Merge pull request #52769 from nextcloud/backport/52665/stable31

[stable31] fix: create mountpoint folder even if the user has a quota of 0

Author: AndyScherzinger

lib/private/Files/Storage/Wrapper/Quota.php

@@ -21,6 +21,7 @@ class Quota extends Wrapper {
 	protected string $sizeRoot;
 	private SystemConfig $config;
 	private bool $quotaIncludeExternalStorage;
+	private bool $enabled = true;
 
 	/**
 	 * @param array $parameters
@@ -46,6 +47,9 @@ public function getQuota(): int|float {
 	}
 
 	private function hasQuota(): bool {
+		if (!$this->enabled) {
+			return false;
+		}
 		return $this->getQuota() !== FileInfo::SPACE_UNLIMITED;
 	}
 
@@ -197,4 +201,8 @@ public function touch(string $path, ?int $mtime = null): bool {
 
 		return parent::touch($path, $mtime);
 	}
+
+	public function enableQuota(bool $enabled): void {
+		$this->enabled = $enabled;
+	}
 }

lib/private/Files/View.php

@@ -10,6 +10,7 @@
 use Icewind\Streams\CallbackWrapper;
 use OC\Files\Mount\MoveableMount;
 use OC\Files\Storage\Storage;
+use OC\Files\Storage\Wrapper\Quota;
 use OC\Share\Share;
 use OC\User\LazyUser;
 use OC\User\Manager as UserManager;
@@ -1579,12 +1580,22 @@ public function getDirectoryContent($directory, $mimetype_filter = '', ?\OCP\Fil
 						// Create parent folders if the mountpoint is inside a subfolder that doesn't exist yet
 						if (!isset($files[$entryName])) {
 							try {
+								[$storage, ] = $this->resolvePath($path . '/' . $entryName);
+								// make sure we can create the mountpoint folder, even if the user has a quota of 0
+								if ($storage->instanceOfStorage(Quota::class)) {
+									$storage->enableQuota(false);
+								}
+
 								if ($this->mkdir($path . '/' . $entryName) !== false) {
 									$info = $this->getFileInfo($path . '/' . $entryName);
 									if ($info !== false) {
 										$files[$entryName] = $info;
 									}
 								}
+
+								if ($storage->instanceOfStorage(Quota::class)) {
+									$storage->enableQuota(true);
+								}
 							} catch (\Exception $e) {
 								// Creating the parent folder might not be possible, for example due to a lack of permissions.
 								$this->logger->debug('Failed to create non-existent parent', ['exception' => $e, 'path' => $path . '/' . $entryName]);