updated plugin ActivityPub version 8.3.0

wp-content/plugins/activitypub/includes/handler/outbox/class-create.php

@@ -0,0 +1,121 @@
+<?php
+/**
+ * Outbox Create handler file.
+ *
+ * @package Activitypub
+ */
+
+namespace Activitypub\Handler\Outbox;
+
+use Activitypub\Collection\Interactions;
+use Activitypub\Collection\Posts;
+
+use function Activitypub\is_activity_public;
+use function Activitypub\is_activity_reply;
+use function Activitypub\is_quote_activity;
+
+/**
+ * Handle outgoing Create activities (C2S).
+ */
+class Create {
+	/**
+	 * Initialize the class, registering WordPress hooks.
+	 */
+	public static function init() {
+		\add_filter( 'activitypub_outbox_create', array( self::class, 'handle_create' ), 10, 3 );
+	}
+
+	/**
+	 * Handle outgoing "Create" activities from local actors.
+	 *
+	 * Creates WordPress content and adds to outbox for federation.
+	 *
+	 * @param array       $activity   The activity data.
+	 * @param int         $user_id    The local user ID.
+	 * @param string|null $visibility Content visibility.
+	 *
+	 * @return int|\WP_Error|false The outbox ID on success, WP_Error on failure, false if not handled.
+	 */
+	public static function handle_create( $activity, $user_id = null, $visibility = null ) {
+		// Skip private/direct activities.
+		if ( ! is_activity_public( $activity ) ) {
+			return false;
+		}
+
+		$object = $activity['object'] ?? array();
+
+		if ( ! \is_array( $object ) ) {
+			return new \WP_Error( 'invalid_object', 'Invalid object in activity.' );
+		}
+
+		$object_type = $object['type'] ?? '';
+
+		// Only handle Note and Article types for now.
+		if ( ! \in_array( $object_type, array( 'Note', 'Article' ), true ) ) {
+			return false;
+		}
+
+		if ( is_activity_reply( $activity ) ) {
+			return self::create_comment( $activity, $user_id );
+		}
+
+		// TODO: Handle quotes differently.
+		if ( is_quote_activity( $activity ) ) {
+			return false;
+		}
+
+		return self::create_post( $activity, $user_id, $visibility );
+	}
+
+	/**
+	 * Handle outgoing post from local actor.
+	 *
+	 * Creates a WordPress post. The scheduler will add it to the outbox.
+	 *
+	 * @param array       $activity   The activity data.
+	 * @param int         $user_id    The local user ID.
+	 * @param string|null $visibility Content visibility.
+	 *
+	 * @return \WP_Post|\WP_Error The created post on success, WP_Error on failure.
+	 */
+	private static function create_post( $activity, $user_id, $visibility ) {
+		$post = Posts::create( $activity, $user_id, $visibility );
+
+		if ( \is_wp_error( $post ) ) {
+			return $post;
+		}
+
+		/**
+		 * Fires after a post has been created from an outgoing Create activity.
+		 *
+		 * @param int    $post_id    The created post ID.
+		 * @param array  $activity   The activity data.
+		 * @param int    $user_id    The user ID.
+		 * @param string $visibility The content visibility.
+		 */
+		\do_action( 'activitypub_outbox_created_post', $post->ID, $activity, $user_id, $visibility );
+
+		return $post;
+	}
+
+	/**
+	 * Handle outgoing reply from local actor.
+	 *
+	 * Creates a WordPress comment on the local post. The comment scheduler
+	 * will add it to the outbox and federate it.
+	 *
+	 * @param array $activity The activity data.
+	 * @param int   $user_id  The local user ID.
+	 *
+	 * @return \WP_Comment|false Comment on success, false if not a local reply.
+	 */
+	private static function create_comment( $activity, $user_id ) {
+		$result = Interactions::add_comment( $activity, $user_id );
+
+		if ( ! $result ) {
+			return false;
+		}
+
+		return \get_comment( $result );
+	}
+}