diff core/modules/views/src/Plugin/Derivative/ViewsBlock.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/views/src/Plugin/Derivative/ViewsBlock.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,129 @@
+<?php
+
+namespace Drupal\views\Plugin\Derivative;
+
+use Drupal\Core\Entity\EntityStorageInterface;
+use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
+use Drupal\Core\StringTranslation\TranslatableMarkup;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides block plugin definitions for all Views block displays.
+ *
+ * @see \Drupal\views\Plugin\Block\ViewsBlock
+ */
+class ViewsBlock implements ContainerDeriverInterface {
+
+  /**
+   * List of derivative definitions.
+   *
+   * @var array
+   */
+  protected $derivatives = [];
+
+  /**
+   * The base plugin ID.
+   *
+   * @var string
+   */
+  protected $basePluginId;
+
+  /**
+   * The view storage.
+   *
+   * @var \Drupal\Core\Entity\EntityStorageInterface
+   */
+  protected $viewStorage;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container, $base_plugin_id) {
+    return new static(
+      $base_plugin_id,
+      $container->get('entity.manager')->getStorage('view')
+    );
+  }
+
+  /**
+   * Constructs a ViewsBlock object.
+   *
+   * @param string $base_plugin_id
+   *   The base plugin ID.
+   * @param \Drupal\Core\Entity\EntityStorageInterface $view_storage
+   *   The entity storage to load views.
+   */
+  public function __construct($base_plugin_id, EntityStorageInterface $view_storage) {
+    $this->basePluginId = $base_plugin_id;
+    $this->viewStorage = $view_storage;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDerivativeDefinition($derivative_id, $base_plugin_definition) {
+    if (!empty($this->derivatives) && !empty($this->derivatives[$derivative_id])) {
+      return $this->derivatives[$derivative_id];
+    }
+    $this->getDerivativeDefinitions($base_plugin_definition);
+    return $this->derivatives[$derivative_id];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDerivativeDefinitions($base_plugin_definition) {
+    // Check all Views for block displays.
+    foreach ($this->viewStorage->loadMultiple() as $view) {
+      // Do not return results for disabled views.
+      if (!$view->status()) {
+        continue;
+      }
+      $executable = $view->getExecutable();
+      $executable->initDisplay();
+      foreach ($executable->displayHandlers as $display) {
+        /** @var \Drupal\views\Plugin\views\display\DisplayPluginInterface $display */
+        // Add a block plugin definition for each block display.
+        if (isset($display) && !empty($display->definition['uses_hook_block'])) {
+          $delta = $view->id() . '-' . $display->display['id'];
+
+          $admin_label = $display->getOption('block_description');
+          if (empty($admin_label)) {
+            if ($display->display['display_title'] == $display->definition['title']) {
+              $admin_label = $view->label();
+            }
+            else {
+              // Allow translators to control the punctuation. Plugin
+              // definitions get cached, so use TranslatableMarkup() instead of
+              // t() to avoid double escaping when $admin_label is rendered
+              // during requests that use the cached definition.
+              $admin_label = new TranslatableMarkup('@view: @display', ['@view' => $view->label(), '@display' => $display->display['display_title']]);
+            }
+          }
+
+          $this->derivatives[$delta] = [
+            'category' => $display->getOption('block_category'),
+            'admin_label' => $admin_label,
+            'config_dependencies' => [
+              'config' => [
+                $view->getConfigDependencyName(),
+              ],
+            ],
+          ];
+
+          // Look for arguments and expose them as context.
+          foreach ($display->getHandlers('argument') as $argument_name => $argument) {
+            /** @var \Drupal\views\Plugin\views\argument\ArgumentPluginBase $argument */
+            if ($context_definition = $argument->getContextDefinition()) {
+              $this->derivatives[$delta]['context'][$argument_name] = $context_definition;
+            }
+          }
+
+          $this->derivatives[$delta] += $base_plugin_definition;
+        }
+      }
+    }
+    return $this->derivatives;
+  }
+
+}