2 files changed, 37 insertions, 0 deletions
diff --git a/apps/accessibility/lib/AppInfo/Application.php b/apps/accessibility/lib/AppInfo/Application.php
index 068fcc27b7a..6e3dc789d97 100644
--- a/apps/accessibility/lib/AppInfo/Application.php
+++ b/apps/accessibility/lib/AppInfo/Application.php
@@ -60,4 +60,22 @@ class Application extends App {
 			}
 		}
 	}
+
+	public function injectJavascript() {
+		$linkToJs = $this->urlGenerator->linkToRoute(
+			$this->appName . '.accessibility.getJavascript',
+			[
+				'v' => \OC::$server->getConfig()->getAppValue('accessibility', 'cachebuster', '0'),
+			]
+		);
+
+		\OCP\Util::addHeader(
+			'script',
+			[
+				'src' => $linkToJs,
+				'nonce' => \OC::$server->getContentSecurityPolicyNonceManager()->getNonce()
+			],
+			''
+		);
+	}
 }
diff --git a/apps/accessibility/lib/Controller/AccessibilityController.php b/apps/accessibility/lib/Controller/AccessibilityController.php
index 8f1ffa452af..cdc9e004404 100644
--- a/apps/accessibility/lib/Controller/AccessibilityController.php
+++ b/apps/accessibility/lib/Controller/AccessibilityController.php
@@ -28,6 +28,7 @@ use Leafo\ScssPhp\Formatter\Crunched;
 use OCP\AppFramework\Controller;
 use OCP\AppFramework\Http;
 use OCP\AppFramework\Http\DataDisplayResponse;
+use OCP\AppFramework\Http\DataDownloadResponse;
 use OCP\AppFramework\Utility\ITimeFactory;
 use OCP\App\IAppManager;
 use OCP\IConfig;
@@ -185,6 +186,24 @@ class AccessibilityController extends Controller {
 	}
 
 	/**
+	 * @NoCSRFRequired
+	 * @PublicPage
+	 *
+	 * @return DataDownloadResponse
+	 */
+	public function getJavascript(): DataDownloadResponse {
+		$responseJS = '(function() {
+	OCA.Accessibility = {
+		theme: ' . json_encode($this->config->getUserValue($this->userSession->getUser()->getUID(), $this->appName, 'theme', false)) . ',
+		
+	};
+})();';
+		$response = new DataDownloadResponse($responseJS, 'javascript', 'text/javascript');
+		$response->cacheFor(3600);
+		return $response;
+	}
+
+	/**
 	 * Return an array with the user theme & font settings
 	 *
 	 * @return array