perf(federation): Only request root share info for checking availability

Otherwise this would request a full recursive dirctory listing while the result is never being used

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

1 files changed, 10 insertions, 6 deletions

diff --git a/apps/files_sharing/lib/Controller/ShareInfoController.php b/apps/files_sharing/lib/Controller/ShareInfoController.php
index b090e6efcf1..2b8373af1cd 100644
--- a/apps/files_sharing/lib/Controller/ShareInfoController.php
+++ b/apps/files_sharing/lib/Controller/ShareInfoController.php
@@ -65,7 +65,7 @@ class ShareInfoController extends ApiController {
 	 * @param ?string $dir
 	 * @return JSONResponse
 	 */
-	public function info(string $t, ?string $password = null, ?string $dir = null) {
+	public function info(string $t, ?string $password = null, ?string $dir = null, int $depth = -1) {
 		try {
 			$share = $this->shareManager->getShareByToken($t);
 		} catch (ShareNotFound $e) {
@@ -96,28 +96,32 @@ class ShareInfoController extends ApiController {
 			}
 		}
 
-		return new JSONResponse($this->parseNode($node, $permissionMask));
+		return new JSONResponse($this->parseNode($node, $permissionMask, $depth));
 	}
 
-	private function parseNode(Node $node, int $permissionMask) {
+	private function parseNode(Node $node, int $permissionMask, int $depth) {
 		if ($node instanceof File) {
 			return $this->parseFile($node, $permissionMask);
 		}
-		return $this->parseFolder($node, $permissionMask);
+		return $this->parseFolder($node, $permissionMask, $depth);
 	}
 
 	private function parseFile(File $file, int $permissionMask) {
 		return $this->format($file, $permissionMask);
 	}
 
-	private function parseFolder(Folder $folder, int $permissionMask) {
+	private function parseFolder(Folder $folder, int $permissionMask, int $depth) {
 		$data = $this->format($folder, $permissionMask);
 
+		if ($depth === 0) {
+			return $data;
+		}
+
 		$data['children'] = [];
 
 		$nodes = $folder->getDirectoryListing();
 		foreach ($nodes as $node) {
-			$data['children'][] = $this->parseNode($node, $permissionMask);
+			$data['children'][] = $this->parseNode($node, $permissionMask, $depth <= -1 ? -1 : $depth - 1);
 		}
 
 		return $data;