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<?php |
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namespace Logikos\Util\Config\Field; |
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use Logikos\Util\Config\Field as FieldInterface; |
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use Logikos\Util\Validation; |
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use Logikos\Util\Validation\Validator; |
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use Logikos\Util\Validation\Result; |
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class Field implements FieldInterface { |
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protected $name; |
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/** @var Validation */ |
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protected $validation; |
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public function __construct($name) { |
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if (!$this->isValidName($name)) |
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throw new InvalidFieldNameException(); |
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$this->name = $name; |
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$this->validation = new Validation(); |
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} |
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public static function withValidators($name, Validator ...$validators) { |
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$field = new static($name); |
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$field->validation->addValidator(...$validators); |
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return $field; |
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} |
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public function isRequired() : bool { |
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return true; |
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} |
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public function getName() { |
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return $this->name; |
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} |
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public function validate($value): Result { |
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return $this->isRequired() |
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? $this->validateRequired($value) |
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: $this->validateOptional($value); |
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} |
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protected function validateRequired($value): Result { |
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$result = $this->validationResult($value); |
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return $result->isValid() && $this->isEmpty($value) |
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? $this->invalidResult(['Required']) |
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: $result; |
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} |
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protected function validateOptional($value): Result { |
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return $this->isEmpty($value) |
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? new Validation\ValidResult() |
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: $this->validationResult($value); |
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} |
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protected function validationResult($value): Result { |
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return $this->validation->validate($value); |
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} |
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protected function invalidResult($messages) { |
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return new Validation\InvalidResult($messages); |
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} |
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public function addValidator(Validator ...$validator) { |
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$this->validation->addValidator(...$validator); |
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} |
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public function addPattern($pattern, $description) { |
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$this->addValidator(new Validator\Regex($pattern, $description)); |
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} |
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public function addCallable(callable $callable, $description) { |
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$this->addValidator(new Validator\Callback($callable, $description)); |
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} |
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protected function isEmpty($value) { |
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return is_null($value) || $value === ''; |
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} |
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private function isValidName($name) { |
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return is_int($name) |
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|| is_string($name) |
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&& !empty($name); |
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} |
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} |
logikostech /
util
