From db64b3d951f896023fdf2b01218302ec5446b272 Mon Sep 17 00:00:00 2001
From: azaozz <azaozz@602fd350-edb4-49c9-b593-d223f7449a82>
Date: Wed, 22 Jan 2014 17:57:13 +0000
Subject: [PATCH] Autosave: don't disable the buttons on previewing a post, see
 #25272.

git-svn-id: https://develop.svn.wordpress.org/trunk@27003 602fd350-edb4-49c9-b593-d223f7449a82
---
 src/wp-admin/js/post.js | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/wp-admin/js/post.js b/src/wp-admin/js/post.js
index 20a796fd87..77562293af 100644
--- a/src/wp-admin/js/post.js
+++ b/src/wp-admin/js/post.js
@@ -401,7 +401,7 @@ jQuery(document).ready( function($) {
 	}
 
 	// The form is being submitted by the user
-	$submitButtons = $submitpost.find( ':button, :submit, a.submitdelete, #post-preview' ).on( 'click.autosave', function( event ) {
+	$submitButtons = $submitpost.find( ':button, :submit, a.submitdelete, #post-preview' ).on( 'click.edit-post', function( event ) {
 		var $button = $(this);
 
 		if ( $button.prop('disabled') ) {
@@ -409,7 +409,7 @@ jQuery(document).ready( function($) {
 			return;
 		}
 
-		if ( $button.hasClass('submitdelete') ) {
+		if ( $button.hasClass('submitdelete') || $button.is( '#post-preview' ) ) {
 			return;
 		}
 
@@ -420,7 +420,10 @@ jQuery(document).ready( function($) {
 				return;
 			}
 
-			wp.autosave.server.disable();
+			if ( typeof wp != 'undefined' && wp.autosave ) {
+				wp.autosave.server.disable();
+			}
+
 			releaseLock = false;
 			$(window).off( 'beforeunload.edit-post' );