Merge pull request #9 from bedita/fix/remove-file-checksum-error

Remove uploaded file after checksum error

src/Http/Server.php

@@ -37,6 +37,13 @@ class Server extends TusServer
      */
     public const BEDITA_OBJECT_TYPE_HEADER = 'BEdita-Object-Type';
 
+    /**
+     * Checksum Mismatch status code
+     *
+     * @var int
+     */
+    public const HTTP_CHECKSUM_MISMATCH = 460;
+
     /**
      * Update cache with info about bedita object created.
      *
@@ -97,4 +104,21 @@ protected function handleHead(): HttpResponse
 
         return parent::handleHead();
     }
+
+    /**
+     * {@inheritDoc}
+     *
+     * Make sure file is removed if a checksum error response is sent.
+     */
+    protected function handlePatch(): HttpResponse
+    {
+        $response = parent::handlePatch();
+        if ($response->getStatusCode() === static::HTTP_CHECKSUM_MISMATCH) {
+            $meta = $this->cache->get($this->request->key());
+            $resource = $meta['file_path'] ?? null;
+            unlink($resource);
+        }
+
+        return $response;
+    }
 }