[DI] Add and wire ServiceSubscriberInterface
This commit is contained in:
parent
fa36ce8858
commit
9b7df39865
@ -24,6 +24,7 @@ class UnusedTagsPass implements CompilerPassInterface
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private $whitelist = array(
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private $whitelist = array(
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'console.command',
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'console.command',
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'container.service_locator',
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'container.service_locator',
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'container.service_subscriber',
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'config_cache.resource_checker',
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'config_cache.resource_checker',
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'data_collector',
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'data_collector',
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'form.type',
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'form.type',
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@ -4,6 +4,7 @@ CHANGELOG
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3.3.0
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3.3.0
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-----
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-----
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* added "ServiceSubscriberInterface" - to allow for per-class explicit service-locator definitions
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* added "container.service_locator" tag for defining service-locator services
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* added "container.service_locator" tag for defining service-locator services
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* added anonymous services support in YAML configuration files using the `!service` tag.
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* added anonymous services support in YAML configuration files using the `!service` tag.
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* added "TypedReference" and "ServiceClosureArgument" for creating service-locator services
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* added "TypedReference" and "ServiceClosureArgument" for creating service-locator services
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@ -55,6 +55,7 @@ class PassConfig
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new ResolveFactoryClassPass(),
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new ResolveFactoryClassPass(),
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new FactoryReturnTypePass($resolveClassPass),
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new FactoryReturnTypePass($resolveClassPass),
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new CheckDefinitionValidityPass(),
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new CheckDefinitionValidityPass(),
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new RegisterServiceSubscribersPass(),
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new ResolveNamedArgumentsPass(),
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new ResolveNamedArgumentsPass(),
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new AutowirePass(),
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new AutowirePass(),
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new ResolveReferencesToAliasesPass(),
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new ResolveReferencesToAliasesPass(),
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@ -0,0 +1,112 @@
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\DependencyInjection\Compiler;
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use Symfony\Component\DependencyInjection\Argument\ServiceClosureArgument;
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use Symfony\Component\DependencyInjection\ContainerInterface;
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use Symfony\Component\DependencyInjection\Definition;
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use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
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use Symfony\Component\DependencyInjection\Reference;
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use Symfony\Component\DependencyInjection\ServiceSubscriberInterface;
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use Symfony\Component\DependencyInjection\ServiceLocator;
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use Symfony\Component\DependencyInjection\TypedReference;
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/**
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* Compiler pass to register tagged services that require a service locator.
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class RegisterServiceSubscribersPass extends AbstractRecursivePass
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{
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private $serviceLocator;
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protected function processValue($value, $isRoot = false)
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{
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if ($value instanceof Reference && $this->serviceLocator && 'container' === (string) $value) {
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return new Reference($this->serviceLocator);
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}
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if (!$value instanceof Definition || $value->isAbstract() || $value->isSynthetic() || !$value->hasTag('container.service_subscriber')) {
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return parent::processValue($value, $isRoot);
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}
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$serviceMap = array();
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foreach ($value->getTag('container.service_subscriber') as $attributes) {
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if (!$attributes) {
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continue;
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}
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ksort($attributes);
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if (array() !== array_diff(array_keys($attributes), array('id', 'key'))) {
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throw new InvalidArgumentException(sprintf('The "container.service_subscriber" tag accepts only the "key" and "id" attributes, "%s" given for service "%s".', implode('", "', array_keys($attributes)), $this->currentId));
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}
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if (!array_key_exists('id', $attributes)) {
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throw new InvalidArgumentException(sprintf('Missing "id" attribute on "container.service_subscriber" tag with key="%s" for service "%s".', $attributes['key'], $this->currentId));
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}
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if (!array_key_exists('key', $attributes)) {
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$attributes['key'] = $attributes['id'];
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}
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if (isset($serviceMap[$attributes['key']])) {
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continue;
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}
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$serviceMap[$attributes['key']] = new Reference($attributes['id']);
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}
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$class = $value->getClass();
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if (!is_subclass_of($class, ServiceSubscriberInterface::class)) {
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if (!class_exists($class, false)) {
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throw new InvalidArgumentException(sprintf('Class "%s" used for service "%s" cannot be found.', $class, $this->currentId));
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}
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throw new InvalidArgumentException(sprintf('Service "%s" must implement interface "%s".', $this->currentId, ServiceSubscriberInterface::class));
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}
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$this->container->addObjectResource($class);
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$subscriberMap = array();
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foreach ($class::getSubscribedServices() as $key => $type) {
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if (!is_string($type) || !preg_match('/^\??[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+(?:\\\\[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+)*+$/', $type)) {
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throw new InvalidArgumentException(sprintf('%s::getSubscribedServices() must return valid PHP types for service "%s" key "%s", "%s" returned.', $class, $this->currentId, $key, is_string($type) ? $type : gettype($type)));
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}
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if ($optionalBehavior = '?' === $type[0]) {
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$type = substr($type, 1);
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$optionalBehavior = ContainerInterface::IGNORE_ON_INVALID_REFERENCE;
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}
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if (is_int($key)) {
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$key = $type;
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}
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if (!isset($serviceMap[$key])) {
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$serviceMap[$key] = new Reference($type);
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}
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$subscriberMap[$key] = new ServiceClosureArgument(new TypedReference((string) $serviceMap[$key], $type, $optionalBehavior ?: ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE));
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unset($serviceMap[$key]);
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}
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if ($serviceMap = array_keys($serviceMap)) {
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$this->container->log($this, sprintf('Service keys "%s" do not exist in the map returned by %s::getSubscribedServices() for service "%s".', implode('", "', $serviceMap), $class, $this->currentId));
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}
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$serviceLocator = $this->serviceLocator;
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$this->serviceLocator = 'container.'.$this->currentId.'.'.md5(serialize($value));
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$this->container->register($this->serviceLocator, ServiceLocator::class)
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->addArgument($subscriberMap)
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->setPublic(false)
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->setAutowired($value->isAutowired())
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->addTag('container.service_locator');
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try {
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return parent::processValue($value);
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} finally {
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$this->serviceLocator = $serviceLocator;
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}
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}
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}
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@ -0,0 +1,50 @@
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\DependencyInjection;
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/**
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* A ServiceSubscriber exposes its dependencies via the static {@link getSubscribedServices} method.
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*
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* The getSubscribedServices method returns an array of service types required by such instances,
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* optionally keyed by the service names used internally. Service types that start with an interrogation
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* mark "?" are optional, while the other ones are mandatory service dependencies.
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*
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* The injected service locators SHOULD NOT allow access to any other services not specified by the method.
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*
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* It is expected that ServiceSubscriber instances consume PSR-11-based service locators internally.
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* This interface does not dictate any injection method for these service locators, although constructor
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* injection is recommended.
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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interface ServiceSubscriberInterface
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{
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/**
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* Returns an array of service types required by such instances, optionally keyed by the service names used internally.
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*
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* For mandatory dependencies:
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*
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* * array('logger' => 'Psr\Log\LoggerInterface') means the objects use the "logger" name
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* internally to fetch a service which must implement Psr\Log\LoggerInterface.
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* * array('Psr\Log\LoggerInterface') is a shortcut for
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* * array('Psr\Log\LoggerInterface' => 'Psr\Log\LoggerInterface')
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*
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* otherwise:
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*
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* * array('logger' => '?Psr\Log\LoggerInterface') denotes an optional dependency
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* * array('?Psr\Log\LoggerInterface') is a shortcut for
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* * array('Psr\Log\LoggerInterface' => '?Psr\Log\LoggerInterface')
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*
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* @return array The required service types, optionally keyed by service names
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*/
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public static function getSubscribedServices();
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}
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@ -0,0 +1,118 @@
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\DependencyInjection\Tests\Compiler;
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use PHPUnit\Framework\TestCase;
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use Symfony\Component\DependencyInjection\Argument\ServiceClosureArgument;
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use Symfony\Component\DependencyInjection\Compiler\RegisterServiceSubscribersPass;
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use Symfony\Component\DependencyInjection\ContainerBuilder;
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use Symfony\Component\DependencyInjection\ContainerInterface;
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use Symfony\Component\DependencyInjection\Reference;
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use Symfony\Component\DependencyInjection\ServiceLocator;
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use Symfony\Component\DependencyInjection\TypedReference;
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require_once __DIR__.'/../Fixtures/includes/classes.php';
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class RegisterServiceSubscribersPassTest extends TestCase
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{
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/**
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* @expectedException \Symfony\Component\DependencyInjection\Exception\InvalidArgumentException
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* @expectedExceptionMessage Service "foo" must implement interface "Symfony\Component\DependencyInjection\ServiceSubscriberInterface".
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*/
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public function testInvalidClass()
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{
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$container = new ContainerBuilder();
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$container->register('foo', 'stdClass')
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->addTag('container.service_subscriber')
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;
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$pass = new RegisterServiceSubscribersPass();
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$pass->process($container);
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}
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/**
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* @expectedException \Symfony\Component\DependencyInjection\Exception\InvalidArgumentException
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* @expectedExceptionMessage The "container.service_subscriber" tag accepts only the "key" and "id" attributes, "bar" given for service "foo".
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*/
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public function testInvalidAttributes()
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{
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$container = new ContainerBuilder();
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$container->register('foo', 'TestServiceSubscriber')
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->addTag('container.service_subscriber', array('bar' => '123'))
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;
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$pass = new RegisterServiceSubscribersPass();
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$pass->process($container);
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}
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public function testNoAttributes()
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{
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$container = new ContainerBuilder();
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$container->register('foo', 'TestServiceSubscriber')
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->addArgument(new Reference('container'))
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->addTag('container.service_subscriber')
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;
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$pass = new RegisterServiceSubscribersPass();
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$pass->process($container);
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$foo = $container->getDefinition('foo');
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$locator = $container->getDefinition((string) $foo->getArgument(0));
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$this->assertFalse($locator->isAutowired());
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$this->assertFalse($locator->isPublic());
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$this->assertSame(ServiceLocator::class, $locator->getClass());
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$expected = array(
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'TestServiceSubscriber' => new ServiceClosureArgument(new TypedReference('TestServiceSubscriber', 'TestServiceSubscriber')),
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'stdClass' => new ServiceClosureArgument(new TypedReference('stdClass', 'stdClass', ContainerInterface::IGNORE_ON_INVALID_REFERENCE)),
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'bar' => new ServiceClosureArgument(new TypedReference('stdClass', 'stdClass')),
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'baz' => new ServiceClosureArgument(new TypedReference('stdClass', 'stdClass', ContainerInterface::IGNORE_ON_INVALID_REFERENCE)),
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);
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$this->assertEquals($expected, $locator->getArgument(0));
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}
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public function testWithAttributes()
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{
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$container = new ContainerBuilder();
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$container->register('foo', 'TestServiceSubscriber')
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->setAutowired(true)
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->addArgument(new Reference('container'))
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->addTag('container.service_subscriber', array('key' => 'bar', 'id' => 'bar'))
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->addTag('container.service_subscriber', array('key' => 'bar', 'id' => 'baz')) // should be ignored: the first wins
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;
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$pass = new RegisterServiceSubscribersPass();
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$pass->process($container);
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$foo = $container->getDefinition('foo');
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$locator = $container->getDefinition((string) $foo->getArgument(0));
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$this->assertTrue($locator->isAutowired());
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$this->assertFalse($locator->isPublic());
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$this->assertSame(ServiceLocator::class, $locator->getClass());
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$expected = array(
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'TestServiceSubscriber' => new ServiceClosureArgument(new TypedReference('TestServiceSubscriber', 'TestServiceSubscriber')),
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'stdClass' => new ServiceClosureArgument(new TypedReference('stdClass', 'stdClass', ContainerInterface::IGNORE_ON_INVALID_REFERENCE)),
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'bar' => new ServiceClosureArgument(new TypedReference('bar', 'stdClass')),
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'baz' => new ServiceClosureArgument(new TypedReference('stdClass', 'stdClass', ContainerInterface::IGNORE_ON_INVALID_REFERENCE)),
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);
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$this->assertEquals($expected, $locator->getArgument(0));
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}
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}
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@ -658,4 +658,23 @@ class PhpDumperTest extends TestCase
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$this->assertStringEqualsFile(self::$fixturesPath.'/php/services_locator.php', $dumper->dump());
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$this->assertStringEqualsFile(self::$fixturesPath.'/php/services_locator.php', $dumper->dump());
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}
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}
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public function testServiceSubscriber()
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{
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$container = new ContainerBuilder();
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$container->register('foo_service', 'TestServiceSubscriber')
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->setAutowired(true)
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->addArgument(new Reference('container'))
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->addTag('container.service_subscriber', array(
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'key' => 'test',
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'id' => 'TestServiceSubscriber',
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))
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;
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$container->register('TestServiceSubscriber', 'TestServiceSubscriber');
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$container->compile();
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$dumper = new PhpDumper($container);
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$this->assertStringEqualsFile(self::$fixturesPath.'/php/services_subscriber.php', $dumper->dump());
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}
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}
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}
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@ -2,6 +2,7 @@
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use Symfony\Component\DependencyInjection\Definition;
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use Symfony\Component\DependencyInjection\Definition;
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use Symfony\Component\DependencyInjection\LazyProxy\PhpDumper\DumperInterface as ProxyDumper;
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use Symfony\Component\DependencyInjection\LazyProxy\PhpDumper\DumperInterface as ProxyDumper;
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use Symfony\Component\DependencyInjection\ServiceSubscriberInterface;
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function sc_configure($instance)
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function sc_configure($instance)
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{
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{
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@ -107,3 +108,20 @@ class LazyContext
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$this->lazyValues = $lazyValues;
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$this->lazyValues = $lazyValues;
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}
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}
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}
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}
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class TestServiceSubscriber implements ServiceSubscriberInterface
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{
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public function __construct($container)
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{
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}
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public static function getSubscribedServices()
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{
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return array(
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__CLASS__,
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'?stdClass',
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'bar' => 'stdClass',
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'baz' => '?stdClass',
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|
);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
@ -0,0 +1,129 @@
|
|||||||
|
<?php
|
||||||
|
|
||||||
|
use Symfony\Component\DependencyInjection\Argument\RewindableGenerator;
|
||||||
|
use Symfony\Component\DependencyInjection\ContainerInterface;
|
||||||
|
use Symfony\Component\DependencyInjection\Container;
|
||||||
|
use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
|
||||||
|
use Symfony\Component\DependencyInjection\Exception\LogicException;
|
||||||
|
use Symfony\Component\DependencyInjection\Exception\RuntimeException;
|
||||||
|
use Symfony\Component\DependencyInjection\ParameterBag\FrozenParameterBag;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* ProjectServiceContainer.
|
||||||
|
*
|
||||||
|
* This class has been auto-generated
|
||||||
|
* by the Symfony Dependency Injection Component.
|
||||||
|
*
|
||||||
|
* @final since Symfony 3.3
|
||||||
|
*/
|
||||||
|
class ProjectServiceContainer extends Container
|
||||||
|
{
|
||||||
|
private $parameters;
|
||||||
|
private $targetDirs = array();
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Constructor.
|
||||||
|
*/
|
||||||
|
public function __construct()
|
||||||
|
{
|
||||||
|
$this->services = array();
|
||||||
|
$this->normalizedIds = array(
|
||||||
|
'autowired.stdclass' => 'autowired.stdClass',
|
||||||
|
'psr\\container\\containerinterface' => 'Psr\\Container\\ContainerInterface',
|
||||||
|
'stdclass' => 'stdClass',
|
||||||
|
'symfony\\component\\dependencyinjection\\containerinterface' => 'Symfony\\Component\\DependencyInjection\\ContainerInterface',
|
||||||
|
'testservicesubscriber' => 'TestServiceSubscriber',
|
||||||
|
);
|
||||||
|
$this->methodMap = array(
|
||||||
|
'TestServiceSubscriber' => 'getTestServiceSubscriberService',
|
||||||
|
'autowired.stdClass' => 'getAutowired_StdClassService',
|
||||||
|
'foo_service' => 'getFooServiceService',
|
||||||
|
);
|
||||||
|
$this->privates = array(
|
||||||
|
'autowired.stdClass' => true,
|
||||||
|
);
|
||||||
|
|
||||||
|
$this->aliases = array();
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* {@inheritdoc}
|
||||||
|
*/
|
||||||
|
public function compile()
|
||||||
|
{
|
||||||
|
throw new LogicException('You cannot compile a dumped container that was already compiled.');
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* {@inheritdoc}
|
||||||
|
*/
|
||||||
|
public function isCompiled()
|
||||||
|
{
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* {@inheritdoc}
|
||||||
|
*/
|
||||||
|
public function isFrozen()
|
||||||
|
{
|
||||||
|
@trigger_error(sprintf('The %s() method is deprecated since version 3.3 and will be removed in 4.0. Use the isCompiled() method instead.', __METHOD__), E_USER_DEPRECATED);
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Gets the 'TestServiceSubscriber' service.
|
||||||
|
*
|
||||||
|
* This service is shared.
|
||||||
|
* This method always returns the same instance of the service.
|
||||||
|
*
|
||||||
|
* @return \TestServiceSubscriber A TestServiceSubscriber instance
|
||||||
|
*/
|
||||||
|
protected function getTestServiceSubscriberService()
|
||||||
|
{
|
||||||
|
return $this->services['TestServiceSubscriber'] = new \TestServiceSubscriber();
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Gets the 'foo_service' service.
|
||||||
|
*
|
||||||
|
* This service is shared.
|
||||||
|
* This method always returns the same instance of the service.
|
||||||
|
*
|
||||||
|
* This service is autowired.
|
||||||
|
*
|
||||||
|
* @return \TestServiceSubscriber A TestServiceSubscriber instance
|
||||||
|
*/
|
||||||
|
protected function getFooServiceService()
|
||||||
|
{
|
||||||
|
return $this->services['foo_service'] = new \TestServiceSubscriber(new \Symfony\Component\DependencyInjection\ServiceLocator(array('TestServiceSubscriber' => function () {
|
||||||
|
$f = function (\TestServiceSubscriber $v) { return $v; }; return $f(${($_ = isset($this->services['TestServiceSubscriber']) ? $this->services['TestServiceSubscriber'] : $this->get('TestServiceSubscriber')) && false ?: '_'});
|
||||||
|
}, 'stdClass' => function () {
|
||||||
|
$f = function (\stdClass $v = null) { return $v; }; return $f(${($_ = isset($this->services['autowired.stdClass']) ? $this->services['autowired.stdClass'] : $this->getAutowired_StdClassService()) && false ?: '_'});
|
||||||
|
}, 'bar' => function () {
|
||||||
|
$f = function (\stdClass $v) { return $v; }; return $f(${($_ = isset($this->services['autowired.stdClass']) ? $this->services['autowired.stdClass'] : $this->getAutowired_StdClassService()) && false ?: '_'});
|
||||||
|
}, 'baz' => function () {
|
||||||
|
$f = function (\stdClass $v = null) { return $v; }; return $f(${($_ = isset($this->services['autowired.stdClass']) ? $this->services['autowired.stdClass'] : $this->getAutowired_StdClassService()) && false ?: '_'});
|
||||||
|
})));
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Gets the 'autowired.stdClass' service.
|
||||||
|
*
|
||||||
|
* This service is shared.
|
||||||
|
* This method always returns the same instance of the service.
|
||||||
|
*
|
||||||
|
* This service is private.
|
||||||
|
* If you want to be able to request this service from the container directly,
|
||||||
|
* make it public, otherwise you might end up with broken code.
|
||||||
|
*
|
||||||
|
* This service is autowired.
|
||||||
|
*
|
||||||
|
* @return \stdClass A stdClass instance
|
||||||
|
*/
|
||||||
|
protected function getAutowired_StdClassService()
|
||||||
|
{
|
||||||
|
return $this->services['autowired.stdClass'] = new \stdClass();
|
||||||
|
}
|
||||||
|
}
|
Reference in New Issue
Block a user