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<?php |
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declare(strict_types = 1); |
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/* |
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* Go! AOP framework |
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* |
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* @copyright Copyright 2013, Lisachenko Alexander <[email protected]> |
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* |
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* This source file is subject to the license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace Go\Aop\Framework; |
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use Go\Aop\Intercept\FunctionInvocation; |
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use ReflectionFunction; |
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use function array_merge, array_pop; |
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/** |
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* Function invocation implementation |
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*/ |
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class ReflectionFunctionInvocation extends AbstractInvocation implements FunctionInvocation |
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{ |
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/** |
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* Instance of reflection function |
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* |
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* @var ReflectionFunction |
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*/ |
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protected $reflectionFunction; |
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/** |
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* Constructor for function invocation |
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* |
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* @param array $advices List of advices for this invocation |
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* |
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* @throws \ReflectionException |
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*/ |
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public function __construct(string $functionName, array $advices) |
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{ |
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parent::__construct($advices); |
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$this->reflectionFunction = new ReflectionFunction($functionName); |
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} |
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/** |
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* Invokes original function and return result from it |
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* |
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* @return mixed |
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*/ |
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public function proceed() |
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{ |
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if (isset($this->advices[$this->current])) { |
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$currentInterceptor = $this->advices[$this->current++]; |
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return $currentInterceptor->invoke($this); |
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} |
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return $this->reflectionFunction->invokeArgs($this->arguments); |
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} |
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/** |
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* Gets the function being called. |
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*/ |
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public function getFunction(): ReflectionFunction |
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{ |
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return $this->reflectionFunction; |
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} |
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/** |
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* Invokes current function invocation with all interceptors |
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* |
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* @param array $arguments List of arguments for function invocation |
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* @param array $variadicArguments Additional list of variadic arguments |
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* |
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* @return mixed Result of invocation |
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*/ |
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final public function __invoke(array $arguments = [], array $variadicArguments = []) |
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{ |
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if ($this->level > 0) { |
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$this->stackFrames[] = [$this->arguments, $this->current]; |
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} |
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if (!empty($variadicArguments)) { |
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$arguments = array_merge($arguments, $variadicArguments); |
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} |
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try { |
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++$this->level; |
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$this->current = 0; |
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$this->arguments = $arguments; |
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$result = $this->proceed(); |
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} finally { |
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--$this->level; |
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if ($this->level > 0) { |
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[$this->arguments, $this->current] = array_pop($this->stackFrames); |
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} |
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} |
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return $result; |
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} |
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/** |
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* Returns a friendly description of current joinpoint |
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*/ |
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final public function __toString(): string |
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{ |
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return sprintf( |
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'execution(%s())', |
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$this->reflectionFunction->getName() |
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); |
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} |
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} |
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goaop /
framework
