[Bug] Allow purely numeric editable names when saving documents

src/Document/Data/Adapter/AbstractPageSnippetAdapter.php

@@ -121,7 +121,7 @@ private function setEditableData(PageSnippet $document, array $data): void
         $this->setAppendEditables($document, $data);
         $editableData = $data[DocumentFieldKeys::EDITABLE_DATA->value];
         foreach ($editableData as $name => $value) {
-            $document->setRawEditable($name, $value['type'], $value['data'] ?? null);
+            $document->setRawEditable((string) $name, $value['type'], $value['data'] ?? null);
         }
     }
 

tests/Unit/Document/Data/Adapter/PageAdapterTest.php

@@ -0,0 +1,66 @@
+<?php
+declare(strict_types=1);
+
+/**
+ * This source file is available under the terms of the
+ * Pimcore Open Core License (POCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (https://www.pimcore.com)
+ *  @license    Pimcore Open Core License (POCL)
+ */
+
+namespace Pimcore\Bundle\StudioBackendBundle\Tests\Unit\Document\Data\Adapter;
+
+use Codeception\Test\Unit;
+use Pimcore\Bundle\StudioBackendBundle\Document\Data\Adapter\PageAdapter;
+use Pimcore\Bundle\StudioBackendBundle\Security\Service\SecurityServiceInterface;
+use Pimcore\Bundle\StudioBackendBundle\Util\Constant\Document\DocumentFieldKeys;
+use Pimcore\Document\StaticPageGenerator;
+use Pimcore\Model\Document\Page;
+use Pimcore\Model\UserInterface;
+
+/**
+ * @internal
+ */
+final class PageAdapterTest extends Unit
+{
+    public function testSetDataAcceptsPurelyNumericEditableNames(): void
+    {
+        $setEditables = [];
+        $document = $this->createMock(Page::class);
+        $document->method('setRawEditable')->willReturnCallback(
+            function (string $name, string $type, mixed $data) use (&$setEditables, $document): Page {
+                $setEditables[$name] = [$type, $data];
+
+                return $document;
+            }
+        );
+
+        $adapter = new PageAdapter(
+            $this->createMock(SecurityServiceInterface::class),
+            $this->createMock(StaticPageGenerator::class)
+        );
+
+        // json_decode() turns the purely numeric editable name "123" into the integer array key 123
+        $adapter->setData(
+            $document,
+            [
+                DocumentFieldKeys::EDITABLE_DATA->value => [
+                    '123' => ['type' => 'input', 'data' => 'numeric'],
+                    'headline' => ['type' => 'input', 'data' => 'text'],
+                ],
+            ],
+            $this->createMock(UserInterface::class)
+        );
+
+        $this->assertSame(
+            [
+                '123' => ['input', 'numeric'],
+                'headline' => ['input', 'text'],
+            ],
+            $setEditables
+        );
+    }
+}