To get rid of some annoying warning messages change in rss.php around line 162 change:
if ($item['description']) {$description = True; break;}
to
if (isset($item['description']) && $item['description']) {$description = True; break;}
around line 171 add before the foreach line:
if (!isset($output)) $output = ""; else $output.="";
foreach ($rss->items as $item) {
and for the actual functionality - around line 261 change:
if ($DisableCache) {
global $wgVersion;
# Do not cache this wiki page.
# for details see http://public.kitware.com/Wiki/User:Barre/MediaWiki/Extensions
global $wgTitle, $wgDBprefix;
$ts = mktime();
$now = gmdate("YmdHis", $ts + 120);
$ns = $wgTitle->getNamespace();
$ti = wfStrencode($wgTitle->getDBkey());
$version = preg_replace("/^([1-9]).([1-9]).*/", "\\1\\2", $wgVersion);
if ($version>14) $sql = "UPDATE $wgDBprefix"."page SET page_touched='$now' WHERE page_namespace=$ns AND page_title='$ti'";
else $sql = "UPDATE $wgDBprefix"."cur SET cur_touched='$now' WHERE cur_namespace=$ns AND cur_title='$ti'";
wfQuery($sql, DB_WRITE, "");
}
to
if ($DisableCache) {
global $wgVersion;
$dbr =& wfGetDB( DB_SLAVE );
# Do not cache this wiki page.
# for details see http://public.kitware.com/Wiki/User:Barre/MediaWiki/Extensions
global $wgTitle, $wgDBprefix;
$ts = mktime();
$now = gmdate("YmdHis", $ts +120);
$ns = $wgTitle->getNamespace();
$ti = $dbr->addQuotes($wgTitle->getDBkey());
$version = preg_replace("/^([1-9]).([1-9]).*/", "\\1\\2", $wgVersion);
$sql = "UPDATE $wgDBprefix" . "page SET page_touched='$now' WHERE page_namespace=$ns AND page_title=$ti";
$dbr->query($sql, __METHOD__);
}
In rss_utils.inc around line 28 change
$pat = "/(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2})(:(\d{2}))?(?:([-+])(\d{2}):?(\d{2})|(Z))?/";
to
$pat = "/(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2})(?::(\d{2}\.\d{3}))?(?:([-+])(\d{2}):?(\d{2})|(Z))?/";
around line 38 change:
if ( $match[10] == 'Z' ) {
to
if ( isset($match[10]) && ($match[10] == 'Z') ) {
and finally around line 43 change:
array( $match[8], $match[9], $match[10]);
to
array( $match[7], $match[8], $match[9]);