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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 2012, 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\Pointcut; |
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use ReflectionFunction; |
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use Go\Aop\Pointcut; |
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use Go\Aop\PointFilter; |
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/** |
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* Signature method pointcut checks method signature (modifiers and name) to match it |
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*/ |
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class FunctionPointcut implements Pointcut |
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{ |
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/** |
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* @var PointFilter |
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*/ |
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protected $nsFilter; |
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/** |
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* Function name to match, can contain wildcards *,? |
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* |
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* @var string |
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*/ |
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protected $functionName = ''; |
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/** |
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* Regular expression for matching |
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* |
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* @var string |
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*/ |
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protected $regexp; |
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/** |
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* Additional return type filter (if present) |
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* |
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* @var PointFilter|null |
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*/ |
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protected $returnTypeFilter; |
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/** |
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* Function matcher constructor |
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* |
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* @param string $functionName Name of the function to match or glob pattern |
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* @param PointFilter|null $returnTypeFilter Additional return type filter |
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*/ |
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public function __construct($functionName, PointFilter $returnTypeFilter = null) |
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{ |
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$this->functionName = $functionName; |
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$this->returnTypeFilter = $returnTypeFilter; |
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$this->regexp = strtr(preg_quote($this->functionName, '/'), [ |
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'\\*' => '.*?', |
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'\\?' => '.' |
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]); |
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} |
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/** |
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* Performs matching of point of code |
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* |
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* @param mixed $function Specific part of code, can be any Reflection class |
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* @param mixed $context Related context, can be class or namespace |
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* @param null|string|object $instance Invocation instance or string for static calls |
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* @param null|array $arguments Dynamic arguments for method |
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* |
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* @return bool |
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*/ |
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public function matches($function, $context = null, $instance = null, array $arguments = null) |
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{ |
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if (!$function instanceof ReflectionFunction) { |
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return false; |
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} |
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if (($this->returnTypeFilter !== null) && !$this->returnTypeFilter->matches($function, $context)) { |
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return false; |
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} |
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return ($function->name === $this->functionName) || (bool) preg_match("/^{$this->regexp}$/", $function->name); |
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} |
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/** |
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* Returns the kind of point filter |
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* |
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* @return integer |
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*/ |
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public function getKind() |
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{ |
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return self::KIND_FUNCTION; |
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} |
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/** |
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* Return the class filter for this pointcut. |
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* |
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* @return PointFilter |
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*/ |
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public function getClassFilter() |
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{ |
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return $this->nsFilter; |
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} |
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public function setNamespaceFilter($nsFilter) |
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{ |
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$this->nsFilter = $nsFilter; |
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} |
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} |
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goaop /
framework
