TimemanVersion19Converter::buildDepartmentsTree

private function buildDepartmentsTree()
{
	if ($this->departmentsTree === null)
	{
		$results = [];
		$allDepartments = CIntranetUtils::getStructure()['DATA'];
		foreach ($allDepartments as $departmentId => $depData)
		{
			if (isset($allDepartments[$departmentId]))
			{
				$results[$departmentId]['data'] = $allDepartments[$departmentId];
				$results[$departmentId]['subDepartments'] = $this->getChildrenData($departmentId, $allDepartments);
			}
		}
		$this->departmentsTree = $results;
	}
	return $this->departmentsTree;
}