From c664bc923cb32772e463f621005481cc9d6a8156 Mon Sep 17 00:00:00 2001
From: unknown <matthew@skypack.dev>
Date: Wed, 1 Jun 2022 11:51:40 -0400
Subject: [PATCH] provide import.meta.env.SITE when there are private envs

---
 packages/astro/src/vite-plugin-env/index.ts                  | 1 +
 packages/astro/test/astro-envs.test.js                       | 5 +++++
 packages/astro/test/fixtures/astro-envs/astro.config.mjs     | 1 +
 .../astro/test/fixtures/astro-envs/src/pages/index.astro     | 1 +
 4 files changed, 8 insertions(+)

diff --git a/packages/astro/src/vite-plugin-env/index.ts b/packages/astro/src/vite-plugin-env/index.ts
index a510f2eee8ca..672fe5a0f0da 100644
--- a/packages/astro/src/vite-plugin-env/index.ts
+++ b/packages/astro/src/vite-plugin-env/index.ts
@@ -85,6 +85,7 @@ export default function envVitePlugin({
 					replacements = Object.fromEntries(entries);
 					// These additional replacements are needed to match Vite
 					replacements = Object.assign(replacements, {
+						'import.meta.env.SITE': astroConfig.site ? `'${astroConfig.site}'` : 'undefined',
 						// This catches destructed `import.meta.env` calls,
 						// BUT we only want to inject private keys referenced in the file.
 						// We overwrite this value on a per-file basis.
diff --git a/packages/astro/test/astro-envs.test.js b/packages/astro/test/astro-envs.test.js
index f44b007c8592..da2332c9eb07 100644
--- a/packages/astro/test/astro-envs.test.js
+++ b/packages/astro/test/astro-envs.test.js
@@ -30,6 +30,11 @@ describe('Environment Variables', () => {
 		expect(indexHtml).to.include('BLUE_BAYOU');
 	});
 
+	it('does render builtin SITE env', async () => {
+		let indexHtml = await fixture.readFile('/index.html');
+		expect(indexHtml).to.include('http://example.com');
+	});
+
 	it('includes public env in client-side JS', async () => {
 		let dirs = await fixture.readdir('/');
 		let found = false;
diff --git a/packages/astro/test/fixtures/astro-envs/astro.config.mjs b/packages/astro/test/fixtures/astro-envs/astro.config.mjs
index 88193061246b..7bb1b85f1d15 100644
--- a/packages/astro/test/fixtures/astro-envs/astro.config.mjs
+++ b/packages/astro/test/fixtures/astro-envs/astro.config.mjs
@@ -3,5 +3,6 @@ import vue from '@astrojs/vue';
 
 // https://astro.build/config
 export default defineConfig({
+	site: 'http://example.com',
 	integrations: [vue()],
 });
diff --git a/packages/astro/test/fixtures/astro-envs/src/pages/index.astro b/packages/astro/test/fixtures/astro-envs/src/pages/index.astro
index f71c11db75dc..3c265dbef736 100644
--- a/packages/astro/test/fixtures/astro-envs/src/pages/index.astro
+++ b/packages/astro/test/fixtures/astro-envs/src/pages/index.astro
@@ -3,4 +3,5 @@ import Client from '../components/Client.vue';
 ---
 <environment-variable>{import.meta.env.PUBLIC_PLACE}</environment-variable>
 <environment-variable>{import.meta.env.SECRET_PLACE}</environment-variable>
+<environment-variable>{import.meta.env.SITE}</environment-variable>
 <Client client:load />