Mcustiel\SimpleRequest\Validator\TypeInteger

Complexity

Total Complexity

4

Size/Duplication

Total Lines	39
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Test Coverage

Coverage

100%

Importance

Changes	3
Bugs	1	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	setSpecification()	0	4	1
A	validate()	0	14	3

<?php
/**
 * This file is part of php-simple-request.
 *
 * php-simple-request is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * php-simple-request 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with php-simple-request.  If not, see <http://www.gnu.org/licenses/>.
 */
namespace Mcustiel\SimpleRequest\Validator;

use Mcustiel\SimpleRequest\Interfaces\ValidatorInterface;

/**
 * Validates that a given value is an integer number. If the
 * specification value is true it checks if it's strictly an integer,
 * if false, an integer in float format is validated as an integer.
 *
 * @author mcustiel
 */
class TypeInteger implements ValidatorInterface
{
    /**
     * Wheather or not strictly check the value.
     *
     * @var bool
     */
    private $strict = true;

    /**
     * {@inheritdoc}
     *
     * @see \Mcustiel\SimpleRequest\Interfaces\Specificable::setSpecification()
     */
    public function setSpecification($specification = null)
    {
        $this->strict = (boolean) $specification;
    }

    /**
     * {@inheritdoc}
     *
     * @see \Mcustiel\SimpleRequest\Interfaces\ValidatorInterface::validate()
     */
    public function validate($value)
    {
        if (!is_numeric($value)) {
            return false;
        }

        $number = $value + 0;

        if ($this->strict) {
            return is_int($number);
        }

        return $number == round($number);
    }
}