143 lines
3.8 KiB
PHP
143 lines
3.8 KiB
PHP
<?php
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/**
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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namespace yii\validators;
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use Yii;
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use yii\base\InvalidConfigException;
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use yii\helpers\ArrayHelper;
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/**
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* RangeValidator validates that the attribute value is among a list of values.
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*
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* The range can be specified via the [[range]] property.
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* If the [[not]] property is set true, the validator will ensure the attribute value
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* is NOT among the specified range.
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*
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @since 2.0
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*/
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class RangeValidator extends Validator
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{
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/**
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* @var array|\Traversable|\Closure a list of valid values that the attribute value should be among or an anonymous function that returns
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* such a list. The signature of the anonymous function should be as follows,
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*
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* ```php
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* function($model, $attribute) {
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* // compute range
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* return $range;
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* }
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* ```
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*/
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public $range;
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/**
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* @var bool whether the comparison is strict (both type and value must be the same)
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*/
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public $strict = false;
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/**
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* @var bool whether to invert the validation logic. Defaults to false. If set to true,
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* the attribute value should NOT be among the list of values defined via [[range]].
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*/
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public $not = false;
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/**
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* @var bool whether to allow array type attribute.
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*/
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public $allowArray = false;
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/**
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* {@inheritdoc}
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*/
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public function init()
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{
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parent::init();
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if (!is_array($this->range)
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&& !($this->range instanceof \Closure)
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&& !($this->range instanceof \Traversable)
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) {
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throw new InvalidConfigException('The "range" property must be set.');
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}
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if ($this->message === null) {
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$this->message = Yii::t('yii', '{attribute} is invalid.');
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}
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}
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/**
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* {@inheritdoc}
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*/
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protected function validateValue($value)
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{
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$in = false;
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if ($this->allowArray
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&& ($value instanceof \Traversable || is_array($value))
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&& ArrayHelper::isSubset($value, $this->range, $this->strict)
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) {
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$in = true;
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}
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if (!$in && ArrayHelper::isIn($value, $this->range, $this->strict)) {
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$in = true;
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}
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return $this->not !== $in ? null : [$this->message, []];
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}
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/**
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* {@inheritdoc}
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*/
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public function validateAttribute($model, $attribute)
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{
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if ($this->range instanceof \Closure) {
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$this->range = call_user_func($this->range, $model, $attribute);
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}
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parent::validateAttribute($model, $attribute);
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}
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/**
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* {@inheritdoc}
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*/
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public function clientValidateAttribute($model, $attribute, $view)
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{
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if ($this->range instanceof \Closure) {
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$this->range = call_user_func($this->range, $model, $attribute);
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}
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ValidationAsset::register($view);
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$options = $this->getClientOptions($model, $attribute);
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return 'yii.validation.range(value, messages, ' . json_encode($options, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE) . ');';
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}
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/**
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* {@inheritdoc}
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*/
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public function getClientOptions($model, $attribute)
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{
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$range = [];
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foreach ($this->range as $value) {
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$range[] = (string) $value;
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}
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$options = [
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'range' => $range,
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'not' => $this->not,
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'message' => $this->formatMessage($this->message, [
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'attribute' => $model->getAttributeLabel($attribute),
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]),
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];
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if ($this->skipOnEmpty) {
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$options['skipOnEmpty'] = 1;
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}
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if ($this->allowArray) {
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$options['allowArray'] = 1;
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}
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return $options;
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}
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}
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