Changeset 40420 for branches/4.7

Timestamp:

04/13/2017 12:31:23 PM (8 years ago)

Author:

swissspidy

Message:

Customize: Verify availability of history.replaceState (in IE9) before attempting to populate changeset_uuid parameter.

Props westonruter, timmydcrawford for testing.
Amends [39686].
See #39227.
Fixes #40405.

Merges[40405] to the 4.7 branch.

Location:

branches/4.7

Files:

• . (modified) (1 prop)
• src/wp-admin/js/customize-controls.js (modified) (2 diffs)

branches/4.7/src/wp-admin/js/customize-controls.js

@@ -4763 +4763 @@
             populateChangesetUuidParam = function( isIncluded ) {
                 var urlParser, queryParams;
+
+                // Abort on IE9 which doesn't support history management.
+                if ( ! history.replaceState ) {
+                    return;
+                }
+
                 urlParser = document.createElement( 'a' );
                 urlParser.href = location.href;
@@ -4781 +4787 @@
             };
 
-            if ( history.replaceState ) {
-                changesetStatus.bind( function( newStatus ) {
-                    populateChangesetUuidParam( '' !== newStatus && 'publish' !== newStatus );
-                } );
-            }
+            changesetStatus.bind( function( newStatus ) {
+                populateChangesetUuidParam( '' !== newStatus && 'publish' !== newStatus );
+            } );
 
             // Expose states to the API.