yii\validators\RangeValidator

Complexity

Total Complexity

15

Size/Duplication

Total Lines	78
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	4

Test Coverage

Coverage

95.65%

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
B	init()	0	13	5
B	validateValue()	0	17	8
A	validateAttribute()	0	7	2

<?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;
use yii\helpers\ArrayHelper;

/**
 * RangeValidator validates that the attribute value is among a list of values.
 *
 * The range can be specified via the [[range]] property.
 * If the [[not]] property is set true, the validator will ensure the attribute value
 * is NOT among the specified range.
 *
 * @author Qiang Xue <qiang.xue@gmail.com>
 * @since 2.0
 */
class RangeValidator extends Validator
{
    /**
     * @var array|\Traversable|\Closure a list of valid values that the attribute value should be among or an anonymous function that returns
     * such a list. The signature of the anonymous function should be as follows,
     *
     * ```php
     * function($model, $attribute) {
     *     // compute range
     *     return $range;
     * }
     * ```
     */
    public $range;
    /**
     * @var bool whether the comparison is strict (both type and value must be the same)
     */
    public $strict = false;
    /**
     * @var bool whether to invert the validation logic. Defaults to false. If set to true,
     * the attribute value should NOT be among the list of values defined via [[range]].
     */
    public $not = false;
    /**
     * @var bool whether to allow array type attribute.
     */
    public $allowArray = false;


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

    /**
     * @inheritdoc
     */
    protected function validateValue($value)
    {
        $in = false;

        if ($this->allowArray
            && ($value instanceof \Traversable || is_array($value))
            && ArrayHelper::isSubset($value, $this->range, $this->strict)
        ) {
            $in = true;
        }

        if (!$in && ArrayHelper::isIn($value, $this->range, $this->strict)) {
            $in = true;
        }

        return $this->not !== $in ? null : [$this->message, []];
    }

    /**
     * @inheritdoc
     */
    public function validateAttribute($model, $attribute)
    {
        if ($this->range instanceof \Closure) {
            $this->range = call_user_func($this->range, $model, $attribute);
        }
        parent::validateAttribute($model, $attribute);
    }
}