diff core/modules/search/src/Controller/SearchController.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/search/src/Controller/SearchController.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,236 @@
+<?php
+
+namespace Drupal\search\Controller;
+
+use Drupal\Core\Cache\CacheableDependencyInterface;
+use Drupal\Core\Controller\ControllerBase;
+use Drupal\Core\Render\RendererInterface;
+use Drupal\search\Form\SearchPageForm;
+use Drupal\search\SearchPageInterface;
+use Drupal\search\SearchPageRepositoryInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * Route controller for search.
+ */
+class SearchController extends ControllerBase {
+
+  /**
+   * The search page repository.
+   *
+   * @var \Drupal\search\SearchPageRepositoryInterface
+   */
+  protected $searchPageRepository;
+
+  /**
+   * A logger instance.
+   *
+   * @var \Psr\Log\LoggerInterface
+   */
+  protected $logger;
+
+  /**
+   * The renderer.
+   *
+   * @var \Drupal\Core\Render\RendererInterface
+   */
+  protected $renderer;
+
+  /**
+   * Constructs a new search controller.
+   *
+   * @param \Drupal\search\SearchPageRepositoryInterface $search_page_repository
+   *   The search page repository.
+   * @param \Drupal\Core\Render\RendererInterface $renderer
+   *   The renderer.
+   */
+  public function __construct(SearchPageRepositoryInterface $search_page_repository, RendererInterface $renderer) {
+    $this->searchPageRepository = $search_page_repository;
+    $this->logger = $this->getLogger('search');
+    $this->renderer = $renderer;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('search.search_page_repository'),
+      $container->get('renderer')
+    );
+  }
+
+  /**
+   * Creates a render array for the search page.
+   *
+   * @param \Symfony\Component\HttpFoundation\Request $request
+   *   The request object.
+   * @param \Drupal\search\SearchPageInterface $entity
+   *   The search page entity.
+   *
+   * @return array
+   *   The search form and search results build array.
+   */
+  public function view(Request $request, SearchPageInterface $entity) {
+    $build = [];
+    $plugin = $entity->getPlugin();
+
+    // Build the form first, because it may redirect during the submit,
+    // and we don't want to build the results based on last time's request.
+    $build['#cache']['contexts'][] = 'url.query_args:keys';
+    if ($request->query->has('keys')) {
+      $keys = trim($request->query->get('keys'));
+      $plugin->setSearch($keys, $request->query->all(), $request->attributes->all());
+    }
+
+    $build['#title'] = $plugin->suggestedTitle();
+    $build['search_form'] = $this->formBuilder()->getForm(SearchPageForm::class, $entity);
+
+    // Build search results, if keywords or other search parameters are in the
+    // GET parameters. Note that we need to try the search if 'keys' is in
+    // there at all, vs. being empty, due to advanced search.
+    $results = [];
+    if ($request->query->has('keys')) {
+      if ($plugin->isSearchExecutable()) {
+        // Log the search.
+        if ($this->config('search.settings')->get('logging')) {
+          $this->logger->notice('Searched %type for %keys.', ['%keys' => $keys, '%type' => $entity->label()]);
+        }
+
+        // Collect the search results.
+        $results = $plugin->buildResults();
+      }
+      else {
+        // The search not being executable means that no keywords or other
+        // conditions were entered.
+        drupal_set_message($this->t('Please enter some keywords.'), 'error');
+      }
+    }
+
+    if (count($results)) {
+      $build['search_results_title'] = [
+        '#markup' => '<h2>' . $this->t('Search results') . '</h2>',
+      ];
+    }
+
+    $build['search_results'] = [
+      '#theme' => ['item_list__search_results__' . $plugin->getPluginId(), 'item_list__search_results'],
+      '#items' => $results,
+      '#empty' => [
+        '#markup' => '<h3>' . $this->t('Your search yielded no results.') . '</h3>',
+      ],
+      '#list_type' => 'ol',
+      '#context' => [
+        'plugin' => $plugin->getPluginId(),
+      ],
+    ];
+
+    $this->renderer->addCacheableDependency($build, $entity);
+    if ($plugin instanceof CacheableDependencyInterface) {
+      $this->renderer->addCacheableDependency($build, $plugin);
+    }
+
+    // If this plugin uses a search index, then also add the cache tag tracking
+    // that search index, so that cached search result pages are invalidated
+    // when necessary.
+    if ($plugin->getType()) {
+      $build['search_results']['#cache']['tags'][] = 'search_index';
+      $build['search_results']['#cache']['tags'][] = 'search_index:' . $plugin->getType();
+    }
+
+    $build['pager'] = [
+      '#type' => 'pager',
+    ];
+
+    return $build;
+  }
+
+  /**
+   * Creates a render array for the search help page.
+   *
+   * @param \Drupal\search\SearchPageInterface $entity
+   *   The search page entity.
+   *
+   * @return array
+   *   The search help page.
+   */
+  public function searchHelp(SearchPageInterface $entity) {
+    $build = [];
+
+    $build['search_help'] = $entity->getPlugin()->getHelp();
+
+    return $build;
+  }
+
+  /**
+   * Redirects to a search page.
+   *
+   * This is used to redirect from /search to the default search page.
+   *
+   * @param \Drupal\search\SearchPageInterface $entity
+   *   The search page entity.
+   *
+   * @return \Symfony\Component\HttpFoundation\RedirectResponse
+   *   A redirect to the search page.
+   */
+  public function redirectSearchPage(SearchPageInterface $entity) {
+    return $this->redirect('search.view_' . $entity->id());
+  }
+
+  /**
+   * Route title callback.
+   *
+   * @param \Drupal\search\SearchPageInterface $search_page
+   *   The search page entity.
+   *
+   * @return string
+   *   The title for the search page edit form.
+   */
+  public function editTitle(SearchPageInterface $search_page) {
+    return $this->t('Edit %label search page', ['%label' => $search_page->label()]);
+  }
+
+  /**
+   * Performs an operation on the search page entity.
+   *
+   * @param \Drupal\search\SearchPageInterface $search_page
+   *   The search page entity.
+   * @param string $op
+   *   The operation to perform, usually 'enable' or 'disable'.
+   *
+   * @return \Symfony\Component\HttpFoundation\RedirectResponse
+   *   A redirect back to the search settings page.
+   */
+  public function performOperation(SearchPageInterface $search_page, $op) {
+    $search_page->$op()->save();
+
+    if ($op == 'enable') {
+      drupal_set_message($this->t('The %label search page has been enabled.', ['%label' => $search_page->label()]));
+    }
+    elseif ($op == 'disable') {
+      drupal_set_message($this->t('The %label search page has been disabled.', ['%label' => $search_page->label()]));
+    }
+
+    $url = $search_page->urlInfo('collection');
+    return $this->redirect($url->getRouteName(), $url->getRouteParameters(), $url->getOptions());
+  }
+
+  /**
+   * Sets the search page as the default.
+   *
+   * @param \Drupal\search\SearchPageInterface $search_page
+   *   The search page entity.
+   *
+   * @return \Symfony\Component\HttpFoundation\RedirectResponse
+   *   A redirect to the search settings page.
+   */
+  public function setAsDefault(SearchPageInterface $search_page) {
+    // Set the default page to this search page.
+    $this->searchPageRepository->setDefaultSearchPage($search_page);
+
+    drupal_set_message($this->t('The default search page is now %label. Be sure to check the ordering of your search pages.', ['%label' => $search_page->label()]));
+    return $this->redirect('entity.search_page.collection');
+  }
+
+}