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<?php |
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declare(strict_types=1); |
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namespace Gacela\Framework\DocBlockResolver; |
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use Gacela\Framework\AbstractFactory; |
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use Gacela\Framework\ClassResolver\DocBlockService\DocBlockParser; |
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use Gacela\Framework\ClassResolver\DocBlockService\MissingClassDefinitionException; |
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use Gacela\Framework\ClassResolver\DocBlockService\UseBlockParser; |
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use ReflectionAttribute; |
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use ReflectionClass; |
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use function is_string; |
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final class DocBlockResolver |
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{ |
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private const SPECIAL_RESOLVABLE_TYPES = ['Facade', 'Factory', 'Config']; |
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/** @var array<string,string> [fileName => fileContent] */ |
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private static array $fileContentCache = []; |
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/** @var class-string */ |
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private readonly string $callerClass; |
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/** |
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* @param class-string $callerClass |
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*/ |
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private function __construct(string $callerClass) |
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{ |
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/** @psalm-suppress PropertyTypeCoercion */ |
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$this->callerClass = '\\' . ltrim($callerClass, '\\'); // @phpstan-ignore-line |
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} |
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public static function fromCaller(object $caller): self |
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{ |
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return new self($caller::class); |
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} |
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public function getDocBlockResolvable(string $method): DocBlockResolvable |
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{ |
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$className = $this->getClassName($method); |
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$resolvableType = $this->normalizeResolvableType($className); |
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return new DocBlockResolvable($className, $resolvableType); |
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} |
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/** |
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* @return class-string |
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*/ |
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private function getClassName(string $method): string |
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{ |
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$cacheKey = $this->generateCacheKey($method); |
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$cache = DocBlockResolverCache::getCacheInstance(); |
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if (!$cache->has($cacheKey)) { |
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$className = $this->getClassFromDoc($method); |
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$cache->put($cacheKey, $className); |
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} |
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return $cache->get($cacheKey); |
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} |
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private function generateCacheKey(string $method): string |
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{ |
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return $this->callerClass . '::' . $method; |
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} |
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/** |
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* @return class-string |
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*/ |
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private function getClassFromDoc(string $method): string |
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{ |
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$reflectionClass = new ReflectionClass($this->callerClass); |
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$className = $this->searchClassOverAttributes($reflectionClass, $method); |
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if ($className !== null) { |
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return $className; |
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} |
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$className = $this->searchClassOverDocBlock($reflectionClass, $method); |
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if (class_exists($className)) { |
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return $className; |
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} |
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$className = $this->searchClassOverUseStatements($reflectionClass, $className); |
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if (class_exists($className)) { |
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return $className; |
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} |
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if ($method === 'getFactory') { |
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return AbstractFactory::class; |
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} |
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throw MissingClassDefinitionException::missingDefinition($this->callerClass, $method, $className); |
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} |
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/** |
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* @param ReflectionClass<object> $reflectionClass |
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*/ |
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private function searchClassOverDocBlock(ReflectionClass $reflectionClass, string $method): string |
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{ |
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$docBlock = (string)$reflectionClass->getDocComment(); |
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return (new DocBlockParser())->getClassFromMethod($docBlock, $method); |
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} |
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/** |
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* @param ReflectionClass<object> $reflectionClass |
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* |
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* @return class-string|null |
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*/ |
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private function searchClassOverAttributes(ReflectionClass $reflectionClass, string $method): ?string |
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{ |
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$attributes = $reflectionClass->getAttributes(Doc::class, ReflectionAttribute::IS_INSTANCEOF); |
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foreach ($attributes as $attribute) { |
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/** @var Doc $instance */ |
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$instance = $attribute->newInstance(); |
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if ($instance->method === $method) { |
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return $instance->className; |
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} |
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} |
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return null; |
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} |
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/** |
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* Look the uses, to find the fully-qualified class name for the className. |
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* |
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* @param ReflectionClass<object> $reflectionClass |
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*/ |
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private function searchClassOverUseStatements(ReflectionClass $reflectionClass, string $className): string |
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{ |
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$fileName = (string)$reflectionClass->getFileName(); |
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if (!isset(self::$fileContentCache[$fileName])) { |
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self::$fileContentCache[$fileName] = (string)file_get_contents($fileName); |
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} |
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$phpFile = self::$fileContentCache[$fileName]; |
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return (new UseBlockParser())->getUseStatement($className, $phpFile); |
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} |
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private function normalizeResolvableType(string $resolvableType): string |
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{ |
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/** @var list<string> $resolvableTypeParts */ |
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$resolvableTypeParts = explode('\\', $resolvableType); |
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$normalizedResolvableType = end($resolvableTypeParts); |
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$result = is_string($normalizedResolvableType) |
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? $normalizedResolvableType |
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: $resolvableType; |
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foreach (self::SPECIAL_RESOLVABLE_TYPES as $specialName) { |
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if (str_contains($result, $specialName)) { |
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return $specialName; |
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} |
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} |
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return $result; |
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} |
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} |
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gacela-project /
gacela
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