add adapter to update data sent from asset editor

config/assets.yaml

@@ -75,6 +75,9 @@ services:
   Pimcore\Bundle\StudioBackendBundle\Asset\Updater\Adapter\DataAdapter:
     tags: [ 'pimcore.studio_backend.update_adapter' ]
 
+  Pimcore\Bundle\StudioBackendBundle\Asset\Updater\Adapter\DataUriAdapter:
+    tags: [ 'pimcore.studio_backend.update_adapter' ]
+
 
   #
   # Handler

src/Asset/Attribute/Request/UpdateAssetRequestBody.php

@@ -47,6 +47,7 @@ public function __construct()
                             new UpdateStringProperty('key'),
                             new UpdateStringProperty('locked'),
                             new UpdateStringProperty('data'),
+                            new UpdateStringProperty('dataUri'),
                             new UpdateCustomMetadata(),
                             new UpdateCustomSettingsData(),
                             new UpdateElementProperties(),

src/Asset/Updater/Adapter/DataUriAdapter.php

@@ -0,0 +1,55 @@
+<?php
+declare(strict_types=1);
+
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
+namespace Pimcore\Bundle\StudioBackendBundle\Asset\Updater\Adapter;
+
+use Pimcore\Bundle\StudioBackendBundle\Updater\Adapter\UpdateAdapterInterface;
+use Pimcore\Bundle\StudioBackendBundle\Util\Constant\ElementTypes;
+use Pimcore\Model\Asset;
+use Pimcore\Model\Element\ElementInterface;
+use Symfony\Component\DependencyInjection\Attribute\AutoconfigureTag;
+
+/**
+ * @internal
+ */
+#[AutoconfigureTag('pimcore.studio_backend.update_adapter')]
+final readonly class DataUriAdapter implements UpdateAdapterInterface
+{
+    private const INDEX_KEY = 'dataUri';
+
+    public function update(ElementInterface $element, array $data): void
+    {
+        if (!$element instanceof Asset) {
+            return;
+        }
+
+        $assetData = $data[$this->getIndexKey()];
+        $assetData = substr($assetData, strpos($assetData, ','));
+        $element->setData(base64_decode($assetData));
+    }
+
+    public function getIndexKey(): string
+    {
+        return self::INDEX_KEY;
+    }
+
+    public function supportedElementTypes(): array
+    {
+        return [
+            ElementTypes::TYPE_ASSET,
+        ];
+    }
+}