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<?php |
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declare(strict_types=1); |
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namespace Gacela\Framework; |
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use Gacela\Framework\ClassResolver\DocBlockService\DocBlockParser; |
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use Gacela\Framework\ClassResolver\DocBlockService\DocBlockServiceResolver; |
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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 ReflectionClass; |
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use function is_string; |
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trait DocBlockResolverAwareTrait |
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{ |
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/** @var array<string,string> */ |
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protected static array $fileContentCache = []; |
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/** @var array<string,?object> */ |
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private array $customServices = []; |
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public function __call(string $method, array $arguments = []): ?object |
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{ |
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if (!isset($this->customServices[$method])) { |
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$className = $this->getClassFromDoc($method); |
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$resolvableType = $this->normalizeResolvableType($className); |
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$this->customServices[$method] = (new DocBlockServiceResolver($resolvableType)) |
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->resolve($className); |
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} |
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return $this->customServices[$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(static::class); |
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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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throw MissingClassDefinitionException::missingDefinition(static::class, $method, $className); |
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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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* Look the uses, to find the fully-qualified class name for the className. |
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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 = $reflectionClass->getFileName(); |
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if (!isset(static::$fileContentCache[$fileName])) { |
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static::$fileContentCache[$fileName] = file_get_contents($fileName); |
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} |
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$phpFile = static::$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('\\', ltrim($resolvableType, '\\')); |
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$normalizedResolvableType = end($resolvableTypeParts); |
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return is_string($normalizedResolvableType) |
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? $normalizedResolvableType |
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: $resolvableType; |
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} |
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} |
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