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wp/wp-content/plugins/woocommerce/src/Admin/Composer/Package.php

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+<?php
+/**
+ * Returns information about the package and handles init.
+ */
+
+/**
+ * This namespace isn't compatible with the PSR-4
+ * which ensures that the copy in the standalone plugin will not be autoloaded.
+ */
+namespace Automattic\WooCommerce\Admin\Composer;
+
+defined( 'ABSPATH' ) || exit;
+
+use Automattic\WooCommerce\Admin\Notes\Notes;
+use Automattic\WooCommerce\Admin\Notes\NotesUnavailableException;
+use Automattic\WooCommerce\Internal\Admin\FeaturePlugin;
+
+/**
+ * Main package class.
+ */
+class Package {
+
+	/**
+	 * Version.
+	 *
+	 * @var string
+	 */
+	const VERSION = '3.3.0';
+
+	/**
+	 * Package active.
+	 *
+	 * @var bool
+	 */
+	private static $package_active = false;
+
+	/**
+	 * Active version
+	 *
+	 * @var bool
+	 */
+	private static $active_version = null;
+
+	/**
+	 * Init the package.
+	 *
+	 * Only initialize for WP 5.3 or greater.
+	 */
+	public static function init() {
+		// Avoid double initialization when the feature plugin is in use.
+		if ( defined( 'WC_ADMIN_VERSION_NUMBER' ) ) {
+			self::$active_version = WC_ADMIN_VERSION_NUMBER;
+			return;
+		}
+
+		$feature_plugin_instance = FeaturePlugin::instance();
+
+		// Indicate to the feature plugin that the core package exists.
+		if ( ! defined( 'WC_ADMIN_PACKAGE_EXISTS' ) ) {
+			define( 'WC_ADMIN_PACKAGE_EXISTS', true );
+		}
+
+		self::$package_active = true;
+		self::$active_version = self::VERSION;
+		$feature_plugin_instance->init();
+
+		// Unhook the custom Action Scheduler data store class in active older versions of WC Admin.
+		remove_filter( 'action_scheduler_store_class', array( $feature_plugin_instance, 'replace_actionscheduler_store_class' ) );
+	}
+
+	/**
+	 * Return the version of the package.
+	 *
+	 * @return string
+	 */
+	public static function get_version() {
+		return self::VERSION;
+	}
+
+	/**
+	 * Return the active version of WC Admin.
+	 *
+	 * @return string
+	 */
+	public static function get_active_version() {
+		return self::$active_version;
+	}
+
+	/**
+	 * Return whether the package is active.
+	 *
+	 * @return bool
+	 */
+	public static function is_package_active() {
+		return self::$package_active;
+	}
+
+	/**
+	 * Return the path to the package.
+	 *
+	 * @return string
+	 */
+	public static function get_path() {
+		return dirname( __DIR__ );
+	}
+
+	/**
+	 * Checks if notes have been initialized.
+	 */
+	private static function is_notes_initialized() {
+		try {
+			Notes::load_data_store();
+		} catch ( NotesUnavailableException $e ) {
+			return false;
+		}
+		return true;
+	}
+}