From d0946396b828873afce8befd1480048f298c9826 Mon Sep 17 00:00:00 2001
From: Nathan Coad <nathan@thecoads.com>
Date: Thu, 26 May 2016 23:15:25 +1000
Subject: [PATCH] add default values for travel tokens even if that feature is
 not enabled

---
 booking.tokens.inc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/booking.tokens.inc b/booking.tokens.inc
index bb21006..d94263d 100644
--- a/booking.tokens.inc
+++ b/booking.tokens.inc
@@ -758,6 +758,9 @@ function booking_define_personspecific_tokens($node)
 	if (variable_get('booking_enable_travelform', 0) == 1) {			
 		$tokens['travel-link'] = url('travel/' . $tempid, array('absolute' => TRUE));		
 		$tokens['travel-summary'] = _booking_travelform_email_summary($node);	
+	} else {
+		$tokens['travel-link'] = "";
+		$tokens['travel-summary'] = "";
 	}
 	if (variable_get('booking_enable_studygroups', 0) == 1) {	
 		$tokens['studygroup-summary'] = _booking_studygroup_email_summary($node);