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diff --git a/apps/dav/lib/Controller/ExampleContentController.php b/apps/dav/lib/Controller/ExampleContentController.php
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+++ b/apps/dav/lib/Controller/ExampleContentController.php
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+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\DAV\Controller;
+
+use OCA\DAV\AppInfo\Application;
+use OCA\DAV\Service\ExampleContactService;
+use OCA\DAV\Service\ExampleEventService;
+use OCP\AppFramework\ApiController;
+use OCP\AppFramework\Http;
+use OCP\AppFramework\Http\Attribute\FrontpageRoute;
+use OCP\AppFramework\Http\Attribute\NoCSRFRequired;
+use OCP\AppFramework\Http\DataDownloadResponse;
+use OCP\AppFramework\Http\JSONResponse;
+use OCP\IRequest;
+use Psr\Log\LoggerInterface;
+
+class ExampleContentController extends ApiController {
+	public function __construct(
+		IRequest $request,
+		private readonly LoggerInterface $logger,
+		private readonly ExampleEventService $exampleEventService,
+		private readonly ExampleContactService $exampleContactService,
+	) {
+		parent::__construct(Application::APP_ID, $request);
+	}
+
+	#[FrontpageRoute(verb: 'PUT', url: '/api/defaultcontact/config')]
+	public function setEnableDefaultContact(bool $allow): JSONResponse {
+		if ($allow && !$this->exampleContactService->defaultContactExists()) {
+			try {
+				$this->exampleContactService->setCard();
+			} catch (\Exception $e) {
+				$this->logger->error('Could not create default contact', ['exception' => $e]);
+				return new JSONResponse([], Http::STATUS_INTERNAL_SERVER_ERROR);
+			}
+		}
+		$this->exampleContactService->setDefaultContactEnabled($allow);
+		return new JSONResponse([], Http::STATUS_OK);
+	}
+
+	#[NoCSRFRequired]
+	#[FrontpageRoute(verb: 'GET', url: '/api/defaultcontact/contact')]
+	public function getDefaultContact(): DataDownloadResponse {
+		$cardData = $this->exampleContactService->getCard()
+			?? file_get_contents(__DIR__ . '/../ExampleContentFiles/exampleContact.vcf');
+		return new DataDownloadResponse($cardData, 'example_contact.vcf', 'text/vcard');
+	}
+
+	#[FrontpageRoute(verb: 'PUT', url: '/api/defaultcontact/contact')]
+	public function setDefaultContact(?string $contactData = null) {
+		if (!$this->exampleContactService->isDefaultContactEnabled()) {
+			return new JSONResponse([], Http::STATUS_FORBIDDEN);
+		}
+		$this->exampleContactService->setCard($contactData);
+		return new JSONResponse([], Http::STATUS_OK);
+	}
+
+	#[FrontpageRoute(verb: 'POST', url: '/api/exampleEvent/enable')]
+	public function setCreateExampleEvent(bool $enable): JSONResponse {
+		$this->exampleEventService->setCreateExampleEvent($enable);
+		return new JsonResponse([]);
+	}
+
+	#[FrontpageRoute(verb: 'GET', url: '/api/exampleEvent/event')]
+	#[NoCSRFRequired]
+	public function downloadExampleEvent(): DataDownloadResponse {
+		$exampleEvent = $this->exampleEventService->getExampleEvent();
+		return new DataDownloadResponse(
+			$exampleEvent->getIcs(),
+			'example_event.ics',
+			'text/calendar',
+		);
+	}
+
+	#[FrontpageRoute(verb: 'POST', url: '/api/exampleEvent/event')]
+	public function uploadExampleEvent(string $ics): JSONResponse {
+		if (!$this->exampleEventService->shouldCreateExampleEvent()) {
+			return new JSONResponse([], Http::STATUS_FORBIDDEN);
+		}
+
+		$this->exampleEventService->saveCustomExampleEvent($ics);
+		return new JsonResponse([]);
+	}
+
+	#[FrontpageRoute(verb: 'DELETE', url: '/api/exampleEvent/event')]
+	public function deleteExampleEvent(): JSONResponse {
+		$this->exampleEventService->deleteCustomExampleEvent();
+		return new JsonResponse([]);
+	}
+
+}