From 4b79e69d890b0444e5b2adfedca50f55a6bd3421 Mon Sep 17 00:00:00 2001
From: Sergey Biryukov <sergeybiryukov@git.wordpress.org>
Date: Tue, 7 Apr 2020 16:12:22 +0000
Subject: [PATCH] Users: Pass the ID of the user that was logged out to the
 `wp_logout` action.

Props donmhico, figureone, TimothyBlynJacobs, rebasaurus.
Fixes #49533.

git-svn-id: https://develop.svn.wordpress.org/trunk@47553 602fd350-edb4-49c9-b593-d223f7449a82
---
 src/wp-includes/pluggable.php | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/wp-includes/pluggable.php b/src/wp-includes/pluggable.php
index bee11348ee..69543e88c1 100644
--- a/src/wp-includes/pluggable.php
+++ b/src/wp-includes/pluggable.php
@@ -573,16 +573,21 @@ if ( ! function_exists( 'wp_logout' ) ) :
 	 * @since 2.5.0
 	 */
 	function wp_logout() {
+		$user_id = get_current_user_id();
+
 		wp_destroy_current_session();
 		wp_clear_auth_cookie();
 		wp_set_current_user( 0 );
 
 		/**
-		 * Fires after a user is logged-out.
+		 * Fires after a user is logged out.
 		 *
 		 * @since 1.5.0
+		 * @since 5.5.0 Added the `$user_id` parameter.
+		 *
+		 * @param int $user_id ID of the user that was logged out.
 		 */
-		do_action( 'wp_logout' );
+		do_action( 'wp_logout', $user_id );
 	}
 endif;