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<?php
/**
 * @author Arthur Schiwon <blizzz@owncloud.com>
 * @author Frank Karlitschek <frank@owncloud.org>
 * @author Jakob Sack <mail@jakobsack.de>
 * @author Joas Schilling <nickvergessen@owncloud.com>
 * @author Jörn Friedrich Dreyer <jfd@butonic.de>
 * @author Lukas Reschke <lukas@owncloud.com>
 * @author Robin Appelman <icewind@owncloud.com>
 * @author Thomas Müller <thomas.mueller@tmit.eu>
 * @author Vincent Petry <pvince81@owncloud.com>
 *
 * @copyright Copyright (c) 2015, ownCloud, Inc.
 * @license AGPL-3.0
 *
 * This code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License, version 3,
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 *
 */
OCP\JSON::checkLoggedIn();
OCP\JSON::callCheck();
\OC::$server->getSession()->close();


// Get data
$dir = isset($_POST['dir']) ? (string)$_POST['dir'] : '';
$allFiles = isset($_POST["allfiles"]) ? (string)$_POST["allfiles"] : false;

// delete all files in dir ?
if ($allFiles === 'true') {
	$files = array();
	$fileList = \OC\Files\Filesystem::getDirectoryContent($dir);
	foreach ($fileList as $fileInfo) {
		$files[] = $fileInfo['name'];
	}
} else {
	$files = isset($_POST["file"]) ? (string)$_POST["file"] : (string)$_POST["files"];
	$files = json_decode($files);
}
$filesWithError = '';

$success = true;

//Now delete
foreach ($files as $file) {
	try {
		if (\OC\Files\Filesystem::file_exists($dir . '/' . $file) &&
			!(\OC\Files\Filesystem::isDeletable($dir . '/' . $file) &&
				\OC\Files\Filesystem::unlink($dir . '/' . $file))
		) {
			$filesWithError .= $file . "\n";
			$success = false;
		}
	} catch (\Exception $e) {
		$filesWithError .= $file . "\n";
		$success = false;
	}
}

// get array with updated storage stats (e.g. max file size) after upload
try {
	$storageStats = \OCA\Files\Helper::buildFileStorageStatistics($dir);
} catch(\OCP\Files\NotFoundException $e) {
	OCP\JSON::error(['data' => ['message' => 'File not found']]);
	return;
}

if ($success) {
	OCP\JSON::success(array("data" => array_merge(array("dir" => $dir, "files" => $files), $storageStats)));
} else {
	OCP\JSON::error(array("data" => array_merge(array("message" => "Could not delete:\n" . $filesWithError), $storageStats)));
}