<?php

/**
 * @see Zend_Validate_Abstract
 */
// require_once 'Zend/Validate/Abstract.php';

/**
 * @see Zend_Validate_Hostname
 */
// require_once 'Zend/Validate/Hostname.php';

/**
 * @see Zend_Validate_EmailAddress
 */
// require_once 'Zend/Validate/EmailAddress.php';

/**
 * @category   QS
 * @package    Qs_Validate_EmailAddresses
 */
class Qs_Validate_EmailAddresses extends Qs_Validate_EmailAddress
{
    protected $_emailsSeperatorPattern = '/,/';

    /**
     * @param  string $value
     * @return boolean
     */
    public function isValid($value)
    {
        $valueArray = preg_split($this->_emailsSeperatorPattern, $value);
        $valueArray = array_unique($valueArray);
        foreach ($valueArray as $email) {
            $email = trim($email);
            $result = parent::isValid($email);
            if (!$result) {
                return false;
            }
        }
        return true;
    }
}