feat(cleanUrls): Generate "clean urls" in SPA and MPA mode

docs/.vitepress/config.ts

@@ -1,3 +1,4 @@
+
 export default {
   lang: 'en-US',
   title: 'VitePress',

src/client/app/router.ts

@@ -2,6 +2,7 @@ import { reactive, inject, markRaw, nextTick, readonly } from 'vue'
 import type { Component, InjectionKey } from 'vue'
 import { PageData } from '../shared'
 import { inBrowser } from './utils'
+import { siteDataRef } from './data'
 
 export interface Route {
   path: string
@@ -42,10 +43,15 @@ export function createRouter(
 
   function go(href: string = inBrowser ? location.href : '/') {
     // ensure correct deep link so page refresh lands on correct files.
-    const url = new URL(href, fakeHost)
-    if (!url.pathname.endsWith('/') && !url.pathname.endsWith('.html')) {
-      url.pathname += '.html'
-      href = url.pathname + url.search + url.hash
+    if (siteDataRef.value.cleanUrls) {
+      // TODO
+    }
+    else {
+      const url = new URL(href, fakeHost)
+      if (!url.pathname.endsWith('/') && !url.pathname.endsWith('.html')) {
+        url.pathname += '.html'
+        href = url.pathname + url.search + url.hash
+      }
     }
     if (inBrowser) {
       // save scroll position before changing url

src/node/build/render.ts

@@ -138,11 +138,19 @@ export async function renderPage(
     ${inlinedScript}
   </body>
 </html>`.trim()
-  const htmlFileName = path.join(config.outDir, page.replace(/\.md$/, '.html'))
+  const htmlFileName = path.join(config.outDir, transformHTMLFileName(page, config.cleanUrls));
   await fs.ensureDir(path.dirname(htmlFileName))
   await fs.writeFile(htmlFileName, html)
 }
 
+function transformHTMLFileName(page: string, shouldCleanUrls: boolean): string {
+  if (page === 'index.md' || page.endsWith('/index.md')) {
+    return page.replace(/\.md$/, '.html');
+  }
+
+  return page.replace(/\.md$/, shouldCleanUrls ? '/index.html' : '.html');
+}
+
 function resolvePageImports(
   config: SiteConfig,
   page: string,

src/node/config.ts

@@ -54,6 +54,14 @@ export interface UserConfig<ThemeConfig = any> {
    * @experimental
    */
   mpa?: boolean
+
+  /** 
+   * Always use "clean URLs" without the `.html`.
+   * Also generate static files as `foo/index.html` insted of `foo.html`.
+   * (default: false)
+   * @experimental (Works better with mpa mode)
+   */
+  cleanUrls?: boolean
 }
 
 export type RawConfigExports =
@@ -73,6 +81,7 @@ export interface SiteConfig<ThemeConfig = any>
   themeDir: string
   outDir: string
   tempDir: string
+  cleanUrls: boolean;
   alias: AliasOptions
   pages: string[]
 }
@@ -124,6 +133,7 @@ export async function resolveConfig(
     configPath,
     outDir: resolve(root, 'dist'),
     tempDir: path.resolve(APP_PATH, 'temp'),
+    cleanUrls: !!userConfig.cleanUrls,
     markdown: userConfig.markdown,
     alias: resolveAliases(themeDir),
     vue: userConfig.vue,
@@ -229,6 +239,7 @@ export async function resolveSiteData(
     head: userConfig.head || [],
     themeConfig: userConfig.themeConfig || {},
     locales: userConfig.locales || {},
-    langs: createLangDictionary(userConfig)
+    langs: createLangDictionary(userConfig),
+    cleanUrls: userConfig.cleanUrls || false
   }
 }

src/node/markdown/markdown.ts

@@ -16,6 +16,7 @@ import anchor from 'markdown-it-anchor'
 import attrs from 'markdown-it-attrs'
 import emoji from 'markdown-it-emoji'
 import toc from 'markdown-it-table-of-contents'
+import { SiteConfig } from 'config'
 
 export interface MarkdownOptions extends MarkdownIt.Options {
   lineNumbers?: boolean
@@ -47,7 +48,7 @@ export interface MarkdownRenderer {
 export type { Header }
 
 export const createMarkdownRenderer = (
-  srcDir: string,
+  siteConfig: SiteConfig,
   options: MarkdownOptions = {}
 ): MarkdownRenderer => {
   const md = MarkdownIt({
@@ -61,7 +62,7 @@ export const createMarkdownRenderer = (
   md.use(componentPlugin)
     .use(highlightLinePlugin)
     .use(preWrapperPlugin)
-    .use(snippetPlugin, srcDir)
+    .use(snippetPlugin, siteConfig.srcDir)
     .use(hoistPlugin)
     .use(containerPlugin)
     .use(extractHeaderPlugin)
@@ -69,7 +70,7 @@ export const createMarkdownRenderer = (
       target: '_blank',
       rel: 'noopener noreferrer',
       ...options.externalLinks
-    })
+    }, siteConfig.cleanUrls)
     // 3rd party plugins
     .use(attrs, options.attrs)
     .use(anchor, {

src/node/markdown/plugins/link.ts

@@ -11,7 +11,8 @@ const indexRE = /(^|.*\/)index.md(#?.*)$/i
 
 export const linkPlugin = (
   md: MarkdownIt,
-  externalAttrs: Record<string, string>
+  externalAttrs: Record<string, string>,
+  shouldCleanUrls: boolean
 ) => {
   md.renderer.rules.link_open = (tokens, idx, options, env, self) => {
     const token = tokens[idx]
@@ -30,7 +31,7 @@ export const linkPlugin = (
         // mail links
         !url.startsWith('mailto:')
       ) {
-        normalizeHref(hrefAttr)
+        normalizeHref(hrefAttr, shouldCleanUrls)
       }
 
       // encode vite-specific replace strings in case they appear in URLs
@@ -43,7 +44,7 @@ export const linkPlugin = (
     return self.renderToken(tokens, idx, options)
   }
 
-  function normalizeHref(hrefAttr: [string, string]) {
+  function normalizeHref(hrefAttr: [string, string], shouldCleanUrls: boolean) {
     let url = hrefAttr[1]
 
     const indexMatch = url.match(indexRE)
@@ -52,12 +53,12 @@ export const linkPlugin = (
       url = path + hash
     } else {
       let cleanUrl = url.replace(/\#.*$/, '').replace(/\?.*$/, '')
-      // .md -> .html
+      // transform foo.md -> foo[.html]
       if (cleanUrl.endsWith('.md')) {
-        cleanUrl = cleanUrl.replace(/\.md$/, '.html')
+        cleanUrl = cleanUrl.replace(/\.md$/, shouldCleanUrls ? '' : '.html')
       }
-      // ./foo -> ./foo.html
-      if (!cleanUrl.endsWith('.html') && !cleanUrl.endsWith('/')) {
+      // transform ./foo -> ./foo[.html]
+      if (!shouldCleanUrls && !cleanUrl.endsWith('.html') && !cleanUrl.endsWith('/')) {
         cleanUrl += '.html'
       }
       const parsed = new URL(url, 'http://a.com')

src/node/markdownToVue.ts

@@ -8,6 +8,7 @@ import { PageData, HeadConfig } from './shared'
 import { slash } from './utils/slash'
 import chalk from 'chalk'
 import _debug from 'debug'
+import { SiteConfig } from 'config'
 
 const debug = _debug('vitepress:md')
 const cache = new LRUCache<string, MarkdownCompileResult>({ max: 1024 })
@@ -21,13 +22,15 @@ export interface MarkdownCompileResult {
 }
 
 export function createMarkdownToVueRenderFn(
-  srcDir: string,
+  siteConfig: SiteConfig,
   options: MarkdownOptions = {},
   pages: string[],
   userDefines: Record<string, any> | undefined,
   isBuild = false
 ) {
-  const md = createMarkdownRenderer(srcDir, options)
+  const { srcDir } = siteConfig;
+
+  const md = createMarkdownRenderer(siteConfig, options)
   pages = pages.map((p) => slash(p.replace(/\.md$/, '')))
 
   const userDefineRegex = userDefines

src/node/plugin.ts

@@ -80,7 +80,7 @@ export function createVitePressPlugin(
     configResolved(resolvedConfig) {
       config = resolvedConfig
       markdownToVue = createMarkdownToVueRenderFn(
-        srcDir,
+        siteConfig,
         markdown,
         pages,
         config.define,

types/shared.d.ts

@@ -40,7 +40,8 @@ export interface SiteData<ThemeConfig = any> {
        */
       label: string
     }
-  >
+  >,
+  cleanUrls: boolean;
 }
 
 export type HeadConfig =