From 004cc1eb0543b4dab5715b77b17da4ae4adb488b Mon Sep 17 00:00:00 2001
From: Benjamin Calef <admin@username.digital>
Date: Sun, 24 Nov 2024 22:21:49 +0100
Subject: [PATCH] [v2.0.3] add sensitive processor for logs

---
 Logger/SensitiveDataProcessor.php | 93 +++++++++++++++++++++++++++++++
 composer.json                     |  2 +-
 etc/di.xml                        |  4 +-
 3 files changed, 97 insertions(+), 2 deletions(-)
 create mode 100644 Logger/SensitiveDataProcessor.php

diff --git a/Logger/SensitiveDataProcessor.php b/Logger/SensitiveDataProcessor.php
new file mode 100644
index 0000000..7623b7d
--- /dev/null
+++ b/Logger/SensitiveDataProcessor.php
@@ -0,0 +1,93 @@
+<?php
+/**
+ * This file is part of Zepgram\Rest\Model
+ *
+ * @package    Zepgram\Rest\Logger
+ * @file       ObfuscateSensitiveData.php
+ * @date       11 24 2024 21:03
+ *
+ * @author     Benjamin Calef <zepgram@gmail.com>
+ * @copyright  2024 Zepgram Copyright (c) (https://github.com/zepgram)
+ * @license    MIT License
+ **/
+
+declare(strict_types=1);
+
+namespace Zepgram\Rest\Logger;
+
+use Monolog\Processor\ProcessorInterface;
+
+class SensitiveDataProcessor implements ProcessorInterface
+{
+    private $sensitiveKeyPattern;
+
+    public function __construct(
+        private array $sensitiveKeys = [],
+        private array $overrideSensitiveKeys = [],
+        private string $redactionPlaceholder = '***REDACTED***',
+        private ?bool $isEnabled = null,
+    ) {
+        $defaultSensitiveKeys = [
+            'password',
+            'username',
+            'user',
+            'token',
+            'key',
+            'secret',
+            'hash',
+            'hmac',
+            'sha',
+            'sign',
+            'authorization',
+            'jwt',
+            'access',
+            'auth',
+            'sso',
+            'passphrase',
+            'ssh',
+            'pin',
+            'cvv',
+            'ccv',
+            'cvc',
+            'card'
+        ];
+        $this->isEnabled = $isEnabled ?? (getenv('MAGE_MODE') === 'production');
+        $this->sensitiveKeys = array_unique(array_merge($defaultSensitiveKeys, $sensitiveKeys));
+        $this->sensitiveKeys = $this->overrideSensitiveKeys ?: $this->sensitiveKeys;
+        $this->sensitiveKeyPattern = '/' . implode('|', array_map('preg_quote', $this->sensitiveKeys)) . '/i';
+    }
+
+    public function __invoke(array $record): array
+    {
+        if (!$this->isEnabled) {
+            return $record;
+        }
+
+        foreach ($record as &$line) {
+            $line = $this->redactSensitiveData($line);
+        }
+
+        return $record;
+    }
+
+    private function redactSensitiveData(mixed $data): mixed
+    {
+        if (is_array($data)) {
+            foreach ($data as $key => &$value) {
+                if (is_array($value)) {
+                    $value = $this->redactSensitiveData($value);
+                } elseif ($key && is_string($key) && $this->isSensitiveKey($key)) {
+                    $value = $this->redactionPlaceholder;
+                }
+            }
+            return $data;
+        }
+
+        return $data;
+    }
+
+    private function isSensitiveKey(string $key): bool
+    {
+        return preg_match($this->sensitiveKeyPattern, $key) === 1;
+    }
+}
diff --git a/composer.json b/composer.json
index 2e31462..f68f1e0 100755
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
   "name": "zepgram/module-rest",
   "description": "Technical module to industrialize API REST call with dependency injection pattern using Guzzle library",
   "type": "magento2-module",
-  "version": "2.0.2",
+  "version": "2.0.3",
   "authors": [
     {
       "name": "Benjamin Calef",
diff --git a/etc/di.xml b/etc/di.xml
index afd76a5..90b8015 100755
--- a/etc/di.xml
+++ b/etc/di.xml
@@ -24,6 +24,9 @@
             <argument name="handlers" xsi:type="array">
                 <item name="system" xsi:type="object">Zepgram\Rest\Logger\Handler</item>
             </argument>
+            <argument name="processors" xsi:type="array">
+                <item name="sensitive_data" xsi:type="object">Zepgram\Rest\Logger\SensitiveDataProcessor</item>
+            </argument>
         </arguments>
     </virtualType>
     <type name="Zepgram\Rest\Model\HttpClient">
@@ -33,7 +36,6 @@
     </type>
     <!-- preferences -->
     <preference for="Zepgram\Rest\Model\RequestInterface" type="Zepgram\Rest\Model\Request"/>
-    <preference for="Zepgram\Rest\Model\RequestAdapterInterface" type="Zepgram\Rest\Model\RequestAdapter"/>
     <preference for="Zepgram\Rest\Service\ApiProviderInterface" type="Zepgram\Rest\Service\ApiProvider"/>
     <preference for="Zepgram\Rest\Service\ApiPoolInterface" type="Zepgram\Rest\Service\ApiPool"/>
 </config>