Aura\Filter\Rule\Sanitize\Strlen

Complexity

Total Complexity

4

Size/Duplication

Total Lines	34
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	1

Test Coverage

Coverage

100%

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
A	__invoke()	0	14	4

<?php
/**
 *
 * This file is part of Aura for PHP.
 *
 * @license http://opensource.org/licenses/bsd-license.php BSD
 *
 */
namespace Aura\Filter\Rule\Sanitize;

use Aura\Filter\Rule\AbstractStrlen;

/**
 *
 * Sanitizes a string to an exact length by padding or chopping it.
 *
 * @package Aura.Filter
 *
 */
class Strlen extends AbstractStrlen
{
    /**
     *
     * Sanitizes a string to an exact length by padding or chopping it.
     *
     * @param object $subject The subject to be filtered.
     *
     * @param string $field The subject field name.
     *
     * @param int $len The string length.
     *
     * @param string $pad_string Pad using this string.
     *
     * @param int $pad_type A `STR_PAD_*` constant.
     *
     * @return bool True if the value was sanitized, false if not.
     *
     */
    public function __invoke($subject, $field, $len, $pad_string = ' ', $pad_type = STR_PAD_RIGHT)
    {
        $value = $subject->$field;
        if (! is_scalar($value)) {
            return false;
        }
        if ($this->strlen($value) < $len) {
            $subject->$field = $this->strpad($value, $len, $pad_string, $pad_type);
        }
        if ($this->strlen($value) > $len) {
            $subject->$field = $this->substr($value, 0, $len);
        }
        return true;
    }
}