Make s3 fs toggable

config/common.php

@@ -124,8 +124,10 @@ SQL;
     return $event;
 });
 
+$s3Enabled = class_exists('League\Flysystem\AwsS3v3\AwsS3Adapter') && getenv('AMAZON_S3_BUCKET_PUBLIC_KEY') && getenv('AMAZON_S3_BUCKET_SECRET_KEY') && getenv('AMAZON_S3_BUCKET_NAME') && getenv('AMAZON_S3_BUCKET_REGION');
+
 // Basic configuration, used in web and console applications
-return [
+$common = [
     'id' => 'app',
     'name' => getenv('APP_TITLE'),
     'language' => $languages[0],
@@ -258,14 +260,6 @@ return [
             'class' => LocalFilesystem::class,
             'path' => '@storage'
         ],
-        'fsS3' => [
-            'class' => AwsS3Filesystem::class,
-            'key' => getenv('AMAZON_S3_BUCKET_PUBLIC_KEY'),
-            'secret' => getenv('AMAZON_S3_BUCKET_SECRET_KEY'),
-            'bucket' => getenv('AMAZON_S3_BUCKET_NAME'),
-            'prefix' => getenv('APP_NAME') . '/public',
-            'region' => getenv('AMAZON_S3_BUCKET_REGION')
-        ],
         'fsRuntime' => [
             'class' => LocalFilesystem::class,
             'path' => '@runtime'
@@ -474,7 +468,6 @@ return [
             'layout' => $boxLayout,
             'filesystem' => getenv('APP_FILEFLY_DEFAULT_FILESYSTEM'),
             'filesystemComponents' => [
-                's3' => 'fsS3',
                 'local' => 'fsLocal',
                 'runtime' => 'fsRuntime'
             ]
@@ -564,3 +557,18 @@ return [
         ]
     ]
 ];
+
+if ($s3Enabled) {
+    $common['components']['fsS3'] = [
+        'class' => AwsS3Filesystem::class,
+        'key' => getenv('AMAZON_S3_BUCKET_PUBLIC_KEY'),
+        'secret' => getenv('AMAZON_S3_BUCKET_SECRET_KEY'),
+        'bucket' => getenv('AMAZON_S3_BUCKET_NAME'),
+        'prefix' => getenv('APP_NAME') . '/public',
+        'region' => getenv('AMAZON_S3_BUCKET_REGION')
+    ];
+
+    $common['modules']['filefly']['filesystemComponents']['s3'] = 'fsS3';
+}
+
+return $common;