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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 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\PointFilter; |
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use Go\Aop\Intercept\Interceptor; |
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use Go\Aop\Intercept\Invocation; |
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use Go\Aop\Intercept\Joinpoint; |
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use Serializable; |
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/** |
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* Dynamic invocation matcher combines a pointcut and interceptor. |
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* |
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* For each invocation interceptor asks the pointcut if it matches the invocation. |
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* Matcher will receive reflection point, object instance and invocation arguments to make a decision |
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*/ |
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class DynamicInvocationMatcherInterceptor implements Interceptor, Serializable |
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{ |
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/** |
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* Instance of pointcut to dynamically match joinpoints with args |
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* |
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* @var PointFilter |
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*/ |
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protected $pointFilter; |
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/** |
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* Overloaded property for storing instance of Interceptor |
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* |
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* @var Interceptor |
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*/ |
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protected $interceptor; |
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/** |
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* Dynamic matcher constructor |
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* |
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* @param PointFilter $pointFilter Instance of dynamic matcher |
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* @param Interceptor $interceptor Instance of interceptor to invoke |
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*/ |
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public function __construct(PointFilter $pointFilter, Interceptor $interceptor) |
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{ |
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$this->pointFilter = $pointFilter; |
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$this->interceptor = $interceptor; |
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} |
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/** |
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* Serializes an interceptor into string representation |
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* |
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* @return string the string representation of the object or null |
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*/ |
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public function serialize() |
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{ |
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return serialize([$this->pointFilter, $this->interceptor]); |
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} |
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/** |
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* Unserialize an interceptor from the string |
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* |
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* @param string $serialized The string representation of the object. |
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* @return void |
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*/ |
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public function unserialize($serialized) |
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{ |
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list($this->pointFilter, $this->interceptor) = unserialize($serialized); |
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} |
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/** |
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* Method invoker |
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* |
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* @param Joinpoint $joinpoint the method invocation joinpoint |
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* |
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* @return mixed the result of the call to {@see Joinpoint->proceed()} |
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*/ |
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final public function invoke(Joinpoint $joinpoint) |
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{ |
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if ($joinpoint instanceof Invocation) { |
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$point = $joinpoint->getStaticPart(); |
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$instance = $joinpoint->getThis(); |
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$context = new \ReflectionClass($instance); |
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if ($this->pointFilter->matches($point, $context, $instance, $joinpoint->getArguments())) { |
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return $this->interceptor->invoke($joinpoint); |
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} |
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} |
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return $joinpoint->proceed(); |
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} |
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} |
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goaop /
framework
