Amazon Pay API SDK PHP 2.6.5

Author: Nayan Kumar S

Amazon/Pay/API/Client.php

@@ -11,7 +11,7 @@
 
     class Client implements ClientInterface, ReportingClientInterface, MerchantOnboardingClientInterface
     {
-        const SDK_VERSION = '2.6.4';
+        const SDK_VERSION = '2.6.5';
         const SDK_LANGUAGE = 'PHP';
         const HASH_ALGORITHM = 'sha256';
         const API_VERSION = 'v2';
@@ -322,7 +322,34 @@ protected function constructUserAgentHeader()
         {
             return 'amazon-pay-api-sdk-php/' . self::SDK_VERSION . ' ('
                 . 'PHP/' . phpversion() . '; '
-                . php_uname('s') . '/' . php_uname('m') . '/' . php_uname('r') . ')';
+                . self::getPhpUname('s') . '/' . self::getPhpUname('m') . '/' . self::getPhpUname('r') . ')';
+        }
+
+        /**
+         * Retrieves system information using the php_uname function if it's enabled
+         * 
+         * @param mode - A mode specifying the information to retrieve (e.g., 's' for the System name)
+         * @return string - System information or '(disabled)' if php_uname is disabled
+         */
+        public function getPhpUname($mode) {
+            $uname_disabled = self::_isDisabled(ini_get('disable_functions'), 'php_uname');
+            return $uname_disabled ? '(disabled)' : php_uname($mode);
+        }
+
+        /**
+         * Checks if a given function is disabled based on a comma-seperated string of disabled functions.
+         * 
+         * @param string $disableFunctionsOutput - String value of the 'disable_function' setting, as output by ini_get('disable_functions')
+         * @param string $functionName - Name of the function we are interesting in seeing whether or not it is disabled
+         * 
+         * @return bool - True if the function is disabled, false otherwise
+         */
+        private static function _isDisabled($disableFunctionsOutput, $functionName) {
+            $disabledFunctions = explode(',', $disableFunctionsOutput);
+            if(in_array($functionName, $disabledFunctions)) {
+                return true;
+            }
+            return false;
         }
 
         public function getPostSignedHeaders($http_request_method, $request_uri, $request_parameters, $request_payload, $other_presigned_headers = null)

CHANGES.md

@@ -1,3 +1,6 @@
+### Version 2.6.5 - March 2024
+* Avoid calling the php_uname function if it's disabled in the php.ini configuration
+
 ### Version 2.6.4 - September 2023
 * Introducing new Merchant Onboarding & Account Management APIs, which allows our partners to onboard merchants programatically and as part of account management offer them creation, updation and deletion/dissociation capability.
 * Added the Sample Code snippets for the Charge APIs, Charge Permission APIs and Refund APIs.

README.md

@@ -7,9 +7,9 @@ If you need to make an Amazon Pay API call that uses the mws.amazonservices.com|
 
 ## Requirements
 
-* PHP 5.5 or higher, but highly recommended to use only the latest PHP version, and update often, to ensure current security fixes are applied
+* PHP 5.6.1 or higher, but highly recommended to use only the latest PHP version, and update often, to ensure current security fixes are applied
 * Curl 7.18 or higher
-* phpseclib 2.0
+* phpseclib 3.0
 
 ## SDK Installation
 

composer.json

@@ -2,7 +2,7 @@
    "name": "amzn/amazon-pay-api-sdk-php",
    "type": "library",
    "description": "Amazon Pay API SDK (PHP)",
-   "version": "2.6.4",
+   "version": "2.6.5",
    "keywords": [
       "amazon",
       "pay",
@@ -27,7 +27,7 @@
    },
    "require": {
       "ext-curl": "*",
-      "php": ">=5.5.0",
+      "php": ">=5.6.1",
       "phpseclib/phpseclib": "~3.0"
    },
    "require-dev": {