From 78bc207967b139f39f4769876f4b60aa5dac89da Mon Sep 17 00:00:00 2001
From: Carlos Bravo <37012961+cbravobernal@users.noreply.github.com>
Date: Wed, 11 Dec 2024 13:08:59 +0100
Subject: [PATCH 1/2] Initial commit

---
 packages/env/lib/wordpress.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/env/lib/wordpress.js b/packages/env/lib/wordpress.js
index bd3c4a23f8ff5d..d5b210eec2ed09 100644
--- a/packages/env/lib/wordpress.js
+++ b/packages/env/lib/wordpress.js
@@ -86,7 +86,7 @@ async function configureWordPress( environment, config, spinner ) {
 		// Ignore error.
 	}
 
-	const installCommand = `wp core install --url="${ config.env[ environment ].config.WP_SITEURL }" --title="${ config.name }" --admin_user=admin --admin_password=password --admin_email=wordpress@example.com --skip-email`;
+	const installCommand = `wp core multisite-install --url="${ config.env[ environment ].config.WP_SITEURL }" --title="${ config.name }" --admin_user=admin --admin_password=password --admin_email=wordpress@example.com --skip-email`;
 
 	// -eo pipefail exits the command as soon as anything fails in bash.
 	const setupCommands = [ 'set -eo pipefail', installCommand ];

From 25e88a5af6e007a8e094787eed107b1e6b744304 Mon Sep 17 00:00:00 2001
From: Carlos Bravo <37012961+cbravobernal@users.noreply.github.com>
Date: Wed, 11 Dec 2024 22:54:54 +0100
Subject: [PATCH 2/2] Got it working

---
 packages/env/lib/init-config.js | 49 ++++++++++++++++++++++++++++++++-
 packages/env/lib/wordpress.js   |  5 +++-
 2 files changed, 52 insertions(+), 2 deletions(-)

diff --git a/packages/env/lib/init-config.js b/packages/env/lib/init-config.js
index 318bcae151b296..9831a1b1b263ba 100644
--- a/packages/env/lib/init-config.js
+++ b/packages/env/lib/init-config.js
@@ -3,7 +3,7 @@
  * External dependencies
  */
 const path = require( 'path' );
-const { writeFile, mkdir } = require( 'fs' ).promises;
+const { writeFile, mkdir, chmod } = require( 'fs' ).promises;
 const { existsSync } = require( 'fs' );
 const yaml = require( 'js-yaml' );
 
@@ -17,6 +17,45 @@ const buildDockerComposeConfig = require( './build-docker-compose-config' );
  * @typedef {import('./config').WPConfig} WPConfig
  */
 
+/**
+ * Default multisite .htaccess content
+ */
+const multisiteHtaccessContent = `# BEGIN WordPress Multisite
+RewriteEngine On
+RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]
+RewriteBase /
+RewriteRule ^index\.php$ - [L]
+
+# add a trailing slash to /wp-admin
+RewriteRule ^wp-admin$ wp-admin/ [R=301,L]
+
+RewriteCond %{REQUEST_FILENAME} -f [OR]
+RewriteCond %{REQUEST_FILENAME} -d
+RewriteRule ^ - [L]
+RewriteRule ^(wp-(content|admin|includes).*) $1 [L]
+RewriteRule ^(.*\.php)$ $1 [L]
+RewriteRule . index.php [L]
+# END WordPress Multisite`;
+
+/**
+ * Writes the .htaccess file for multisite
+ *
+ * @param {string} wpPath Path to WordPress installation
+ * @return {Promise<void>}
+ */
+async function writeMultisiteHtaccess( wpPath ) {
+	try {
+		const htaccessPath = path.join( wpPath, '.htaccess' );
+		await writeFile( htaccessPath, multisiteHtaccessContent );
+		// Set 644 permissions
+		await chmod( htaccessPath, '0644' );
+	} catch ( error ) {
+		throw new Error(
+			`Failed to write multisite .htaccess: ${ error.message }`
+		);
+	}
+}
+
 /**
  * Initializes the local environment so that Docker commands can be run. Reads
  * ./.wp-env.json, creates ~/.wp-env, ~/.wp-env/docker-compose.yml, and
@@ -80,6 +119,14 @@ module.exports = async function initConfig( {
 			yaml.dump( dockerComposeConfig )
 		);
 
+		// Add multisite .htaccess if multisite is enabled
+		if ( config.env.multisite ) {
+			await writeMultisiteHtaccess( '/var/www/html' );
+			if ( config.debug ) {
+				spinner.info( 'Wrote multisite .htaccess file' );
+			}
+		}
+
 		// Write four Dockerfiles for each service we provided.
 		// (WordPress and CLI services, then a development and test environment for each.)
 		for ( const imageType of [ 'WordPress', 'CLI' ] ) {
diff --git a/packages/env/lib/wordpress.js b/packages/env/lib/wordpress.js
index d5b210eec2ed09..ba825c3000a8b8 100644
--- a/packages/env/lib/wordpress.js
+++ b/packages/env/lib/wordpress.js
@@ -86,7 +86,10 @@ async function configureWordPress( environment, config, spinner ) {
 		// Ignore error.
 	}
 
-	const installCommand = `wp core multisite-install --url="${ config.env[ environment ].config.WP_SITEURL }" --title="${ config.name }" --admin_user=admin --admin_password=password --admin_email=wordpress@example.com --skip-email`;
+	const installType = config.env[ environment ].config.multisite
+		? 'multisite-install'
+		: 'install';
+	const installCommand = `wp core ${ installType } --url="${ config.env[ environment ].config.WP_SITEURL }" --title="${ config.name }" --admin_user=admin --admin_password=password --admin_email=wordpress@example.com --skip-email`;
 
 	// -eo pipefail exits the command as soon as anything fails in bash.
 	const setupCommands = [ 'set -eo pipefail', installCommand ];