WooCommerce Analytics: Add proxy speed module to enhance proxy API performance

projects/packages/woocommerce-analytics/changelog/add-wca-proxy-speed-module

@@ -0,0 +1,4 @@
+Significance: minor
+Type: added
+
+Add proxy speed module to enhance proxy API performance

projects/packages/woocommerce-analytics/src/class-woocommerce-analytics.php

@@ -22,6 +22,13 @@ class Woocommerce_Analytics {
 	 */
 	const PACKAGE_VERSION = '0.8.0';
 
+	/**
+	 * Proxy speed module version.
+	 *
+	 * @var string
+	*/
+	const PROXY_SPEED_MODULE_VERSION = '1.0.0';
+
 	/**
 	 * Initializer.
 	 * Used to configure the WooCommerce Analytics package.
@@ -131,4 +138,58 @@ public static function register_rest_routes() {
 		$controller = new WC_Analytics_Tracking_Proxy();
 		$controller->register_routes();
 	}
+
+	/**
+	 * Maybe add proxy speed module.
+	 */
+	public static function maybe_add_proxy_speed_module() {
+		if ( ! function_exists( 'WP_Filesystem' ) ) {
+			require_once ABSPATH . 'wp-admin/includes/file.php';
+		}
+
+		// Initialize the WP filesystem.
+		WP_Filesystem();
+
+		// Create the mu-plugin directory if it doesn't exist.
+		if ( ! is_dir( WPMU_PLUGIN_DIR ) ) {
+			wp_mkdir_p( WPMU_PLUGIN_DIR );
+		}
+
+		// If the mu-plugin directory doesn't exist, we can't copy the files.
+		if ( ! is_dir( WPMU_PLUGIN_DIR ) ) {
+			return;
+		}
+
+		if ( get_option( 'woocommerce_analytics_proxy_speed_module_version' ) === self::PROXY_SPEED_MODULE_VERSION ) {
+			// No need to copy the files again.
+			return;
+		}
+
+		update_option( 'woocommerce_analytics_proxy_speed_module_version', self::PROXY_SPEED_MODULE_VERSION );
+		$mu_plugin_src_file  = __DIR__ . '/mu-plugin/woocommerce-analytics-proxy-speed-module.php';
+		$mu_plugin_dest_file = WPMU_PLUGIN_DIR . '/woocommerce-analytics-proxy-speed-module.php';
+		$results             = copy( $mu_plugin_src_file, $mu_plugin_dest_file );
+
+		if ( ! $results ) {
+			if ( function_exists( 'wc_get_logger' ) ) {
+				wc_get_logger()->error( 'Failed to copy the WooCommerce Analytics proxy speed module files.', array( 'source' => 'woocommerce-analytics' ) );
+			}
+		}
+	}
+
+	/**
+	 * Maybe removes the proxy speed module. This should be invoked when the plugin is deactivated.
+	 */
+	public static function maybe_remove_proxy_speed_module() {
+		/**
+		 * Clean up MU plugin.
+		 */
+		$file_path = WPMU_PLUGIN_DIR . '/woocommerce-analytics-proxy-speed-module.php';
+
+		if ( file_exists( $file_path ) ) {
+			wp_delete_file( $file_path );
+		}
+
+		delete_option( 'woocommerce_analytics_proxy_speed_module_version' );
+	}
 }

projects/packages/woocommerce-analytics/src/mu-plugin/woocommerce-analytics-proxy-speed-module.php

@@ -0,0 +1,83 @@
+<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
+/**
+ * Plugin Name: WooCommerce Analytics - Proxy Speed Module
+ * Description: Speeds up WooCommerce Analytics' proxy for avoiding ad blockers.
+ * Plugin URI: https://woocommerce.com
+ * Author: WooCommerce
+ * Version: 1.0.0
+ * Author URI: https://woocommerce.com
+ *
+ * Text Domain: woocommerce-analytics
+ *
+ * Inspired by: https://github.com/plausible/wordpress/blob/092b97b247f45bf347ae32f9614f20a81d9e10c0/mu-plugin/plausible-proxy-speed-module.php
+ */
+class WooCommerceAnalyticsProxySpeed {
+	/**
+	 * Path of the proxy request.
+	 *
+	 * @var string
+	 */
+	const PROXY_REQUEST_PATH = 'woocommerce-analytics/v1/track';
+
+	/**
+	 * Allowed plugin files for proxy request.
+	 *
+	 * @var array
+	 */
+	private $allowed_plugin_files = array( 'woocommerce.php', 'woocommerce-analytics.php', 'jetpack.php' );
+
+	/**
+	 * Add filters and actions.
+	 *
+	 * @return void
+	 */
+	public function init() {
+		add_filter( 'option_active_plugins', array( $this, 'filter_active_plugins' ) );
+	}
+
+	/**
+	 * Filter the list of active plugins for custom endpoint requests.
+	 *
+	 * @param array $active_plugins The list of active plugins.
+	 *
+	 * @return array The filtered list of active plugins.
+	 */
+	public function filter_active_plugins( $active_plugins ) {
+		if ( ! $this->is_proxy_request() || ! is_array( $active_plugins ) ) {
+			return $active_plugins;
+		}
+
+		$filtered_plugins = array();
+
+		foreach ( $active_plugins as $plugin ) {
+			foreach ( $this->allowed_plugin_files as $allowed_plugin_file ) {
+				if ( strpos( $plugin, $allowed_plugin_file ) !== false ) {
+					$filtered_plugins[] = $plugin;
+					break;
+				}
+			}
+		}
+
+		return $filtered_plugins;
+	}
+
+	/**
+	 * Helper method to retrieve Request URI. Checks several globals.
+	 *
+	 * @return mixed
+	 */
+	private function get_request_uri() {
+		return isset( $_SERVER['REQUEST_URI'] ) ? wp_unslash( $_SERVER['REQUEST_URI'] ) : ''; // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
+	}
+
+	/**
+	 * Check if current request is a proxy request.
+	 *
+	 * @return bool
+	 */
+	private function is_proxy_request() {
+		return strpos( $this->get_request_uri(), self::PROXY_REQUEST_PATH ) !== false;
+	}
+}
+
+( new WooCommerceAnalyticsProxySpeed() )->init();

projects/plugins/jetpack/changelog/add-wca-proxy-speed-module

@@ -0,0 +1,4 @@
+Significance: minor
+Type: other
+
+Integrate calls to add and remove the proxy speed module in Jetpack plugin initialization and deactivation processes

projects/plugins/jetpack/class.jetpack.php

@@ -39,6 +39,7 @@
 use Automattic\Jetpack\Sync\Sender;
 use Automattic\Jetpack\Terms_Of_Service;
 use Automattic\Jetpack\Tracking;
+use Automattic\Woocommerce_Analytics;
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit( 0 );
@@ -2623,6 +2624,10 @@ public static function plugin_activation( $network_wide ) {
 			Sync_Actions::do_only_first_initial_sync();
 		}
 
+		if ( ! defined( 'WC_ANALYTICS' ) && class_exists( 'Automattic\Woocommerce_Analytics' ) ) {
+			Woocommerce_Analytics::maybe_add_proxy_speed_module();
+		}
+
 		self::plugin_initialize();
 	}
 
@@ -2803,6 +2808,10 @@ public static function plugin_deactivation() {
 			self::disconnect();
 			Jetpack_Options::delete_option( 'version' );
 		}
+
+		if ( ! defined( 'WC_ANALYTICS' ) && class_exists( 'Automattic\Woocommerce_Analytics' ) ) {
+			Woocommerce_Analytics::maybe_remove_proxy_speed_module();
+		}
 	}
 
 	/**