From 1384bf5066c38f09e8c6995d26aa5c03dd63ec2c Mon Sep 17 00:00:00 2001
From: Robin Appelman <icewind@owncloud.com>
Date: Fri, 26 Feb 2016 12:48:56 +0100
Subject: use the default view for propagation if possible

---
 lib/private/files/cache/updater.php | 33 ++++++++++++++++++++++++++-------
 lib/private/files/view.php          |  3 ++-
 2 files changed, 28 insertions(+), 8 deletions(-)

(limited to 'lib')

diff --git a/lib/private/files/cache/updater.php b/lib/private/files/cache/updater.php
index 2de0c8fe067..c687d190873 100644
--- a/lib/private/files/cache/updater.php
+++ b/lib/private/files/cache/updater.php
@@ -24,6 +24,7 @@
  */
 
 namespace OC\Files\Cache;
+use OC\Files\View;
 
 /**
  * Update the cache and propagate changes
@@ -47,12 +48,30 @@ class Updater {
 	 */
 	protected $propagator;
 
+	/**
+	 * @var null|View
+	 */
+	protected $propagatorView;
+
 	/**
 	 * @param \OC\Files\View $view the view the updater works on, usually the view of the logged in user
+	 * @param View | null $userView
 	 */
-	public function __construct($view) {
+	public function __construct(View $view, $userView = null) {
 		$this->view = $view;
-		$this->propagator = new ChangePropagator($view);
+
+		// use the userview if the view is a subfolder
+		if ($userView && $userView->getRelativePath($view->getRoot())) {
+			$this->propagatorView = $userView;
+			$this->propagator = new ChangePropagator($userView);
+		} else {
+			$this->propagatorView = $view;
+			$this->propagator = new ChangePropagator($view);
+		}
+	}
+
+	protected function getPropagatorPath($path) {
+		return $this->propagatorView->getRelativePath($this->view->getAbsolutePath($path));
 	}
 
 	/**
@@ -88,7 +107,7 @@ class Updater {
 		if (Scanner::isPartialFile($path)) {
 			return;
 		}
-		$this->propagator->addChange($path);
+		$this->propagator->addChange($this->getPropagatorPath($path));
 		$this->propagator->propagateChanges($time);
 	}
 
@@ -108,7 +127,7 @@ class Updater {
 		 */
 		list($storage, $internalPath) = $this->view->resolvePath($path);
 		if ($storage) {
-			$this->propagator->addChange($path);
+			$this->propagator->addChange($this->getPropagatorPath($path));
 			$cache = $storage->getCache($internalPath);
 			$scanner = $storage->getScanner($internalPath);
 			$data = $scanner->scan($internalPath, Scanner::SCAN_SHALLOW, -1, false);
@@ -137,7 +156,7 @@ class Updater {
 			if ($parent === '.') {
 				$parent = '';
 			}
-			$this->propagator->addChange($path);
+			$this->propagator->addChange($this->getPropagatorPath($path));
 			$cache = $storage->getCache($internalPath);
 			$cache->remove($internalPath);
 			$cache->correctFolderSize($parent);
@@ -193,8 +212,8 @@ class Updater {
 			$targetCache->correctFolderSize($targetInternalPath);
 			$this->correctParentStorageMtime($sourceStorage, $sourceInternalPath);
 			$this->correctParentStorageMtime($targetStorage, $targetInternalPath);
-			$this->propagator->addChange($source);
-			$this->propagator->addChange($target);
+			$this->propagator->addChange($this->getPropagatorPath($source));
+			$this->propagator->addChange($this->getPropagatorPath($target));
 			$this->propagator->propagateChanges();
 		}
 	}
diff --git a/lib/private/files/view.php b/lib/private/files/view.php
index a89f802e3d1..4f3fb5be582 100644
--- a/lib/private/files/view.php
+++ b/lib/private/files/view.php
@@ -95,7 +95,8 @@ class View {
 		}
 
 		$this->fakeRoot = $root;
-		$this->updater = new Updater($this);
+
+		$this->updater = new Updater($this, Filesystem::getView());
 		$this->lockingProvider = \OC::$server->getLockingProvider();
 		$this->lockingEnabled = !($this->lockingProvider instanceof \OC\Lock\NoopLockingProvider);
 	}
-- 
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