From 1fc763e85ee706c0a8fc7d6bfff584f843c0efc9 Mon Sep 17 00:00:00 2001
From: Sergey Biryukov <sergeybiryukov.ru@gmail.com>
Date: Thu, 21 Mar 2019 20:12:50 +0000
Subject: [PATCH] Users: Introduce `users_have_additional_content` filter to
 indicate whether the users being deleted have additional content associated
 with them outside of the `post_author` and `link_owner` relationships.

Props garrett-eclipse, xkon, birgire.
Fixes #36860.
Built from https://develop.svn.wordpress.org/trunk@44967


git-svn-id: http://core.svn.wordpress.org/trunk@44798 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/users.php      | 22 +++++++++++++++++-----
 wp-includes/version.php |  2 +-
 2 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/wp-admin/users.php b/wp-admin/users.php
index b79e5a8672..7ba4aed006 100644
--- a/wp-admin/users.php
+++ b/wp-admin/users.php
@@ -234,11 +234,23 @@ switch ( $wp_list_table->current_action() ) {
 			$userids = array_map( 'intval', (array) $_REQUEST['users'] );
 		}
 
-		$users_have_content = false;
-		if ( $wpdb->get_var( "SELECT ID FROM {$wpdb->posts} WHERE post_author IN( " . implode( ',', $userids ) . ' ) LIMIT 1' ) ) {
-			$users_have_content = true;
-		} elseif ( $wpdb->get_var( "SELECT link_id FROM {$wpdb->links} WHERE link_owner IN( " . implode( ',', $userids ) . ' ) LIMIT 1' ) ) {
-			$users_have_content = true;
+		/**
+		 * Filters whether the users being deleted have additional content
+		 * associated with them outside of the `post_author` and `link_owner` relationships.
+		 *
+		 * @since 5.2.0
+		 *
+		 * @param boolean $users_have_additional_content Whether the users have additional content. Default false.
+		 * @param int[]   $userids                       Array of IDs for users being deleted.
+		 */
+		$users_have_content = (bool) apply_filters( 'users_have_additional_content', false, $userids );
+
+		if ( ! $users_have_content ) {
+			if ( $wpdb->get_var( "SELECT ID FROM {$wpdb->posts} WHERE post_author IN( " . implode( ',', $userids ) . ' ) LIMIT 1' ) ) {
+				$users_have_content = true;
+			} elseif ( $wpdb->get_var( "SELECT link_id FROM {$wpdb->links} WHERE link_owner IN( " . implode( ',', $userids ) . ' ) LIMIT 1' ) ) {
+				$users_have_content = true;
+			}
 		}
 
 		if ( $users_have_content ) {
diff --git a/wp-includes/version.php b/wp-includes/version.php
index fa861b66b8..3981199b4a 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.2-alpha-44966';
+$wp_version = '5.2-alpha-44967';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.