/**
* {@inheritdoc}
*/
public function process(ContainerBuilder $container)
{
$parameters = $container->getParameterBag()->all();
$definitions = $container->getDefinitions();
$aliases = $container->getAliases();
$exprLangProviders = $container->getExpressionLanguageProviders();
foreach ($container->getExtensions() as $extension) {
if ($extension instanceof PrependExtensionInterface) {
$extension->prepend($container);
}
}
foreach ($container->getExtensions() as $name => $extension) {
if (!($config = $container->getExtensionConfig($name))) {
// this extension was not called
continue;
}
$config = $container->getParameterBag()->resolveValue($config);
$tmpContainer = new ContainerBuilder($container->getParameterBag());
$tmpContainer->setResourceTracking($container->isTrackingResources());
$tmpContainer->addObjectResource($extension);
foreach ($exprLangProviders as $provider) {
$tmpContainer->addExpressionLanguageProvider($provider);
}
$extension->load($config, $tmpContainer);
$container->merge($tmpContainer);
$container->getParameterBag()->add($parameters);
}
$container->addDefinitions($definitions);
$container->addAliases($aliases);
}