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Customize: Prevent infinite full refresh from occurring when selective refresh falls back for a nav menu that has items excluded from rendering via filtering.

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Merges [39510] onto 4.7 branch.
Fixes #38612 for 4.7.


git-svn-id: https://develop.svn.wordpress.org/branches/4.7@39511 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Weston Ruter 2016-12-06 02:52:14 +00:00
parent ea175aae36
commit a7bed1e872
1 changed files with 14 additions and 2 deletions
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16
src/wp-includes/js/customize-preview-nav-menus.js
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@ -15,7 +15,19 @@ wp.customize.navMenusPreview = wp.customize.MenusCustomizerPreview = ( function(
* Initialize nav menus preview.
*/
self.init = function() {
var self = this;
var self = this, synced = false;
/*
* Keep track of whether we synced to determine whether or not bindSettingListener
* should also initially fire the listener. This initial firing needs to wait until
* after all of the settings have been synced from the pane in order to prevent
* an infinite selective fallback-refresh. Note that this sync handler will be
* added after the sync handler in customize-preview.js, so it will be triggered
* after all of the settings are added.
*/
api.preview.bind( 'sync', function() {
synced = true;
} );
if ( api.selectiveRefresh ) {
// Listen for changes to settings related to nav menus.
@ -32,7 +44,7 @@ wp.customize.navMenusPreview = wp.customize.MenusCustomizerPreview = ( function(
* this can trigger an infinite fallback refresh when the nav menu item lacks any valid items.
*/
if ( setting.get() && ! setting.get()._invalid ) {
self.bindSettingListener( setting, { fire: true } );
self.bindSettingListener( setting, { fire: synced } );
}
} );
api.bind( 'remove', function( setting ) {