MailboxTable::normalizeEmail

static function normalizeEmail(&$mailbox)
{
	foreach (array($mailbox['EMAIL'], $mailbox['NAME'], $mailbox['LOGIN']) as $item)
	{
		$address = new BitrixMainMailAddress($item);
		if ($address->validate())
		{
			$mailbox['EMAIL'] = $address->getEmail();
			break;
		}
	}

	return $mailbox;
}