deleted file object-cache.php (after deactivation of W3 Total Cache version 2.7.0)

wp-content/upgrade-temp-backup/plugins/activitypub/includes/handler/class-undo.php

@@ -1,47 +0,0 @@
-<?php
-namespace Activitypub\Handler;
-
-use Activitypub\Collection\Users;
-use Activitypub\Collection\Followers;
-
-/**
- * Handle Undo requests
- */
-class Undo {
-	/**
-	 * Initialize the class, registering WordPress hooks
-	 */
-	public static function init() {
-		\add_action(
-			'activitypub_inbox_undo',
-			array( self::class, 'handle_undo' )
-		);
-	}
-
-	/**
-	 * Handle "Unfollow" requests
-	 *
-	 * @param array $activity The JSON "Undo" Activity
-	 * @param int   $user_id  The ID of the ID of the WordPress User
-	 */
-	public static function handle_undo( $activity ) {
-		if (
-			isset( $activity['object']['type'] ) &&
-			'Follow' === $activity['object']['type'] &&
-			isset( $activity['object']['object'] ) &&
-			filter_var( $activity['object']['object'], FILTER_VALIDATE_URL )
-		) {
-			$user = Users::get_by_resource( $activity['object']['object'] );
-
-			if ( ! $user || is_wp_error( $user ) ) {
-				// If we can not find a user,
-				// we can not initiate a follow process
-				return;
-			}
-
-			$user_id = $user->get__id();
-
-			Followers::remove_follower( $user_id, $activity['actor'] );
-		}
-	}
-}