From f605c985311fc652d1744704061af38f3ac62919 Mon Sep 17 00:00:00 2001
From: Robin Appelman <icewind@owncloud.com>
Date: Mon, 13 Apr 2015 17:09:18 +0200
Subject: [PATCH] Fix cross storage move with shared storages

---
 apps/files_sharing/lib/cache.php         | 17 +++++++----------
 apps/files_sharing/lib/sharedstorage.php |  5 ++++-
 lib/private/files/cache/cache.php        | 19 ++++++++++++++++---
 3 files changed, 27 insertions(+), 14 deletions(-)

diff --git a/apps/files_sharing/lib/cache.php b/apps/files_sharing/lib/cache.php
index 2f982ec9dc6..49f5a4e8e7c 100644
--- a/apps/files_sharing/lib/cache.php
+++ b/apps/files_sharing/lib/cache.php
@@ -235,18 +235,15 @@ class Shared_Cache extends Cache {
 	}
 
 	/**
-	 * Move a file or folder in the cache
+	 * Get the storage id and path needed for a move
 	 *
-	 * @param string $source
-	 * @param string $target
+	 * @param string $path
+	 * @return array [$storageId, $internalPath]
 	 */
-	public function move($source, $target) {
-		if ($cache = $this->getSourceCache($source)) {
-			$file = \OC_Share_Backend_File::getSource($target, $this->storage->getMountPoint(), $this->storage->getItemType());
-			if ($file && isset($file['path'])) {
-				$cache->move($this->files[$source], $file['path']);
-			}
-		}
+	protected function getMoveInfo($path) {
+		$cache = $this->getSourceCache($path);
+		$file = \OC_Share_Backend_File::getSource($path, $this->storage->getMountPoint(), $this->storage->getItemType());
+		return [$cache->getNumericStorageId(), $file['path']];
 	}
 
 	/**
diff --git a/apps/files_sharing/lib/sharedstorage.php b/apps/files_sharing/lib/sharedstorage.php
index 6e3abb1f56c..c2253fcaa3c 100644
--- a/apps/files_sharing/lib/sharedstorage.php
+++ b/apps/files_sharing/lib/sharedstorage.php
@@ -327,7 +327,10 @@ class Shared extends \OC\Files\Storage\Common implements ISharedStorage {
 		$targetFilename = basename($relPath2);
 		list($user2, $path2) = \OCA\Files_Sharing\Helper::getUidAndFilename(dirname($relPath2));
 		$rootView = new \OC\Files\View('');
-		return $rootView->rename('/' . $user1 . '/files/' . $path1, '/' . $user2 . '/files/' . $path2 . '/' . $targetFilename);
+		$rootView->getUpdater()->disable(); // dont update the cache here
+		$result = $rootView->rename('/' . $user1 . '/files/' . $path1, '/' . $user2 . '/files/' . $path2 . '/' . $targetFilename);
+		$rootView->getUpdater()->enable();
+		return $result;
 	}
 
 	public function copy($path1, $path2) {
diff --git a/lib/private/files/cache/cache.php b/lib/private/files/cache/cache.php
index ee9da231090..f00177d9c5b 100644
--- a/lib/private/files/cache/cache.php
+++ b/lib/private/files/cache/cache.php
@@ -438,6 +438,16 @@ class Cache {
 		$this->moveFromCache($this, $source, $target);
 	}
 
+	/**
+	 * Get the storage id and path needed for a move
+	 *
+	 * @param string $path
+	 * @return array [$storageId, $internalPath]
+	 */
+	protected function getMoveInfo($path) {
+		return [$this->getNumericStorageId(), $path];
+	}
+
 	/**
 	 * Move a file or folder in the cache
 	 *
@@ -455,10 +465,13 @@ class Cache {
 		$sourceId = $sourceData['fileid'];
 		$newParentId = $this->getParentId($targetPath);
 
+		list($sourceStorageId, $sourcePath) = $sourceCache->getMoveInfo($sourcePath);
+		list($targetStorageId, $targetPath) = $this->getMoveInfo($targetPath);
+
 		if ($sourceData['mimetype'] === 'httpd/unix-directory') {
 			//find all child entries
 			$sql = 'SELECT `path`, `fileid` FROM `*PREFIX*filecache` WHERE `storage` = ? AND `path` LIKE ?';
-			$result = \OC_DB::executeAudited($sql, [$sourceCache->getNumericStorageId(), $sourcePath . '/%']);
+			$result = \OC_DB::executeAudited($sql, [$sourceStorageId, $sourcePath . '/%']);
 			$childEntries = $result->fetchAll();
 			$sourceLength = strlen($sourcePath);
 			\OC_DB::beginTransaction();
@@ -466,13 +479,13 @@ class Cache {
 
 			foreach ($childEntries as $child) {
 				$newTargetPath = $targetPath . substr($child['path'], $sourceLength);
-				\OC_DB::executeAudited($query, [$this->getNumericStorageId(), $newTargetPath, md5($newTargetPath), $child['fileid']]);
+				\OC_DB::executeAudited($query, [$targetStorageId, $newTargetPath, md5($newTargetPath), $child['fileid']]);
 			}
 			\OC_DB::commit();
 		}
 
 		$sql = 'UPDATE `*PREFIX*filecache` SET `storage` =  ?, `path` = ?, `path_hash` = ?, `name` = ?, `parent` =? WHERE `fileid` = ?';
-		\OC_DB::executeAudited($sql, [$this->getNumericStorageId(), $targetPath, md5($targetPath), basename($targetPath), $newParentId, $sourceId]);
+		\OC_DB::executeAudited($sql, [$targetStorageId, $targetPath, md5($targetPath), basename($targetPath), $newParentId, $sourceId]);
 	}
 
 	/**
-- 
2.39.5