From 71da14eb1d8764debb9a6da97b4152a9984f2f47 Mon Sep 17 00:00:00 2001
From: Peter Westwood <westi@git.wordpress.org>
Date: Tue, 7 Apr 2009 17:42:17 +0000
Subject: [PATCH] Allow the update period to be filtered in RSS/RDF feeds.
 Fixes #9133 props hakre.

git-svn-id: https://develop.svn.wordpress.org/trunk@10886 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/feed-rdf.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wp-includes/feed-rdf.php b/wp-includes/feed-rdf.php
index 64ea481909..be15a238ba 100644
--- a/wp-includes/feed-rdf.php
+++ b/wp-includes/feed-rdf.php
@@ -25,7 +25,7 @@ $more = 1;
 	<description><?php bloginfo_rss('description') ?></description>
 	<dc:date><?php echo mysql2date('Y-m-d\TH:i:s\Z', get_lastpostmodified('GMT'), false); ?></dc:date>
 	<?php the_generator( 'rdf' ); ?>
-	<sy:updatePeriod>hourly</sy:updatePeriod>
+	<sy:updatePeriod><?php echo apply_filters( 'rss_update_period', 'hourly' ); ?></sy:updatePeriod>
 	<sy:updateFrequency>1</sy:updateFrequency>
 	<sy:updateBase>2000-01-01T12:00+00:00</sy:updateBase>
 	<?php do_action('rdf_header'); ?>