/**
* make sure the array only contains one level depth
* @param $pParamHash contains a nested set of arrays with structure_id and pos values set
* @return flattened array
*/
function flattenStructureHash($pParamHash, $i = -10000)
{
$ret = array();
foreach ($pParamHash as $key => $node) {
if (!empty($node) && count($node) > 2) {
$ret = array_merge($ret, LibertyStructure::flattenStructureHash($node, $i));
$i++;
} elseif (count($node) == 2) {
$ret[] = $node;
$i++;
} else {
$ret[$i][$key] = $node;
}
}
return $ret;
}
