chore: ugly type juggling

Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>

lib/private/Files/Cache/QuerySearchHelper.php

@@ -195,23 +195,33 @@ class QuerySearchHelper {
 	}
 
 	/**
-	 * @return array{array<string, ICache>, array<string, IMountPoint>}
+	 * @return list{0?: array<array-key, ICache>, 1?: array<array-key, IMountPoint>}
 	 */
 	public function getCachesAndMountPointsForSearch(IRootFolder $root, string $path, bool $limitToHome = false): array {
 		$rootLength = strlen($path);
-		$mount = $root->getMount($path);
-		$storage = $mount->getStorage();
+		$storage = null;
+		if (method_exists($root, 'getMount')) {
+			/** @var IMountPoint $mount */
+			$mount = $root->getMount($path);
+			$storage = $mount->getStorage();
+		}
+		if ($storage === null) {
+			return [];
+		}
 		$internalPath = $mount->getInternalPath($path);
 
 		if ($internalPath !== '') {
 			// a temporary CacheJail is used to handle filtering down the results to within this folder
+			/** @var ICache[] $caches */
 			$caches = ['' => new CacheJail($storage->getCache(''), $internalPath)];
 		} else {
+			/** @var ICache[] $caches */
 			$caches = ['' => $storage->getCache('')];
 		}
+		/** @var IMountPoint[] $mountByMountPoint */
 		$mountByMountPoint = ['' => $mount];
 
-		if (!$limitToHome) {
+		if (!$limitToHome && method_exists($root, 'getMountsIn')) {
 			/** @var IMountPoint[] $mounts */
 			$mounts = $root->getMountsIn($path);
 			foreach ($mounts as $mount) {

lib/private/Files/FileInfo.php

@@ -143,9 +143,6 @@ class FileInfo implements \OCP\Files\FileInfo, \ArrayAccess {
 		return $this->path;
 	}
 
-	/**
-	 * @return \OCP\Files\Storage
-	 */
 	public function getStorage() {
 		return $this->storage;
 	}

lib/private/Files/Node/Folder.php

@@ -330,8 +330,13 @@ class Folder extends Node implements \OCP\Files\Folder {
 	 * @return array
 	 */
 	protected function getByIdInRootMount(int $id): array {
-		$mount = $this->root->getMount('');
-		$cacheEntry = $mount->getStorage()->getCache($this->path)->get($id);
+		$storage = null;
+		if (\method_exists($this->root, 'getMount')) {
+			/** @var IMountPoint $mount */
+			$mount = $this->root->getMount('');
+			$storage = $mount->getStorage();
+		}
+		$cacheEntry = $storage?->getCache($this->path)->get($id);
 		if (!$cacheEntry) {
 			return [];
 		}
@@ -346,7 +351,7 @@ class Folder extends Node implements \OCP\Files\Folder {
 		return [$this->root->createNode(
 			$absolutePath, new \OC\Files\FileInfo(
 				$absolutePath,
-				$mount->getStorage(),
+				$storage,
 				$cacheEntry->getPath(),
 				$cacheEntry,
 				$mount

lib/private/Files/Node/Node.php

@@ -35,6 +35,7 @@ use OC\Files\Utils\PathHelper;
 use OCP\Files\FileInfo;
 use OCP\Files\InvalidPathException;
 use OCP\Files\IRootFolder;
+use OCP\Files\Node as INode;
 use OCP\Files\NotFoundException;
 use OCP\Files\NotPermittedException;
 use OCP\Lock\LockedException;
@@ -42,7 +43,7 @@ use OCP\PreConditionNotMetException;
 use Symfony\Component\EventDispatcher\GenericEvent;
 
 // FIXME: this class really should be abstract
-class Node implements \OCP\Files\Node {
+class Node implements INode {
 	/**
 	 * @var \OC\Files\View $view
 	 */
@@ -128,7 +129,9 @@ class Node implements \OCP\Files\Node {
 		$args = !empty($args) ? $args : [$this];
 		$dispatcher = \OC::$server->getEventDispatcher();
 		foreach ($hooks as $hook) {
-			$this->root->emit('\OC\Files', $hook, $args);
+			if (method_exists($this->root, 'emit')) {
+				$this->root->emit('\OC\Files', $hook, $args);
+			}
 			$dispatcher->dispatch('\OCP\Files::' . $hook, new GenericEvent($args));
 		}
 	}
@@ -288,10 +291,7 @@ class Node implements \OCP\Files\Node {
 		return $this->getFileInfo(false)->isCreatable();
 	}
 
-	/**
-	 * @return Node
-	 */
-	public function getParent() {
+	public function getParent(): INode|IRootFolder {
 		if ($this->parent === null) {
 			$newPath = dirname($this->path);
 			if ($newPath === '' || $newPath === '.' || $newPath === '/') {
@@ -400,7 +400,7 @@ class Node implements \OCP\Files\Node {
 
 	/**
 	 * @param string $targetPath
-	 * @return \OCP\Files\Node
+	 * @return INode
 	 * @throws InvalidPathException
 	 * @throws NotFoundException
 	 * @throws NotPermittedException if copy not allowed or failed
@@ -426,7 +426,7 @@ class Node implements \OCP\Files\Node {
 
 	/**
 	 * @param string $targetPath
-	 * @return \OCP\Files\Node
+	 * @return INode
 	 * @throws InvalidPathException
 	 * @throws NotFoundException
 	 * @throws NotPermittedException if move not allowed or failed

lib/private/Files/Node/Root.php

@@ -45,6 +45,7 @@ use OCP\Files\Config\IUserMountCache;
 use OCP\Files\Events\Node\FilesystemTornDownEvent;
 use OCP\Files\IRootFolder;
 use OCP\Files\Mount\IMountPoint;
+use OCP\Files\Node as INode;
 use OCP\Files\NotFoundException;
 use OCP\Files\NotPermittedException;
 use OCP\IUser;
@@ -339,10 +340,9 @@ class Root extends Folder implements IRootFolder {
 	}
 
 	/**
-	 * @return Node
 	 * @throws \OCP\Files\NotFoundException
 	 */
-	public function getParent() {
+	public function getParent(): INode|IRootFolder {
 		throw new NotFoundException();
 	}
 

tests/lib/Files/Node/FolderTest.php

@@ -24,6 +24,7 @@ use OC\Files\Search\SearchQuery;
 use OC\Files\Storage\Temporary;
 use OC\Files\Storage\Wrapper\Jail;
 use OCP\Files\Cache\ICacheEntry;
+use OCP\Files\IRootFolder;
 use OCP\Files\Mount\IMountPoint;
 use OCP\Files\NotFoundException;
 use OCP\Files\Search\ISearchComparison;
@@ -462,12 +463,13 @@ class FolderTest extends NodeTest {
 	}
 
 	public function testIsSubNode() {
-		$file = new Node(null, $this->view, '/foo/bar');
-		$folder = new Folder(null, $this->view, '/foo');
+		$rootFolderMock = $this->createMock(IRootFolder::class);
+		$file = new Node($rootFolderMock, $this->view, '/foo/bar');
+		$folder = new Folder($rootFolderMock, $this->view, '/foo');
 		$this->assertTrue($folder->isSubNode($file));
 		$this->assertFalse($folder->isSubNode($folder));
 
-		$file = new Node(null, $this->view, '/foobar');
+		$file = new Node($rootFolderMock, $this->view, '/foobar');
 		$this->assertFalse($folder->isSubNode($file));
 	}