/**
* @param $nodeName
*
* @return \Symfony\Component\Config\Definition\ArrayNode
*/
private function getChildNode($nodeName)
{
/** @var ArrayNode[] $childs */
$childs = $this->tree->getChildren();
self::assertArrayHasKey($nodeName, $childs);
return $childs[$nodeName];
}
/**
* Processes an array of configurations.
*
* @param array $validated merged and validated array
* @param array $validating merging and validating array
* @param ArrayNode $node merging node
* @param ArrayNode $masterNode merged node (master node)
*
* @return array list of (validated array, merged node)
*/
public function process(array $validated, array $validating, ArrayNode $node, ArrayNode $masterNode = null)
{
// no setting master node
if (is_null($masterNode)) {
// set a node to master node
$masterNode = $node;
// has setting
} else {
// merge a node to master node
// enabled master node setting when exists the same key validation
// check existence for avoid exception trying to set a key that already set
$childrenAll = $masterNode->getChildren();
foreach ($node->getChildren() as $name => $child) {
if (!isset($childrenAll[$name])) {
$masterNode->addChild($child);
}
}
}
// validate root node name, target is merging/validating array
foreach ($validating as $name => $config) {
if ($masterNode->getName() !== $name || $node->getName() !== $name) {
throw new \Exception(sprintf('Settings root[%s] is different from Configuration root[%s] or part[%s].', $name, $masterNode->getName(), $node->getName()));
}
}
// directly set validated array without normalize/merge/finalize
$currentConfig = $validated;
// loop a validating array
foreach ($validating as $config) {
// execute a node's normalize to validate key
$config = $node->normalize($config);
// execute a master node's merge to reflect cannotBeOverwritten key setting and so on
$currentConfig = $masterNode->merge($currentConfig, $config);
}
// execute a master node's finalize
$finalized = $masterNode->finalize($currentConfig);
return array($finalized, $masterNode);
}
