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<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Form\Element;
use Zend\Validator\DateStep as DateStepValidator;
use Zend\Validator\Regex as RegexValidator;
use Zend\Validator\GreaterThan as GreaterThanValidator;
use Zend\Validator\LessThan as LessThanValidator;
class Week extends DateTime
{
/**
* Seed attributes
*
* @var array
*/
protected $attributes = [
'type' => 'week',
];
/**
* Retrieves a Date Validator configured for a Week Input type
*
* @return \Zend\Validator\ValidatorInterface
*/
protected function getDateValidator()
{
return new RegexValidator('/^[0-9]{4}\-W[0-9]{2}$/');
}
/**
* Retrieves a DateStep Validator configured for a Week Input type
*
* @return \Zend\Validator\ValidatorInterface
*/
protected function getStepValidator()
{
$stepValue = (isset($this->attributes['step']))
? $this->attributes['step'] : 1; // Weeks
$baseValue = (isset($this->attributes['min']))
? $this->attributes['min'] : '1970-W01';
return new DateStepValidator([
'format' => 'Y-\WW',
'baseValue' => $baseValue,
'step' => new \DateInterval("P{$stepValue}W"),
]);
}
/**
* @see https://bugs.php.net/bug.php?id=74511
* @return array
*/
protected function getValidators()
{
if ($this->validators) {
return $this->validators;
}
$validators = [];
$validators[] = $this->getDateValidator();
if (isset($this->attributes['min'])) {
$validators[] = new GreaterThanValidator([
'min' => $this->attributes['min'],
'inclusive' => true,
]);
}
if (isset($this->attributes['max'])) {
$validators[] = new LessThanValidator([
'max' => $this->attributes['max'],
'inclusive' => true,
]);
}
if (! isset($this->attributes['step'])
|| 'any' !== $this->attributes['step']
) {
$validators[] = $this->getStepValidator();
}
$this->validators = $validators;
return $this->validators;
}
}