[DependencyInjection] Introduce method injection for autowiring
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@ -24,6 +24,9 @@ use Symfony\Component\DependencyInjection\Reference;
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*/
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class AutowirePass implements CompilerPassInterface
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{
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/**
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* @var ContainerBuilder
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*/
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private $container;
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private $reflectionClasses = array();
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private $definedTypes = array();
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@ -41,8 +44,8 @@ class AutowirePass implements CompilerPassInterface
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try {
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$this->container = $container;
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foreach ($container->getDefinitions() as $id => $definition) {
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if ($definition->isAutowired()) {
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$this->completeDefinition($id, $definition);
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if ($autowiredMethods = $definition->getAutowiredMethods()) {
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$this->completeDefinition($id, $definition, $autowiredMethods);
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}
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}
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} finally {
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@ -72,8 +75,10 @@ class AutowirePass implements CompilerPassInterface
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$metadata['__construct'] = self::getResourceMetadataForMethod($constructor);
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}
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foreach (self::getSetters($reflectionClass) as $reflectionMethod) {
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$metadata[$reflectionMethod->name] = self::getResourceMetadataForMethod($reflectionMethod);
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foreach ($reflectionClass->getMethods(\ReflectionMethod::IS_PUBLIC) as $reflectionMethod) {
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if (!$reflectionMethod->isStatic()) {
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$metadata[$reflectionMethod->name] = self::getResourceMetadataForMethod($reflectionMethod);
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}
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}
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return new AutowireServiceResource($reflectionClass->name, $reflectionClass->getFileName(), $metadata);
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@ -84,10 +89,11 @@ class AutowirePass implements CompilerPassInterface
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*
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* @param string $id
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* @param Definition $definition
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* @param string[] $autowiredMethods
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*
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* @throws RuntimeException
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*/
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private function completeDefinition($id, Definition $definition)
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private function completeDefinition($id, Definition $definition, array $autowiredMethods)
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{
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if (!$reflectionClass = $this->getReflectionClass($id, $definition)) {
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return;
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@ -97,12 +103,75 @@ class AutowirePass implements CompilerPassInterface
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$this->container->addResource(static::createResourceForClass($reflectionClass));
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}
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if (!$constructor = $reflectionClass->getConstructor()) {
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return;
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$methodsCalled = array();
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foreach ($definition->getMethodCalls() as $methodCall) {
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$methodsCalled[$methodCall[0]] = true;
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}
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$arguments = $definition->getArguments();
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foreach ($constructor->getParameters() as $index => $parameter) {
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foreach ($this->getMethodsToAutowire($id, $reflectionClass, $autowiredMethods) as $reflectionMethod) {
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if (!isset($methodsCalled[$reflectionMethod->name])) {
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$this->autowireMethod($id, $definition, $reflectionMethod);
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}
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}
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}
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/**
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* Gets the list of methods to autowire.
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*
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* @param string $id
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* @param \ReflectionClass $reflectionClass
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* @param string[] $autowiredMethods
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*
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* @return \ReflectionMethod[]
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*/
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private function getMethodsToAutowire($id, \ReflectionClass $reflectionClass, array $autowiredMethods)
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{
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$found = array();
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$regexList = array();
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foreach ($autowiredMethods as $pattern) {
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$regexList[] = '/^'.str_replace('\*', '.*', preg_quote($pattern, '/')).'$/i';
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}
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foreach ($reflectionClass->getMethods(\ReflectionMethod::IS_PUBLIC) as $reflectionMethod) {
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if ($reflectionMethod->isStatic()) {
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continue;
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}
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foreach ($regexList as $k => $regex) {
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if (preg_match($regex, $reflectionMethod->name)) {
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$found[] = $autowiredMethods[$k];
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yield $reflectionMethod;
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continue 2;
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}
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}
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}
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if ($notFound = array_diff($autowiredMethods, $found)) {
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$compiler = $this->container->getCompiler();
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$compiler->addLogMessage($compiler->getLoggingFormatter()->formatUnusedAutowiringPatterns($this, $id, $notFound));
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}
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}
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/**
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* Autowires the constructor or a setter.
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*
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* @param string $id
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* @param Definition $definition
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* @param \ReflectionMethod $reflectionMethod
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*
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* @throws RuntimeException
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*/
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private function autowireMethod($id, Definition $definition, \ReflectionMethod $reflectionMethod)
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{
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if ($isConstructor = $reflectionMethod->isConstructor()) {
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$arguments = $definition->getArguments();
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} else {
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$arguments = array();
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}
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$addMethodCall = false; // Whether the method should be added to the definition as a call or as arguments
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foreach ($reflectionMethod->getParameters() as $index => $parameter) {
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if (array_key_exists($index, $arguments) && '' !== $arguments[$index]) {
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continue;
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}
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@ -111,7 +180,11 @@ class AutowirePass implements CompilerPassInterface
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if (!$typeHint = $parameter->getClass()) {
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// no default value? Then fail
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if (!$parameter->isOptional()) {
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throw new RuntimeException(sprintf('Unable to autowire argument index %d ($%s) for the service "%s". If this is an object, give it a type-hint. Otherwise, specify this argument\'s value explicitly.', $index, $parameter->name, $id));
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if ($isConstructor) {
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throw new RuntimeException(sprintf('Unable to autowire argument index %d ($%s) for the service "%s". If this is an object, give it a type-hint. Otherwise, specify this argument\'s value explicitly.', $index, $parameter->name, $id));
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}
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return;
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}
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// specifically pass the default value
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@ -126,16 +199,23 @@ class AutowirePass implements CompilerPassInterface
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if (isset($this->types[$typeHint->name])) {
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$value = new Reference($this->types[$typeHint->name]);
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$addMethodCall = true;
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} else {
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try {
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$value = $this->createAutowiredDefinition($typeHint, $id);
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$addMethodCall = true;
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} catch (RuntimeException $e) {
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if ($parameter->allowsNull()) {
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$value = null;
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} elseif ($parameter->isDefaultValueAvailable()) {
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$value = $parameter->getDefaultValue();
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} else {
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throw $e;
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// The exception code is set to 1 if the exception must be thrown even if it's a setter
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if (1 === $e->getCode() || $isConstructor) {
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throw $e;
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}
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return;
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}
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}
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}
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@ -143,7 +223,11 @@ class AutowirePass implements CompilerPassInterface
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// Typehint against a non-existing class
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if (!$parameter->isDefaultValueAvailable()) {
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throw new RuntimeException(sprintf('Cannot autowire argument %s for %s because the type-hinted class does not exist (%s).', $index + 1, $definition->getClass(), $e->getMessage()), 0, $e);
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if ($isConstructor) {
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throw new RuntimeException(sprintf('Cannot autowire argument %s for %s because the type-hinted class does not exist (%s).', $index + 1, $definition->getClass(), $e->getMessage()), 0, $e);
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}
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return;
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}
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$value = $parameter->getDefaultValue();
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@ -155,7 +239,12 @@ class AutowirePass implements CompilerPassInterface
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// it's possible index 1 was set, then index 0, then 2, etc
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// make sure that we re-order so they're injected as expected
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ksort($arguments);
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$definition->setArguments($arguments);
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if ($isConstructor) {
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$definition->setArguments($arguments);
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} elseif ($addMethodCall) {
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$definition->addMethodCall($reflectionMethod->name, $arguments);
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}
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}
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/**
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@ -253,7 +342,7 @@ class AutowirePass implements CompilerPassInterface
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$classOrInterface = $typeHint->isInterface() ? 'interface' : 'class';
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$matchingServices = implode(', ', $this->ambiguousServiceTypes[$typeHint->name]);
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throw new RuntimeException(sprintf('Unable to autowire argument of type "%s" for the service "%s". Multiple services exist for this %s (%s).', $typeHint->name, $id, $classOrInterface, $matchingServices));
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throw new RuntimeException(sprintf('Unable to autowire argument of type "%s" for the service "%s". Multiple services exist for this %s (%s).', $typeHint->name, $id, $classOrInterface, $matchingServices), 1);
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}
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if (!$typeHint->isInstantiable()) {
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@ -269,7 +358,7 @@ class AutowirePass implements CompilerPassInterface
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$this->populateAvailableType($argumentId, $argumentDefinition);
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try {
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$this->completeDefinition($argumentId, $argumentDefinition);
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$this->completeDefinition($argumentId, $argumentDefinition, array('__construct'));
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} catch (RuntimeException $e) {
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$classOrInterface = $typeHint->isInterface() ? 'interface' : 'class';
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$message = sprintf('Unable to autowire argument of type "%s" for the service "%s". No services were found matching this %s and it cannot be auto-registered.', $typeHint->name, $id, $classOrInterface);
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@ -320,20 +409,6 @@ class AutowirePass implements CompilerPassInterface
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$this->ambiguousServiceTypes[$type][] = $id;
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}
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/**
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* @param \ReflectionClass $reflectionClass
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*
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* @return \ReflectionMethod[]
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*/
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private static function getSetters(\ReflectionClass $reflectionClass)
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{
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foreach ($reflectionClass->getMethods(\ReflectionMethod::IS_PUBLIC) as $reflectionMethod) {
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if (!$reflectionMethod->isStatic() && 1 === $reflectionMethod->getNumberOfParameters() && 0 === strpos($reflectionMethod->name, 'set')) {
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yield $reflectionMethod;
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}
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}
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}
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private static function getResourceMetadataForMethod(\ReflectionMethod $method)
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{
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$methodArgumentsMetadata = array();
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@ -38,6 +38,11 @@ class LoggingFormatter
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return $this->format($pass, sprintf('Resolving inheritance for "%s" (parent: %s).', $childId, $parentId));
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}
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public function formatUnusedAutowiringPatterns(CompilerPassInterface $pass, $id, array $patterns)
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{
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return $this->format($pass, sprintf('Autowiring\'s patterns "%s" for service "%s" don\'t match any method.', implode('", "', $patterns), $id));
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}
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public function format(CompilerPassInterface $pass, $message)
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{
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return sprintf('%s: %s', get_class($pass), $message);
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@ -36,7 +36,7 @@ class Definition
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private $abstract = false;
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private $lazy = false;
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private $decoratedService;
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private $autowired = false;
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private $autowiredMethods = array();
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private $autowiringTypes = array();
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protected $arguments;
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@ -662,19 +662,50 @@ class Definition
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*/
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public function isAutowired()
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{
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return $this->autowired;
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return !empty($this->autowiredMethods);
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}
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/**
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* Gets autowired methods.
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*
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* @return string[]
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*/
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public function getAutowiredMethods()
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{
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return $this->autowiredMethods;
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}
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/**
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* Sets autowired.
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*
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* Allowed values:
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* - true: constructor autowiring, same as $this->setAutowiredMethods(array('__construct'))
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* - false: no autowiring, same as $this->setAutowiredMethods(array())
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*
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* @param bool $autowired
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*
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* @return Definition The current instance
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*/
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public function setAutowired($autowired)
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{
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$this->autowired = $autowired;
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$this->autowiredMethods = $autowired ? array('__construct') : array();
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return $this;
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}
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/**
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* Sets autowired methods.
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*
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* Example of allowed value:
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* - array('__construct', 'set*', 'initialize'): autowire whitelisted methods only
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*
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* @param string[] $autowiredMethods
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*
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* @return Definition The current instance
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*/
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public function setAutowiredMethods(array $autowiredMethods)
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{
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$this->autowiredMethods = $autowiredMethods;
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return $this;
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}
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@ -239,6 +239,19 @@ class XmlFileLoader extends FileLoader
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$definition->addAutowiringType($type->textContent);
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}
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$autowireTags = array();
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foreach ($this->getChildren($service, 'autowire') as $type) {
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$autowireTags[] = $type->textContent;
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}
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if ($autowireTags) {
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if ($service->hasAttribute('autowire')) {
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throw new InvalidArgumentException(sprintf('The "autowire" attribute cannot be used together with "<autowire>" tags for service "%s" in %s.', (string) $service->getAttribute('id'), $file));
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}
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$definition->setAutowiredMethods($autowireTags);
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}
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if ($value = $service->getAttribute('decorates')) {
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$renameId = $service->hasAttribute('decoration-inner-name') ? $service->getAttribute('decoration-inner-name') : null;
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$priority = $service->hasAttribute('decoration-priority') ? $service->getAttribute('decoration-priority') : 0;
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@ -302,7 +302,11 @@ class YamlFileLoader extends FileLoader
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}
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if (isset($service['autowire'])) {
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$definition->setAutowired($service['autowire']);
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if (is_array($service['autowire'])) {
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$definition->setAutowiredMethods($service['autowire']);
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} else {
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$definition->setAutowired($service['autowire']);
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}
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}
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if (isset($service['autowiring_types'])) {
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@ -100,6 +100,7 @@
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<xsd:element name="tag" type="tag" minOccurs="0" maxOccurs="unbounded" />
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<xsd:element name="property" type="property" minOccurs="0" maxOccurs="unbounded" />
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<xsd:element name="autowiring-type" type="xsd:string" minOccurs="0" maxOccurs="unbounded" />
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<xsd:element name="autowire" type="xsd:string" minOccurs="0" maxOccurs="unbounded" />
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</xsd:choice>
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<xsd:attribute name="id" type="xsd:string" />
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<xsd:attribute name="class" type="xsd:string" />
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@ -429,6 +429,74 @@ class AutowirePassTest extends \PHPUnit_Framework_TestCase
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);
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}
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public function testSetterInjection()
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{
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$container = new ContainerBuilder();
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$container->register('app_foo', Foo::class);
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$container->register('app_a', A::class);
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$container->register('app_collision_a', CollisionA::class);
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$container->register('app_collision_b', CollisionB::class);
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// manually configure *one* call, to override autowiring
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$container
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->register('setter_injection', SetterInjection::class)
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->setAutowiredMethods(array('__construct', 'set*'))
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->addMethodCall('setWithCallsConfigured', array('manual_arg1', 'manual_arg2'))
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;
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$pass = new AutowirePass();
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$pass->process($container);
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$methodCalls = $container->getDefinition('setter_injection')->getMethodCalls();
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// grab the call method names
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$actualMethodNameCalls = array_map(function ($call) {
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return $call[0];
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}, $methodCalls);
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$this->assertEquals(
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array('setWithCallsConfigured', 'setFoo', 'setDependencies'),
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$actualMethodNameCalls
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);
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// test setWithCallsConfigured args
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$this->assertEquals(
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array('manual_arg1', 'manual_arg2'),
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$methodCalls[0][1]
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);
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// test setFoo args
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$this->assertEquals(
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array(new Reference('app_foo')),
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$methodCalls[1][1]
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);
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}
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public function testExplicitMethodInjection()
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{
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$container = new ContainerBuilder();
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$container->register('app_foo', Foo::class);
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$container->register('app_a', A::class);
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$container->register('app_collision_a', CollisionA::class);
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$container->register('app_collision_b', CollisionB::class);
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$container
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->register('setter_injection', SetterInjection::class)
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->setAutowiredMethods(array('setFoo', 'notASetter'))
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;
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$pass = new AutowirePass();
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$pass->process($container);
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$methodCalls = $container->getDefinition('setter_injection')->getMethodCalls();
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$actualMethodNameCalls = array_map(function ($call) {
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return $call[0];
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}, $methodCalls);
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$this->assertEquals(
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array('setFoo', 'notASetter'),
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$actualMethodNameCalls
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);
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}
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/**
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* @dataProvider getCreateResourceTests
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*/
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@ -476,6 +544,37 @@ class AutowirePassTest extends \PHPUnit_Framework_TestCase
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$this->assertTrue($container->hasDefinition('bar'));
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}
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/**
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* @expectedException \Symfony\Component\DependencyInjection\Exception\RuntimeException
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* @expectedExceptionMessage Unable to autowire argument of type "Symfony\Component\DependencyInjection\Tests\Compiler\CollisionInterface" for the service "setter_injection_collision". Multiple services exist for this interface (c1, c2).
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* @expectedExceptionCode 1
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*/
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public function testSetterInjectionCollisionThrowsException()
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{
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$container = new ContainerBuilder();
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$container->register('c1', CollisionA::class);
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$container->register('c2', CollisionB::class);
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$aDefinition = $container->register('setter_injection_collision', SetterInjectionCollision::class);
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$aDefinition->setAutowiredMethods(array('__construct', 'set*'));
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$pass = new AutowirePass();
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$pass->process($container);
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}
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public function testLogUnusedPatterns()
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{
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$container = new ContainerBuilder();
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$definition = $container->register('foo', Foo::class);
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$definition->setAutowiredMethods(array('not', 'exist*'));
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$pass = new AutowirePass();
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$pass->process($container);
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$this->assertEquals(array(AutowirePass::class.': Autowiring\'s patterns "not", "exist*" for service "foo" don\'t match any method.'), $container->getCompiler()->getLog());
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}
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}
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class Foo
|
||||
@ -648,9 +747,74 @@ class ClassForResource
|
||||
class IdenticalClassResource extends ClassForResource
|
||||
{
|
||||
}
|
||||
|
||||
class ClassChangedConstructorArgs extends ClassForResource
|
||||
{
|
||||
public function __construct($foo, Bar $bar, $baz)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
class SetterInjection
|
||||
{
|
||||
public function setFoo(Foo $foo)
|
||||
{
|
||||
// should be called
|
||||
}
|
||||
|
||||
public function setDependencies(Foo $foo, A $a)
|
||||
{
|
||||
// should be called
|
||||
}
|
||||
|
||||
public function setBar()
|
||||
{
|
||||
// should not be called
|
||||
}
|
||||
|
||||
public function setNotAutowireable(NotARealClass $n)
|
||||
{
|
||||
// should not be called
|
||||
}
|
||||
|
||||
public function setArgCannotAutowire($foo)
|
||||
{
|
||||
// should not be called
|
||||
}
|
||||
|
||||
public function setOptionalNotAutowireable(NotARealClass $n = null)
|
||||
{
|
||||
// should not be called
|
||||
}
|
||||
|
||||
public function setOptionalNoTypeHint($foo = null)
|
||||
{
|
||||
// should not be called
|
||||
}
|
||||
|
||||
public function setOptionalArgNoAutowireable($other = 'default_val')
|
||||
{
|
||||
// should not be called
|
||||
}
|
||||
|
||||
public function setWithCallsConfigured(A $a)
|
||||
{
|
||||
// this method has a calls configured on it
|
||||
// should not be called
|
||||
}
|
||||
|
||||
public function notASetter(A $a)
|
||||
{
|
||||
// should be called only when explicitly specified
|
||||
}
|
||||
}
|
||||
|
||||
class SetterInjectionCollision
|
||||
{
|
||||
public function setMultipleInstancesForOneArg(CollisionInterface $collision)
|
||||
{
|
||||
// The CollisionInterface cannot be autowired - there are multiple
|
||||
|
||||
// should throw an exception
|
||||
}
|
||||
}
|
||||
|
@ -290,6 +290,16 @@ class DefinitionTest extends \PHPUnit_Framework_TestCase
|
||||
$this->assertFalse($def->isAutowired());
|
||||
$def->setAutowired(true);
|
||||
$this->assertTrue($def->isAutowired());
|
||||
$this->assertEquals(array('__construct'), $def->getAutowiredMethods());
|
||||
|
||||
$def->setAutowiredMethods(array('foo'));
|
||||
$def->setAutowired(false);
|
||||
$this->assertSame(array(), $def->getAutowiredMethods());
|
||||
$this->assertFalse($def->isAutowired());
|
||||
|
||||
$def->setAutowiredMethods(array('getFoo', 'getBar'));
|
||||
$this->assertEquals(array('getFoo', 'getBar'), $def->getAutowiredMethods());
|
||||
$this->assertTrue($def->isAutowired());
|
||||
}
|
||||
|
||||
public function testTypes()
|
||||
|
@ -0,0 +1,9 @@
|
||||
<?xml version="1.0" encoding="utf-8"?>
|
||||
<container xmlns="http://symfony.com/schema/dic/services" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
|
||||
<services>
|
||||
<service id="autowire_array" class="Foo">
|
||||
<autowire>set*</autowire>
|
||||
<autowire>bar</autowire>
|
||||
</service>
|
||||
</services>
|
||||
</container>
|
@ -0,0 +1,8 @@
|
||||
<?xml version="1.0" encoding="utf-8"?>
|
||||
<container xmlns="http://symfony.com/schema/dic/services" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
|
||||
<services>
|
||||
<service id="autowire_array" class="Foo" autowire="*">
|
||||
<autowire>setFoo</autowire>
|
||||
</service>
|
||||
</services>
|
||||
</container>
|
@ -0,0 +1,4 @@
|
||||
services:
|
||||
autowire_array:
|
||||
class: Foo
|
||||
autowire: ['set*', 'bar']
|
@ -554,6 +554,20 @@ class XmlFileLoaderTest extends \PHPUnit_Framework_TestCase
|
||||
$loader->load('services23.xml');
|
||||
|
||||
$this->assertTrue($container->getDefinition('bar')->isAutowired());
|
||||
$this->assertEquals(array('__construct'), $container->getDefinition('bar')->getAutowiredMethods());
|
||||
|
||||
$loader->load('services27.xml');
|
||||
$this->assertEquals(array('set*', 'bar'), $container->getDefinition('autowire_array')->getAutowiredMethods());
|
||||
}
|
||||
|
||||
/**
|
||||
* @expectedException \Symfony\Component\DependencyInjection\Exception\InvalidArgumentException
|
||||
*/
|
||||
public function testAutowireAttributeAndTag()
|
||||
{
|
||||
$container = new ContainerBuilder();
|
||||
$loader = new XmlFileLoader($container, new FileLocator(self::$fixturesPath.'/xml'));
|
||||
$loader->load('services28.xml');
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -324,6 +324,10 @@ class YamlFileLoaderTest extends \PHPUnit_Framework_TestCase
|
||||
$loader->load('services23.yml');
|
||||
|
||||
$this->assertTrue($container->getDefinition('bar_service')->isAutowired());
|
||||
$this->assertEquals(array('__construct'), $container->getDefinition('bar_service')->getAutowiredMethods());
|
||||
|
||||
$loader->load('services27.yml');
|
||||
$this->assertEquals(array('set*', 'bar'), $container->getDefinition('autowire_array')->getAutowiredMethods());
|
||||
}
|
||||
|
||||
/**
|
||||
|
Reference in New Issue
Block a user