<?php
/**
 * Copyright (c) 2014 Arthur Schiwon <blizzz@owncloud.com>
 * This file is licensed under the Affero General Public License version 3 or
 * later.
 * See the COPYING-README file.
 */

namespace OCA\user_ldap\Command;

use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;

use OCA\user_ldap\lib\user\DeletedUsersIndex;
use OCA\User_LDAP\lib\Connection;
use OCA\User_LDAP\Mapping\UserMapping;

class ShowRemnants extends Command {
	/** @var OCA\User_LDAP\Mapping\UserMapping */
	protected $mapping;

	/**
	 * @param OCA\user_ldap\User_Proxy $uBackend
	 * @param OCA\User_LDAP\lib\Helper $helper
	 * @param OCP\IConfig $config
	 */
	public function __construct(UserMapping $mapper) {
		$this->mapper = $mapper;
		parent::__construct();
	}

	protected function configure() {
		$this
			->setName('ldap:show-remnants')
			->setDescription('shows which users are not available on LDAP anymore, but have remnants in ownCloud.')
		;
	}

	protected function execute(InputInterface $input, OutputInterface $output) {
		$dui = new DeletedUsersIndex(
			new \OC\Preferences(\OC_DB::getConnection()),
			\OC::$server->getDatabaseConnection(),
			$this->mapper
		);

		/** @var \Symfony\Component\Console\Helper\Table $table */
		$table = $this->getHelperSet()->get('table');
		$table->setHeaders(array(
			'ownCloud name', 'Display Name', 'LDAP UID', 'LDAP DN', 'Last Login',
			'Dir', 'Sharer'));
		$rows = array();
		$offset = 0;
		do {
			$resultSet = $dui->getUsers($offset);
			$offset += count($resultSet);
			foreach($resultSet as $user) {
				$hAS = $user->getHasActiveShares() ? 'Y' : 'N';
				$lastLogin = ($user->getLastLogin() > 0) ?
					\OCP\Util::formatDate($user->getLastLogin()) : '-';
				$rows[] = array(
					$user->getOCName(),
					$user->getDisplayName(),
					$user->getUid(),
					$user->getDN(),
					$lastLogin,
					$user->getHomePath(),
					$hAS
				);
			}
		} while (count($resultSet) === 10);

		$table->setRows($rows);
		$table->render($output);
	}
}