Already pass size difference to the cache updater to avoid full calcu…

…lation on s3

Signed-off-by: Julius Härtl <jus@bitgrid.net>

apps/dav/lib/Connector/Sabre/File.php

@@ -194,6 +194,7 @@ public function put($data) {
 				$this->header('X-Hash-SHA256: ' . $hash);
 			});
 
+			$previousFileSize = $exists ? $partStorage->filesize($internalPath) : 0;
 			if ($partStorage->instanceOfStorage(Storage\IWriteStreamStorage::class)) {
 				$isEOF = false;
 				$wrappedData = CallbackWrapper::wrap($data, null, null, null, null, function ($stream) use (&$isEOF) {
@@ -306,7 +307,7 @@ public function put($data) {
 			}
 
 			// since we skipped the view we need to scan and emit the hooks ourselves
-			$storage->getUpdater()->update($internalPath);
+			$storage->getUpdater()->update($internalPath, null, ($count-$previousFileSize));
 
 			try {
 				$this->changeLock(ILockingProvider::LOCK_SHARED);

lib/private/Files/Cache/Updater.php

@@ -113,8 +113,9 @@ public function propagate($path, $time = null) {
 	 *
 	 * @param string $path
 	 * @param int $time
+	 * @param int $sizeDifference
 	 */
-	public function update($path, $time = null) {
+	public function update($path, $time = null, $sizeDifference = null) {
 		if (!$this->enabled or Scanner::isPartialFile($path)) {
 			return;
 		}
@@ -129,14 +130,15 @@ public function update($path, $time = null) {
 		) {
 			$sizeDifference = $data['size'] - $data['oldSize'];
 		} else {
-			// scanner didn't provide size info, fallback to full size calculation
-			$sizeDifference = 0;
-			if ($this->cache instanceof Cache) {
+			// scanner didn't provide size info, fallback to full size calculation if the difference was not already passed
+			// otherwise we can update through the propagator
+			if ($this->cache instanceof Cache && $sizeDifference === null) {
 				$this->cache->correctFolderSize($path, $data);
+				$sizeDifference = 0;
 			}
 		}
 		$this->correctParentStorageMtime($path);
-		$this->propagator->propagateChange($path, $time, $sizeDifference);
+		$this->propagator->propagateChange($path, $time, $sizeDifference ?? 0);
 	}
 
 	/**