From 5f63a33cff458c9338cf1467989355ffe56919a9 Mon Sep 17 00:00:00 2001
From: scardinius <scardinius@chords.pl>
Date: Mon, 13 Jun 2016 16:45:17 +0200
Subject: [PATCH] CRM-18815: Fix concatenation spacing

---
 CRM/Mailing/BAO/TrackableURL.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/CRM/Mailing/BAO/TrackableURL.php b/CRM/Mailing/BAO/TrackableURL.php
index bda2fe97c6..e6e4dca19c 100644
--- a/CRM/Mailing/BAO/TrackableURL.php
+++ b/CRM/Mailing/BAO/TrackableURL.php
@@ -57,8 +57,8 @@ class CRM_Mailing_BAO_TrackableURL extends CRM_Mailing_DAO_TrackableURL {
 
     static $urlCache = array();
 
-    if (array_key_exists($mailing_id.$url, $urlCache)) {
-      return $urlCache[$mailing_id.$url] . "&qid=$queue_id";
+    if (array_key_exists($mailing_id . $url, $urlCache)) {
+      return $urlCache[$mailing_id . $url] . "&qid=$queue_id";
     }
 
     // hack for basic CRM-1014 and CRM-1151 and CRM-3492 compliance:
@@ -93,10 +93,10 @@ class CRM_Mailing_BAO_TrackableURL extends CRM_Mailing_DAO_TrackableURL {
       $tracker->free();
 
       $redirect = $config->userFrameworkResourceURL . "extern/url.php?u=$id";
-      $urlCache[$mailing_id.$url] = $redirect;
+      $urlCache[$mailing_id . $url] = $redirect;
     }
 
-    $returnUrl = "{$urlCache[$mailing_id.$url]}&qid={$queue_id}";
+    $returnUrl = "{$urlCache[$mailing_id . $url]}&qid={$queue_id}";
 
     if ($hrefExists) {
       $returnUrl = "href='{$returnUrl}'";
-- 
2.25.1