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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\Form\Element;
use Zend\InputFilter\InputProviderInterface;
use Zend\Validator\Explode as ExplodeValidator;
use Zend\Validator\Regex as RegexValidator;
use Zend\Validator\ValidatorInterface;
class Email extends Element implements InputProviderInterface
{
/**
* Seed attributes
*
* @var array
*/
protected $attributes = [
'type' => 'email',
];
/**
* @var ValidatorInterface
*/
protected $validator;
/**
* @var ValidatorInterface
*/
protected $emailValidator;
/**
* Get primary validator
*
* @return ValidatorInterface
*/
public function getValidator()
{
if (null === $this->validator) {
$emailValidator = $this->getEmailValidator();
$multiple = (isset($this->attributes['multiple']))
? $this->attributes['multiple'] : null;
if (true === $multiple || 'multiple' === $multiple) {
$this->validator = new ExplodeValidator([
'validator' => $emailValidator,
]);
} else {
$this->validator = $emailValidator;
}
}
return $this->validator;
}
/**
* Sets the primary validator to use for this element
*
* @param ValidatorInterface $validator
* @return Email
*/
public function setValidator(ValidatorInterface $validator)
{
$this->validator = $validator;
return $this;
}
/**
* Get the email validator to use for multiple or single
* email addresses.
*
* Note from the HTML5 Specs regarding the regex:
*
* "This requirement is a *willful* violation of RFC 5322, which
* defines a syntax for e-mail addresses that is simultaneously
* too strict (before the "@" character), too vague
* (after the "@" character), and too lax (allowing comments,
* whitespace characters, and quoted strings in manners
* unfamiliar to most users) to be of practical use here."
*
* The default Regex validator is in use to match that of the
* browser validation, but you are free to set a different
* (more strict) email validator such as Zend\Validator\Email
* if you wish.
*
* @return ValidatorInterface
*/
public function getEmailValidator()
{
if (null === $this->emailValidator) {
$this->emailValidator = new RegexValidator(
'/^[a-zA-Z0-9.!#$%&\'*+\/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$/'
);
}
return $this->emailValidator;
}
/**
* Sets the email validator to use for multiple or single
* email addresses.
*
* @param ValidatorInterface $validator
* @return Email
*/
public function setEmailValidator(ValidatorInterface $validator)
{
$this->emailValidator = $validator;
return $this;
}
/**
* Provide default input rules for this element
*
* Attaches an email validator.
*
* @return array
*/
public function getInputSpecification()
{
return [
'name' => $this->getName(),
'required' => true,
'filters' => [
['name' => 'Zend\Filter\StringTrim'],
],
'validators' => [
$this->getValidator(),
],
];
}
}