TaskModel::getGroup

public function getGroup(): ?array
{
	$groupId = $this->getGroupId();
	if (!$groupId)
	{
		return null;
	}

	if ($this->group)
	{
		return $this->group;
	}

	$task = $this->getTask();
	if ($task && (int) $task['GROUP_ID'] === $groupId)
	{
		$this->group = $task['GROUP_INFO'];
	}
	else
	{
		$this->group = GroupRegistry::getInstance()->get($groupId);
	}

	return $this->group;
}