updated plugin ActivityPub version 8.3.0

wp-content/plugins/activitypub/includes/signature/interface-http-signature.php

@@ -0,0 +1,45 @@
+<?php
+/**
+ * Interface for HTTP Signature.
+ *
+ * This interface defines the methods required for verifying HTTP signatures
+ * according to various standards, such as Draft Cavage and HTTP Message Signature.
+ *
+ * @package Activitypub\Signature
+ */
+
+namespace Activitypub\Signature;
+
+/**
+ * Interface Http_Signature.
+ */
+interface Http_Signature {
+
+	/**
+	 * Generate Signature headers for an outgoing HTTP request.
+	 *
+	 * @param array  $args The request arguments.
+	 * @param string $url  The request URL.
+	 *
+	 * @return array Request arguments with signature headers.
+	 */
+	public function sign( $args, $url );
+
+	/**
+	 * Verify the HTTP Signature against a request.
+	 *
+	 * @param array       $headers The HTTP headers.
+	 * @param string|null $body    The request body, if applicable.
+	 * @return bool|\WP_Error
+	 */
+	public function verify( array $headers, $body = null );
+
+	/**
+	 * Generate a digest for the request body.
+	 *
+	 * @param string $body The request body.
+	 *
+	 * @return string The digest.
+	 */
+	public function generate_digest( $body );
+}