+ static function pkeyGet($kv)
+ {
+ return Memcached_DataObject::pkeyGetClass('Status_network_tag', $kv);
+ }
+
+ /**
+ * Fetch the (possibly cached) tag entries for the given site id.
+ * Uses status_network's cache settings.
+ *
+ * @param string $site_id
+ * @return array of strings
+ */
+ static function getTags($site_id)
+ {
+ $key = 'status_network_tags:' . $site_id;
+ if (Status_network::$cache) {
+ $packed = Status_network::$cache->get($key);
+ if (is_string($packed)) {
+ if ($packed == '') {
+ return array();
+ } else {
+ return explode('|', $packed);
+ }
+ }
+ }
+
+ $result = array();
+
+ $tags = new Status_network_tag();
+ $tags->site_id = $site_id;
+ if ($tags->find()) {
+ while ($tags->fetch()) {
+ $result[] = $tags->tag;
+ }
+ }
+
+ if (Status_network::$cache) {
+ $packed = implode('|', $result);
+ Status_network::$cache->set($key, $packed, 0, 3600);
+ }