owncloud / core

		$appId = OC_App::cleanAppId($info['id']);

		$basedir = OC_App::getInstallPath().'/'.$appId;

		//check if the destination directory already exists

		if(is_dir($basedir)) {

			OC_Helper::rmdirr($extractDir);

			if($data['source']=='http') {

				unlink($path);

			}

			throw new \Exception($l->t("App directory already exists"));

		}

		if(!empty($data['pretent'])) {

			return false;

		}

		$extractDir .= '/' . $info['id'];

		if(!file_exists($extractDir)) {

			OC_Helper::rmdirr($basedir);

			throw new \Exception($l->t("Archive does not contain a directory named %s", $info['id']));

		}

		OC_Helper::copyr($extractDir, $basedir);

		//remove temporary files

		mkdir($extractDir);

		if($archive=\OC\Archive\Archive::open($path)) {

			$archive->extract($extractDir);

		} else {

			OC_Helper::rmdirr($extractDir);

			if($data['source']=='http') {

				unlink($path);

			}

			throw new \Exception($l->t("Failed to open archive when installing app"));

		}

		return [

			$extractDir,

				}

			}

		}

		if(!is_file($extractDir.'/appinfo/info.xml')) {

			OC_Helper::rmdirr($extractDir);

			if($data['source'] === 'http') {

				unlink($path);

			}

			throw new \Exception($l->t("App does not provide an info.xml file"));

		}

		$info = OC_App::getAppInfo($extractDir.'/appinfo/info.xml', true);

		if(!is_array($info)) {