encrypt download url

app/Repositories/BaseRepository.php

@@ -2,11 +2,14 @@
 
 namespace App\Repositories;
 
+use Illuminate\Encryption\Encrypter;
 use Illuminate\Support\Str;
 
 class BaseRepository
 {
-    protected function getSortFieldAndType(array $params)
+    private static $enctyper;
+
+    protected function getSortFieldAndType(array $params): array
     {
         $field = $params['sort_field'] ?? 'id';
         $type = 'desc';
@@ -15,4 +18,5 @@ class BaseRepository
         }
         return [$field, $type];
     }
+
 }

app/Repositories/ToolRepository.php

@@ -2,11 +2,14 @@
 namespace App\Repositories;
 
 use App\Models\Setting;
+use Illuminate\Encryption\Encrypter;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Storage;
+use Illuminate\Support\Str;
 
 class ToolRepository extends BaseRepository
 {
+    private static $encrypter;
 
     public function backupWeb(): array
     {
@@ -142,4 +145,18 @@ class ToolRepository extends BaseRepository
         do_log("Final result: " . json_encode($backupResult));
         return $backupResult;
     }
+
+    public function getEncrypter(): Encrypter
+    {
+        if (!is_null(self::$encrypter)) {
+            return self::$encrypter;
+        }
+        $key = nexus_env('APP_KEY');
+        $prefix = 'base64:';
+        if (Str::startsWith($key,$prefix)) {
+            $key = substr($key, strlen($prefix));
+            $key = base64_decode($key);
+        }
+        return self::$encrypter = new Encrypter($key, 'AES-256-CBC');
+    }
 }

app/Repositories/TorrentRepository.php

@@ -254,4 +254,23 @@ class TorrentRepository extends BaseRepository
         return "$speed/s";
     }
 
+    public function encryptDownHash($id, $uid): string
+    {
+        $toolRep = new ToolRepository();
+        $payload = [
+            'id' => $id,
+            'uid' => $uid,
+            'date' => date('Ymd'),
+        ];
+        return $toolRep->getEncrypter()->encrypt($payload);
+    }
+
+    public function decryptDownHash($downHash)
+    {
+        $toolRep = new ToolRepository();
+        return $toolRep->getEncrypter()->decrypt($downHash);
+    }
+
+
+
 }