import { FilePath, FullSlug, joinSegments } from "../../util/path" import { QuartzEmitterPlugin } from "../types" // @ts-ignore import spaRouterScript from "../../components/scripts/spa.inline" // @ts-ignore import popoverScript from "../../components/scripts/popover.inline" import styles from "../../styles/custom.scss" import popoverStyle from "../../components/styles/popover.scss" import { BuildCtx } from "../../util/ctx" import { StaticResources } from "../../util/resources" import { QuartzComponent } from "../../components/types" import { googleFontHref, joinStyles } from "../../util/theme" import { Features, transform } from "lightningcss" import { transform as transpile } from "esbuild" import { write } from "./helpers" import DepGraph from "../../depgraph" type ComponentResources = { css: string[] beforeDOMLoaded: string[] afterDOMLoaded: string[] } function getComponentResources(ctx: BuildCtx): ComponentResources { const allComponents: Set = new Set() for (const emitter of ctx.cfg.plugins.emitters) { const components = emitter.getQuartzComponents(ctx) for (const component of components) { allComponents.add(component) } } const componentResources = { css: new Set(), beforeDOMLoaded: new Set(), afterDOMLoaded: new Set(), } for (const component of allComponents) { const { css, beforeDOMLoaded, afterDOMLoaded } = component if (css) { componentResources.css.add(css) } if (beforeDOMLoaded) { componentResources.beforeDOMLoaded.add(beforeDOMLoaded) } if (afterDOMLoaded) { componentResources.afterDOMLoaded.add(afterDOMLoaded) } } return { css: [...componentResources.css], beforeDOMLoaded: [...componentResources.beforeDOMLoaded], afterDOMLoaded: [...componentResources.afterDOMLoaded], } } async function joinScripts(scripts: string[]): Promise { // wrap with iife to prevent scope collision const script = scripts.map((script) => `(function () {${script}})();`).join("\n") // minify with esbuild const res = await transpile(script, { minify: true, }) return res.code } function addGlobalPageResources( ctx: BuildCtx, staticResources: StaticResources, componentResources: ComponentResources, ) { const cfg = ctx.cfg.configuration const reloadScript = ctx.argv.serve // popovers if (cfg.enablePopovers) { componentResources.afterDOMLoaded.push(popoverScript) componentResources.css.push(popoverStyle) } if (cfg.analytics?.provider === "google") { const tagId = cfg.analytics.tagId staticResources.js.push({ src: `https://www.googletagmanager.com/gtag/js?id=${tagId}`, contentType: "external", loadTime: "afterDOMReady", }) componentResources.afterDOMLoaded.push(` window.dataLayer = window.dataLayer || []; function gtag() { dataLayer.push(arguments); } gtag("js", new Date()); gtag("config", "${tagId}", { send_page_view: false }); document.addEventListener("nav", () => { gtag("event", "page_view", { page_title: document.title, page_location: location.href, }); });`) } else if (cfg.analytics?.provider === "plausible") { const plausibleHost = cfg.analytics.host ?? "https://plausible.io" componentResources.afterDOMLoaded.push(` const plausibleScript = document.createElement("script") plausibleScript.src = "${plausibleHost}/js/script.manual.js" plausibleScript.setAttribute("data-domain", location.hostname) plausibleScript.defer = true document.head.appendChild(plausibleScript) window.plausible = window.plausible || function() { (window.plausible.q = window.plausible.q || []).push(arguments) } document.addEventListener("nav", () => { plausible("pageview") }) `) } else if (cfg.analytics?.provider === "umami") { componentResources.afterDOMLoaded.push(` const umamiScript = document.createElement("script") umamiScript.src = ${cfg.analytics.host} ?? "https://analytics.umami.is/script.js" umamiScript.setAttribute("data-website-id", "${cfg.analytics.websiteId}") umamiScript.async = true document.head.appendChild(umamiScript) `) } if (cfg.enableSPA) { componentResources.afterDOMLoaded.push(spaRouterScript) } else { componentResources.afterDOMLoaded.push(` window.spaNavigate = (url, _) => window.location.assign(url) window.addCleanup = () => {} const event = new CustomEvent("nav", { detail: { url: document.body.dataset.slug } }) document.dispatchEvent(event) `) } let wsUrl = `ws://localhost:${ctx.argv.wsPort}` if (ctx.argv.remoteDevHost) { wsUrl = `wss://${ctx.argv.remoteDevHost}:${ctx.argv.wsPort}` } if (reloadScript) { staticResources.js.push({ loadTime: "afterDOMReady", contentType: "inline", script: ` const socket = new WebSocket('${wsUrl}') // reload(true) ensures resources like images and scripts are fetched again in firefox socket.addEventListener('message', () => document.location.reload(true)) `, }) } } interface Options { fontOrigin: "googleFonts" | "local" } const defaultOptions: Options = { fontOrigin: "googleFonts", } export const ComponentResources: QuartzEmitterPlugin = (opts?: Partial) => { const { fontOrigin } = { ...defaultOptions, ...opts } return { name: "ComponentResources", getQuartzComponents() { return [] }, async getDependencyGraph(ctx, content, _resources) { // This emitter adds static resources to the `resources` parameter. One // important resource this emitter adds is the code to start a websocket // connection and listen to rebuild messages, which triggers a page reload. // The resources parameter with the reload logic is later used by the // ContentPage emitter while creating the final html page. In order for // the reload logic to be included, and so for partial rebuilds to work, // we need to run this emitter for all markdown files. const graph = new DepGraph() for (const [_tree, file] of content) { const sourcePath = file.data.filePath! const slug = file.data.slug! graph.addEdge(sourcePath, joinSegments(ctx.argv.output, slug + ".html") as FilePath) } return graph }, async emit(ctx, _content, resources): Promise { const promises: Promise[] = [] const cfg = ctx.cfg.configuration // component specific scripts and styles const componentResources = getComponentResources(ctx) // important that this goes *after* component scripts // as the "nav" event gets triggered here and we should make sure // that everyone else had the chance to register a listener for it let googleFontsStyleSheet = "" if (fontOrigin === "local") { // let the user do it themselves in css } else if (fontOrigin === "googleFonts") { if (cfg.theme.cdnCaching) { resources.css.push(googleFontHref(cfg.theme)) } else { let match const fontSourceRegex = /url\((https:\/\/fonts.gstatic.com\/s\/[^)]+\.(woff2|ttf))\)/g googleFontsStyleSheet = await ( await fetch(googleFontHref(ctx.cfg.configuration.theme)) ).text() while ((match = fontSourceRegex.exec(googleFontsStyleSheet)) !== null) { // match[0] is the `url(path)`, match[1] is the `path` const url = match[1] // the static name of this file. const [filename, ext] = url.split("/").pop()!.split(".") googleFontsStyleSheet = googleFontsStyleSheet.replace( url, `/static/fonts/${filename}.ttf`, ) promises.push( fetch(url) .then((res) => { if (!res.ok) { throw new Error(`Failed to fetch font`) } return res.arrayBuffer() }) .then((buf) => write({ ctx, slug: joinSegments("static", "fonts", filename) as FullSlug, ext: `.${ext}`, content: Buffer.from(buf), }), ), ) } } } addGlobalPageResources(ctx, resources, componentResources) const stylesheet = joinStyles( ctx.cfg.configuration.theme, ...componentResources.css, googleFontsStyleSheet, styles, ) const [prescript, postscript] = await Promise.all([ joinScripts(componentResources.beforeDOMLoaded), joinScripts(componentResources.afterDOMLoaded), ]) promises.push( write({ ctx, slug: "index" as FullSlug, ext: ".css", content: transform({ filename: "index.css", code: Buffer.from(stylesheet), minify: true, targets: { safari: (15 << 16) | (6 << 8), // 15.6 ios_saf: (15 << 16) | (6 << 8), // 15.6 edge: 115 << 16, firefox: 102 << 16, chrome: 109 << 16, }, include: Features.MediaQueries, }).code.toString(), }), write({ ctx, slug: "prescript" as FullSlug, ext: ".js", content: prescript, }), write({ ctx, slug: "postscript" as FullSlug, ext: ".js", content: postscript, }), ) return await Promise.all(promises) }, } }