if file is not in db, fall back to restore file to the users root

apps/files_trashbin/ajax/list.php

@@ -26,9 +26,9 @@ if($doBreadcrumb) {
 }
 
 // make filelist
-$files = \OCA\Files_Trashbin\Helper::getTrashFiles($dir);
-
-if ($files === null){
+try {
+	$files = \OCA\Files_Trashbin\Helper::getTrashFiles($dir);
+} catch (Exception $e) {
 	header("HTTP/1.0 404 Not Found");
 	exit();
 }

apps/files_trashbin/index.php

@@ -37,19 +37,18 @@ if ($isIE8 && isset($_GET['dir'])){
 $ajaxLoad = false;
 
 if (!$isIE8){
-	$files = \OCA\Files_Trashbin\Helper::getTrashFiles($dir);
+	try {
+		$files = \OCA\Files_Trashbin\Helper::getTrashFiles($dir);
+	} catch (Exception $e) {
+		header('Location: ' . OCP\Util::linkTo('files_trashbin', 'index.php'));
+		exit();
+	}
 }
 else{
 	$files = array();
 	$ajaxLoad = true;
 }
 
-// Redirect if directory does not exist
-if ($files === null){
-	header('Location: ' . OCP\Util::linkTo('files_trashbin', 'index.php'));
-	exit();
-}
-
 $dirlisting = false;
 if ($dir && $dir !== '/') {
     $dirlisting = true;

apps/files_trashbin/lib/helper.php

@@ -12,35 +12,42 @@ class Helper
 	 */
 	public static function getTrashFiles($dir){
 		$result = array();
+		$timestamp = null;
 		$user = \OCP\User::getUser();
 
-		if ($dir && $dir !== '/') {
-			$view = new \OC_Filesystemview('/'.$user.'/files_trashbin/files');
-			$dirContent = $view->opendir($dir);
-			if ($dirContent === false){
-				return null;
-			}
-			if(is_resource($dirContent)){
-				while(($entryName = readdir($dirContent)) !== false) {
-					if (!\OC\Files\Filesystem::isIgnoredDir($entryName)) {
-						$pos = strpos($dir.'/', '/', 1);
-						$tmp = substr($dir, 0, $pos);
-						$pos = strrpos($tmp, '.d');
-						$timestamp = substr($tmp, $pos+2);
-						$result[] = array(
-								'id' => $entryName,
-								'timestamp' => $timestamp,
-								'mime' =>  $view->getMimeType($dir.'/'.$entryName),
-								'type' => $view->is_dir($dir.'/'.$entryName) ? 'dir' : 'file',
-								'location' => $dir,
-								);
+		$view = new \OC_Filesystemview('/' . $user . '/files_trashbin/files');
+
+		if (ltrim($dir, '/') !== '' && !$view->is_dir($dir)) {
+			throw new \Exception('Directory does not exists');
+		}
+
+		$dirContent = $view->opendir($dir);
+		if ($dirContent === false) {
+			return $result;
+		}
+		if (is_resource($dirContent)) {
+			while (($entryName = readdir($dirContent)) !== false) {
+				if (!\OC\Files\Filesystem::isIgnoredDir($entryName)) {
+					$id = $entryName;
+					if ($dir === '' || $dir === '/') {
+						$pathparts = pathinfo($entryName);
+						$timestamp = substr($pathparts['extension'], 1);
+						$id = $pathparts['filename'];
+					} else if ($timestamp === null) {
+						// for subfolders we need to calculate the timestamp only once
+						$parts = explode('/', ltrim($dir, '/'));
+						$timestamp = substr(pathinfo($parts[0], PATHINFO_EXTENSION), 1);
 					}
+					$result[] = array(
+						'id' => $id,
+						'timestamp' => $timestamp,
+						'mime' => $view->getMimeType($dir . '/' . $entryName),
+						'type' => $view->is_dir($dir . '/' . $entryName) ? 'dir' : 'file',
+						'location' => $dir,
+					);
 				}
-				closedir($dirContent);
 			}
-		} else {
-			$query = \OC_DB::prepare('SELECT `id`,`location`,`timestamp`,`type`,`mime` FROM `*PREFIX*files_trash` WHERE `user` = ?');
-			$result = $query->execute(array($user))->fetchAll();
+			closedir($dirContent);
 		}
 
 		$files = array();

apps/files_trashbin/lib/trashbin.php

@@ -62,11 +62,13 @@ class Trashbin {
 
 
 	/**
+	 * @brief copy file to owners trash
+	 * @param string $sourcePath
 	 * @param string $owner
+	 * @param string $ownerPath
 	 * @param integer $timestamp
-	 * @param string $type
 	 */
-	private static function copyFilesToOwner($sourcePath, $owner, $ownerPath, $timestamp, $type, $mime) {
+	private static function copyFilesToOwner($sourcePath, $owner, $ownerPath, $timestamp) {
 		self::setUpTrash($owner);
 
 		$ownerFilename = basename($ownerPath);
@@ -82,12 +84,10 @@ class Trashbin {
 
 
 		if ($view->file_exists($target)) {
-			$query = \OC_DB::prepare("INSERT INTO `*PREFIX*files_trash` (`id`,`timestamp`,`location`,`type`,`mime`,`user`) VALUES (?,?,?,?,?,?)");
-			$result = $query->execute(array($ownerFilename, $timestamp, $ownerLocation, $type, $mime, $owner));
-			if (!$result) { // if file couldn't be added to the database than also don't store it in the trash bin.
-				$view->deleteAll($owner.'/files_trashbin/files/' . $ownerFilename . '.d' . $timestamp);
+			$query = \OC_DB::prepare("INSERT INTO `*PREFIX*files_trash` (`id`,`timestamp`,`location`,`user`) VALUES (?,?,?,?)");
+			$result = $query->execute(array($ownerFilename, $timestamp, $ownerLocation, $owner));
+			if (!$result) {
 				\OC_Log::write('files_trashbin', 'trash bin database couldn\'t be updated for the files owner', \OC_log::ERROR);
-				return;
 			}
 		}
 	}
@@ -110,13 +110,6 @@ class Trashbin {
 		$filename = $path_parts['basename'];
 		$location = $path_parts['dirname'];
 		$timestamp = time();
-		$mime = $view->getMimeType('files' . $file_path);
-
-		if ($view->is_dir('files' . $file_path)) {
-			$type = 'dir';
-		} else {
-			$type = 'file';
-		}
 
 		$userTrashSize = self::getTrashbinSize($user);
 		if ($userTrashSize === false || $userTrashSize < 0) {
@@ -132,12 +125,10 @@ class Trashbin {
 
 		if ($view->file_exists('files_trashbin/files/' . $filename . '.d' . $timestamp)) {
 			$size = $sizeOfAddedFiles;
-			$query = \OC_DB::prepare("INSERT INTO `*PREFIX*files_trash` (`id`,`timestamp`,`location`,`type`,`mime`,`user`) VALUES (?,?,?,?,?,?)");
-			$result = $query->execute(array($filename, $timestamp, $location, $type, $mime, $user));
-			if (!$result) { // if file couldn't be added to the database than also don't store it in the trash bin.
-				$view->deleteAll('files_trashbin/files/' . $filename . '.d' . $timestamp);
+			$query = \OC_DB::prepare("INSERT INTO `*PREFIX*files_trash` (`id`,`timestamp`,`location`,`user`) VALUES (?,?,?,?)");
+			$result = $query->execute(array($filename, $timestamp, $location, $user));
+			if (!$result) {
 				\OC_Log::write('files_trashbin', 'trash bin database couldn\'t be updated', \OC_log::ERROR);
-				return;
 			}
 			\OCP\Util::emitHook('\OCA\Files_Trashbin\Trashbin', 'post_moveToTrash', array('filePath' => \OC\Files\Filesystem::normalizePath($file_path),
 				'trashPath' => \OC\Files\Filesystem::normalizePath($filename . '.d' . $timestamp)));
@@ -147,7 +138,7 @@ class Trashbin {
 
 			// if owner !== user we need to also add a copy to the owners trash
 			if ($user !== $owner) {
-				self::copyFilesToOwner($file_path, $owner, $ownerPath, $timestamp, $type, $mime);
+				self::copyFilesToOwner($file_path, $owner, $ownerPath, $timestamp);
 			}
 		} else {
 			\OC_Log::write('files_trashbin', 'Couldn\'t move ' . $file_path . ' to the trash bin', \OC_log::ERROR);
@@ -330,29 +321,22 @@ class Trashbin {
 		if ($trashbinSize === false || $trashbinSize < 0) {
 			$trashbinSize = self::calculateSize(new \OC\Files\View('/' . $user . '/files_trashbin'));
 		}
+		$location = '';
 		if ($timestamp) {
-			$query = \OC_DB::prepare('SELECT `location`,`type` FROM `*PREFIX*files_trash`'
-					. ' WHERE `user`=? AND `id`=? AND `timestamp`=?');
+			$query = \OC_DB::prepare('SELECT `location` FROM `*PREFIX*files_trash`'
+							. ' WHERE `user`=? AND `id`=? AND `timestamp`=?');
 			$result = $query->execute(array($user, $filename, $timestamp))->fetchAll();
 			if (count($result) !== 1) {
 				\OC_Log::write('files_trashbin', 'trash bin database inconsistent!', \OC_Log::ERROR);
-				return false;
-			}
-
-			// if location no longer exists, restore file in the root directory
-			$location = $result[0]['location'];
-			if ($result[0]['location'] !== '/' &&
-				(!$view->is_dir('files' . $result[0]['location']) ||
-				!$view->isUpdatable('files' . $result[0]['location']))) {
-				$location = '';
+			} else {
+				$location = $result[0]['location'];
+				// if location no longer exists, restore file in the root directory
+				if ($location !== '/' &&
+						(!$view->is_dir('files' . $location) ||
+						!$view->isUpdatable('files' . $location))) {
+					$location = '';
+				}
 			}
-		} else {
-			$path_parts = pathinfo($file);
-			$result[] = array(
-				'location' => $path_parts['dirname'],
-				'type' => $view->is_dir('/files_trashbin/files/' . $file) ? 'dir' : 'files',
-			);
-			$location = '';
 		}
 
 		// we need a  extension in case a file/dir with the same name already exists