Fix Folder::getById

2 files changed, 25 insertions, 39 deletions

diff --git a/lib/private/files/node/folder.php b/lib/private/files/node/folder.php
index 3e23f5c2c94..f5211d5d748 100644
--- a/lib/private/files/node/folder.php
+++ b/lib/private/files/node/folder.php
@@ -34,15 +34,13 @@ class Folder extends Node implements \OCP\Files\Folder {
 		if ($this->path === '' or $this->path === '/') {
 			return $this->normalizePath($path);
 		}
-		if (strpos($path, $this->path) !== 0) {
+		if ($path === $this->path) {
+			return '/';
+		} else if (strpos($path, $this->path . '/') !== 0) {
 			throw new NotFoundException();
 		} else {
 			$path = substr($path, strlen($this->path));
-			if (strlen($path) === 0) {
-				return '/';
-			} else {
-				return $this->normalizePath($path);
-			}
+			return $this->normalizePath($path);
 		}
 	}
 
@@ -295,15 +293,29 @@ class Folder extends Node implements \OCP\Files\Folder {
 	 * @return \OC\Files\Node\Node[]
 	 */
 	public function getById($id) {
-		$nodes = $this->root->getById($id);
-		$result = array();
-		foreach ($nodes as $node) {
-			$pathPart = substr($node->getPath(), 0, strlen($this->getPath()) + 1);
-			if ($this->path === '/' or $pathPart === $this->getPath() . '/') {
-				$result[] = $node;
+		$mounts = $this->root->getMountsIn($this->path);
+		$mounts[] = $this->root->getMount($this->path);
+		// reverse the array so we start with the storage this view is in
+		// which is the most likely to contain the file we're looking for
+		$mounts = array_reverse($mounts);
+
+		$nodes = array();
+		foreach ($mounts as $mount) {
+			/**
+			 * @var \OC\Files\Mount\Mount $mount
+			 */
+			if ($mount->getStorage()) {
+				$cache = $mount->getStorage()->getCache();
+				$internalPath = $cache->getPathById($id);
+				if (is_string($internalPath)) {
+					$fullPath = $mount->getMountPoint() . $internalPath;
+					if (!is_null($path = $this->getRelativePath($fullPath))) {
+						$nodes[] = $this->get($path);
+					}
+				}
 			}
 		}
-		return $result;
+		return $nodes;
 	}
 
 	public function getFreeSpace() {
diff --git a/lib/private/files/node/root.php b/lib/private/files/node/root.php
index 70135285b0d..2172d474efb 100644
--- a/lib/private/files/node/root.php
+++ b/lib/private/files/node/root.php
@@ -169,32 +169,6 @@ class Root extends Folder implements Emitter {
 		}
 	}
 
-	/**
-	 * search file by id
-	 *
-	 * An array is returned because in the case where a single storage is mounted in different places the same file
-	 * can exist in different places
-	 *
-	 * @param int $id
-	 * @throws \OCP\Files\NotFoundException
-	 * @return Node[]
-	 */
-	public function getById($id) {
-		$result = Cache::getById($id);
-		if (is_null($result)) {
-			throw new NotFoundException();
-		} else {
-			list($storageId, $internalPath) = $result;
-			$nodes = array();
-			$mounts = $this->mountManager->findByStorageId($storageId);
-			foreach ($mounts as $mount) {
-				$nodes[] = $this->get($mount->getMountPoint() . $internalPath);
-			}
-			return $nodes;
-		}
-
-	}
-
 	//most operations cant be done on the root
 
 	/**