<?php

/*
 * This file is part of Phraseanet
 *
 * (c) 2005-2015 Alchemy
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Alchemy\Phrasea\Helper;

class DatabaseHelper extends Helper
{
    public function checkConnection()
    {
        $hostname = $this->request->query->get('hostname', '127.0.0.1');
        $port = (int) $this->request->query->get('port', 3306);
        $user = $this->request->query->get('user');
        $password = $this->request->query->get('password');
        $db_name = $this->request->query->get('db_name');

        $connection_ok = $innodb = $db_ok = $is_databox = $is_appbox = $empty = false;

        try {
            $conn = $this->app['dbal.provider']->get([
                'host'     => $hostname,
                'port'     => $port,
                'user'     => $user,
                'password' => $password
            ]);
            $conn->connect();
            $connection_ok = true;
        } catch (\Exception $e) {

        }

        if (null !== $db_name && $connection_ok) {
            try {
                $conn = $this->app['dbal.provider']->get([
                    'host'     => $hostname,
                    'port'     => $port,
                    'user'     => $user,
                    'password' => $password,
                    'dbname'   => $db_name,
                ]);

                $conn->connect();

                $db_ok = true;

                $sql = "SHOW TABLE STATUS";
                $stmt = $conn->prepare($sql);
                $stmt->execute();

                $empty = $stmt->rowCount() === 0;

                $rs = $stmt->fetchAll(\PDO::FETCH_ASSOC);
                $stmt->closeCursor();

                foreach ($rs as $row) {
                    if ($row["Name"] === 'sitepreff') {
                        $is_appbox = true;
                    }
                    if ($row["Name"] === 'pref') {
                        $is_databox = true;
                    }
                }
            } catch (\Exception $e) {

            }
        }

        return [
            'connection' => $connection_ok,
            'innodb'     => $innodb,
            'database'   => $db_ok,
            'is_empty'   => $empty,
            'is_appbox'  => $is_appbox,
            'is_databox' => $is_databox
        ];
    }
}