From c460268d15bc6458118cb6bd7c3d0659ca4bbee1 Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Mon, 20 Dec 2010 11:57:25 +0000
Subject: [PATCH] Check is_network in the screen object for AJAX requests. 
 Props scribu. fixes #15903

git-svn-id: https://develop.svn.wordpress.org/trunk@17077 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/load.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/wp-includes/load.php b/wp-includes/load.php
index a384f1e3de..96845facf9 100644
--- a/wp-includes/load.php
+++ b/wp-includes/load.php
@@ -610,6 +610,11 @@ function is_blog_admin() {
  * @return bool True if inside WordPress network administration pages.
  */
 function is_network_admin() {
+	if ( defined('DOING_AJAX') && function_exists('get_current_screen') ) {
+		$screen = get_current_screen();
+		return (bool) $screen->is_network;
+	}
+
 	if ( defined( 'WP_NETWORK_ADMIN' ) )
 		return WP_NETWORK_ADMIN;
 	return false;