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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 2015, 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 function get_class; |
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/** |
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* Dynamic closure method invocation is responsible to call dynamic methods via closure |
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*/ |
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final class DynamicClosureMethodInvocation extends AbstractMethodInvocation |
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{ |
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/** |
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* Closure to use |
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* |
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* @var \Closure |
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*/ |
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protected $closureToCall; |
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/** |
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* Previous instance of invocation |
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* |
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* @var null|object |
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*/ |
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protected $previousInstance; |
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/** |
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* For dynamic calls we store given argument as 'instance' property |
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*/ |
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protected static $propertyName = 'instance'; |
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/** |
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* Invokes original method and return result from it |
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* |
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* @return mixed |
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*/ |
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public function proceed() |
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{ |
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if (isset($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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// Fill the closure only once if it's empty |
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if ($this->closureToCall === null) { |
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$this->closureToCall = $this->reflectionMethod->getClosure($this->instance); |
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$this->previousInstance = $this->instance; |
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} |
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// Rebind the closure if instance was changed since last time |
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if ($this->previousInstance !== $this->instance) { |
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$this->closureToCall = $this->closureToCall->bindTo($this->instance, $this->reflectionMethod->class); |
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$this->previousInstance = $this->instance; |
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} |
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return ($this->closureToCall)(...$this->arguments); |
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} |
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/** |
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* Returns the object for which current joinpoint is invoked |
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* |
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* @return object Instance of object or null for static call/unavailable context |
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*/ |
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final public function getThis(): ?object |
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{ |
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return $this->instance; |
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} |
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/** |
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* Checks if the current joinpoint is dynamic or static |
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* |
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* Dynamic joinpoint contains a reference to an object that can be received via getThis() method call |
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* @see ClassJoinpoint::getThis() |
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*/ |
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final public function isDynamic(): bool |
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{ |
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return true; |
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} |
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/** |
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* Returns the static scope name (class name) of this joinpoint. |
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*/ |
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final public function getScope(): string |
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{ |
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// Due to optimization $this->scope won't be filled for each invocation |
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// However, $this->instance always contains an object, so we can take it's name as a scope name |
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return get_class($this->instance); |
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} |
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} |
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goaop /
framework
