mirror of
https://github.com/osmarks/website
synced 2025-06-12 19:44:06 +00:00
829 lines
31 KiB
JavaScript
829 lines
31 KiB
JavaScript
const fsp = require("fs").promises
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const fse = require("fs-extra")
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const MarkdownIt = require("markdown-it")
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const pug = require("pug")
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const path = require("path")
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const matter = require("gray-matter")
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const mustache = require("mustache")
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const globalData = require("./global.json")
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const sass = require("sass")
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const R = require("ramda")
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const dayjs = require("dayjs")
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const customParseFormat = require("dayjs/plugin/customParseFormat")
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const nanoid = require("nanoid")
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const htmlMinifier = require("html-minifier").minify
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const terser = require("terser")
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const util = require("util")
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const childProcess = require("child_process")
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const chalk = require("chalk")
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const crypto = require("crypto")
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const uuid = require("uuid")
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const sqlite = require("better-sqlite3")
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const axios = require("axios")
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const msgpack = require("@msgpack/msgpack")
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const esbuild = require("esbuild")
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const htmlparser2 = require("htmlparser2")
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const cssSelect = require("css-select")
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const domSerializer = require("dom-serializer")
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const domutils = require("domutils")
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const feedExtractor = require("@extractus/feed-extractor")
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const https = require("https")
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const pLimit = require("p-limit")
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const json5 = require("json5")
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const readability = require("@mozilla/readability")
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const { JSDOM } = require("jsdom")
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const hljs = require("highlight.js")
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const fts = require("./fts.mjs")
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dayjs.extend(customParseFormat)
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const root = path.join(__dirname, "..")
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const templateDir = path.join(root, "templates")
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const experimentDir = path.join(root, "experiments")
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const blogDir = path.join(root, "blog")
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const errorPagesDir = path.join(root, "error")
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const assetsDir = path.join(root, "assets")
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const outDir = path.join(root, "out")
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const srcDir = path.join(root, "src")
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const nodeModules = path.join(root, "node_modules")
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const axiosInst = axios.create({
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timeout: 10000,
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headers: { "User-Agent": "osmarks.net static site compiler" },
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httpsAgent: new https.Agent({
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keepAlive: true,
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timeout: 10000,
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scheduling: "fifo",
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maxTotalSockets: 20
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})
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})
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const buildID = nanoid()
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globalData.buildID = buildID
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const randomPick = xs => xs[Math.floor(Math.random() * xs.length)]
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globalData.siteDescription = randomPick(globalData.taglines)
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const links = {}
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// Retrieve cached (automatically fetched, but version-controlled) link metadata
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// and manually configured overrides.
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const loadLinksOut = async () => {
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const cache = JSON.parse(await fsp.readFile(path.join(root, "links_cache.json")))
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for (const [url, meta] of Object.entries(cache)) {
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links[url] = {
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...meta,
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inline: undefined
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}
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}
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const manual = json5.parse(await fsp.readFile(path.join(srcDir, "links.json")))
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for (const [url, meta] of Object.entries(manual)) {
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links[url] = {
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...links[url] || {},
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...meta
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}
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}
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for (const [url, meta] of Object.entries(links)) {
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meta.url = url
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}
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}
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const fetchLinksOut = async () => {
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for (const [url, meta] of Object.entries(links)) {
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// All links need at least a title. If that is not there, fetch target.
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if (!meta.title) {
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let article
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if (!url.endsWith(".pdf")) {
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try {
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// I don't know why, but without the timeout race configured here
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const response = await Promise.race([
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axiosInst({ url }),
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new Promise((_, reject) =>
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setTimeout(() => reject(new Error("timeout")), 15000)
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)
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])
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if (response.headers["content-type"].startsWith("text/html")) {
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const doc = new JSDOM(response.data, { url })
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const reader = new readability.Readability(doc.window.document)
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article = reader.parse()
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}
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} catch (e) {
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console.warn(chalk.red(`Failed to fetch ${url}: ${e.message}`))
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}
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}
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if (article && article.title) {
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meta.excerpt = article.excerpt
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meta.title = article.title
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meta.author = article.byline && article.byline.split("\n")[0]
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meta.date = article.publishedTime
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meta.website = article.siteName
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meta.auto = true
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console.log(chalk.greenBright("Fetched"), meta.title)
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} else {
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console.log(chalk.red(`Manual intervention required for`), url)
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}
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}
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}
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const cachedLinks = {}
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for (const [url, meta] of Object.entries(links)) {
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if (meta.auto) {
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cachedLinks[url] = {
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...meta,
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references: undefined,
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url: undefined
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}
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}
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}
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await fsp.writeFile(path.join(root, "links_cache.json"), JSON.stringify(cachedLinks, null, 4))
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}
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const removeExtension = x => x.replace(/\.[^/.]+$/, "")
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const renderContainer = (tokens, idx) => {
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let opening = true
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if (tokens[idx].type === "container__close") {
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let nesting = 0
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for (; tokens[idx].type !== "container__open" && nesting !== 1; idx--) {
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nesting += tokens[idx].nesting
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}
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opening = false
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}
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const m = tokens[idx].info.trim().split(" ");
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const blockType = m.shift()
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const options = {}
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let inQuotes, k, v, arg = false
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while (arg = m.shift()) {
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let wasInQuotes = inQuotes
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if (arg[arg.length - 1] == '"') {
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arg = arg.slice(0, -1)
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inQuotes = false
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}
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if (wasInQuotes) {
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options[k] += " " + arg
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} else {
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[k, ...vs] = arg.split("=")
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let vEmpty = vs.length == 0
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v = vs.join("=")
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if (v && v[0] == '"') {
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inQuotes = true
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v = v.slice(1)
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}
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options[k] = vEmpty ? true : v ?? true
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}
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}
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if (opening) {
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if (blockType === "captioned") {
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const link = `<a href="${md.utils.escapeHtml(options.src)}">`
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return `${options.wide ? "<div class=wider>" : ""}<div class=caption>${options.link ? link : ""}<img src="${md.utils.escapeHtml(options.src)}">${options.link ? "</a>" : ""}`
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} else if (blockType === "epigraph") {
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return `<div class="epigraph"><div>`
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} else if (blockType === "buttons") {
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let out = `<div class="buttons">`
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for (const button of R.sortBy(x => Math.random(), globalData.buttons)) {
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out += `<a class="button" href="${md.utils.escapeHtml(button[1])}"><img src="/assets/images/button_${md.utils.escapeHtml(button[0])}" alt="${md.utils.escapeHtml(button[0])}"></a>`
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}
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return out
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} else if (blockType === "emphasis") {
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return `<div class="emphasis box">`
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}
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} else {
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if (blockType === "captioned") {
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return options.wide ? `</div></div>` : `</div>`
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} else if (blockType === "epigraph") {
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let ret = `</div></div>`
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if (options.attribution) {
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let inner = md.utils.escapeHtml(options.attribution)
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if (options.link) {
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inner = `<a href="${md.utils.escapeHtml(options.link)}">${inner}</a>`
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}
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ret = `<div class="attribution">${md.utils.escapeHtml("— ") + inner}</div>` + ret
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}
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return ret
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} else if (blockType === "buttons" || blockType === "emphasis") {
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return `</div>`
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}
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}
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throw new Error(`unrecognized blockType ${blockType}`)
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}
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const readFile = path => fsp.readFile(path, { encoding: "utf8" })
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const anchor = require("markdown-it-anchor")
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const md = new MarkdownIt({
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html: true,
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highlight: (code, language) => {
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if (language === "squiggle") {
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return `<textarea class=squiggle rows=${code.split("\n").length}>${md.utils.escapeHtml(code.trim())}</textarea>`
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}
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if (language && hljs.getLanguage(language)) {
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try {
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const hl = hljs.highlight(code, { language }).value
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return `<pre class=wider><code class="hljs">${hl}</code></pre>`
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} catch(e) {}
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}
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return "" // default escaping
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}
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})
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.use(require("markdown-it-container"), "", { render: renderContainer, validate: params => true })
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.use(require("markdown-it-footnote"))
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.use(anchor, {
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permalink: anchor.permalink["headerLink"]({
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symbol: "§"
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})
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})
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.use(require("@vscode/markdown-it-katex").default)
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const textRenderer = md.renderer.rules.text
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md.renderer.rules.text = (tokens, idx, options, env, self) => {
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const token = tokens[idx]
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token.content = token.content.replace(/ \- /g, " – ") // highly advanced typography
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return textRenderer(tokens, idx, options, env, self)
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}
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md.renderer.rules.link_open = (tokens, idx, options, env, self) => {
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for (const [attr, value] of tokens[idx].attrs) {
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if (attr === "href") {
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env.urls = env.urls ?? []
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env.urls.push(value)
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}
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}
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return self.renderToken(tokens, idx, options)
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}
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const minifyHTML = x => htmlMinifier(x, {
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collapseWhitespace: true,
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sortAttributes: true,
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sortClassName: true,
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removeRedundantAttributes: true,
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removeAttributeQuotes: true,
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conservativeCollapse: true,
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collapseBooleanAttributes: true
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})
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const renderMarkdown = text => {
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const env = {}
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const html = md.render(text, env)
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return [ html, env.urls ?? [] ]
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}
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// basically just whitespace removal - fast and still pretty good versus unminified code
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const minifyJS = (x, filename) => {
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const res = terser.minify(x, {
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mangle: true,
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compress: true,
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sourceMap: {
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filename,
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url: filename + ".map"
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}
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})
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if (res.warnings) {
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for (const warn of res.warnings) {
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console.warn("MINIFY WARNING:", warn)
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}
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}
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if (res.error) {
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console.warn("MINIFY ERROR:", res.error)
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throw new Error("could not minify " + filename)
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}
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return res
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}
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const minifyJSFile = (incode, filename, out) => {
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const res = minifyJS(incode, filename)
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return Promise.all([ fsp.writeFile(out, res.code), fsp.writeFile(out + ".map", res.map) ])
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}
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const parseFrontMatter = content => {
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const raw = matter(content)
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if (raw.data.updated) {
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raw.data.updated = dayjs(raw.data.updated, "DD/MM/YYYY")
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}
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if (raw.data.created) {
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raw.data.created = dayjs(raw.data.created, "DD/MM/YYYY")
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}
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if (raw.data.created && !raw.data.updated) { raw.data.updated = raw.data.created }
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return raw
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}
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const loadDir = async (dir, func) => {
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const files = await fsp.readdir(dir)
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const out = {}
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await Promise.all(files.map(async file => {
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out[removeExtension(file)] = await func(path.join(dir, file), file)
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}))
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return out
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}
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const applyTemplate = async (template, input, getOutput, options = {}) => {
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const page = parseFrontMatter(await readFile(input))
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if (options.processMeta) { options.processMeta(page.data, page) }
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if (options.processContent) { page.originalContent = page.content; page.content = options.processContent(page.content) }
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const output = await getOutput(page)
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const urlPath = "/" + path.relative(outDir, output).replace(/index\.html$/, "")
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const rendered = template({ ...globalData, ...page.data, content: page.content, path: output.replace(/index\.html$/, "") })
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await fsp.writeFile(output, minifyHTML(rendered))
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page.data.full = page
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return page.data
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}
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const addGuids = R.map(x => ({ ...x, guid: uuid.v5(`${x.lastUpdate}:${x.slug}`, "9111a1fc-59c3-46f0-9ab4-47c607a958f2") }))
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const processTags = meta => {
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meta.accentColor = null
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for (const tag of meta.tags ?? []) {
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if (globalData.tagColors[tag]) {
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meta.accentColor = globalData.tagColors[tag]
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break
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}
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}
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}
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const processExperiments = async () => {
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const templates = globalData.templates
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const experiments = await loadDir(experimentDir, (subdirectory, basename) => {
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return applyTemplate(
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templates.experiment,
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path.join(subdirectory, "index.html"),
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async page => {
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const out = path.join(outDir, page.data.slug)
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await fse.ensureDir(out)
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const allFiles = await fsp.readdir(subdirectory)
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await Promise.all(allFiles.map(file => {
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if (file !== "index.html") {
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return fse.copy(path.join(subdirectory, file), path.join(out, file))
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}
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}))
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const indexPath = path.join(out, "index.html")
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processTags(page.data)
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fts.pushEntry("experiment", {
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url: "/" + page.data.slug,
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title: page.data.title,
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description: page.data.description,
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html: page.content,
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timestamp: dayjs(await fsp.stat(path.join(subdirectory, "index.html")).then(x => x.mtimeMs))
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})
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return indexPath
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},
|
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{ processMeta: meta => {
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meta.slug = meta.slug || basename
|
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}})
|
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})
|
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console.log(chalk.yellow(`${Object.keys(experiments).length} experiments`))
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globalData.experiments = R.sortBy(x => x.title, R.values(experiments))
|
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}
|
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const processBlog = async () => {
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const blog = await loadDir(blogDir, async (file, basename) => {
|
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const page = parseFrontMatter(await readFile(file))
|
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const meta = page.data
|
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meta.slug = meta.slug || removeExtension(basename)
|
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meta.wordCount = page.content.split(/\s+/).map(x => x.trim()).filter(x => x).length
|
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meta.haveSidenotes = true
|
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processTags(meta)
|
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const [html, urls] = renderMarkdown(page.content)
|
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meta.content = html
|
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meta.references = []
|
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|
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for (const url of urls) {
|
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try {
|
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const parsed = new URL(url)
|
||
if (parsed.protocol === "http:" || parsed.protocol === "https:") {
|
||
parsed.hash = "" // TODO handle this more cleanly
|
||
if (!links[parsed]) {
|
||
links[parsed] = {
|
||
inline: true
|
||
}
|
||
links[parsed].references = links[parsed].references ?? []
|
||
links[parsed].references.push(meta.slug)
|
||
}
|
||
}
|
||
} catch (e) {}
|
||
}
|
||
|
||
// this is quite inefficient but we don't have many links so whatever
|
||
for (const [url, umeta] of Object.entries(links)) {
|
||
if (umeta.referenceIn) {
|
||
const refText = umeta.referenceIn[meta.slug]
|
||
if (refText !== undefined) {
|
||
meta.references.push({
|
||
description: refText,
|
||
...links[url]
|
||
})
|
||
}
|
||
}
|
||
}
|
||
|
||
fts.pushEntry("blog", {
|
||
html: meta.content,
|
||
url: "/" + meta.slug,
|
||
timestamp: meta.updated ?? meta.created,
|
||
title: meta.title,
|
||
description: meta.description
|
||
})
|
||
if ((meta.updated ?? meta.created) && !meta.internal) {
|
||
const year = (meta.updated ?? meta.created).format("YYYY")
|
||
meta.bibtex = `@online{osmarks${year}${meta.slug},
|
||
author = {osmarks},
|
||
title = {${meta.title}},
|
||
url = {https://${globalData.domain}/${meta.slug}},
|
||
urldate = {${globalData.renderDate(meta.updated ?? meta.created)}},
|
||
year = {${year}}
|
||
}`
|
||
}
|
||
return meta
|
||
})
|
||
|
||
const series = {}
|
||
for (const [name, data] of Object.entries(blog)) {
|
||
if (data.series_index) {
|
||
series[data.series] ??= []
|
||
series[data.series].push({ index: data.series_index, post: name })
|
||
}
|
||
}
|
||
for (const entries of Object.values(series)) {
|
||
entries.sort((a, b) => a.index - b.index)
|
||
for (let i = 0; i < entries.length; i++) {
|
||
const currentEntry = blog[entries[i].post]
|
||
if (i > 0) {
|
||
currentEntry.prev = blog[entries[i - 1].post]
|
||
}
|
||
if (i + 1 < entries.length) {
|
||
currentEntry.next = blog[entries[i + 1].post]
|
||
}
|
||
}
|
||
}
|
||
for (const page of Object.values(blog)) {
|
||
const out = path.join(outDir, page.slug)
|
||
await fse.ensureDir(out)
|
||
await fsp.writeFile(path.join(out, "index.html"), globalData.templates.blogPost({
|
||
...globalData,
|
||
...page,
|
||
path: `/${page.slug}/` // TODO: inelegant
|
||
}))
|
||
}
|
||
|
||
console.log(chalk.yellow(`${Object.keys(blog).length} blog entries`))
|
||
globalData.blog = addGuids(R.filter(x => !x.draft && !x.internal, R.sortBy(x => x.updated ? -x.updated.valueOf() : 0, R.values(blog))))
|
||
}
|
||
|
||
const processErrorPages = () => {
|
||
const templates = globalData.templates
|
||
return loadDir(errorPagesDir, async (file, basename) => {
|
||
return applyTemplate(templates.experiment, file, async page => {
|
||
return path.join(outDir, basename)
|
||
})
|
||
})
|
||
}
|
||
|
||
const outAssets = path.join(outDir, "assets")
|
||
|
||
globalData.renderDate = date => date.format(globalData.dateFormat)
|
||
const metricPrefixes = ["", "k", "M", "G", "T", "P", "E", "Z", "Y"]
|
||
const applyMetricPrefix = (x, unit) => {
|
||
let log = Math.log10(x)
|
||
let exp = x !== 0 ? Math.floor(log / 3) : 0
|
||
let val = x / Math.pow(10, exp * 3)
|
||
return (exp !== 0 ? val.toFixed(3 - (log - exp * 3)) : val) + metricPrefixes[exp] + unit
|
||
}
|
||
globalData.metricPrefix = applyMetricPrefix
|
||
|
||
const writeBuildID = () => fsp.writeFile(path.join(outDir, "buildID.txt"), buildID)
|
||
|
||
const index = async () => {
|
||
const index = globalData.templates.index({ ...globalData, title: "Index", posts: globalData.blog, description: globalData.siteDescription, path: "/" })
|
||
await fsp.writeFile(path.join(outDir, "index.html"), index)
|
||
}
|
||
|
||
const cache = sqlite("cache.sqlite3")
|
||
cache.exec("CREATE TABLE IF NOT EXISTS cache (k TEXT NOT NULL PRIMARY KEY, v BLOB NOT NULL, ts INTEGER NOT NULL)")
|
||
const writeCacheStmt = cache.prepare("INSERT OR REPLACE INTO cache VALUES (?, ?, ?)")
|
||
const readCacheStmt = cache.prepare("SELECT * FROM cache WHERE k = ?")
|
||
const readCache = (k, maxAge=null, ts=null) => {
|
||
const row = readCacheStmt.get(k)
|
||
if (!row) return
|
||
if ((maxAge && row.ts < (Date.now() - maxAge) || (ts && row.ts != ts))) return
|
||
return msgpack.decode(row.v)
|
||
}
|
||
const writeCache = (k, v, ts=Date.now()) => {
|
||
const enc = msgpack.encode(v)
|
||
writeCacheStmt.run(k, Buffer.from(enc.buffer, enc.byteOffset, enc.byteLength), ts)
|
||
}
|
||
|
||
const DESC_CUT_LEN = 256
|
||
|
||
const cutDesc = desc => desc.length > DESC_CUT_LEN ? `${desc.slice(0, DESC_CUT_LEN)}...` : desc
|
||
|
||
const fetchMicroblog = async () => {
|
||
const cached = readCache("microblog", 60*60*1000)
|
||
if (cached) {
|
||
globalData.microblog = cached
|
||
console.log(chalk.yellow("Using cached microblog"))
|
||
} else {
|
||
// We have a server patch which removes the 20-post hardcoded limit.
|
||
// For some exciting reason microblog.pub does not expose pagination in the *API* components.
|
||
// This is a workaround.
|
||
const posts = (await axiosInst({ url: globalData.microblogSource, headers: { "Accept": 'application/ld+json; profile="https://www.w3.org/ns/activitystreams"' } })).data.orderedItems
|
||
writeCache("microblog", posts)
|
||
globalData.microblog = posts
|
||
}
|
||
|
||
for (const post of globalData.microblog) {
|
||
if (!post.object.content) { continue }
|
||
const desc = fts.stripHTML(post.object.content)
|
||
fts.pushEntry("microblog", {
|
||
url: post.object.id,
|
||
timestamp: dayjs(post.object.published),
|
||
html: post.object.content,
|
||
description: cutDesc(desc),
|
||
ignoreDescription: true
|
||
})
|
||
}
|
||
|
||
globalData.microblog = globalData.microblog.slice(0, 8).map((post, i) => minifyHTML(globalData.templates.activitypub({
|
||
...globalData,
|
||
permalink: post.object.id,
|
||
date: dayjs(post.object.published),
|
||
content: post.object.content,
|
||
i
|
||
})))
|
||
}
|
||
|
||
const fetchFeeds = async () => {
|
||
const cached = readCache("feeds", 60*60*1000)
|
||
if (cached) {
|
||
globalData.openring = cached
|
||
console.log(chalk.yellow("Using cached feeds"))
|
||
} else {
|
||
globalData.openring = {}
|
||
const limiter = pLimit.default(4)
|
||
const getOneFeed = async url => {
|
||
try {
|
||
const data = await axiosInst.get(url)
|
||
return feedExtractor.extractFromXml(data.data)
|
||
} catch (e) {
|
||
console.warn(`${chalk.red("Failed to fetch")} ${url}: ${e.message} ${e.errors && e.errors.map(x => x.message).join("\n")}`)
|
||
}
|
||
}
|
||
await Promise.all(Object.entries(globalData.feeds).map(async ([name, url]) => {
|
||
const feed = await limiter(getOneFeed, url)
|
||
if (feed) {
|
||
globalData.openring[name] = feed
|
||
}
|
||
}))
|
||
writeCache("feeds", globalData.openring)
|
||
}
|
||
|
||
const otherBlogURLs = []
|
||
for (const [name, feed] of Object.entries(globalData.openring)) {
|
||
otherBlogURLs.push([name, feed.link])
|
||
}
|
||
globalData.otherBlogURLs = R.fromPairs(R.sortBy(x => x[0].toLowerCase(), otherBlogURLs))
|
||
const entries = []
|
||
for (const [name, feed] of Object.entries(globalData.openring)) {
|
||
for (const entry of feed.entries) {
|
||
entry.feed = feed
|
||
entry.feedName = name
|
||
}
|
||
const entry = feed.entries[0]
|
||
if (!entry) {
|
||
console.log(chalk.red("Entry missing for"), name)
|
||
continue
|
||
}
|
||
entry.published = Date.parse(entry.published)
|
||
if (isNaN(entry.published)) {
|
||
entry.published = Date.parse(feed.published)
|
||
}
|
||
entry.title = fts.stripHTML(entry.title)
|
||
entry.published = dayjs(entry.published)
|
||
entry.content = cutDesc(fts.stripHTML(entry.description))
|
||
entries.push(entry)
|
||
entry.feedName = name
|
||
}
|
||
entries.sort((a, b) => b.published - a.published)
|
||
|
||
globalData.openring = entries.slice(0, 8).map((post, i) => minifyHTML(globalData.templates.remoteFeedEntry({
|
||
...globalData,
|
||
...post,
|
||
i
|
||
})))
|
||
}
|
||
|
||
const compileCSS = async () => {
|
||
let css = sass.compile(path.join(srcDir, "style.sass"), {
|
||
style: "compressed",
|
||
indentedSyntax: true,
|
||
charset: false
|
||
}).css
|
||
css += "\n"
|
||
css += await fsp.readFile(path.join(srcDir, "comments.css"))
|
||
globalData.css = css
|
||
|
||
const lightThemeHighlight = await fsp.readFile(path.join(srcDir, "light-theme-highlight.css"))
|
||
const darkThemeHighlight = await fsp.readFile(path.join(srcDir, "dark-theme-highlight.css"))
|
||
|
||
// abuse SASS compiler to do minification
|
||
const highlightCSS = sass.compileString(`
|
||
${lightThemeHighlight}
|
||
|
||
@media (prefers-color-scheme: dark) {
|
||
${darkThemeHighlight}
|
||
}
|
||
`, {
|
||
style: "compressed",
|
||
indentedSyntax: false,
|
||
charset: false
|
||
})
|
||
|
||
await fsp.writeFile(path.join(outAssets, "highlight.min.css"), highlightCSS.css)
|
||
}
|
||
|
||
const loadTemplates = async () => {
|
||
globalData.templates = await loadDir(templateDir, async fullPath => pug.compile(await readFile(fullPath), { filename: fullPath }))
|
||
}
|
||
|
||
const genRSS = async () => {
|
||
const rssFeed = globalData.templates.rss({ ...globalData, items: globalData.blog, lastUpdate: new Date() })
|
||
await fsp.writeFile(path.join(outDir, "rss.xml"), rssFeed)
|
||
}
|
||
|
||
const genManifest = async () => {
|
||
const m = mustache.render(await readFile(path.join(assetsDir, "manifest.webmanifest")), globalData)
|
||
fsp.writeFile(path.join(outAssets, "manifest.webmanifest"), m)
|
||
}
|
||
|
||
const minifyJSTask = async () => {
|
||
const jsDir = path.join(assetsDir, "js")
|
||
const jsOutDir = path.join(outAssets, "js")
|
||
await Promise.all((await fsp.readdir(jsDir)).map(async file => {
|
||
const fullpath = path.join(jsDir, file)
|
||
await minifyJSFile(await readFile(fullpath), file, path.join(jsOutDir, file))
|
||
}))
|
||
}
|
||
|
||
const compilePageJSTask = async () => {
|
||
await Promise.all([
|
||
esbuild.build({
|
||
entryPoints: [ path.join(srcDir, "page.js") ],
|
||
bundle: true,
|
||
outfile: path.join(outAssets, "js/page.js"),
|
||
minify: true,
|
||
sourcemap: true,
|
||
external: ["/assets/js/fts_client.js"]
|
||
}),
|
||
esbuild.build({
|
||
entryPoints: [ path.join(srcDir, "fts_client.mjs") ],
|
||
bundle: true,
|
||
outfile: path.join(outAssets, "js/fts_client.js"),
|
||
minify: true,
|
||
sourcemap: true,
|
||
format: "esm"
|
||
}),
|
||
esbuild.build({
|
||
entryPoints: [ path.join(srcDir, "squiggle_rt.mjs") ],
|
||
bundle: true,
|
||
outfile: path.join(outAssets, "js/squiggle_rt.js"),
|
||
minify: true,
|
||
sourcemap: true
|
||
})
|
||
])
|
||
}
|
||
|
||
const compileServiceWorkerJSTask = async () => {
|
||
await esbuild.build({
|
||
entryPoints: [ path.join(srcDir, "sw.js") ],
|
||
bundle: true,
|
||
outfile: path.join(outDir, "sw.js"),
|
||
minify: true,
|
||
sourcemap: true,
|
||
define: {
|
||
"siteVersion": JSON.stringify(globalData.buildID)
|
||
}
|
||
})
|
||
}
|
||
|
||
const doImages = async () => {
|
||
await Promise.all(["images", "osmarks-primary.woff2", "osmarks-primary-semibold.woff2", "osmarks-primary-italic.woff2", "osmarks-mono.woff2", "misc"].map(subpath => fse.copy(path.join(assetsDir, subpath), path.join(outAssets, subpath))))
|
||
|
||
await fse.copy(path.join(nodeModules, "katex", "dist", "fonts"), path.join(outAssets, "fonts"))
|
||
await fse.copy(path.join(nodeModules, "katex", "dist", "katex.min.css"), path.join(outAssets, "katex.min.css"))
|
||
|
||
globalData.images = {}
|
||
await Promise.all(
|
||
(await fse.readdir(path.join(assetsDir, "images"), { encoding: "utf-8" })).map(async image => {
|
||
if (image.endsWith(".original")) { // generate alternative formats
|
||
const stripped = image.replace(/\.original$/).split(".").slice(0, -1).join(".")
|
||
const fullPath = path.join(assetsDir, "images", image)
|
||
const stat = await fse.stat(fullPath)
|
||
const writeFormat = async (name, ext, cmd, supplementaryArgs, suffix="") => {
|
||
let bytes = readCache(`images/${stripped}/${name}`, null, stat.mtimeMs)
|
||
const destFilename = stripped + ext
|
||
const destPath = path.join(outAssets, "images", destFilename)
|
||
if (!bytes) {
|
||
console.log(chalk.keyword("orange")(`Processing image ${stripped} (${name})`))
|
||
await util.promisify(childProcess.execFile)(cmd, supplementaryArgs.concat([
|
||
fullPath,
|
||
destPath
|
||
]))
|
||
writeCache(`images/${stripped}/${name}`, await fsp.readFile(destPath), stat.mtimeMs)
|
||
} else {
|
||
await fsp.writeFile(destPath, bytes)
|
||
}
|
||
|
||
return "/assets/images/" + destFilename
|
||
}
|
||
const dither = await writeFormat("dither-png-small", ".png", path.join(srcDir, "dither.sh"), ["128x128"])
|
||
globalData.images[stripped] = dither
|
||
} else {
|
||
globalData.images[image.split(".").slice(0, -1).join(".")] = "/assets/images/" + image
|
||
}
|
||
})
|
||
)
|
||
}
|
||
|
||
const fetchMycorrhiza = async () => {
|
||
const allPages = await axiosInst({ url: globalData.mycorrhiza + "/list" })
|
||
const dom = htmlparser2.parseDocument(allPages.data)
|
||
const urls = cssSelect.selectAll("main > ol a", dom).map(x => x.attribs.href)
|
||
for (const url of urls) {
|
||
// TODO: this can run in parallel
|
||
const page = await axiosInst({ url: globalData.mycorrhiza + url })
|
||
const dom = htmlparser2.parseDocument(page.data)
|
||
const title = domutils.innerText(cssSelect.selectAll(".navi-title a, .navi-title span", dom).slice(2))
|
||
const article = cssSelect.selectOne("main #hypha article", dom)
|
||
const content = article ? domSerializer.render(article) : ""
|
||
let description = null
|
||
if (description = cssSelect.selectOne("meta[property=og:description]", dom)) {
|
||
description = description.attribs.content
|
||
}
|
||
fts.pushEntry("mycorrhiza", {
|
||
url: globalData.mycorrhiza + url,
|
||
title,
|
||
description,
|
||
html: content,
|
||
timestamp: null
|
||
})
|
||
}
|
||
}
|
||
|
||
const buildFTS = async () => {
|
||
console.log(chalk.yellow("Building full-text search index"))
|
||
const blob = fts.build()
|
||
await fsp.writeFile(path.join(outDir, "fts.bin"), blob)
|
||
}
|
||
|
||
const tasks = {
|
||
errorPages: { deps: ["pagedeps"], fn: processErrorPages },
|
||
templates: { deps: [], fn: loadTemplates },
|
||
pagedeps: { deps: ["templates", "css"] },
|
||
css: { deps: [], fn: compileCSS },
|
||
writeBuildID: { deps: [], fn: writeBuildID },
|
||
index: { deps: ["fetchFeeds", "pagedeps", "blog", "experiments", "images", "fetchMicroblog"], fn: index },
|
||
fetchFeeds: { deps: ["templates"], fn: fetchFeeds },
|
||
rss: { deps: ["blog"], fn: genRSS },
|
||
blog: { deps: ["pagedeps", "loadLinksOut"], fn: processBlog },
|
||
fetchMicroblog: { deps: ["templates"], fn: fetchMicroblog },
|
||
experiments: { deps: ["pagedeps"], fn: processExperiments },
|
||
assetsDir: { deps: [], fn: () => fse.ensureDir(outAssets) },
|
||
manifest: { deps: ["assetsDir"], fn: genManifest },
|
||
minifyJS: { deps: ["assetsDir"], fn: minifyJSTask },
|
||
compilePageJS: { deps: ["assetsDir"], fn: compilePageJSTask },
|
||
serviceWorker: { deps: [], fn: compileServiceWorkerJSTask },
|
||
images: { deps: ["assetsDir"], fn: doImages },
|
||
offlinePage: { deps: ["assetsDir", "pagedeps"], fn: () => applyTemplate(globalData.templates.experiment, path.join(assetsDir, "offline.html"), () => path.join(outAssets, "offline.html"), {}) },
|
||
assets: { deps: ["manifest", "minifyJS", "serviceWorker", "images", "compilePageJS"] },
|
||
main: { deps: ["writeBuildID", "index", "errorPages", "assets", "experiments", "blog", "rss"] },
|
||
searchIndex: { deps: ["blog", "fetchMicroblog", "fetchMycorrhiza", "experiments"], fn: buildFTS },
|
||
fetchMycorrhiza: { deps: [], fn: fetchMycorrhiza },
|
||
fetchLinksOut: { deps: ["blog"], fn: fetchLinksOut },
|
||
loadLinksOut: { deps: [], fn: loadLinksOut }
|
||
}
|
||
|
||
const compile = async () => {
|
||
const done = new Set()
|
||
const inProgress = new Set()
|
||
const go = async finished => {
|
||
if (finished) {
|
||
inProgress.delete(finished)
|
||
done.add(finished)
|
||
console.log(`[${done.size}/${Object.keys(tasks).length}] ` + chalk.green(`Done ${finished}`))
|
||
}
|
||
for (const [task, conf] of Object.entries(tasks)) {
|
||
if (!inProgress.has(task) && !done.has(task) && conf.deps.every(x => done.has(x))) { // dependencies now satisfied for task, execute it
|
||
inProgress.add(task)
|
||
const callback = () => go(task)
|
||
if (conf.fn) {
|
||
console.log(chalk.cyanBright(`Executing ${task}`))
|
||
Promise.resolve(conf.fn()).then(callback, err => {
|
||
console.error(`Error in ${task}: ${err.stack}`)
|
||
process.exit(1)
|
||
})
|
||
} else {
|
||
setImmediate(callback)
|
||
}
|
||
}
|
||
}
|
||
}
|
||
go()
|
||
}
|
||
compile()
|