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<?php declare (strict_types=1); namespace Rector\DependencyInjection\Rector\Class_; use PhpParser\Node; use PhpParser\Node\Expr\PropertyFetch; use PhpParser\Node\Expr\Variable; use PhpParser\Node\Param; use PhpParser\Node\Stmt\Class_; use PhpParser\Node\Stmt\ClassMethod; use PHPStan\Type\ObjectType; use Rector\Core\Exception\ShouldNotHappenException; use Rector\Core\Rector\AbstractRector; use Rector\DependencyInjection\Collector\VariablesToPropertyFetchCollection; use Rector\PostRector\Collector\PropertyToAddCollector; use Rector\PostRector\ValueObject\PropertyMetadata; use Rector\Symfony\DataProvider\ServiceMapProvider; use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample; use Symplify\RuleDocGenerator\ValueObject\RuleDefinition; /** * @see \Rector\Tests\DependencyInjection\Rector\Class_\ActionInjectionToConstructorInjectionRector\ActionInjectionToConstructorInjectionRectorTest */ final class ActionInjectionToConstructorInjectionRector extends AbstractRector { /** * @readonly * @var \Rector\Symfony\DataProvider\ServiceMapProvider */ private $applicationServiceMapProvider; /** * @readonly * @var \Rector\DependencyInjection\Collector\VariablesToPropertyFetchCollection */ private $variablesToPropertyFetchCollection; /** * @readonly * @var \Rector\PostRector\Collector\PropertyToAddCollector */ private $propertyToAddCollector; public function __construct(ServiceMapProvider $applicationServiceMapProvider, VariablesToPropertyFetchCollection $variablesToPropertyFetchCollection, PropertyToAddCollector $propertyToAddCollector) { $this->applicationServiceMapProvider = $applicationServiceMapProvider; $this->variablesToPropertyFetchCollection = $variablesToPropertyFetchCollection; $this->propertyToAddCollector = $propertyToAddCollector; } public function getRuleDefinition() : RuleDefinition { return new RuleDefinition('Turns action injection in Controllers to constructor injection', [new CodeSample(<<<'CODE_SAMPLE' final class SomeController { public function default(ProductRepository $productRepository) { $products = $productRepository->fetchAll(); } } CODE_SAMPLE , <<<'CODE_SAMPLE' final class SomeController { public function __construct( private ProductRepository $productRepository ) { } public function default() { $products = $this->productRepository->fetchAll(); } } CODE_SAMPLE )]); } /** * @return array<class-string<Node>> */ public function getNodeTypes() : array { return [Class_::class]; } /** * @param Class_ $node */ public function refactor(Node $node) : ?Node { if (!$this->isName($node, '*Controller')) { return null; } foreach ($node->getMethods() as $classMethod) { $this->processClassMethod($node, $classMethod); } foreach ($node->getMethods() as $classMethod) { $this->refactorVariablesToPropertyFetches($classMethod); } return $node; } private function refactorVariablesToPropertyFetches(ClassMethod $classMethod) : void { if (!$classMethod->isPublic()) { return; } $this->traverseNodesWithCallable((array) $classMethod->stmts, function (Node $node) : ?PropertyFetch { if (!$node instanceof Variable) { return null; } foreach ($this->variablesToPropertyFetchCollection->getVariableNamesAndTypes() as $name => $objectType) { if (!$this->isName($node, $name)) { continue; } if (!$this->isObjectType($node, $objectType)) { continue; } return $this->nodeFactory->createPropertyFetch('this', $name); } return null; }); } private function processClassMethod(Class_ $class, ClassMethod $classMethod) : void { foreach ($classMethod->params as $key => $paramNode) { if (!$this->isActionInjectedParamNode($paramNode)) { continue; } $paramType = $this->getType($paramNode); if (!$paramType instanceof ObjectType) { throw new ShouldNotHappenException(); } /** @var string $paramName */ $paramName = $this->getName($paramNode->var); $propertyMetadata = new PropertyMetadata($paramName, $paramType, Class_::MODIFIER_PRIVATE); $this->propertyToAddCollector->addPropertyToClass($class, $propertyMetadata); $this->nodeRemover->removeParam($classMethod, $key); $this->variablesToPropertyFetchCollection->addVariableNameAndType($paramName, $paramType); } } private function isActionInjectedParamNode(Param $param) : bool { if ($param->type === null) { return \false; } $typehint = $this->getName($param->type); if ($typehint === null) { return \false; } $paramStaticType = $this->getType($param); if (!$paramStaticType instanceof ObjectType) { return \false; } $serviceMap = $this->applicationServiceMapProvider->provide(); return $serviceMap->hasService($paramStaticType->getClassName()); } }
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