Email.php
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<?php
/**
* @license GPL-2.0-or-later
*
* Modified by learndash on 20-September-2023 using Strauss.
* @see https://github.com/BrianHenryIE/strauss
*/
declare(strict_types=1);
namespace StellarWP\Learndash\StellarWP\Validation\Rules;
use Closure;
use StellarWP\Learndash\StellarWP\Validation\Contracts\ValidatesOnFrontEnd;
use StellarWP\Learndash\StellarWP\Validation\Contracts\ValidationRule;
/**
* @since 1.0.0
*/
class Email implements ValidationRule, ValidatesOnFrontEnd
{
/**
* @inheritDoc
*
* @since 1.0.0
*/
public static function id(): string
{
return 'email';
}
/**
* @inheritDoc
*
* @since 1.0.0
*/
public static function fromString(string $options = null): ValidationRule
{
return new self();
}
/**
* @inheritDoc
*/
public function serializeOption()
{
return null;
}
/**
* @inheritDoc
*
* @since 1.0.0
*/
public function __invoke($value, Closure $fail, string $key, array $values)
{
if (!is_string($value) || !filter_var($value, FILTER_VALIDATE_EMAIL)) {
$fail(sprintf(__('%s is not a valid email address', '%TEXTDOMAIN%'), '{field}'));
}
}
}