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<?php |
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/** |
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* \AppserverIo\Doppelgaenger\Entities\Pointcut\CallPointcut |
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* |
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* NOTICE OF LICENSE |
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* |
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* This source file is subject to the Open Software License (OSL 3.0) |
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* that is available through the world-wide-web at this URL: |
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* http://opensource.org/licenses/osl-3.0.php |
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* |
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* PHP version 5 |
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* |
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* @author Bernhard Wick <[email protected]> |
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* @copyright 2015 TechDivision GmbH - <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/appserver-io/doppelgaenger |
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* @link http://www.appserver.io/ |
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*/ |
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namespace AppserverIo\Doppelgaenger\Entities\Pointcuts; |
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use AppserverIo\Doppelgaenger\Entities\Definitions\FunctionDefinition; |
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/** |
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* Pointcut for specifying functions into which a certain advice has to be weaved. |
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* Can only be used with a qualified method signature e.g. \AppserverIo\Doppelgaenger\Logger->log() |
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* |
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* @author Bernhard Wick <[email protected]> |
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* @copyright 2015 TechDivision GmbH - <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/appserver-io/doppelgaenger |
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* @link http://www.appserver.io/ |
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* |
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* @Target({"POINTCUT"}) |
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*/ |
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class CallPointcut extends AbstractSignaturePointcut |
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{ |
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/** |
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* Whether or not the pointcut is considered static, meaning is has to be weaved and evaluated during runtime |
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* anyway |
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* |
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* @var boolean IS_STATIC |
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*/ |
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const IS_STATIC = false; |
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/** |
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* The type of this pointcut |
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* |
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* @var string TYPE |
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*/ |
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const TYPE = 'call'; |
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/** |
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* Default constructor |
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* |
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* @param string $expression String representing the expression defining this pointcut |
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* @param boolean $isNegated If any match made against this pointcut's expression has to be negated in its result |
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*/ |
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public function __construct($expression, $isNegated = false) |
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{ |
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// clean any trailing brackets and proceed to parent constructor |
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parent::__construct(rtrim($expression, '()'), $isNegated); |
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} |
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/** |
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* Returns a string representing a boolean condition which can be used to determine if |
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* the pointcut has to be executed |
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* |
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* @return string |
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*/ |
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public function getConditionString() |
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{ |
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return 'true'; |
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} |
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/** |
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* Returns a string representing the actual execution of the pointcut logic |
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* |
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* @param string|null $assignTo Should the result be assigned and stored for later use? If so, to what? |
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* |
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* @return string |
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*/ |
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public function getExecutionString($assignTo = null) |
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{ |
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return ''; |
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} |
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/** |
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* Whether or not the pointcut matches a given candidate. |
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* Weave pointcuts will always return true, as they do not pose any condition |
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* |
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* @param mixed $candidate Candidate to match against the pointcuts match pattern (getMatchPattern()) |
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* |
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* @return boolean |
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*/ |
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public function matches($candidate) |
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{ |
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// if we do not get a function definition we can already assume there is no match |
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if (!$candidate instanceof FunctionDefinition) { |
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return false; |
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} |
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// build up the signature of the candidate function definition and look for a match |
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$candidateSignature = $candidate->getStructureName() . $this->callType . $candidate->getName(); |
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return fnmatch(str_replace('\\', '\\\\', ltrim($this->getExpression(), '\\')), $candidateSignature); |
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} |
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} |
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appserver-io /
doppelgaenger
