Refs #5291 adding call to clearCustomVariables()

Let's see if some test will fail as a result.

1 files changed, 3 insertions, 2 deletions

diff --git a/libs/PiwikTracker/PiwikTracker.php b/libs/PiwikTracker/PiwikTracker.php
index aa689a863c..e00120f71c 100644
--- a/libs/PiwikTracker/PiwikTracker.php
+++ b/libs/PiwikTracker/PiwikTracker.php
@@ -479,8 +479,6 @@ class PiwikTracker
      * Enables the bulk request feature. When used, each tracking action is stored until the
      * doBulkTrack method is called. This method will send all tracking data at once.
      *
-     * Note: when you enable bulk tracking, consider calling clearCustomVariables() before setting other
-     * attributes to your visitors and requests to track.
      */
     public function enableBulkTracking()
     {
@@ -1199,6 +1197,9 @@ class PiwikTracker
                 = $url
                 . (!empty($this->userAgent) ? ('&ua=' . urlencode($this->userAgent)) : '')
                 . (!empty($this->acceptLanguage) ? ('&lang=' . urlencode($this->acceptLanguage)) : '');
+
+            // Clear custom variables so they don't get copied over to other users in the bulk request
+            $this->clearCustomVariables();
             return true;
         }