add same functionality to hook_update()

booking.regn_node.inc

@@ -458,6 +458,24 @@ function booking_update($node) {
 		}
 	}
 
+	//repeat the process for bf/gf
+	if ($node->booking_bf_gf_nid != 0) {
+		$partner = db_query("Select booking_bf_gf_nid from {booking_person} where nid = :nid",
+					array(':nid' => $node->booking_bf_gf_nid))
+					->fetchObject();
+		if ($partner->booking_bf_gf_nid == 0) {
+			watchdog('booking', 'Updating bf/gf node !partner to refer to this node !nid',
+				array('!partner' => $node->booking_bf_gf_nid, '!nid' => $node->nid));
+			//update the partner id of the partner to refer to this node
+			db_update('booking_person')
+			  ->fields(array(
+				'booking_bf_gf_nid' => $node->nid,
+				))
+			  ->condition('nid', $node->booking_bf_gf_nid)
+			  ->execute();			
+		}
+	}	
+	
 	//status change triggers start here
 	
 	//check if someone has moved to not-coming list from the booked-in list