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<?php |
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/** |
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* This file is part of Symnedi. |
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* Copyright (c) 2014 Tomas Votruba (http://tomasvotruba.cz) |
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*/ |
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namespace Symnedi\EventDispatcher\DI; |
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use Nette\DI\CompilerExtension; |
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use Nette\DI\ServiceDefinition; |
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use Nette\DI\Statement; |
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use Symfony\Component\EventDispatcher\EventDispatcher; |
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use Symfony\Component\EventDispatcher\EventDispatcherInterface; |
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use Symfony\Component\EventDispatcher\EventSubscriberInterface; |
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use Symnedi\EventDispatcher\Contract\DI\NetteEventItemInterface; |
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final class EventDispatcherExtension extends CompilerExtension |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function loadConfiguration() |
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{ |
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if ($this->isKdybyEventsRegistered()) { |
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return; |
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} |
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$containerBuilder = $this->getContainerBuilder(); |
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$containerBuilder->addDefinition($this->prefix('eventDispatcher')) |
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->setClass(EventDispatcher::class); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function beforeCompile() |
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{ |
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$eventDispatcher = $this->getDefinitionByType(EventDispatcherInterface::class); |
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if ($this->isKdybyEventsRegistered()) { |
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$eventDispatcher->setClass(EventDispatcher::class) |
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->setFactory(NULL); |
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} |
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$this->addSubscribersToEventDispatcher(); |
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$this->bindNetteEvents(); |
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$this->bindEventDispatcherToSymfonyConsole(); |
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} |
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/** |
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* @return bool |
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*/ |
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private function isKdybyEventsRegistered() |
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{ |
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return (bool) $this->compiler->getExtensions('Kdyby\Events\DI\EventsExtension'); |
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} |
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private function addSubscribersToEventDispatcher() |
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{ |
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$containerBuilder = $this->getContainerBuilder(); |
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$eventDispatcher = $this->getDefinitionByType(EventDispatcherInterface::class); |
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foreach ($containerBuilder->findByType(EventSubscriberInterface::class) as $eventSubscriberDefinition) { |
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$eventDispatcher->addSetup('addSubscriber', ['@' . $eventSubscriberDefinition->getClass()]); |
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} |
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} |
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/** |
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* @param string $type |
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* @return ServiceDefinition |
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*/ |
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private function getDefinitionByType($type) |
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{ |
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$containerBuilder = $this->getContainerBuilder(); |
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$definitionName = $containerBuilder->getByType($type); |
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return $containerBuilder->getDefinition($definitionName); |
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} |
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private function bindNetteEvents() |
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{ |
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$containerBuilder = $this->getContainerBuilder(); |
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$netteEventList = (new NetteEventListFactory)->create(); |
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foreach ($netteEventList as $netteEvent) { |
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if ( ! $serviceDefinitions = $containerBuilder->findByType($netteEvent->getClass())) { |
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return; |
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} |
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foreach ($serviceDefinitions as $serviceDefinition) { |
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$this->decorateServiceDefinitionWithNetteEvent($serviceDefinition, $netteEvent); |
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} |
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} |
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} |
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private function decorateServiceDefinitionWithNetteEvent( |
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ServiceDefinition $serviceDefinition, |
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NetteEventItemInterface $netteEvent |
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) { |
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$propertyStatement = new Statement('function () { |
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$class = ?; |
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$event = new $class(...func_get_args()); |
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?->dispatch(?, $event); |
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}', [$netteEvent->getEventClass(), '@' . EventDispatcherInterface::class, $netteEvent->getEventName()]); |
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$serviceDefinition->addSetup('$service->?[] = ?;', [$netteEvent->getProperty(), $propertyStatement]); |
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} |
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private function bindEventDispatcherToSymfonyConsole() |
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{ |
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$containerBuilder = $this->getContainerBuilder(); |
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if ($consoleApplicationName = $containerBuilder->getByType('Symfony\Component\Console\Application')) { |
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$consoleApplicationDefinition = $containerBuilder->getDefinition($consoleApplicationName); |
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$consoleApplicationDefinition->addSetup('setDispatcher'); |
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} |
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} |
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} |
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Symnedi /
EventDispatcher
