Yiisoft\Validator\Validator

Complexity

Total Complexity

15

Size/Duplication

Total Lines	88
Duplicated Lines	0 %

Test Coverage

Coverage

62.5%

Importance

Changes	3
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	3	1
B	validate()	0	54	9
A	withFormatter()	0	5	1
A	normalizeDataSet()	0	11	4

<?php

declare(strict_types=1);

namespace Yiisoft\Validator;

use Yiisoft\Validator\DataSet\ArrayDataSet;
use Yiisoft\Validator\DataSet\ScalarDataSet;
use Yiisoft\Validator\Rule\Nested;

use function is_array;
use function is_object;

/**
 * Validator validates {@link DataSetInterface} against rules set for data set attributes.
 */
final class Validator implements ValidatorInterface
{
    private ?FormatterInterface $formatter;

    public function __construct(?FormatterInterface $formatter = null)
    {
        $this->formatter = $formatter;
    }

    /**
     * @param DataSetInterface|mixed|RulesProviderInterface $data
     * @param Rule[][] $rules
     * @psalm-param iterable<string, Rule[]> $rules
     */
    public function validate($data, iterable $rules = []): Result
    {
        $data = $this->normalizeDataSet($data);

        if ($data instanceof RulesProviderInterface) {
            $rules = $data->getRules();
        }

        $context = new ValidationContext($data);
        $result = new Result();

        /** @psalm-var array<string, array<array-key, Rule>> $rules */
        foreach ($rules as $attribute => $attributeRules) {
            $ruleSet = new RuleSet($attributeRules);

            if ($this->formatter !== null) {
                $ruleSet = $ruleSet->withFormatter($this->formatter);
            }

            if ($attributeRules[0] instanceof Nested) {
                $nesteds = $attributeRules[0]->getOptions();

                foreach ($nesteds as $nested => $options) {
                    $values[$nested] = $data->getAttributeValue($attribute . '.' . $nested);
                }

                $tempResult = $ruleSet->validate(
                    $values,

The variable $values does not seem to be defined for all execution paths leading up to this point.

                    $context->withAttribute($attribute . '.' . $nested)

The variable $nested does not seem to be defined for all execution paths leading up to this point.

                );

                foreach ($tempResult->getErrors() as $error) {
                    $result->addError(
                        $error->getMessage(),
                        [$attribute . '.' . $nested, ...$error->getValuePath()],
                    );
                }
            } else {
                $tempResult = $ruleSet->validate(
                    $data->getAttributeValue($attribute),
                    $context->withAttribute($attribute)
                );

                foreach ($tempResult->getErrors() as $error) {
                    $result->addError($error->getMessage(), [$attribute, ...$error->getValuePath()]);
                }
            }
        }

        if ($data instanceof PostValidationHookInterface) {
            $data->processValidationResult($result);
        }

        return $result;
    }

    public function withFormatter(?FormatterInterface $formatter): self
    {
        $new = clone $this;
        $new->formatter = $formatter;
        return $new;
    }

    private function normalizeDataSet($data): DataSetInterface
    {
        if ($data instanceof DataSetInterface) {
            return $data;
        }

        if (is_object($data) || is_array($data)) {
            return new ArrayDataSet((array)$data);
        }

        return new ScalarDataSet($data);
    }
}