Changeset 22283 for trunk/wp-includes/class-wp.php

Timestamp:

10/23/2012 03:45:44 PM (13 years ago)

Author:

nacin

Message:

Do not issue a Last-Modified header when issuing no-cache headers to avoid aggressive (webkit) caching. Serve a blank header when header_remove() is not available (PHP < 5.3). props andy. fixes #22258.

File:

• trunk/wp-includes/class-wp.php (modified) (1 diff)

trunk/wp-includes/class-wp.php

@@ -382 +382 @@
             @header("{$name}: {$field_value}");
 
+        if ( isset( $headers['Last-Modified'] ) && empty( $headers['Last-Modified'] ) && function_exists( 'header_remove' ) )
+            header_remove( 'Last-Modified' );
+
         if ( $exit_required )
             exit();