<?php
/**
 * EmailValidator.class.php
 *
 * This file contains the definition of the EmailValidator class.
 *
 * @package SolidWorks
 * @author John Diamond <hide@address.com>
 * @copyright John Diamond <hide@address.com>
 * @license http://www.opensource.org/licenses/gpl-license.php GNU Public License
 */

// Exceptions
require BASE_PATH . "solidworks/exceptions/EmailFieldException.class.php";

/**
 * EmailValidator
 *
 * @package SolidWorks
 * @author John Diamond <hide@address.com>
 */
class EmailValidator extends TextValidator {
	/**
	 * Validate a Email Field
	 *
	 * Email fields are text fields that must contain a legal e-mail address.
	 *
	 * @param string $data Field data
	 * @return string Data in MD5 form
	 * @throws FieldException, FieldSizeException
	 */
	public function validate( $data ) {
		$data = parent::validate( $data );

		if (!preg_match( '"^[-!#$%&\'*+\\\\./0-9=?A-Z^_`a-z{|}~]+'.
		'@'.
		'[-!#$%&\'*+\\\\/0-9=?A-Z^_`a-z{|}~]+\.'.
		'[-!#$%&\'*+\\\\./0-9=?A-Z^_`a-z{|}~]+$"', $data )) {
			// Not a valid email address
			throw new EmailFieldException();
		}

		return $data;
	}
}
?>