Merge pull request #17100 from nextcloud/backport/16664/stable15

[stable15] Emit moveToTrash event only for the deleting user

apps/files_trashbin/lib/Storage.php

@@ -125,10 +125,21 @@ class Storage extends Wrapper {
 	 * @return bool
 	 */
 	protected function shouldMoveToTrash($path) {
+		$normalized = Filesystem::normalizePath($this->mountPoint . '/' . $path);
+		$parts = explode('/', $normalized);
+		if (count($parts) < 4) {
+			return false;
+		}
 
 		// check if there is a app which want to disable the trash bin for this file
 		$fileId = $this->storage->getCache()->getId($path);
-		$nodes = $this->rootFolder->getById($fileId);
+		$owner = $this->storage->getOwner($path);
+		if ($owner === false) {
+			$nodes = $this->rootFolder->getById($fileId);
+		} else {
+			$nodes = $this->rootFolder->getUserFolder($owner)->getById($fileId);
+		}
+
 		foreach ($nodes as $node) {
 			$event = $this->createMoveToTrashEvent($node);
 			$this->eventDispatcher->dispatch('OCA\Files_Trashbin::moveToTrash', $event);
@@ -137,12 +148,6 @@ class Storage extends Wrapper {
 			}
 		}
 
-		$normalized = Filesystem::normalizePath($this->mountPoint . '/' . $path);
-		$parts = explode('/', $normalized);
-		if (count($parts) < 4) {
-			return false;
-		}
-
 		if ($parts[2] === 'files' && $this->userManager->userExists($parts[1])) {
 			return true;
 		}

apps/files_trashbin/tests/StorageTest.php

@@ -36,6 +36,7 @@ use OCA\Files_Trashbin\Events\MoveToTrashEvent;
 use OCA\Files_Trashbin\Storage;
 use OCA\Files_Trashbin\Trash\ITrashManager;
 use OCP\Files\Cache\ICache;
+use OCP\Files\Folder;
 use OCP\Files\IRootFolder;
 use OCP\Files\Node;
 use OCP\ILogger;
@@ -546,12 +547,14 @@ class StorageTest extends \Test\TestCase {
 		$eventDispatcher = $this->getMockBuilder(EventDispatcher::class)
 			->disableOriginalConstructor()->getMock();
 		$rootFolder = $this->createMock(IRootFolder::class);
+		$userFolder = $this->createMock(Folder::class);
 		$node = $this->getMockBuilder(Node::class)->disableOriginalConstructor()->getMock();
 		$trashManager = $this->createMock(ITrashManager::class);
 		$event = $this->getMockBuilder(MoveToTrashEvent::class)->disableOriginalConstructor()->getMock();
 		$event->expects($this->any())->method('shouldMoveToTrashBin')->willReturn(!$appDisablesTrash);
 
-		$rootFolder->expects($this->any())->method('getById')->with($fileID)->willReturn([$node]);
+		$userFolder->expects($this->any())->method('getById')->with($fileID)->willReturn([$node]);
+		$rootFolder->expects($this->any())->method('getUserFolder')->willReturn($userFolder);
 
 		$storage = $this->getMockBuilder(Storage::class)
 			->setConstructorArgs(