1 files changed, 52 insertions, 0 deletions
diff --git a/apps/settings/lib/SetupChecks/JavaScriptSourceMaps.php b/apps/settings/lib/SetupChecks/JavaScriptSourceMaps.php
new file mode 100644
index 00000000000..dcfc40192b9
--- /dev/null
+++ b/apps/settings/lib/SetupChecks/JavaScriptSourceMaps.php
@@ -0,0 +1,52 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+namespace OCA\Settings\SetupChecks;
+
+use OCP\Http\Client\IClientService;
+use OCP\IConfig;
+use OCP\IL10N;
+use OCP\IURLGenerator;
+use OCP\SetupCheck\CheckServerResponseTrait;
+use OCP\SetupCheck\ISetupCheck;
+use OCP\SetupCheck\SetupResult;
+use Psr\Log\LoggerInterface;
+
+/**
+ * Checks if the webserver serves '.map' files using the correct MIME type
+ */
+class JavaScriptSourceMaps implements ISetupCheck {
+	use CheckServerResponseTrait;
+
+	public function __construct(
+		protected IL10N $l10n,
+		protected IConfig $config,
+		protected IURLGenerator $urlGenerator,
+		protected IClientService $clientService,
+		protected LoggerInterface $logger,
+	) {
+	}
+
+	public function getCategory(): string {
+		return 'network';
+	}
+
+	public function getName(): string {
+		return $this->l10n->t('JavaScript source map support');
+	}
+
+	public function run(): SetupResult {
+		$testFile = $this->urlGenerator->linkTo('settings', 'js/map-test.js.map');
+
+		foreach ($this->runRequest('HEAD', $testFile) as $response) {
+			return SetupResult::success();
+		}
+
+		return SetupResult::warning($this->l10n->t('Your webserver is not set up to serve `.js.map` files. Without these files, JavaScript Source Maps won\'t function properly, making it more challenging to troubleshoot and debug any issues that may arise.'));
+	}
+}