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<?php |
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declare(strict_types=1); |
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namespace BrenoRoosevelt\Validation; |
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use ReflectionClass; |
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use ReflectionException; |
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final class Validator |
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{ |
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/** @var ValidationSet[] */ |
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private array $ruleSets; |
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public static function new(): self |
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{ |
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return new self; |
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} |
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public function ruleSet(string $field): ValidationSet |
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{ |
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foreach ($this->ruleSets as $ruleSet) { |
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if ($ruleSet->getField() === $field) { |
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return $ruleSet; |
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} |
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} |
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return $this->ruleSets[] = ValidationSet::forField($field); |
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} |
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public function field(string $field, Validation|ValidationSet ...$rules): self |
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{ |
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$ruleset = $this->ruleSet($field); |
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foreach ($rules as $rule) { |
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if ($rule instanceof Validation) { |
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$ruleset->add($rule); |
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} |
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if ($rule instanceof ValidationSet) { |
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$ruleset->add(...$rule->rules()); |
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} |
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} |
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return $this; |
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} |
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public function validate(array $data = []): ValidationResultSet |
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{ |
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$validationResultSet = new ValidationResultSet; |
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foreach ($this->ruleSets as $ruleSet) { |
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$field = $ruleSet->getField(); |
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if (!$this->shouldValidate($ruleSet, $field, $data)) { |
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continue; |
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} |
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$result = $ruleSet->validate($data[$field] ?? null, $data); |
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if (!$result->isOk()) { |
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$validationResultSet = $validationResultSet->add($result); |
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} |
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} |
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return $validationResultSet; |
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} |
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private function shouldValidate(ValidationSet $ruleSet, string $field, array $data): bool |
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{ |
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if (!$ruleSet->isRequired() && !array_key_exists($field, $data)) { |
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return false; |
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} |
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$notNull = $notEmpty = 1; |
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if ($ruleSet->allowsNull() && null === $data[$field] ?? $notNull) { |
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return false; |
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} |
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if ($ruleSet->allowsEmpty() && empty($data[$field] ?? $notEmpty)) { |
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return false; |
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} |
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return true; |
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} |
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public function only(string ...$fields): self |
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{ |
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$instance = clone $this; |
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$instance->ruleSets = |
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array_filter($instance->ruleSets, fn(ValidationSet $ruleSet) => in_array($ruleSet->getField(), $fields)); |
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return $instance; |
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} |
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public function except(string ...$fields): self |
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{ |
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$instance = clone $this; |
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$instance->ruleSets = |
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array_filter($instance->ruleSets, fn(ValidationSet $ruleSet) => !in_array($ruleSet->getField(), $fields)); |
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return $instance; |
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} |
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/** |
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* @throws ReflectionException |
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*/ |
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public function validateObject(object $object): ValidationResultSet |
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{ |
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$data = []; |
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$class = new ReflectionClass($object); |
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foreach ($class->getProperties() as $property) { |
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$data[$property->getName()] = $property->getValue($object); |
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} |
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$result = Validator::fromProperties($object)->validate($data); |
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foreach ($class->getMethods() as $method) { |
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$ruleSet = ValidationSet::fromReflectionMethod($method); |
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$value = $method->invoke($method->isStatic() ? null : $object); |
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$methodResult = $ruleSet->validate($value); |
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if (!$methodResult->isOk()) { |
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$result = $result->add($methodResult); |
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} |
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} |
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return $result; |
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} |
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/** |
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* @param array $data |
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* @param ?string $message |
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* @return void |
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* @throws ValidationException |
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*/ |
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public function validateOrFail(array $data = [], ?string $message = null) |
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{ |
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$result = $this->validate($data); |
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if (!$result->isOk()) { |
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throw new ValidationException($result, $message); |
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} |
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} |
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/** |
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* @param string|object $objectOrClass |
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* @param int|null $filter filter properties, ex: ReflectionProperty::IS_PUBLIC|ReflectionProperty::IS_PRIVATE |
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* @return static |
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* @throws ReflectionException if the class does not exist |
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*/ |
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public static function fromProperties(string|object $objectOrClass, ?int $filter = null): self |
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{ |
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$instance = new self; |
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$instance->ruleSets = ValidationSet::fromProperties($objectOrClass, $filter); |
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return $instance; |
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} |
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} |
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brenoroosevelt /
php-validation
