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<?php | |
namespace Verja\Validator; | |
use Verja\Error; | |
use Verja\Validator; | |
class Boolean extends Validator | |
{ | |
/** @var string[] */ | |
protected $stringTrue = ['1', 'true', 't', 'yes', 'y']; | |
/** @var string[] */ | |
protected $stringFalse = ['0', 'false', 'f', 'no', 'n']; | |
/** | |
* Boolean constructor. | |
* | |
* @param string[] $stringTrue | |
* @param string[] $stringFalse | |
* @param bool $overwrite Overwrite the arrays instead of merging | |
*/ | |
public function __construct(array $stringTrue = [], array $stringFalse = [], $overwrite = false) | |
{ | |
if ($overwrite) { | |
$this->stringTrue = $stringTrue; | |
$this->stringFalse = $stringFalse; | |
} else { | |
$this->stringTrue = array_merge($this->stringTrue, $stringTrue); | |
$this->stringFalse = array_merge($this->stringFalse, $stringFalse); | |
} | |
} | |
/** | |
* Validate $value | |
* | |
* @param mixed $value | |
* @param array $context | |
* @return bool | |
*/ | |
public function validate($value, array $context = []): bool | |
{ | |
if (!is_bool($value) && !is_int($value) && | |
(!is_string($value) || !in_array($value, $this->stringTrue) && !in_array($value, $this->stringFalse)) | |
) { | |
$this->error = new Error('NOT_BOOLEAN', $value, 'value should be a boolean'); | |
return false; | |
} | |
return true; | |
} | |
public function getInverseError($value) | |
{ | |
return new Error('IS_BOOLEAN', $value, 'value should not be a boolean'); | |
} | |
} |