Customizer: Use the `sandbox` attribute to prevent top navigation from the preview.
Props valchovski. Fixes #42341. git-svn-id: https://develop.svn.wordpress.org/trunk@44583 602fd350-edb4-49c9-b593-d223f7449a82
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@ -6289,6 +6289,7 @@
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name: 'customize-' + previewFrame.channel()
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} );
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previewFrame.iframe.attr( 'onmousewheel', '' ); // Workaround for Safari bug. See WP Trac #38149.
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previewFrame.iframe.attr( 'sandbox', 'allow-forms allow-modals allow-orientation-lock allow-pointer-lock allow-popups allow-popups-to-escape-sandbox allow-presentation allow-same-origin allow-scripts' );
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if ( ! hasPendingChangesetUpdate ) {
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previewFrame.iframe.attr( 'src', urlParser.href );
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@ -379,11 +379,6 @@
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queryParams.customize_messenger_channel = api.settings.channel;
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}
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element.search = $.param( queryParams );
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// Prevent links from breaking out of preview iframe.
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if ( api.settings.channel ) {
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element.target = '_self';
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}
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};
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/**
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