Vote::onBeforeAdd

static function onBeforeAdd(BitrixMainORMEvent $event)
{
	$result = new BitrixMainORMEventResult();
	if (($events = GetModuleEvents("vote", "onBeforeVoteAdd", true)) && !empty($events))
	{
		/** @var array $data */
		$data = $event->getParameter("fields");
		foreach ($events as $ev)
		{
			if (ExecuteModuleEventEx($ev, array(&$data)) === false)
			{
				$result->addError(new EntityError("Error: ".serialize($ev), "event"));
				return $result;
			}
		}
		if ($data != $event->getParameter("fields"))
		{
			$result->modifyFields($data);
		}
	}
	return self::modifyData($event, $result);
}