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<?php |
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/** |
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* \AppserverIo\Doppelgaenger\Entities\Pointcut\AdvisePointcut |
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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\Dictionaries\ReservedKeywords; |
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/** |
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* Pointcut for direct weaving of advice logic. |
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* Can only be used with a qualified method signature e.g. \AppserverIo\Doppelgaenger\Logger->log(__METHOD__) |
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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({"METHOD","PROPERTY"}) |
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*/ |
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class AdvisePointcut 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 = true; |
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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 = 'advise'; |
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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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$assignmentPrefix = ''; |
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if (!is_null($assignTo)) { |
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$assignmentPrefix = $assignTo . ' = '; |
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} |
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// we have to test whether or not we need an instance of the used class first. |
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// if the call is not static then we do |
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$string = ''; |
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$expression = $this->getExpression(); |
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$invocationCode = '(' . ReservedKeywords::METHOD_INVOCATION_OBJECT . ')'; |
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if ($this->callType === self::CALL_TYPE_OBJECT) { |
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// don't forget to create an instance first |
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$variable = '$' . lcfirst(str_replace('\\', '', $this->structure)); |
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$string .= $variable . ' = new ' . str_replace('\\\\', '\\', $this->structure) . '(); |
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'; |
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$string .= $assignmentPrefix . $variable . $this->callType . $this->function . $invocationCode . '; |
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'; |
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} else { |
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$string .= $assignmentPrefix . $expression . $invocationCode . '; |
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'; |
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} |
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return $string; |
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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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* Will always return true, as we do not support regex here right now |
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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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return true; |
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} |
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} |
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appserver-io /
doppelgaenger
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