add image redirect

api/src/Controller/ImageController.php

@@ -6,6 +6,7 @@ use Symfony\Component\Routing\Annotation\Route;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\JsonResponse;
 use Aws\S3\S3Client;
+use Symfony\Component\HttpFoundation\RedirectResponse;
 use Symfony\Component\HttpFoundation\Response;
 
 class ImageController extends AbstractController {
@@ -100,4 +101,34 @@ class ImageController extends AbstractController {
         ]);
     }
 
+    #[Route('/api/images/redirect', name: 'redirectImage', methods: ['GET'])]
+    public function redirectImage(Request $request){
+        if (!$request->query->has("path")) {
+            return new JsonResponse([
+                "success" => false,
+                "message" => "Path parameter is required"
+            ], 422);
+        }
+
+        $command = $this->s3Client->getCommand('GetObject', [
+            'Bucket' => $_ENV["S3BUCKET"],
+            'Key'    => 'img/' . $request->query->get("path")
+        ]);
+
+        // Create a pre-signed URL for a request with duration of 10 miniutes
+        $presignedRequest = $this->s3Client->createPresignedRequest($command, '5 minutes');
+
+        // Get the actual presigned-url
+        $downloadURL =  (string)  $presignedRequest->getUri();
+
+        if($request->query->has("preview")) {
+            $encodedUrl = rtrim(strtr(base64_encode($downloadURL), '+/', '-_'), '=');
+            $path = "/rs:fit:0:" . $_ENV["IMGHEIGHT"] . ":1/g:no/{$encodedUrl}.webp";
+
+            $signature = rtrim(strtr(base64_encode(hash_hmac('sha256', $_ENV["IMGPROXY_SALT"].$path, $_ENV["IMGPROXY_KEY"], true)), '+/', '-_'), '=');
+            $downloadURL = $_ENV["IMGPROXY_URL"] . "/" . $signature . $path;
+        }
+        return new RedirectResponse($downloadURL);
+    }
+
 }
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