Disable Jetpack Stats for local sites

packages/common/lib/mu-plugins.ts

@@ -332,13 +332,12 @@ function getStandardMuPlugins( options: MuPluginOptions ): MuPlugin[] {
 	muPlugins.push( {
 		filename: '0-deactivate-jetpack-modules.php',
 		content: `<?php
-			// Disable Jetpack Protect 2FA for local auto-login purpose
-			add_action( 'jetpack_active_modules', 'jetpack_deactivate_modules' );
-			function jetpack_deactivate_modules( $active ) {
-				if ( ( $index = array_search('protect', $active, true) ) !== false ) {
-					unset( $active[ $index ] );
-				}
-				return $active;
+			// Disable Jetpack Protect so local auto-login is not blocked by 2FA.
+			// Disable Jetpack Stats so local previews and thumbnails do not bump remote site stats.
+			add_filter( 'jetpack_active_modules', 'studio_deactivate_jetpack_modules' );
+			function studio_deactivate_jetpack_modules( $active ) {
+				$disabled_modules = array( 'protect', 'stats' );
+				return array_values( array_diff( $active, $disabled_modules ) );
 			}
 	`,
 	} );

packages/common/lib/tests/mu-plugins.test.ts

@@ -115,6 +115,30 @@ describe( 'writeStudioMuPluginsForNativePhpRuntime', () => {
 		expect( generatedPlugins ).toContain( '0-enable-auto-updates.php' );
 		expect( generatedPlugins ).not.toContain( '0-disable-auto-updates.php' );
 	} );
+
+	it( 'should disable Jetpack modules that affect local development', async () => {
+		await writeStudioMuPluginsForNativePhpRuntime( sitePath, false );
+
+		const loaderPath = join(
+			sitePath,
+			'wp-content',
+			'mu-plugins',
+			STUDIO_LOADER_MU_PLUGIN_FILENAME
+		);
+		const loaderContent = await readFile( loaderPath, 'utf8' );
+		const muPluginsDir = loaderContent.match( /\$studio_mu_plugins_dir = '([^']+)';/ )?.[ 1 ];
+
+		expect( muPluginsDir ).toBeTruthy();
+
+		const content = await readFile(
+			join( muPluginsDir as string, '0-deactivate-jetpack-modules.php' ),
+			'utf8'
+		);
+
+		expect( content ).toContain( "add_filter( 'jetpack_active_modules'" );
+		expect( content ).toContain( "$disabled_modules = array( 'protect', 'stats' );" );
+		expect( content ).toContain( 'array_diff( $active, $disabled_modules )' );
+	} );
 } );
 
 describe( 'getMuPlugins error capture', () => {