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<?php |
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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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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 = null; |
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/** |
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* Previous instance/scope of invocation |
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* |
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* @var null|object|string |
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*/ |
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protected $previousInstance = null; |
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/** |
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* Invokes original method and return result from it |
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* |
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* @return mixed |
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*/ |
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public function proceed() |
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{ |
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if (isset($this->advices[$this->current])) { |
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/** @var $currentInterceptor \Go\Aop\Intercept\Interceptor */ |
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$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 (!$this->closureToCall) { |
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$this->closureToCall = $this->reflectionMethod->getClosure($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 = $this->instance; |
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} |
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$closureToCall = $this->closureToCall; |
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$args = $this->arguments; |
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switch (count($args)) { |
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case 0: |
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return $closureToCall(); |
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case 1: |
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return $closureToCall($args[0]); |
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case 2: |
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return $closureToCall($args[0], $args[1]); |
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case 3: |
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1 |
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return $closureToCall($args[0], $args[1], $args[2]); |
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case 4: |
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1 |
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return $closureToCall($args[0], $args[1], $args[2], $args[3]); |
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1 |
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case 5: |
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return $closureToCall($args[0], $args[1], $args[2], $args[3], $args[4]); |
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default: |
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return forward_static_call_array($closureToCall, $args); |
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} |
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} |
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/** |
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* Invokes current method invocation with all interceptors |
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* |
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* @param null|object|string $instance Invocation instance (class name for static methods) |
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* @param array $arguments List of arguments for method invocation |
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* |
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* @return mixed Result of invocation |
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*/ |
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final public function __invoke($instance = null, array $arguments = []) |
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{ |
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if ($this->level) { |
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$this->stackFrames[] = [$this->arguments, $this->instance, $this->current]; |
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} |
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try { |
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++$this->level; |
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$this->current = 0; |
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$this->instance = $instance; |
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$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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} |
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if ($this->level) { |
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list($this->arguments, $this->instance, $this->current) = array_pop($this->stackFrames); |
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} |
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return $result; |
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} |
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} |
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goaop /
framework
