Completed
Pull Request — master (#393)
by
unknown
03:05
created

AccessInterceptorValueHolderGenerator::generate()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 69
Code Lines 52

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 0
CRAP Score 6

Importance

Changes 0
Metric Value
dl 0
loc 69
ccs 0
cts 53
cp 0
rs 9.2083
c 0
b 0
f 0
cc 2
eloc 52
nc 2
nop 2
crap 6

How to fix   Long Method   

Long Method

Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.

For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.

Commonly applied refactorings include:

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<?php
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declare(strict_types=1);
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namespace ProxyManager\ProxyGenerator;
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use ProxyManager\Exception\InvalidProxiedClassException;
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use ProxyManager\Generator\Util\ClassGeneratorUtils;
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use ProxyManager\Proxy\AccessInterceptorValueHolderInterface;
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use ProxyManager\ProxyGenerator\AccessInterceptor\MethodGenerator\MagicWakeup;
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use ProxyManager\ProxyGenerator\AccessInterceptor\MethodGenerator\SetMethodPrefixInterceptor;
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use ProxyManager\ProxyGenerator\AccessInterceptor\MethodGenerator\SetMethodSuffixInterceptor;
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use ProxyManager\ProxyGenerator\AccessInterceptor\PropertyGenerator\MethodPrefixInterceptors;
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use ProxyManager\ProxyGenerator\AccessInterceptor\PropertyGenerator\MethodSuffixInterceptors;
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use ProxyManager\ProxyGenerator\AccessInterceptorValueHolder\MethodGenerator\InterceptedMethod;
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use ProxyManager\ProxyGenerator\AccessInterceptorValueHolder\MethodGenerator\MagicClone;
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use ProxyManager\ProxyGenerator\AccessInterceptorValueHolder\MethodGenerator\MagicGet;
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use ProxyManager\ProxyGenerator\AccessInterceptorValueHolder\MethodGenerator\MagicIsset;
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use ProxyManager\ProxyGenerator\AccessInterceptorValueHolder\MethodGenerator\MagicSet;
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use ProxyManager\ProxyGenerator\AccessInterceptorValueHolder\MethodGenerator\MagicUnset;
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use ProxyManager\ProxyGenerator\AccessInterceptorValueHolder\MethodGenerator\StaticProxyConstructor;
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use ProxyManager\ProxyGenerator\Assertion\CanProxyAssertion;
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use ProxyManager\ProxyGenerator\LazyLoadingValueHolder\PropertyGenerator\ValueHolderProperty;
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use ProxyManager\ProxyGenerator\PropertyGenerator\PublicPropertiesMap;
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use ProxyManager\ProxyGenerator\Util\Properties;
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use ProxyManager\ProxyGenerator\Util\ProxiedMethodsFilter;
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use ProxyManager\ProxyGenerator\ValueHolder\MethodGenerator\Constructor;
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use ProxyManager\ProxyGenerator\ValueHolder\MethodGenerator\GetWrappedValueHolderValue;
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use ProxyManager\ProxyGenerator\ValueHolder\MethodGenerator\MagicSleep;
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use ReflectionClass;
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use ReflectionMethod;
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use Zend\Code\Generator\ClassGenerator;
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use Zend\Code\Generator\MethodGenerator;
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use Zend\Code\Reflection\MethodReflection;
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/**
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 * Generator for proxies implementing {@see \ProxyManager\Proxy\ValueHolderInterface}
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 * and {@see \ProxyManager\Proxy\AccessInterceptorInterface}
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 *
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 * {@inheritDoc}
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 *
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 * @author Marco Pivetta <[email protected]>
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 * @license MIT
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 */
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class AccessInterceptorValueHolderGenerator implements ProxyGeneratorInterface
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{
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    /**
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     * {@inheritDoc}
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     *
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     * @throws \InvalidArgumentException
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     * @throws InvalidProxiedClassException
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     * @throws \Zend\Code\Generator\Exception\InvalidArgumentException
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     */
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    public function generate(ReflectionClass $originalClass, ClassGenerator $classGenerator)
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    {
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        CanProxyAssertion::assertClassCanBeProxied($originalClass);
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        $publicProperties = new PublicPropertiesMap(Properties::fromReflectionClass($originalClass));
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        $interfaces       = [AccessInterceptorValueHolderInterface::class];
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        if ($originalClass->isInterface()) {
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            $interfaces[] = $originalClass->getName();
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        } else {
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            $classGenerator->setExtendedClass($originalClass->getName());
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        }
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        $classGenerator->setImplementedInterfaces($interfaces);
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        $classGenerator->addPropertyFromGenerator($valueHolder = new ValueHolderProperty());
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        $classGenerator->addPropertyFromGenerator($prefixInterceptors = new MethodPrefixInterceptors());
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        $classGenerator->addPropertyFromGenerator($suffixInterceptors = new MethodSuffixInterceptors());
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        $classGenerator->addPropertyFromGenerator($publicProperties);
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        array_map(
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            function (MethodGenerator $generatedMethod) use ($originalClass, $classGenerator) {
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                ClassGeneratorUtils::addMethodIfNotFinal($originalClass, $classGenerator, $generatedMethod);
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            },
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            array_merge(
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                array_map(
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                    $this->buildMethodInterceptor($prefixInterceptors, $suffixInterceptors, $valueHolder),
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                    ProxiedMethodsFilter::getProxiedMethods($originalClass)
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                ),
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                [
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                    Constructor::generateMethod($originalClass, $valueHolder),
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                    new StaticProxyConstructor($originalClass, $valueHolder, $prefixInterceptors, $suffixInterceptors),
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                    new GetWrappedValueHolderValue($valueHolder),
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                    new SetMethodPrefixInterceptor($prefixInterceptors),
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                    new SetMethodSuffixInterceptor($suffixInterceptors),
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                    new MagicGet(
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                        $originalClass,
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                        $valueHolder,
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                        $prefixInterceptors,
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                        $suffixInterceptors,
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                        $publicProperties
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                    ),
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                    new MagicSet(
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                        $originalClass,
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                        $valueHolder,
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                        $prefixInterceptors,
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                        $suffixInterceptors,
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                        $publicProperties
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                    ),
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                    new MagicIsset(
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                        $originalClass,
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                        $valueHolder,
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                        $prefixInterceptors,
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                        $suffixInterceptors,
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                        $publicProperties
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                    ),
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                    new MagicUnset(
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                        $originalClass,
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                        $valueHolder,
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                        $prefixInterceptors,
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                        $suffixInterceptors,
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                        $publicProperties
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                    ),
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                    new MagicClone($originalClass, $valueHolder, $prefixInterceptors, $suffixInterceptors),
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                    new MagicSleep($originalClass, $valueHolder),
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                    new MagicWakeup($originalClass),
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                ]
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            )
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        );
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    }
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    private function buildMethodInterceptor(
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        MethodPrefixInterceptors $prefixes,
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        MethodSuffixInterceptors $suffixes,
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        ValueHolderProperty $valueHolder
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    ) : callable {
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        return function (ReflectionMethod $method) use ($prefixes, $suffixes, $valueHolder) : InterceptedMethod {
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            return InterceptedMethod::generateMethod(
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                new MethodReflection($method->getDeclaringClass()->getName(), $method->getName()),
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                $valueHolder,
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                $prefixes,
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                $suffixes
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            );
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        };
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    }
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}
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