From 26d4497dbeb093ceadbce5a6d5e2a67f54bae907 Mon Sep 17 00:00:00 2001
From: Marc Michalsky forumZFD <michalsky@forumzfd.de>
Date: Thu, 25 Feb 2021 16:12:05 +0100
Subject: [PATCH] replace function for compatibility with PHP <7.3

replace array_key_first() by array_shift()
---
 CRM/TwingleCampaign/Utils/APIWrapper.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/CRM/TwingleCampaign/Utils/APIWrapper.php b/CRM/TwingleCampaign/Utils/APIWrapper.php
index 4b59262..bec1b26 100644
--- a/CRM/TwingleCampaign/Utils/APIWrapper.php
+++ b/CRM/TwingleCampaign/Utils/APIWrapper.php
@@ -37,8 +37,8 @@ class CRM_TwingleCampaign_Utils_APIWrapper {
 
       // Create soft credit for contribution
       if (array_key_exists('contribution', $response['values'])) {
-        $contribution = $response['values']['contribution']
-        [array_key_first($response['values']['contribution'])];
+        $response_copy = $response;
+        $contribution = array_shift($response_copy['values']['contribution']);
         if (array_key_exists('campaign_id', $contribution)) {
           try {
             $twingle_event = civicrm_api3(