/**
* Handles special variable names
*
* @param string $key Current part of the complete variable name
* @param mixed $value The value
*
* @return void
*/
private function filterSpecialNames(&$key, &$value)
{
if ($key === 'node' && is_array($value)) {
$key = 'nodes';
$value = array($value);
}
if ($key === 'nodes') {
$nodes = array();
foreach ($value as $id => $options) {
if ($options instanceof Node) {
$node = $options;
} else {
$node = new Node($this);
$node->setFromArray($options);
}
$node->set('id', $id);
$nodes[$id] = $node;
}
$value = $nodes;
}
}
