From 3954bb18eeef57d6b1a4ac795427dafaeeae6bbd Mon Sep 17 00:00:00 2001
From: Steve Taylor <stevet@jumbointeractive.com>
Date: Fri, 25 Oct 2019 13:50:16 +1000
Subject: [PATCH] Fix PHP 7.4 bug in PPXmlMessage

* ErrorException: Cannot use "parent" when current class scope has no parent
  vendor/paypal/sdk-core-php/lib/PayPal/Core/PPXmlMessage.php:124

  As class has no parent, changed to self instead.

* Update travis config with new php versions
---
 .travis.yml                           | 9 +++++++--
 lib/PayPal/Core/PPXmlFaultMessage.php | 2 +-
 lib/PayPal/Core/PPXmlMessage.php      | 2 +-
 3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 2cef587..f38ffcf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,13 +4,18 @@ matrix:
     include:
         - php: 5.3
           dist: precise
+        - php: 5.4
+          dist: trusty
+        - php: 5.5
+          dist: trusty
 
 php:
-  - 5.4
-  - 5.5
   - 5.6
   - 7.0
   - 7.1
+  - 7.2
+  - 7.3
+  - 7.4snapshot
 
 install:
   - composer install
diff --git a/lib/PayPal/Core/PPXmlFaultMessage.php b/lib/PayPal/Core/PPXmlFaultMessage.php
index fd1a056..2391f5b 100644
--- a/lib/PayPal/Core/PPXmlFaultMessage.php
+++ b/lib/PayPal/Core/PPXmlFaultMessage.php
@@ -31,7 +31,7 @@ public function init(array $data = array())
         }
 
         if (($first = reset($map)) && !is_array($first) && !is_numeric(key($map))) {
-            parent::init($map, false);
+            self::init($map);
             return;
         }
 
diff --git a/lib/PayPal/Core/PPXmlMessage.php b/lib/PayPal/Core/PPXmlMessage.php
index 2c4c355..92b4cf7 100644
--- a/lib/PayPal/Core/PPXmlMessage.php
+++ b/lib/PayPal/Core/PPXmlMessage.php
@@ -121,7 +121,7 @@ public function init(array $map = array(), $isRoot = true)
         }
 
         if (($first = reset($map)) && !is_array($first) && !is_numeric(key($map))) {
-            parent::init($map, false);
+            self::init($map, false);
             return;
         }