Symfony Profiler

<?php
declare(strict_types=1);
namespace JMS\SerializerBundle\DependencyInjection\Compiler;
use JMS\Serializer\GraphNavigatorInterface;
use JMS\Serializer\Handler\HandlerRegistry;
use Symfony\Component\DependencyInjection\Argument\ServiceClosureArgument;
use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Reference;
/**
* @internal
*/
final class CustomHandlersPass implements CompilerPassInterface
{
public function process(ContainerBuilder $container)
{
$handlersByDirection = $this->findHandlers($container);
$handlerRegistryDef = $container->findDefinition('jms_serializer.handler_registry');
$handlerServices = [];
foreach ($handlersByDirection as $direction => $handlersByType) {
foreach ($handlersByType as $type => $handlersByFormat) {
foreach ($handlersByFormat as $format => $handlerCallable) {
$id = (string) $handlerCallable[0];
$handlerServices[$id] = new ServiceClosureArgument($handlerCallable[0]);
$handlerCallable[0] = $id;
$handlerRegistryDef->addMethodCall('registerHandler', [$direction, $type, $format, $handlerCallable]);
}
}
}
$container->findDefinition('jms_serializer.handler_registry.service_locator')
->setArgument(0, $handlerServices);
}
private function findHandlers(ContainerBuilder $container): array
{
$handlers = [];
foreach ($container->findTaggedServiceIds('jms_serializer.handler') as $id => $tags) {
foreach ($tags as $attrs) {
if (!isset($attrs['type'], $attrs['format'])) {
throw new \RuntimeException(sprintf('Each tag named "jms_serializer.handler" of service "%s" must have at least two attributes: "type" and "format".', $id));
}
$directions = [GraphNavigatorInterface::DIRECTION_DESERIALIZATION, GraphNavigatorInterface::DIRECTION_SERIALIZATION];
if (isset($attrs['direction'])) {
if (!defined($directionConstant = 'JMS\Serializer\GraphNavigatorInterface::DIRECTION_' . strtoupper($attrs['direction']))) {
throw new \RuntimeException(sprintf('The direction "%s" of tag "jms_serializer.handler" of service "%s" does not exist.', $attrs['direction'], $id));
}
$directions = [constant($directionConstant)];
}
foreach ($directions as $direction) {
$method = $attrs['method'] ?? HandlerRegistry::getDefaultMethod($direction, $attrs['type'], $attrs['format']);
$priority = isset($attrs['priority']) ? intval($attrs['priority']) : 0;
$handlers[] = [$direction, $attrs['type'], $attrs['format'], $priority, new Reference($id), $method];
}
}
}
foreach ($container->findTaggedServiceIds('jms_serializer.subscribing_handler') as $id => $tags) {
$def = $container->getDefinition($id);
$class = $def->getClass();
$ref = new \ReflectionClass($class);
if (!$ref->implementsInterface('JMS\Serializer\Handler\SubscribingHandlerInterface')) {
throw new \RuntimeException(sprintf('The service "%s" must implement the SubscribingHandlerInterface.', $id));
}
foreach (call_user_func([$class, 'getSubscribingMethods']) as $methodData) {
if (!isset($methodData['format'], $methodData['type'])) {
throw new \RuntimeException(sprintf('Each method returned from getSubscribingMethods of service "%s" must have a "type", and "format" attribute.', $id));
}
$directions = [GraphNavigatorInterface::DIRECTION_DESERIALIZATION, GraphNavigatorInterface::DIRECTION_SERIALIZATION];
if (isset($methodData['direction'])) {
$directions = [$methodData['direction']];
}
foreach ($directions as $direction) {
$priority = isset($methodData['priority']) ? intval($methodData['priority']) : 0;
$method = $methodData['method'] ?? HandlerRegistry::getDefaultMethod($direction, $methodData['type'], $methodData['format']);
$handlers[] = [$direction, $methodData['type'], $methodData['format'], $priority, new Reference($id), $method];
}
}
}
return $this->sortAndFlattenHandlersList($handlers);
}
private function sortAndFlattenHandlersList(array $allHandlers)
{
$sorter = static function ($a, $b) {
return $b[3] === $a[3] ? 0 : ($b[3] > $a[3] ? 1 : -1);
};
self::stable_uasort($allHandlers, $sorter);
$handlers = [];
foreach ($allHandlers as $handler) {
[$direction, $type, $format, $priority, $service, $method] = $handler;
$handlers[$direction][$type][$format] = [$service, $method];
}
return $handlers;
}
/**
* Performs stable sorting. Copied from http://php.net/manual/en/function.uasort.php#121283
*
* @param array $array
* @param callable $value_compare_func
*
* @return bool
*/
private static function stable_uasort(array &$array, callable $value_compare_func)
{
$index = 0;
foreach ($array as &$item) {
$item = [$index++, $item];
}
$result = uasort($array, static function ($a, $b) use ($value_compare_func) {
$result = call_user_func($value_compare_func, $a[1], $b[1]);
return 0 === $result ? $a[0] - $b[0] : $result;
});
foreach ($array as &$item) {
$item = $item[1];
}
return $result;
}
}

vendor/jms/serializer-bundle/DependencyInjection/Compiler/CustomHandlersPass.php line 73