(
|
|
/<\/head>/gm,
|
|
`<meta property="og:image" content="${metadata.thumbnail.replace('./', articlesConfig['base_url'] + metadata.path + '/')}">\n</head>`,
|
|
)
|
|
}
|
|
return outHtml
|
|
}
|
|
|
|
function addFeedArticle(metadata: Record<string, string>, feed: Feed) {
|
|
if (metadata.draft !== 'true') {
|
|
feed.addItem({
|
|
title: metadata.title.replace(/(<([^>]+)>)/gi, '').trim(),
|
|
id: metadata.path,
|
|
link: `${articlesConfig['base_url']}${metadata.path}/`,
|
|
date: new Date(Date.parse(metadata.date)),
|
|
image: metadata.thumbnail.replace('./', articlesConfig['base_url'] + metadata.path + '/'),
|
|
})
|
|
}
|
|
}
|
|
|
|
const indexContent = fs.readFileSync('dist/index.html', { encoding: 'utf8' })
|
|
|
|
if (!indexContent) {
|
|
console.error('Could not read dist/index.html')
|
|
process.exit(1)
|
|
}
|
|
|
|
const metadatas = getFiles('articles')
|
|
.filter((path) => path.match(/\d{4}\/\d{2}\/\d{2}\/index.md$/))
|
|
.map((path) => readArticleMetadata(path))
|
|
.filter((metadata) => !!metadata)
|
|
|
|
const feed = new Feed({
|
|
title: articlesConfig['title']?.replace(/(<([^>]+)>)/gi, '').trim() ?? '',
|
|
id: articlesConfig['base_url'],
|
|
link: articlesConfig['base_url'],
|
|
language: articlesConfig['lang'],
|
|
favicon: articlesConfig['base_url'] + 'articles/favicon.ico',
|
|
generator: 'md-blog',
|
|
feedLinks: {
|
|
json: articlesConfig['base_url'] + 'feed.json',
|
|
atom: articlesConfig['base_url'] + 'atom.xml',
|
|
rss: articlesConfig['base_url'] + 'rss',
|
|
},
|
|
updated: new Date(
|
|
Math.max(
|
|
0,
|
|
...metadatas
|
|
.filter((metadata) => metadata.draft !== 'true')
|
|
.map((metadata) => Date.parse(metadata.date)),
|
|
),
|
|
),
|
|
})
|
|
|
|
metadatas.forEach((metadata) => {
|
|
fs.writeFileSync(`dist/${metadata.path}/index.html`, formatArticlePage(metadata, indexContent))
|
|
console.info(`Wrote dist/${metadata.path}/index.html`)
|
|
addFeedArticle(metadata, feed)
|
|
})
|
|
|
|
fs.writeFileSync('dist/feed.json', feed.json1())
|
|
console.info(`Wrote dist/feed.json`)
|
|
fs.writeFileSync('dist/atom.xml', feed.atom1())
|
|
console.info(`Wrote dist/atom.xml`)
|
|
fs.writeFileSync('dist/rss.xml', feed.rss2())
|
|
console.info(`Wrote dist/rss.xml`)
|