public function up()
{
$this->processConfiguration('NodeTypes', function (&$configuration) {
foreach ($configuration as $nodeTypeName => $nodeTypeConfiguration) {
if (!isset($nodeTypeConfiguration['properties'])) {
continue;
}
foreach ($nodeTypeConfiguration['properties'] as $propertyName => $propertyConfiguration) {
if (isset($propertyConfiguration['type']) && $propertyConfiguration['type'] === 'date') {
$configuration[$nodeTypeName]['properties'][$propertyName]['type'] = 'DateTime';
}
}
}
}, true);
}