Fix deprecation warnings on PHP 8.4

CHANGELOG.md

@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [3.5.5] - 2025-10-09
+### Fixes
+- Fix deprecation warnings on PHP 8.4
+- Restrict supported PHP versions to 7.1 and above.
+
 ## [3.5.4] - 2025-09-12
 ### Added
 - Provide `setFormTemplate` method to set `form_template` for the `createPaymentRequest`.

README.md

@@ -26,7 +26,7 @@ try {
 
 ## Requirements
 
-The AltaPay API PHP requires PHP 7.0.0 or greater with the following extensions installed:
+The AltaPay API PHP requires PHP 7.1.0 or greater with the following extensions installed:
 
 - date
 - filter

composer.json

@@ -22,7 +22,7 @@
         ]
     },
     "require": {
-        "php": "^7.0 || ^8.0",
+        "php": "^7.1 || ^8.0",
         "ext-date": "*",
         "ext-filter": "*",
         "ext-mbstring": "*",

src/AbstractApi.php

@@ -55,7 +55,7 @@ abstract class AbstractApi
     /**
      * PHP API version
      */
-    const PHP_API_VERSION = '3.5.3';
+    const PHP_API_VERSION = '3.5.5';
 
     /**
      * Event dispatcher

src/Factory.php

@@ -63,7 +63,7 @@ class Factory
      * @return T
      * @throws ClassDoesNotExistsException
      */
-    public static function create($class, Authentication $authentication = null)
+    public static function create($class, ?Authentication $authentication = null)
     {
         if (class_exists($class)) {
             return new $class($authentication);

src/Request/Customer.php

@@ -267,7 +267,7 @@ class Customer extends AbstractSerializer
      *
      * @param Address|null $billingAddress Billing address
      */
-    public function __construct(Address $billingAddress = null)
+    public function __construct(?Address $billingAddress = null)
     {
         $this->billing = $billingAddress;
     }

src/Response/AbstractResponse.php

@@ -49,7 +49,7 @@ abstract class AbstractResponse
      * @return void
      * @throws \InvalidArgumentException
      */
-    public function headerSetter(\SimpleXMLElement $xml = null)
+    public function headerSetter(?\SimpleXMLElement $xml = null)
     {
         if ($xml) {
             $this->Header = ResponseSerializer::serialize(Header::class, $xml);
@@ -64,7 +64,7 @@ public function headerSetter(\SimpleXMLElement $xml = null)
      * @return static
      * @throws \InvalidArgumentException
      */
-    public function deserialize(\SimpleXMLElement $xml = null)
+    public function deserialize(?\SimpleXMLElement $xml = null)
     {
         $object = clone $this;
 

src/Serializer/ResponseSerializer.php

@@ -45,7 +45,7 @@ class ResponseSerializer
     public static function serialize(
         $objectName,
         \SimpleXMLElement $data,
-        \SimpleXMLElement $header = null
+        ?\SimpleXMLElement $header = null
     ) {
         $object = new $objectName();
         $object->headerSetter($header);