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<?php
/**
* @copyright Copyright (C) Ibexa AS. All rights reserved.
* @license For full copyright and license information view LICENSE file distributed with this source code.
*/
namespace Ibexa\FieldTypeQuery\ContentView;
use Ibexa\Contracts\FieldTypeQuery\QueryFieldLocationService;
use Ibexa\Contracts\FieldTypeQuery\QueryFieldServiceInterface;
use Ibexa\Core\Base\Exceptions\InvalidArgumentException;
use Ibexa\Core\MVC\Symfony\View\ContentValueView;
use Ibexa\Core\MVC\Symfony\View\Event\FilterViewParametersEvent;
use Ibexa\Core\MVC\Symfony\View\LocationValueView;
use Ibexa\Core\MVC\Symfony\View\ViewEvents;
use Pagerfanta\Pagerfanta;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpFoundation\RequestStack;
final class QueryResultsInjector implements EventSubscriberInterface
{
/** @var \Ibexa\Contracts\FieldTypeQuery\QueryFieldServiceInterface&\Ibexa\Contracts\FieldTypeQuery\QueryFieldLocationService */
private $queryFieldService;
/** @var array */
private $views;
/** @var \Symfony\Component\HttpFoundation\RequestStack */
private $requestStack;
public function __construct(QueryFieldServiceInterface $queryFieldService, array $views, RequestStack $requestStack)
{
if (!isset($views['item']) || !isset($views['field'])) {
throw new \InvalidArgumentException("Both 'item' and 'field' views must be provided");
}
$this->queryFieldService = $queryFieldService;
$this->views = $views;
$this->requestStack = $requestStack;
}
public static function getSubscribedEvents()
{
return [ViewEvents::FILTER_VIEW_PARAMETERS => 'injectQueryResults'];
}
/**
* {@inheritdoc}
*/
public function injectQueryResults(FilterViewParametersEvent $event): void
{
if ($event->getView()->getViewType() === $this->views['field']) {
$builderParameters = $event->getBuilderParameters();
if (!isset($builderParameters['queryFieldDefinitionIdentifier'])) {
throw new InvalidArgumentException('queryFieldDefinitionIdentifier', 'missing');
}
$parameters = [
'itemViewType' => $event->getBuilderParameters()['itemViewType'] ?? $this->views['item'],
'items' => $this->buildResults($event),
'fieldIdentifier' => $builderParameters['queryFieldDefinitionIdentifier'],
];
$parameters['isPaginationEnabled'] = ($parameters['items'] instanceof Pagerfanta);
if ($parameters['isPaginationEnabled']) {
$parameters['pageParameter'] = sprintf('[%s_page]', $parameters['fieldIdentifier']);
}
$event->getParameterBag()->add($parameters);
}
}
/**
* @param \Ibexa\Core\MVC\Symfony\View\Event\FilterViewParametersEvent $event
*
* @return iterable<\Ibexa\Contracts\Core\Repository\Values\Content\Content>
*
* @throws \Ibexa\Contracts\Core\Repository\Exceptions\InvalidArgumentException
*/
private function buildResults(FilterViewParametersEvent $event): iterable
{
$view = $event->getView();
$location = $view instanceof LocationValueView ? $view->getLocation() : null;
$content = $view instanceof ContentValueView ? $view->getContent() : null;
if ($location === null && $content === null) {
throw new \Exception('No content nor location to get query results for');
}
$viewParameters = $event->getBuilderParameters();
$fieldDefinitionIdentifier = $viewParameters['queryFieldDefinitionIdentifier'];
$paginationLimit = $this->queryFieldService->getPaginationConfiguration($content ?? $location->getContent(), $fieldDefinitionIdentifier);
$enablePagination = ($viewParameters['enablePagination'] === true);
$disablePagination = ($viewParameters['disablePagination'] === true);
if ($enablePagination === true && $disablePagination === true) {
// @todo custom exception
throw new \InvalidArgumentException("the 'enablePagination' and 'disablePagination' parameters can not both be true");
}
if (isset($viewParameters['itemsPerPage']) && is_numeric($viewParameters['itemsPerPage'])) {
// @todo custom exception
if ($viewParameters['itemsPerPage'] <= 0) {
throw new \InvalidArgumentException('itemsPerPage must be a positive integer');
}
$paginationLimit = $viewParameters['itemsPerPage'];
}
if (($enablePagination === true) && (!is_numeric($paginationLimit) || $paginationLimit === 0)) {
throw new \InvalidArgumentException("The 'itemsPerPage' parameter must be given with a positive integer value if 'enablePagination' is set");
}
if ($paginationLimit !== 0 && $disablePagination !== true) {
$request = $this->requestStack->getMainRequest();
$queryParameters = $view->hasParameter('query') ? $view->getParameter('query') : [];
$limit = $queryParameters['limit'] ?? $paginationLimit;
$pageParam = sprintf('%s_page', $fieldDefinitionIdentifier);
$page = isset($request) ? $request->get($pageParam, 1) : 1;
if ($location !== null) {
$pager = new Pagerfanta(
new QueryResultsWithLocationPagerFantaAdapter(
$this->queryFieldService,
$location,
$fieldDefinitionIdentifier
)
);
} else {
$pager = new Pagerfanta(
new QueryResultsPagerFantaAdapter(
$this->queryFieldService,
$content,
$fieldDefinitionIdentifier
)
);
}
$pager->setMaxPerPage($limit);
$pager->setCurrentPage($page);
return $pager;
} else {
if ($this->queryFieldService instanceof QueryFieldLocationService && $location !== null) {
return $this->queryFieldService->loadContentItemsForLocation(
$location,
$fieldDefinitionIdentifier
);
} elseif ($content !== null) {
return $this->queryFieldService->loadContentItems(
$content,
$fieldDefinitionIdentifier
);
} else {
throw new \Exception('No content nor location to get query results for');
}
}
}
}
class_alias(QueryResultsInjector::class, 'EzSystems\EzPlatformQueryFieldType\eZ\ContentView\QueryResultsInjector');

vendor/ibexa/fieldtype-query/src/lib/ContentView/QueryResultsInjector.php line 51