From 1d3beffacf70519d5d9c49b3a7af18faae99a6c4 Mon Sep 17 00:00:00 2001
From: Robin Appelman <icewind@owncloud.com>
Date: Fri, 8 Mar 2013 19:08:07 +0100
Subject: Cache: better rename hook for cache updater

---
 lib/files/cache/updater.php | 43 +++++++++++++++++++++++++++++++++----------
 1 file changed, 33 insertions(+), 10 deletions(-)

(limited to 'lib/files/cache')

diff --git a/lib/files/cache/updater.php b/lib/files/cache/updater.php
index d04541c219f..e760ba71bc6 100644
--- a/lib/files/cache/updater.php
+++ b/lib/files/cache/updater.php
@@ -53,12 +53,36 @@ class Updater {
 		}
 	}
 
+	static public function renameUpdate($from, $to) {
+		/**
+		 * @var \OC\Files\Storage\Storage $storageFrom
+		 * @var \OC\Files\Storage\Storage $storageTo
+		 * @var string $internalFrom
+		 * @var string $internalTo
+		 */
+		list($storageFrom, $internalFrom) = self::resolvePath($from);
+		list($storageTo, $internalTo) = self::resolvePath($to);
+		if ($storageFrom && $storageTo) {
+			if ($storageFrom === $storageTo) {
+				$cache = $storageFrom->getCache($internalFrom);
+				$cache->move($internalFrom, $internalTo);
+				$cache->correctFolderSize($internalFrom);
+				$cache->correctFolderSize($internalTo);
+				self::correctFolder($from, time());
+				self::correctFolder($to, time());
+			} else {
+				self::deleteUpdate($from);
+				self::writeUpdate($to);
+			}
+		}
+	}
+
 	/**
-	* Update the mtime and ETag of all parent folders
-	*
-	* @param string $path
-	* @param string $time
-	*/
+	 * Update the mtime and ETag of all parent folders
+	 *
+	 * @param string $path
+	 * @param string $time
+	 */
 	static public function correctFolder($path, $time) {
 		if ($path !== '' && $path !== '/') {
 			$parent = dirname($path);
@@ -66,9 +90,9 @@ class Updater {
 				$parent = '';
 			}
 			/**
-			* @var \OC\Files\Storage\Storage $storage
-			* @var string $internalPath
-			*/
+			 * @var \OC\Files\Storage\Storage $storage
+			 * @var string $internalPath
+			 */
 			list($storage, $internalPath) = self::resolvePath($parent);
 			if ($storage) {
 				$cache = $storage->getCache();
@@ -92,8 +116,7 @@ class Updater {
 	 * @param array $params
 	 */
 	static public function renameHook($params) {
-		self::deleteUpdate($params['oldpath']);
-		self::writeUpdate($params['newpath']);
+		self::renameUpdate($params['oldpath'], $params['newpath']);
 	}
 
 	/**
-- 
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