Do not fail un undefined section

Signed-off-by: Julius Härtl <jus@bitgrid.net>

1 files changed, 4 insertions, 3 deletions

diff --git a/lib/Detail.php b/lib/Detail.php
index 935ed3f..ddb2b22 100644
--- a/lib/Detail.php
+++ b/lib/Detail.php
@@ -55,8 +55,9 @@ class Detail implements IDetail {
 	public function getInformation() {
 		/** @var IRequest $request */
 		$request = \OC::$server->query(IRequest::class);
-		if ($request->getParam('details')) {
-			return $request->getParam('details')[$this->getSection()][$this->getIdentifier()];
+		$request = $request->getParam('details');
+		if ($request && isset($request[$this->getSection()][$this->getIdentifier()])) {
+			return $request[$this->getSection()][$this->getIdentifier()];
 		}
 		return $this->information;
 	}
@@ -68,4 +69,4 @@ class Detail implements IDetail {
 	public function getIdentifier() {
 		return $this->identifier;
 	}
-}
\ No newline at end of file
+}