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184 lines (143 loc) · 3.78 KB
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<?php
declare(strict_types=1);
namespace PHPCensor\Form;
use Closure;
use Exception;
use PHPCensor\Form\DataTransformer\DataTransformerInterface;
use PHPCensor\View;
/**
* @package PHP Censor
* @subpackage Application
*
* @author Dan Cryer <dan@block8.co.uk>
* @author Dmitry Khomutov <poisoncorpsee@gmail.com>
*/
class Input extends Element
{
protected bool $required = false;
protected string $pattern = '';
/**
* @var callable
*/
protected $validator;
/**
* @var mixed
*/
protected $value;
protected string $error = '';
protected bool $customError = false;
protected ?DataTransformerInterface $dataTransformer = null;
/**
* @return static
*/
public static function create(string $name, string $label, bool $required = false): self
{
$el = new static();
$el->setName($name);
$el->setLabel($label);
$el->setRequired($required);
return $el;
}
/**
* @return mixed
*/
public function getValue()
{
if (!empty($this->getDataTransformer())) {
return $this->getDataTransformer()->reverseTransform((string)$this->value);
}
return $this->value;
}
/**
* @param mixed $value
*
* @return $this
*/
public function setValue($value): self
{
if (!empty($this->getDataTransformer())) {
$this->value = $this->getDataTransformer()->transform($value);
} else {
$this->value = $value;
}
return $this;
}
public function getRequired(): bool
{
return $this->required;
}
public function setRequired(bool $required): self
{
$this->required = $required;
return $this;
}
/**
* @return callable
*/
public function getValidator()
{
return $this->validator;
}
public function setValidator($validator): self
{
if (\is_callable($validator) || $validator instanceof Closure) {
$this->validator = $validator;
}
return $this;
}
public function getPattern(): string
{
return $this->pattern;
}
public function setPattern(string $pattern): self
{
$this->pattern = $pattern;
return $this;
}
public function validate(): bool
{
if ($this->getRequired() && empty($this->getValue())) {
$this->error = $this->getLabel() . ' is required.';
return false;
}
if ($this->getPattern() && !\preg_match('#' . $this->getPattern() . '#', (string)$this->getValue())) {
$this->error = 'Invalid value entered.';
return false;
}
$validator = $this->getValidator();
if (\is_callable($validator)) {
try {
\call_user_func_array($validator, [$this->getValue()]);
} catch (\Throwable $ex) {
$this->error = $ex->getMessage();
return false;
}
}
if ($this->customError) {
return false;
}
return true;
}
public function setError(string $message): self
{
$this->customError = true;
$this->error = $message;
return $this;
}
protected function onPreRender(View &$view): void
{
$view->value = $this->getValue();
$view->error = $this->error;
$view->pattern = $this->pattern;
$view->required = $this->required;
}
public function getDataTransformer(): ?DataTransformerInterface
{
return $this->dataTransformer;
}
public function setDataTransformer(DataTransformerInterface $dataTransformer): self
{
$this->dataTransformer = $dataTransformer;
return $this;
}
}