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<?php |
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namespace Mathielen\ImportEngine\Import; |
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use Mathielen\ImportEngine\Event\ImportRequestEvent; |
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use Mathielen\ImportEngine\Exception\InvalidConfigurationException; |
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use Mathielen\ImportEngine\Importer\Importer; |
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use Mathielen\ImportEngine\Importer\ImporterRepository; |
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use Mathielen\ImportEngine\ValueObject\ImportConfiguration; |
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use Mathielen\ImportEngine\Storage\StorageInterface; |
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use Mathielen\ImportEngine\Storage\StorageLocator; |
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use Mathielen\ImportEngine\Event\ImportConfigureEvent; |
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use Mathielen\ImportEngine\ValueObject\ImportRequest; |
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use Mathielen\ImportEngine\ValueObject\ImportRun; |
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use Mathielen\ImportEngine\ValueObject\StorageSelection; |
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use Symfony\Component\EventDispatcher\EventDispatcherInterface; |
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class ImportBuilder |
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{ |
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/** |
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* @var ImporterRepository |
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*/ |
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private $importerRepository; |
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/** |
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* @var StorageLocator |
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*/ |
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private $storageLocator; |
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/** |
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* @var EventDispatcherInterface |
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*/ |
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private $eventDispatcher; |
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public function __construct( |
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ImporterRepository $importerRepository, |
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StorageLocator $storageLocator, |
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EventDispatcherInterface $eventDispatcher = null) |
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{ |
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$this->importerRepository = $importerRepository; |
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$this->storageLocator = $storageLocator; |
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$this->eventDispatcher = $eventDispatcher; |
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} |
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/** |
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* @return null|string |
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*/ |
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public function findImporterForStorage(StorageInterface $storage) |
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{ |
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return $this->importerRepository->find($storage); |
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} |
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/** |
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* @return Import |
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*/ |
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public function rebuild(ImportRun $importRun) |
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{ |
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$importerId = $importRun->getConfiguration()->getImporterId(); |
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$importer = $this->importerRepository->get($importerId); |
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if ($importer->getSourceStorage()) { |
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$sourceStorage = $importer->getSourceStorage(); |
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} else { |
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$sourceStorage = $this->storageLocator->getStorage($importRun->getConfiguration()->getSourceStorageSelection()); |
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} |
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return $this->factorImport($importer, $sourceStorage, $importRun); |
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} |
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/** |
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* @return Import |
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* @throws InvalidConfigurationException |
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*/ |
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public function buildFromRequest(ImportRequest $importRequest) |
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{ |
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$importerId = $importRequest->getImporterId(); |
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$storageSelection = null; |
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$sourceStorage = null; |
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if ($importRequest->hasSource()) { |
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$storageSelection = $this->storageLocator->selectStorage( |
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$importRequest->getSourceProviderId(), |
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$importRequest->getSourceId() |
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); |
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$sourceStorage = $this->storageLocator->getStorage($storageSelection); |
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if (!$importRequest->hasImporterId()) { |
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$importerId = $this->findImporterForStorage($sourceStorage); |
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if (!$importerId) { |
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throw new InvalidConfigurationException("No importerId was given and there is no importer that matches the storage."); |
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} |
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$importRequest->setImporterId($importerId); |
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$this->eventDispatcher->dispatch( |
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ImportRequestEvent::DISCOVERED, |
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new ImportRequestEvent($importRequest)); |
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} |
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} |
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$importConfiguration = new ImportConfiguration($storageSelection, $importerId); |
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return $this->build($importConfiguration, $sourceStorage, $importRequest->getCreatedBy(), $importRequest->getContext()); |
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} |
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/** |
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* @return Import |
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* @throws InvalidConfigurationException |
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*/ |
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public function build(ImportConfiguration $importConfiguration, StorageInterface $sourceStorage = null, $createdBy = null, $requestContext = null) |
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{ |
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$importer = $this->importerRepository->get($importConfiguration->getImporterId()); |
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if ($importer->getSourceStorage()) { |
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$sourceStorage = $importer->getSourceStorage(); |
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} elseif (!$sourceStorage) { |
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throw new InvalidConfigurationException("Either the importRequest or the importer '" . $importConfiguration->getImporterId() . "' must have a source storage set."); |
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} |
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$importRun = $importConfiguration->toRun($createdBy); |
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//apply static context from importer & request |
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$context = $requestContext; |
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if (!is_null($importer->getContext()) && !empty($importer->getContext())) { |
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$importerContext = $importer->getContext(); |
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if ($importerContext && $requestContext) { |
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$context = array_merge($importerContext, $requestContext); |
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} else { |
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$context = $importerContext; |
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} |
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} |
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$importRun->setContext($context); |
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$import = $this->factorImport($importer, $sourceStorage, $importRun); |
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//after everthing was build, apply softdata from sourcestorage to importrun |
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//dont do this any earlier, as there might be AFTER_BUILD hooks, that may change |
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//the sourcestorage configuration |
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$importRun->setInfo((array) $sourceStorage->info()); |
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return $import; |
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} |
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/** |
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* @return Import |
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*/ |
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private function factorImport(Importer $importer, StorageInterface $sourceStorage, ImportRun $importRun) |
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{ |
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$import = Import::build($importer, $sourceStorage, $importRun); |
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//notify system |
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if ($this->eventDispatcher) { |
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$this->eventDispatcher->dispatch( |
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ImportConfigureEvent::AFTER_BUILD, |
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new ImportConfigureEvent($import)); |
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$this->eventDispatcher->dispatch( |
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ImportConfigureEvent::AFTER_BUILD . '.' . $importRun->getConfiguration()->getImporterId(), |
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new ImportConfigureEvent($import)); |
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} |
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return $import; |
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} |
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} |
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mathielen /
import-engine
In PHP, under loose comparison (like
==, or!=, orswitchconditions), values of different types might be equal.For
integervalues, zero is a special case, in particular the following results might be unexpected: