public function preMap(array $config, ContextualizerInterface $contextualizer)
{
foreach ($config['siteaccess']['groups'] as $group => $saArray) {
if (isset($config['system'][$group][static::NODE_KEY])) {
$contextualizer->setContextualParameter(static::NODE_KEY, $group, $config[$contextualizer->getSiteAccessNodeName()][$group][static::NODE_KEY]);
}
}
$contextualizer->mapConfigArray(static::NODE_KEY, $config);
}