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<?php declare(strict_types = 1); |
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/** |
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* Created by Ruslan Molodyko. |
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* Date: 10.09.2016 |
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* Time: 15:33 |
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*/ |
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namespace samsonframework\container\definition\analyzer\reflection; |
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use samsonframework\container\definition\analyzer\DefinitionAnalyzer; |
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use samsonframework\container\definition\analyzer\ParameterAnalyzerInterface; |
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use samsonframework\container\definition\builder\exception\ReferenceNotImplementsException; |
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use samsonframework\container\definition\ClassDefinition; |
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use samsonframework\container\definition\exception\MethodDefinitionNotFoundException; |
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use samsonframework\container\definition\exception\ParameterDefinitionAlreadyExistsException; |
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use samsonframework\container\definition\exception\ParameterDefinitionNotFoundException; |
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use samsonframework\container\definition\MethodDefinition; |
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use samsonframework\container\definition\ParameterDefinition; |
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use samsonframework\container\definition\reference\ClassReference; |
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use samsonframework\container\definition\reference\CollectionReference; |
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use samsonframework\container\definition\reference\ConstantReference; |
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use samsonframework\container\definition\reference\UndefinedReference; |
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/** |
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* Class ReflectionParameterAnalyzer |
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* |
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* @author Ruslan Molodyko <[email protected]> |
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*/ |
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class ReflectionParameterAnalyzer implements ParameterAnalyzerInterface |
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{ |
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/** |
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* {@inheritdoc} |
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* @throws ParameterDefinitionAlreadyExistsException |
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* @throws ReferenceNotImplementsException |
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* @throws MethodDefinitionNotFoundException |
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* @throws ParameterDefinitionNotFoundException |
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* @throws \InvalidArgumentException |
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*/ |
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public function analyze( |
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DefinitionAnalyzer $analyzer, |
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ClassDefinition $classDefinition, |
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\ReflectionParameter $reflectionParameter |
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) { |
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$methodName = $reflectionParameter->getDeclaringFunction()->getName(); |
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$parameterName = $reflectionParameter->getName(); |
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// Define parameter only if method definition is available |
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if ($classDefinition->hasMethod($methodName)) { |
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$methodDefinition = $classDefinition->getMethod($methodName); |
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// Define parameter definition if not exists |
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$parameterDefinition = $methodDefinition->setupParameter($parameterName); |
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$this->setReflectionMetadata($parameterDefinition, $reflectionParameter); |
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$dependency = $parameterDefinition->getDependency(); |
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// If dependency was not set |
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// UndefinedReference is the default value of dependency which was not use before |
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if (!$dependency || ($dependency instanceof UndefinedReference)) { |
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$this->setDependencyByReflection($parameterDefinition, $reflectionParameter); |
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} |
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$this->setOrderArguments($methodDefinition, $reflectionParameter->getDeclaringFunction()); |
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} |
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} |
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/** |
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* Set correct order of arguments |
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* |
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* @param MethodDefinition $methodDefinition |
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* @param \ReflectionFunctionAbstract $reflectionMethod |
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* @throws \InvalidArgumentException |
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*/ |
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public function setOrderArguments( |
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MethodDefinition $methodDefinition, |
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\ReflectionFunctionAbstract $reflectionMethod |
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) { |
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$parameters = []; |
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// Get parameter names |
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foreach ($reflectionMethod->getParameters() as $reflectionParameter) { |
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$parameters[] = $reflectionParameter->getName(); |
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} |
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$methodDefinition->setParametersCollectionOrder($parameters); |
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} |
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/** |
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* Set initial reflection metadata into the parameter definition |
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* |
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* @param ParameterDefinition $parameterDefinition |
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* @param \ReflectionParameter $reflectionParameter |
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*/ |
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public function setReflectionMetadata( |
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ParameterDefinition $parameterDefinition, |
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\ReflectionParameter $reflectionParameter |
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) { |
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// Set parameter metadata |
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if ($reflectionParameter->isDefaultValueAvailable()) { |
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$parameterDefinition->setValue($reflectionParameter->getDefaultValue()); |
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} |
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if ($reflectionParameter->getType()) { |
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$parameterDefinition->setTypeHint($reflectionParameter->getType()); |
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} |
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$parameterDefinition->setIsOptional($reflectionParameter->isOptional()); |
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} |
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/** |
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* Set dependency value by reflection |
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* |
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* @param ParameterDefinition $parameterDefinition |
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* @param \ReflectionParameter $reflectionParameter |
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* @throws \InvalidArgumentException |
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* @throws ReferenceNotImplementsException |
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*/ |
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public function setDependencyByReflection( |
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ParameterDefinition $parameterDefinition, |
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\ReflectionParameter $reflectionParameter |
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) { |
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// If default value available |
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if ($reflectionParameter->isDefaultValueAvailable()) { |
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// There is a constant |
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if ($reflectionParameter->isDefaultValueConstant()) { |
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$parameterDefinition->setDependency( |
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new ConstantReference($reflectionParameter->getDefaultValueConstantName()) |
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); |
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} else { // There is some php types |
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$parameterDefinition->setDependency( |
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CollectionReference::convertValueToReference($reflectionParameter->getDefaultValue()) |
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); |
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} |
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// There is class dependency |
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} elseif ($this->checkIfTypeHingIsClass($parameterDefinition)) { |
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$class = (string)$parameterDefinition->getTypeHint(); |
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$parameterDefinition->setDependency(new ClassReference($class)); |
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} |
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} |
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/** |
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* Check if type hint can be as class reference dependency |
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* |
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* @param ParameterDefinition $parameterDefinition |
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* @return bool |
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*/ |
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protected function checkIfTypeHingIsClass(ParameterDefinition $parameterDefinition) |
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{ |
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return is_object($parameterDefinition->getTypeHint()) && |
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(string)$parameterDefinition->getTypeHint() !== '' && |
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!$parameterDefinition->getTypeHint()->isBuiltin(); |
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} |
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} |
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samsonframework /
container
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