modified file wp-piwik

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

@@ -0,0 +1,125 @@
+<?php
+/**
+ * Announce handler file.
+ *
+ * @package Activitypub
+ */
+
+namespace Activitypub\Handler;
+
+use Activitypub\Http;
+use Activitypub\Comment;
+use Activitypub\Collection\Interactions;
+
+use function Activitypub\object_to_uri;
+use function Activitypub\is_activity_public;
+
+/**
+ * Handle Create requests.
+ */
+class Announce {
+	/**
+	 * Initialize the class, registering WordPress hooks.
+	 */
+	public static function init() {
+		\add_action(
+			'activitypub_inbox_announce',
+			array( self::class, 'handle_announce' ),
+			10,
+			3
+		);
+	}
+
+	/**
+	 * Handles "Announce" requests.
+	 *
+	 * @param array                          $announcement The activity-object.
+	 * @param int                            $user_id      The id of the local blog-user.
+	 * @param \Activitypub\Activity\Activity $activity     The activity object.
+	 */
+	public static function handle_announce( $announcement, $user_id, $activity = null ) {
+		// Check if Activity is public or not.
+		if ( ! is_activity_public( $announcement ) ) {
+			// @todo maybe send email
+			return;
+		}
+
+		// Check if reposts are allowed.
+		if ( ! Comment::is_comment_type_enabled( 'repost' ) ) {
+			return;
+		}
+
+		self::maybe_save_announce( $announcement, $user_id );
+
+		if ( is_string( $announcement['object'] ) ) {
+			$object = Http::get_remote_object( $announcement['object'] );
+		} else {
+			$object = $announcement['object'];
+		}
+
+		if ( ! $object || is_wp_error( $object ) ) {
+			return;
+		}
+
+		if ( ! isset( $object['type'] ) ) {
+			return;
+		}
+
+		$type = \strtolower( $object['type'] );
+
+		/**
+		 * Fires after an Announce has been received.
+		 *
+		 * @param array                               $object   The object.
+		 * @param int                                 $user_id  The id of the local blog-user.
+		 * @param string                              $type     The type of the activity.
+		 * @param \Activitypub\Activity\Activity|null $activity The activity object.
+		 */
+		\do_action( 'activitypub_inbox', $object, $user_id, $type, $activity );
+
+		/**
+		 * Fires after an Announce of a specific type has been received.
+		 *
+		 * @param array                               $object   The object.
+		 * @param int                                 $user_id  The id of the local blog-user.
+		 * @param \Activitypub\Activity\Activity|null $activity The activity object.
+		 */
+		\do_action( "activitypub_inbox_{$type}", $object, $user_id, $activity );
+	}
+
+	/**
+	 * Try to save the Announce.
+	 *
+	 * @param array $activity The activity-object.
+	 * @param int   $user_id  The id of the local blog-user.
+	 */
+	public static function maybe_save_announce( $activity, $user_id ) {
+		$url = object_to_uri( $activity['object'] );
+
+		if ( empty( $url ) ) {
+			return;
+		}
+
+		$exists = Comment::object_id_to_comment( esc_url_raw( $url ) );
+		if ( $exists ) {
+			return;
+		}
+
+		$state    = Interactions::add_reaction( $activity );
+		$reaction = null;
+
+		if ( $state && ! is_wp_error( $state ) ) {
+			$reaction = get_comment( $state );
+		}
+
+		/**
+		 * Fires after an Announce has been saved.
+		 *
+		 * @param array $activity The activity-object.
+		 * @param int   $user_id  The id of the local blog-user.
+		 * @param mixed $state    The state of the reaction.
+		 * @param mixed $reaction The reaction.
+		 */
+		do_action( 'activitypub_handled_announce', $activity, $user_id, $state, $reaction );
+	}
+}