yii\validators\RegularExpressionValidator

Complexity

Total Complexity

9

Size/Duplication

Total Lines	39
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	3

Test Coverage

Coverage

100%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	init()	0	10	3
B	validateValue()	0	8	6

<?php
/**
 * @link http://www.yiiframework.com/
 * @copyright Copyright (c) 2008 Yii Software LLC
 * @license http://www.yiiframework.com/license/
 */

namespace yii\validators;

use Yii;
use yii\base\InvalidConfigException;

/**
 * RegularExpressionValidator validates that the attribute value matches the specified [[pattern]].
 *
 * If the [[not]] property is set true, the validator will ensure the attribute value do NOT match the [[pattern]].
 *
 * @author Qiang Xue <qiang.xue@gmail.com>
 * @since 2.0
 */
class RegularExpressionValidator extends Validator
{
    /**
     * @var string the regular expression to be matched with
     */
    public $pattern;
    /**
     * @var bool whether to invert the validation logic. Defaults to false. If set to true,
     * the regular expression defined via [[pattern]] should NOT match the attribute value.
     */
    public $not = false;


    /**
     * @inheritdoc
     */
    public function init()
    {
        parent::init();
        if ($this->pattern === null) {
            throw new InvalidConfigException('The "pattern" property must be set.');
        }
        if ($this->message === null) {
            $this->message = Yii::t('yii', '{attribute} is invalid.');
        }
    }

    /**
     * @inheritdoc
     */
    protected function validateValue($value)
    {
        $valid = !is_array($value) &&
            (!$this->not && preg_match($this->pattern, $value)
            || $this->not && !preg_match($this->pattern, $value));

        return $valid ? null : [$this->message, []];
    }
}