Add hook CacheHeadersAfterSet to permit override of cache headers later

diff --git a/includes/OutputPage.php b/includes/OutputPage.php
index d1f2adf..8591283 100644 (file)
--- a/includes/OutputPage.php
+++ b/includes/OutputPage.php
@@ -1101,6 +1101,7 @@ class OutputPage {
                        $response->header( 'Cache-Control: no-cache, no-store, max-age=0, must-revalidate' );
                        $response->header( 'Pragma: no-cache' );
                }
+               wfRunHooks('CacheHeadersAfterSet', array( &$this ) );
        }
 
        /**