/** * Initializes the AOP framework. * * During initialization the specified configuration of objects is searched for possible * aspect annotations. If an aspect class is found, the poincut expressions are parsed and * a new aspect with one or more advisors is added to the aspect registry of the AOP framework. * Finally all advices are woven into their target classes by generating proxy classes. * * The class names of all proxied classes is stored back in the $objectConfigurations array. * * @param array &$objectConfigurations * @return void * @author Robert Lemke <*****@*****.**> */ public function initialize(array &$objectConfigurations) { if ($this->isInitialized) { throw new \F3\FLOW3\AOP\Exception('The AOP framework has already been initialized!', 1169550994); } $this->isInitialized = TRUE; if ($this->proxyBuildInformationCache->has('targetAndProxyClassNames')) { $this->targetAndProxyClassNames = $this->proxyBuildInformationCache->get('targetAndProxyClassNames'); } if (!$this->proxyBuildInformationCache->has('allProxyClassesUpToDate')) { $allAvailableClassNames = $this->getAllImplementationClassesFromObjectConfigurations($objectConfigurations); $cachedTargetClassNames = $this->proxyBuildInformationCache->has('targetClassNames') ? $this->proxyBuildInformationCache->get('targetClassNames') : array(); $cachedAspectClassNames = $this->proxyBuildInformationCache->has('aspectClassNames') ? $this->proxyBuildInformationCache->get('aspectClassNames') : array(); $actualTargetClassNames = $this->getProxyableClasses($allAvailableClassNames); $actualAspectClassNames = $this->reflectionService->getClassNamesByTag('aspect'); sort($actualTargetClassNames); sort($actualAspectClassNames); $this->aspectContainers = $this->buildAspectContainers($allAvailableClassNames); $dirtyTargetClassNames = $actualTargetClassNames; if ($cachedAspectClassNames === $actualAspectClassNames) { $validProxyClassesCount = 0; $outdatedProxyClassesCount = 0; foreach ($this->targetAndProxyClassNames as $targetClassName => $proxyClassName) { if ($this->proxyClassesCache->has(str_replace('\\', '_', $proxyClassName))) { $validProxyClassesCount++; $dirtyTargetClassNames = array_diff($dirtyTargetClassNames, array($targetClassName)); } else { $outdatedProxyClassesCount++; unset($this->targetAndProxyClassNames[$targetClassName]); } } $this->systemLogger->log(sprintf('At least one target class changed, aspects unchanged. Found %s valid and %s outdated proxy classes.', $validProxyClassesCount, $outdatedProxyClassesCount), LOG_INFO); } else { $this->systemLogger->log(sprintf('At least one aspect changed, rebuilding proxy classes for %s target classes.', count($actualTargetClassNames)), LOG_INFO); $this->proxyClassesCache->flush(); $this->targetAndProxyClassNames = array(); } foreach ($dirtyTargetClassNames as $targetClassName) { $proxyBuildResult = $this->proxyClassBuilder->buildProxyClass($targetClassName, $this->aspectContainers, $this->objectManager->getContext()); if ($proxyBuildResult !== FALSE) { $this->targetAndProxyClassNames[$targetClassName] = $proxyBuildResult['proxyClassName']; $this->systemLogger->log(sprintf('Built proxy class "%s" for target class "%s" (length: %s).', $proxyBuildResult['proxyClassName'], $targetClassName, strlen($proxyBuildResult['proxyClassCode'])), LOG_DEBUG); $this->proxyClassesCache->set(str_replace('\\', '_', $proxyBuildResult['proxyClassName']), $proxyBuildResult['proxyClassCode'], array($this->proxyClassesCache->getClassTag($targetClassName))); } else { unset($this->targetAndProxyClassNames[$targetClassName]); } } $aspectClassesTags = array(); foreach ($actualAspectClassNames as $aspectClassName) { $aspectClassesTags[] = $this->proxyBuildInformationCache->getClassTag($aspectClassName); } $this->proxyBuildInformationCache->set('targetAndProxyClassNames', $this->targetAndProxyClassNames); $this->proxyBuildInformationCache->set('aspectClassNames', $actualAspectClassNames, $aspectClassesTags); $this->proxyBuildInformationCache->set('targetClassNames', $actualTargetClassNames); $this->proxyBuildInformationCache->set('allProxyClassesUpToDate', '', array($this->proxyClassesCache->getClassTag())); } foreach ($this->targetAndProxyClassNames as $targetClassName => $proxyClassName) { if (class_exists($proxyClassName, FALSE)) { throw new \F3\FLOW3\AOP\Exception('Class ' . $proxyClassName . ' already exists.', 1229361833); } if (!$this->proxyClassesCache->has(str_replace('\\', '_', $proxyClassName))) { throw new \F3\FLOW3\AOP\Exception('No proxy class code for class "' . $proxyClassName . '" found in cache.', 1229362833); } $this->proxyClassesCache->requireOnce(str_replace('\\', '_', $proxyClassName)); foreach ($objectConfigurations as $objectName => $objectConfiguration) { if ($objectConfiguration->getClassName() === $targetClassName) { $objectConfigurations[$objectName]->setClassName($proxyClassName); } } } }