public function prepareViewModel(MvcEvent $event, $action)
{
if ($event->getTarget()->forward()->getNumNestedForwards() > 0) {
return $event->getResult();
}
$result = $event->getResult();
if (!isset($result)) {
$result = new Result();
}
$response = $event->getResponse();
$response->setStatusCode($result->getStatusCode());
$response->getHeaders()->addHeaders($result->getHeaders());
$controller = $event->getTarget();
$viewModel = $controller->acceptableViewModelSelector($controller->getOptions()->getAcceptCriteria());
//set the template
if ($viewModel instanceof JsonModel && count($viewModel->getVariables()) == 0) {
if ($response->getStatusCode() == 200) {
$response->setStatusCode(204);
}
return $response;
} elseif ($viewModel->getTemplate() == null) {
$viewModel->setTemplate($controller->getOptions()->getTemplates()[$action]);
}
$event->setResult($viewModel);
return $viewModel;
}
public function getList(MvcEvent $event)
{
$options = $event->getTarget()->getOptions();
$documentManager = $options->getModelManager();
$metadata = $documentManager->getClassMetadata($options->getClass());
if ($list = $event->getParam('list')) {
$list = $list->getValues();
}
unset($this->range);
$criteria = $this->getCriteria($event);
//filter list on criteria
if (count($criteria) > 0 && $list) {
$list = $this->applyCriteriaToList($list, $criteria, $metadata);
}
if ($list) {
$total = count($list);
} else {
//load the total from the db
$totalQuery = $documentManager->createQueryBuilder()->find($metadata->name);
$total = $this->addCriteriaToQuery($totalQuery, $criteria, $metadata, $documentManager)->getQuery()->execute()->count();
}
if ($total == 0) {
$result = new Result([]);
$result->setStatusCode(204);
$event->setResult($result);
return $result;
}
$offset = $this->getOffset($event);
if ($offset > $total - 1) {
throw new Exception\BadRangeException();
}
$sort = $this->getSort($event);
if ($list) {
//apply any required sort to the result
if (count($sort) > 0) {
$this->applySortToList($list, $sort, $metadata);
}
$list = array_slice($list, $offset, $this->getLimit($event));
} else {
$resultsQuery = $documentManager->createQueryBuilder()->find($metadata->name);
$this->addCriteriaToQuery($resultsQuery, $criteria, $metadata, $documentManager);
$resultsQuery->limit($this->getLimit($event))->skip($offset);
$list = $this->addSortToQuery($resultsQuery, $sort)->eagerCursor(true)->getQuery()->execute();
}
$max = $offset + count($list) - 1;
$result = new Result($list);
$result->addHeader(ContentRange::fromString("Content-Range: {$offset}-{$max}/{$total}"));
$event->setResult($result);
return $result;
}
public function deleteList(MvcEvent $event)
{
if ($list = $event->getParam('list')) {
foreach ($list->getKeys() as $key) {
$list->remove($key);
}
} else {
$options = $event->getTarget()->getOptions();
$options->getModelManager()->createQueryBuilder($options->getClass())->remove()->getQuery()->execute();
}
if (!($result = $event->getResult())) {
$result = new Result([]);
$result->setStatusCode(204);
$event->setResult($result);
}
return $result;
}
protected function doAction(MvcEvent $event, $metadata, $documentManager)
{
$options = $event->getTarget()->getOptions();
if (!($document = $event->getParam('document'))) {
// document not set, so load it
$document = $documentManager->createQueryBuilder()->find($metadata->name)->field($options->getProperty())->equals($event->getParam('id'))->getQuery()->getSingleResult();
if (!$document) {
throw new Exception\DocumentNotFoundException();
}
}
$result = new Result($document);
if (isset($metadata->stamp['updatedOn'])) {
$lastModified = new LastModified();
$lastModified->setDate($metadata->getFieldValue($document, $metadata->stamp['updatedOn']));
$result->addHeader($lastModified);
}
$result->addHeader($options->getCacheControl());
$event->setResult($result);
return $result;
}
protected function handleAssociatedCollection(MvcEvent $event, $metadata, $documentManager, $field)
{
$deeperResource = $event->getParam('deeperResource');
if (count($deeperResource) == 0) {
$document = $this->loadDocument($event, $metadata, $documentManager, $field);
$collection = $metadata->getFieldValue($document, $field);
foreach ($collection->getKeys() as $key) {
$collection->remove($key);
}
$result = new Result([]);
$result->setStatusCode(204);
$event->setResult($result);
return $result;
}
if (isset($metadata->fieldMappings[$field]['reference'])) {
$event->getRequest()->getQuery()->set($metadata->fieldMappings[$field]['mappedBy'], $event->getParam('id'));
$targetOptions = $this->getRestControllerMap($event)->getOptionsFromEndpoint($event->getTarget()->getOptions()->getEndpoint() . '.' . $field);
$id = array_shift($deeperResource);
$event->setParam('id', $id);
$event->setParam('deeperResource', $deeperResource);
$event->setParam('document', null);
return $event->getTarget()->forward()->dispatch('shard.rest.' . $targetOptions->getEndpoint(), ['id' => $id]);
}
$document = $this->loadDocument($event, $metadata, $documentManager, $field);
$endpoint = $event->getTarget()->getOptions()->getEndpoint();
$collection = $metadata->getFieldValue($document, $field);
if (!($targetDocument = $this->selectItemFromCollection($collection, $deeperResource[0], $this->getRestControllerMap($event)->getOptionsFromEndpoint($endpoint . '.' . $field)->getProperty()))) {
//embedded document not found in collection
throw new Exception\DocumentNotFoundException();
}
if (!isset($targetDocument)) {
//embedded document not found in collection
throw new Exception\DocumentNotFoundException();
}
$id = array_shift($deeperResource);
$event->setParam('id', $id);
if (count($deeperResource) == 0) {
$collection->removeElement($targetDocument);
$result = new Result([]);
$result->setStatusCode(204);
$event->setResult($result);
return $result;
} else {
array_shift($deeperResource);
$event->setParam('deeperResource', $deeperResource);
$event->setParam('document', $targetDocument);
return $event->getTarget()->forward()->dispatch('shard.rest.' . $endpoint . '.' . $field);
}
}
public function create(MvcEvent $event)
{
$batchRequest = $event->getRequest();
$router = $this->getRouter();
$controllerLoader = $this->getControllerLoader();
$responseModel = [];
foreach ($event->getParam('data') as $key => $requestData) {
$request = $this->getSubRequest($batchRequest, $requestData);
$response = new Response();
$subEvent = new MvcEvent();
$subEvent->setRequest($request);
$subEvent->setResponse($response);
$match = $router->match($request);
RouteListener::resolveController($match);
$contentModel = null;
if (!isset($match) || $match->getMatchedRouteName() != 'rest') {
$contentModel = $this->createExceptionContentModel(new Exception\RuntimeException(sprintf('%s uri is not a rest route, so is not supported by batch controller.', $requestData['uri'])), $subEvent);
} else {
try {
$controller = $controllerLoader->get($match->getParam('controller'));
} catch (\Zend\ServiceManager\Exception\ServiceNotFoundException $exception) {
$contentModel = $this->createExceptionContentModel($exception, $subEvent);
$response->setStatusCode(404);
}
$subEvent->setRouteMatch($match);
$controller->setEvent($subEvent);
if (!isset($contentModel)) {
try {
$contentModel = $controller->dispatch($request, $response);
} catch (\Exception $exception) {
$contentModel = $this->createExceptionContentModel($exception, $subEvent);
}
}
}
foreach ($response->getHeaders() as $header) {
$headers[$header->getFieldName()] = $header->getFieldValue();
}
$responseModel[$key] = ['status' => $response->getStatusCode(), 'headers' => $headers];
if ($contentModel instanceof ModelInterface) {
$responseModel[$key]['content'] = $contentModel->getVariables();
}
}
$result = new Result();
$result->setSerializedModel($responseModel);
$event->setResult($result);
return $result;
}
