updated plugin ActivityPub version 8.3.0

wp-content/plugins/activitypub/includes/class-event-stream.php

@@ -0,0 +1,61 @@
+<?php
+/**
+ * Event Stream signal writer.
+ *
+ * Sets lightweight transient signals when new items arrive in
+ * outbox or inbox collections, so the SSE polling loop can avoid
+ * unnecessary database queries.
+ *
+ * @package Activitypub
+ * @see https://swicg.github.io/activitypub-api/sse
+ * @since 8.1.0
+ */
+
+namespace Activitypub;
+
+/**
+ * Event_Stream class.
+ *
+ * Hooks into outbox and inbox actions to set transient signals
+ * that the SSE controller checks during its polling loop.
+ *
+ * @since 8.1.0
+ */
+class Event_Stream {
+	/**
+	 * Initialize the event stream signals.
+	 */
+	public static function init() {
+		\add_action( 'post_activitypub_add_to_outbox', array( self::class, 'signal_outbox' ), 10, 3 );
+		\add_action( 'activitypub_handled_inbox', array( self::class, 'signal_inbox' ), 10, 2 );
+	}
+
+	/**
+	 * Set a transient signal when a new item is added to the outbox.
+	 *
+	 * @param int                            $outbox_activity_id The outbox post ID.
+	 * @param \Activitypub\Activity\Activity $activity           The activity object.
+	 * @param int                            $user_id            The user ID.
+	 */
+	public static function signal_outbox( $outbox_activity_id, $activity, $user_id ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
+		$signal_key = sprintf( 'activitypub_sse_signal_%s_outbox', $user_id );
+		\set_transient( $signal_key, time(), HOUR_IN_SECONDS );
+	}
+
+	/**
+	 * Set transient signals when a new item is added to the inbox.
+	 *
+	 * @param array $data     The activity data array.
+	 * @param array $user_ids The user IDs that received the activity.
+	 */
+	public static function signal_inbox( $data, $user_ids ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
+		if ( ! \is_array( $user_ids ) ) {
+			$user_ids = array( $user_ids );
+		}
+
+		foreach ( $user_ids as $user_id ) {
+			$signal_key = sprintf( 'activitypub_sse_signal_%s_inbox', $user_id );
+			\set_transient( $signal_key, time(), HOUR_IN_SECONDS );
+		}
+	}
+}