add wp-rocket

wp-content/plugins/wp-rocket/inc/Engine/Heartbeat/HeartbeatSubscriber.php

@@ -0,0 +1,160 @@
+<?php
+namespace WP_Rocket\Engine\Heartbeat;
+
+use WP_Rocket\Event_Management\Subscriber_Interface;
+use WP_Rocket\Admin\Options_Data as Options;
+
+/**
+ * Event subscriber to control Heartbeat behavior.
+ *
+ * @since 3.7 Moved to new architecture.
+ * @since  3.2
+ */
+class HeartbeatSubscriber implements Subscriber_Interface {
+	/**
+	 * Instance of the Option_Data class.
+	 *
+	 * @var    Options
+	 * @since  3.2
+	 * @access private
+	 */
+	private $options;
+
+	/**
+	 * Constructor.
+	 *
+	 * @since  3.2
+	 * @access public
+
+	 * @param Options $options Instance of the Option_Data class.
+	 */
+	public function __construct( Options $options ) {
+		$this->options = $options;
+	}
+
+	/**
+	 * Return an array of events that this subscriber wants to listen to.
+	 *
+	 * @since  3.2
+	 * @access public
+	 *
+	 * @return array
+	 */
+	public static function get_subscribed_events() {
+		$priority = PHP_INT_MAX - 60;
+		return [
+			'admin_enqueue_scripts' => [ 'maybe_disable', $priority ],
+			'wp_enqueue_scripts'    => [ 'maybe_disable', $priority ],
+			'heartbeat_settings'    => [ 'maybe_modify_period', $priority ],
+		];
+	}
+
+	/**
+	 * Maybe disable Heartbeat.
+	 *
+	 * @since  3.2
+	 * @access public
+	 */
+	public function maybe_disable() {
+		if ( ! $this->behavior_match_context( 'disable' ) || rocket_bypass() ) {
+			return;
+		}
+
+		wp_deregister_script( 'heartbeat' );
+	}
+
+	/**
+	 * Maybe modify Heartbeat periodicity.
+	 *
+	 * @since  3.2
+	 * @access public
+	 *
+	 * @param  array $settings The Heartbeat settings.
+	 *
+	 * @return array
+	 */
+	public function maybe_modify_period( $settings ) {
+		if ( ! $this->behavior_match_context( 'reduce_periodicity' ) ) {
+			return $settings;
+		}
+
+		$settings['interval']        = 120;
+		$settings['minimalInterval'] = 120;
+
+		return $settings;
+	}
+
+	/**
+	 * Tell if we're in frontend, backend, or a post edition page.
+	 *
+	 * @since  3.2
+	 * @access private
+	 *
+	 * @return string Either 'site' (frontend), 'admin' (backend), or 'editor'.
+	 */
+	private function get_current_context() {
+		$request_uri = ! empty( $_SERVER['REQUEST_URI'] ) ? wp_unslash( $_SERVER['REQUEST_URI'] ) : ''; // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
+		$request_uri = explode( '?', $request_uri, 2 );
+		$request_uri = reset( $request_uri );
+
+		if ( $request_uri && preg_match( '@/wp-admin/post(-new)?\.php$@', $request_uri ) ) {
+			$context = 'editor';
+		} elseif ( is_admin() ) {
+			$context = 'admin';
+
+			if ( wp_doing_ajax() && ! empty( $_POST['action'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing
+				if ( 'wp-remove-post-lock' === sanitize_key( wp_unslash( $_POST['action'] ) ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing
+					$context = 'editor';
+				} elseif ( ! empty( $_POST['screen_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing
+					switch ( $_POST['screen_id'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing
+						case 'post':
+							$context = 'editor';
+							break;
+						case 'front':
+							$context = 'site';
+					}
+				}
+			}
+		} else {
+			$context = 'site';
+		}
+
+		/**
+		 * Filter the current context.
+		 * This can be useful for ajax requests or requests to admin-post.php, as there is no easy way to tell where those requests come from.
+		 *
+		 * @since  3.2
+		 *
+		 * @param $context string Either 'site' (frontend), 'admin' (backend), or 'editor'.
+		 */
+		$filtered_context = apply_filters( 'rocket_heartbeat_context', $context );
+
+		$contexts = [
+			'editor' => 1,
+			'admin'  => 1,
+			'site'   => 1,
+		];
+
+		return isset( $contexts[ $filtered_context ] ) ? $filtered_context : $context;
+	}
+
+	/**
+	 * Tell if the given behavior is what is set in the addon settings, accordingly to the current context.
+	 *
+	 * @since  3.2
+	 * @access private
+	 *
+	 * @param  string $behavior Either '', 'disable', or 'reduce_periodicity'.
+	 *
+	 * @return bool
+	 */
+	private function behavior_match_context( $behavior ) {
+		if ( ! $this->options->get( 'control_heartbeat', 0 ) ) {
+			return false;
+		}
+
+		$context = $this->get_current_context();
+
+		return $behavior === $this->options->get( 'heartbeat_' . $context . '_behavior', '' );
+	}
+}

wp-content/plugins/wp-rocket/inc/Engine/Heartbeat/ServiceProvider.php

@@ -0,0 +1,39 @@
+<?php
+namespace WP_Rocket\Engine\Heartbeat;
+
+use WP_Rocket\Engine\Container\ServiceProvider\AbstractServiceProvider;
+
+/**
+ * Service provider for Media module
+ *
+ * @since 3.7
+ */
+class ServiceProvider extends AbstractServiceProvider {
+
+	/**
+	 * The provides array is a way to let the container
+	 * know that a service is provided by this service
+	 * provider. Every service that is registered via
+	 * this service provider must have an alias added
+	 * to this array or it will be ignored.
+	 *
+	 * @var array
+	 */
+	protected $provides = [
+		'heartbeat_subscriber',
+	];
+
+	/**
+	 * Registers the services in the container
+	 *
+	 * @since 3.6
+	 *
+	 * @return void
+	 */
+	public function register() {
+		$options = $this->getContainer()->get( 'options' );
+
+		$this->getContainer()->share( 'heartbeat_subscriber', 'WP_Rocket\Engine\Heartbeat\HeartbeatSubscriber' )
+			->withArgument( $this->getContainer()->get( 'options' ) );
+	}
+}