PommProject\Foundation\Converter\PgBoolean

Complexity

Total Complexity

9

Size/Duplication

Total Lines	44
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	1

Importance

Changes	4
Bugs	0	Features	1

3 Methods

Rating	Name	Duplication	Size	Complexity
A	toPgStandardFormat()	0	8	3
A	toPg()	0	8	3
A	fromPg()	0	14	3

<?php
/*
 * This file is part of Pomm's Foundation package.
 *
 * (c) 2014 - 2015 Grégoire HUBERT <hubert.greg@gmail.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace PommProject\Foundation\Converter;

use PommProject\Foundation\Exception\ConverterException;
use PommProject\Foundation\Session\Session;

/**
 * PgBoolean
 *
 * Converter for boolean type.
 *
 * @package   Foundation
 * @copyright 2014 - 2015 Grégoire HUBERT
 * @author    Grégoire HUBERT <hubert.greg@gmail.com>
 * @license   X11 {@link http://opensource.org/licenses/mit-license.php}
 * @see       ConverterInterface
 */
class PgBoolean implements ConverterInterface
{
    /**
     * @see ConverterInterface
     */
    public function fromPg($data, $type, Session $session)
    {
        $data = trim($data);

        if (!preg_match('/^(t|f)$/', $data)) {
            if ($data === '') {
                return null;
            }

            throw new ConverterException(sprintf("Unknown %s data '%s'.", $type, $data));
        }

        return (bool) ($data === 't');
    }

    /**
     * @see ConverterInterface
     */
    public function toPg($data, $type, Session $session)
    {
        if ($data === null) {
            return sprintf("NULL::%s", $type);
        }

        return sprintf("%s '%s'", $type, $data === true ? "true" : "false");
    }

    /**
     * @see ConverterInterface
     */
    public function toPgStandardFormat($data, $type, Session $session)
    {
        if ($data !== null) {
            return $data === true ? 't' : 'f';
        }

        return null;
    }
}