From 8d61bc07e40603f0ad2dc8c718efd0a3663b19f5 Mon Sep 17 00:00:00 2001
From: Thomas Steur <tsteur@users.noreply.github.com>
Date: Wed, 18 Dec 2019 16:25:49 +1300
Subject: [PATCH 1/3] Prevent notice script_name not defined

> ( ! )</span> Notice: Undefined index: SCRIPT_NAME in endor/piwik/piwik-php-tracker/PiwikTracker.php on line <i>1815</i>
---
 PiwikTracker.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/PiwikTracker.php b/PiwikTracker.php
index ddd93f8..9124351 100644
--- a/PiwikTracker.php
+++ b/PiwikTracker.php
@@ -1811,7 +1811,7 @@ protected static function getCurrentScriptName()
                 }
             }
         }
-        if (empty($url)) {
+        if (empty($url) && isset($_SERVER['SCRIPT_NAME'])) {
             $url = $_SERVER['SCRIPT_NAME'];
         }
 

From 10828556f7ffbbe2abe1f71cd341eaf65702f74e Mon Sep 17 00:00:00 2001
From: Thomas Steur <tsteur@users.noreply.github.com>
Date: Wed, 18 Dec 2019 16:27:25 +1300
Subject: [PATCH 2/3] Update PiwikTracker.php

---
 PiwikTracker.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/PiwikTracker.php b/PiwikTracker.php
index 9124351..a0ff7d3 100644
--- a/PiwikTracker.php
+++ b/PiwikTracker.php
@@ -1813,6 +1813,8 @@ protected static function getCurrentScriptName()
         }
         if (empty($url) && isset($_SERVER['SCRIPT_NAME'])) {
             $url = $_SERVER['SCRIPT_NAME'];
+        } elseif (empty($url)) {
+        	$url = '/';
         }
 
         if ($url[0] !== '/') {

From cabcdc4bb28fda9bc75f71c12e279d963c7a768a Mon Sep 17 00:00:00 2001
From: Thomas Steur <tsteur@users.noreply.github.com>
Date: Sun, 22 Dec 2019 09:15:27 +1300
Subject: [PATCH 3/3] Update PiwikTracker.php

---
 PiwikTracker.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/PiwikTracker.php b/PiwikTracker.php
index a0ff7d3..a4ab871 100644
--- a/PiwikTracker.php
+++ b/PiwikTracker.php
@@ -1817,7 +1817,7 @@ protected static function getCurrentScriptName()
         	$url = '/';
         }
 
-        if ($url[0] !== '/') {
+        if (!empty($url) && $url[0] !== '/') {
             $url = '/' . $url;
         }