chore: remove plugin-middleware

packages/astro/src/core/build/plugins/README.md

@@ -2,15 +2,6 @@
 
 This file serves as developer documentation to explain how the internal plugins work
 
-
-## `plugin-middleware`
-
-This plugin is responsible to retrieve the `src/middleware.{ts.js}` file and emit an entry point during the SSR build.
-
-The final file is emitted only if the user has the middleware file. The final name of  the file is `middleware.mjs`.
-
-The file emitted has this content, more or less:
-
 ```js
 import { onRequest } from "@astro-middleware";
 export { onRequest }

packages/astro/src/core/build/plugins/index.ts

@@ -7,7 +7,6 @@ import { pluginComponentEntry } from './plugin-component-entry.js';
 import { pluginCSS } from './plugin-css.js';
 import { pluginHoistedScripts } from './plugin-hoisted-scripts.js';
 import { pluginInternals } from './plugin-internals.js';
-import { pluginMiddleware } from './plugin-middleware.js';
 import { pluginPages } from './plugin-pages.js';
 import { pluginPrerender } from './plugin-prerender.js';
 import { pluginRenderers } from './plugin-renderers.js';
@@ -19,7 +18,6 @@ export function registerAllPlugins({ internals, options, register }: AstroBuildP
 	register(pluginAnalyzer(internals));
 	register(pluginInternals(internals));
 	register(pluginRenderers(options, internals));
-	register(pluginMiddleware(options, internals));
 	register(pluginPages(options, internals));
 	register(pluginCSS(options, internals));
 	register(astroHeadBuildPlugin(options, internals));

packages/astro/src/core/build/plugins/plugin-pages.ts

@@ -3,9 +3,9 @@ import { addRollupInput } from '../add-rollup-input.js';
 import { type BuildInternals } from '../internal.js';
 import type { AstroBuildPlugin } from '../plugin';
 import type { StaticBuildOptions } from '../types';
-import { MIDDLEWARE_MODULE_ID } from './plugin-middleware.js';
 import { RENDERERS_MODULE_ID } from './plugin-renderers.js';
 import { extname } from 'node:path';
+import { MIDDLEWARE_PATH_SEGMENT_NAME } from '../../constants.js';
 
 export const ASTRO_PAGE_MODULE_ID = '@astro-page:';
 export const ASTRO_PAGE_RESOLVED_MODULE_ID = '\0@astro-page:';
@@ -64,8 +64,13 @@ function vitePluginPages(opts: StaticBuildOptions, internals: BuildInternals): V
 						exports.push(`export { renderers };`);
 
 						if (opts.settings.config.experimental.middleware) {
-							imports.push(`import * as _middleware from "${MIDDLEWARE_MODULE_ID}";`);
-							exports.push(`export const middleware = _middleware;`);
+							const middlewareId = await this.resolve(
+								`${opts.settings.config.srcDir.pathname}/${MIDDLEWARE_PATH_SEGMENT_NAME}`
+							);
+							if (middlewareId) {
+								imports.push(`import * as _middleware from "${middlewareId.id}";`);
+								exports.push(`export const middleware = _middleware;`);
+							}
 						}
 
 						return `${imports.join('\n')}${exports.join('\n')}`;

packages/astro/src/core/build/plugins/plugin-ssr.ts

@@ -13,10 +13,10 @@ import { serializeRouteData } from '../../routing/index.js';
 import { addRollupInput } from '../add-rollup-input.js';
 import { getOutFile, getOutFolder } from '../common.js';
 import { cssOrder, mergeInlineCss, type BuildInternals } from '../internal.js';
-import { MIDDLEWARE_MODULE_ID } from './plugin-middleware.js';
 import { extname } from 'node:path';
 import { RENDERERS_MODULE_ID } from './plugin-renderers.js';
 import { ASTRO_PAGE_EXTENSION_POST_PATTERN, ASTRO_PAGE_MODULE_ID } from './plugin-pages.js';
+import { MIDDLEWARE_PATH_SEGMENT_NAME } from '../../constants.js';
 
 export const virtualModuleId = '@astrojs-ssr-virtual-entry';
 const resolvedVirtualModuleId = '\0' + virtualModuleId;
@@ -50,8 +50,13 @@ function vitePluginSSR(
 				const exports: string[] = [];
 				let middleware;
 				if (config.experimental?.middleware === true) {
-					imports.push(`import * as _middleware from "${MIDDLEWARE_MODULE_ID}"`);
-					middleware = 'middleware: _middleware';
+					const middlewareId = await this.resolve(
+						`${config.srcDir.pathname}/${MIDDLEWARE_PATH_SEGMENT_NAME}`
+					);
+					if (middlewareId) {
+						imports.push(`import * as _middleware from "${middlewareId.id}"`);
+						middleware = 'middleware: _middleware';
+					}
 				}
 				let i = 0;
 				const pageMap: string[] = [];
@@ -110,8 +115,7 @@ const _start = 'start';
 if(_start in adapter) {
 	adapter[_start](_manifest, _args);
 }`;
-				const result = [imports.join('\n'), contents.join('\n'), content, exports.join('\n')];
-				return result.join('\n');
+				return `${imports.join('\n')}\n${contents.join('\n')}\n${content}\n${exports.join('\n')}`;
 			}
 			return void 0;
 		},

packages/astro/src/core/build/static-build.ts

@@ -24,7 +24,6 @@ import { generatePages } from './generate.js';
 import { trackPageData } from './internal.js';
 import { createPluginContainer, type AstroBuildPluginContainer } from './plugin.js';
 import { registerAllPlugins } from './plugins/index.js';
-import { RESOLVED_MIDDLEWARE_MODULE_ID } from './plugins/plugin-middleware.js';
 import { RESOLVED_RENDERERS_MODULE_ID } from './plugins/plugin-renderers.js';
 import type { PageBuildData, StaticBuildOptions } from './types';
 import { getTimeStat } from './util.js';
@@ -184,8 +183,6 @@ async function ssrBuild(
 								.replaceAll('.', '_')
 								// this must be last
 								.replace(ASTRO_PAGE_EXTENSION_POST_PATTERN, '.')}.mjs`;
-						} else if (chunkInfo.facadeModuleId === RESOLVED_MIDDLEWARE_MODULE_ID) {
-							return 'middleware.mjs';
 						} else if (chunkInfo.facadeModuleId === RESOLVED_RENDERERS_MODULE_ID) {
 							return 'renderers.mjs';
 						} else {

packages/integrations/mdx/src/index.ts

@@ -12,7 +12,6 @@ import { VFile } from 'vfile';
 import type { Plugin as VitePlugin } from 'vite';
 import { getRehypePlugins, getRemarkPlugins, recmaInjectImportMetaEnvPlugin } from './plugins.js';
 import { getFileInfo, ignoreStringPlugins, parseFrontmatter } from './utils.js';
-import { extname } from 'node:path';
 
 export type MdxOptions = Omit<typeof markdownConfigDefaults, 'remarkPlugins' | 'rehypePlugins'> & {
 	extendMarkdownConfig: boolean;