Vk::getGroupId

public function getGroupId($exportId)
{
	$settings = $this->getSettings($exportId);
	$groupId = false;

	if (isset($settings["VK_SETTINGS"]["GROUP_ID"]))
	{
		$groupId = $settings["VK_SETTINGS"]["GROUP_ID"];
		$groupId = mb_substr($groupId, 0, 1) == '-' ? $groupId : '-'.$groupId;
	}

	return $groupId;
}