<?php

$cache = cache_get('grp_latest_news');
            if ($cache != FALSE) {
                $items = $cache->data;
            } else {
                $feed_url = 'http://www.guthrie.org/rss.xml';
                try {
                    $request = drupal_http_request($feed_url);
                    if ($request->code == 200) {
                        $xml = simplexml_load_string($request->data);
                        foreach ($xml->channel->item as $item) {
                            if ($limit > 0) {
                                $items[] = $item;
                            }
                            $limit--;
                        }
                        if (!empty($items)) {
                            cache_set('cach', $items, 'cache', 3600);
                            $items = $items;
                        }
                    }
                } catch (exception $e) {
                    watchdog('guthrie feed', $e, array(), WATCHDOG_ERROR);
                }
            }