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<?php
namespace Drupal\linkit\Controller;
use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
use Drupal\Core\Entity\EntityStorageInterface;
use Drupal\linkit\SuggestionManager;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Request;
/**
* Returns responses for linkit autocomplete routes.
*/
class AutocompleteController implements ContainerInjectionInterface {
/**
* The linkit profile storage service.
*
* @var \Drupal\Core\Entity\EntityStorageInterface
*/
protected $linkitProfileStorage;
* The suggestion manager.
* @var \Drupal\linkit\SuggestionManager
protected $suggestionManager;
/**
* The linkit profile.
*
* @var \Drupal\linkit\ProfileInterface
*/
protected $linkitProfile;
/**
* Constructs a EntityAutocompleteController object.
*
* @param \Drupal\Core\Entity\EntityStorageInterface $linkit_profile_storage
* The linkit profile storage service.
* @param \Drupal\linkit\SuggestionManager $suggestionManager
* The suggestion service.
public function __construct(EntityStorageInterface $linkit_profile_storage, SuggestionManager $suggestionManager) {
$this->linkitProfileStorage = $linkit_profile_storage;
$this->suggestionManager = $suggestionManager;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container) {
return new static(
$container->get('entity.manager')->getStorage('linkit_profile'),
$container->get('linkit.suggestion_manager')
);
}
/**
* Menu callback for linkit search autocompletion.
*
* Like other autocomplete functions, this function inspects the 'q' query
* parameter for the string to use to search for suggestions.
*
* @param \Symfony\Component\HttpFoundation\Request $request
* @return \Symfony\Component\HttpFoundation\JsonResponse
*/
public function autocomplete(Request $request, $linkit_profile_id) {
$this->linkitProfile = $this->linkitProfileStorage->load($linkit_profile_id);
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$string = $request->query->get('q');
$suggestionCollection = $this->suggestionManager->getSuggestions($this->linkitProfile, mb_strtolower($string));
/*
* If there are no suggestions from the matcher plugins, we have to add a
* special suggestion that have the same path as the given string so users
* can select it and use it anyway. This is a common use case with external
* links.
*/
if (!count($suggestionCollection->getSuggestions()) && !empty($string)) {
$suggestionCollection = $this->suggestionManager->addUnscathedSuggestion($suggestionCollection, $string);
}
return new JsonResponse($suggestionCollection);