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FIX: Prevent JSON response showing when re-opening closed tab (fixes silverstripe/silverstripe-cms#1121)

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Loz Calver 2014-10-23 22:24:36 +01:00
parent f86b0bbca0
commit d6e1c5131c
1 changed files with 1 additions and 0 deletions
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admin/code/LeftAndMain.php
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@ -457,6 +457,7 @@ class LeftAndMain extends Controller implements PermissionProvider {
// Prevent clickjacking, see https://developer.mozilla.org/en-US/docs/HTTP/X-Frame-Options
$this->response->addHeader('X-Frame-Options', 'SAMEORIGIN');
$this->response->addHeader('Vary', 'X-Requested-With');
return $response;
}