comparison core/modules/views_ui/src/Controller/ViewsUIController.php @ 0:c75dbcec494b

Initial commit from drush-created site

+<?php
+
+namespace Drupal\views_ui\Controller;
+
+use Drupal\Core\Controller\ControllerBase;
+use Drupal\Core\Url;
+use Drupal\views\ViewExecutable;
+use Drupal\views\ViewEntityInterface;
+use Drupal\views\Views;
+use Drupal\views_ui\ViewUI;
+use Drupal\views\ViewsData;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Drupal\Core\Ajax\AjaxResponse;
+use Drupal\Core\Ajax\ReplaceCommand;
+use Drupal\Component\Utility\Html;
+
+/**
+ * Returns responses for Views UI routes.
+ */
+class ViewsUIController extends ControllerBase {
+
+  /**
+   * Stores the Views data cache object.
+   *
+   * @var \Drupal\views\ViewsData
+   */
+  protected $viewsData;
+
+  /**
+   * Constructs a new \Drupal\views_ui\Controller\ViewsUIController object.
+   *
+   * @param \Drupal\views\ViewsData $views_data
+   *   The Views data cache object.
+   */
+  public function __construct(ViewsData $views_data) {
+    $this->viewsData = $views_data;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('views.views_data')
+    );
+  }
+
+  /**
+   * Lists all instances of fields on any views.
+   *
+   * @return array
+   *   The Views fields report page.
+   */
+  public function reportFields() {
+    $views = $this->entityManager()->getStorage('view')->loadMultiple();
+
+    // Fetch all fieldapi fields which are used in views
+    // Therefore search in all views, displays and handler-types.
+    $fields = [];
+    $handler_types = ViewExecutable::getHandlerTypes();
+    foreach ($views as $view) {
+      $executable = $view->getExecutable();
+      $executable->initDisplay();
+      foreach ($executable->displayHandlers as $display_id => $display) {
+        if ($executable->setDisplay($display_id)) {
+          foreach ($handler_types as $type => $info) {
+            foreach ($executable->getHandlers($type, $display_id) as $item) {
+              $table_data = $this->viewsData->get($item['table']);
+              if (isset($table_data[$item['field']]) && isset($table_data[$item['field']][$type])
+                && $field_data = $table_data[$item['field']][$type]) {
+                // The final check that we have a fieldapi field now.
+                if (isset($field_data['field_name'])) {
+                  $fields[$field_data['field_name']][$view->id()] = $view->id();
+                }
+              }
+            }
+          }
+        }
+      }
+    }
+
+    $header = [t('Field name'), t('Used in')];
+    $rows = [];
+    foreach ($fields as $field_name => $views) {
+      $rows[$field_name]['data'][0]['data']['#plain_text'] = $field_name;
+      foreach ($views as $view) {
+        $rows[$field_name]['data'][1][] = $this->l($view, new Url('entity.view.edit_form', ['view' => $view]));
+      }
+      $item_list = [
+        '#theme' => 'item_list',
+        '#items' => $rows[$field_name]['data'][1],
+        '#context' => ['list_style' => 'comma-list'],
+      ];
+      $rows[$field_name]['data'][1] = ['data' => $item_list];
+    }
+
+    // Sort rows by field name.
+    ksort($rows);
+    $output = [
+      '#type' => 'table',
+      '#header' => $header,
+      '#rows' => $rows,
+      '#empty' => t('No fields have been used in views yet.'),
+    ];
+
+    return $output;
+  }
+
+  /**
+   * Lists all plugins and what enabled Views use them.
+   *
+   * @return array
+   *   The Views plugins report page.
+   */
+  public function reportPlugins() {
+    $rows = Views::pluginList();
+    foreach ($rows as &$row) {
+      $views = [];
+      // Link each view name to the view itself.
+      foreach ($row['views'] as $row_name => $view) {
+        $views[] = $this->l($view, new Url('entity.view.edit_form', ['view' => $view]));
+      }
+      unset($row['views']);
+      $row['views']['data'] = [
+        '#theme' => 'item_list',
+        '#items' => $views,
+        '#context' => ['list_style' => 'comma-list'],
+      ];
+    }
+
+    // Sort rows by field name.
+    ksort($rows);
+    return [
+      '#type' => 'table',
+      '#header' => [t('Type'), t('Name'), t('Provided by'), t('Used in')],
+      '#rows' => $rows,
+      '#empty' => t('There are no enabled views.'),
+    ];
+  }
+
+  /**
+   * Calls a method on a view and reloads the listing page.
+   *
+   * @param \Drupal\views\ViewEntityInterface $view
+   *   The view being acted upon.
+   * @param string $op
+   *   The operation to perform, e.g., 'enable' or 'disable'.
+   * @param \Symfony\Component\HttpFoundation\Request $request
+   *   The current request.
+   *
+   * @return \Drupal\Core\Ajax\AjaxResponse|\Symfony\Component\HttpFoundation\RedirectResponse
+   *   Either returns a rebuilt listing page as an AJAX response, or redirects
+   *   back to the listing page.
+   */
+  public function ajaxOperation(ViewEntityInterface $view, $op, Request $request) {
+    // Perform the operation.
+    $view->$op()->save();
+
+    // If the request is via AJAX, return the rendered list as JSON.
+    if ($request->request->get('js')) {
+      $list = $this->entityManager()->getListBuilder('view')->render();
+      $response = new AjaxResponse();
+      $response->addCommand(new ReplaceCommand('#views-entity-list', $list));
+      return $response;
+    }
+
+    // Otherwise, redirect back to the page.
+    return $this->redirect('entity.view.collection');
+  }
+
+  /**
+   * Menu callback for Views tag autocompletion.
+   *
+   * Like other autocomplete functions, this function inspects the 'q' query
+   * parameter for the string to use to search for suggestions.
+   *
+   * @return \Symfony\Component\HttpFoundation\JsonResponse
+   *   A JSON response containing the autocomplete suggestions for Views tags.
+   */
+  public function autocompleteTag(Request $request) {
+    $matches = [];
+    $string = $request->query->get('q');
+    // Get matches from default views.
+    $views = $this->entityManager()->getStorage('view')->loadMultiple();
+    // Keep track of previously processed tags so they can be skipped.
+    $tags = [];
+    foreach ($views as $view) {
+      $tag = $view->get('tag');
+      if ($tag && !in_array($tag, $tags)) {
+        $tags[] = $tag;
+        if (strpos($tag, $string) === 0) {
+          $matches[] = ['value' => $tag, 'label' => Html::escape($tag)];
+          if (count($matches) >= 10) {
+            break;
+          }
+        }
+      }
+    }
+
+    return new JsonResponse($matches);
+  }
+
+  /**
+   * Returns the form to edit a view.
+   *
+   * @param \Drupal\views_ui\ViewUI $view
+   *   The view to be edited.
+   * @param string|null $display_id
+   *   (optional) The display ID being edited. Defaults to NULL, which will load
+   *   the first available display.
+   *
+   * @return array
+   *   An array containing the Views edit and preview forms.
+   */
+  public function edit(ViewUI $view, $display_id = NULL) {
+    $name = $view->label();
+    $data = $this->viewsData->get($view->get('base_table'));
+
+    if (isset($data['table']['base']['title'])) {
+      $name .= ' (' . $data['table']['base']['title'] . ')';
+    }
+    $build['#title'] = $name;
+
+    $build['edit'] = $this->entityFormBuilder()->getForm($view, 'edit', ['display_id' => $display_id]);
+    $build['preview'] = $this->entityFormBuilder()->getForm($view, 'preview', ['display_id' => $display_id]);
+    return $build;
+  }
+
+}