date is now good

2018-04-24 13:49:46 +02:00
parent 41717783ac
commit 1e52fb821c
17 changed files with 781 additions and 19 deletions
@@ -0,0 +1,125 @@
+<?php
+
+namespace Drupal\edlp_ajax\Plugin\Field\FieldFormatter;
+
+use Drupal\Component\Utility\Html;
+use Drupal\Core\Field\FieldItemInterface;
+use Drupal\Core\Field\FieldItemListInterface;
+use Drupal\Core\Field\FormatterBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Field\Plugin\Field\FieldFormatter\EntityReferenceLabelFormatter;
+/**
+ * Plugin implementation of the 'entity_reference_label_formatter_ajax' formatter.
+ *
+ * @FieldFormatter(
+ *   id = "entity_reference_label_formatter_ajax",
+ *   label = @Translation("Label link ajax ready"),
+ *   field_types = {
+ *     "entity_reference"
+ *   }
+ * )
+ */
+class EntityReferenceLabelFormatterAjax extends EntityReferenceLabelFormatter {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function defaultSettings() {
+    return [
+      // Implement default settings.
+    ] + parent::defaultSettings();
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function settingsForm(array $form, FormStateInterface $form_state) {
+    return [
+      // Implement settings form.
+    ] + parent::settingsForm($form, $form_state);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  // public function settingsSummary() {
+  //   $summary = [];
+  //   // Implement settings summary.
+  //
+  //   return $summary;
+  // }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function viewElements(FieldItemListInterface $items, $langcode) {
+    $elements = [];
+    $output_as_link = $this->getSetting('link');
+
+    foreach ($this->getEntitiesToView($items, $langcode) as $delta => $entity) {
+      $label = $entity->label();
+      // If the link is to be displayed and the entity has a uri, display a
+      // link.
+      if ($output_as_link && !$entity->isNew()) {
+        try {
+          $uri = $entity->urlInfo();
+          $options = $uri->getOptions();
+          $options += array(
+            'attributes' => array(
+              'class' => ['ajax-link'],
+              'nid'=>$entity->id(),
+              'data-drupal-link-system-path' => $uri->getInternalPath()
+            )
+          );
+          $uri->setOptions($options);
+        }
+        catch (UndefinedLinkTemplateException $e) {
+          // This exception is thrown by \Drupal\Core\Entity\Entity::urlInfo()
+          // and it means that the entity type doesn't have a link template nor
+          // a valid "uri_callback", so don't bother trying to output a link for
+          // the rest of the referenced entities.
+          $output_as_link = FALSE;
+        }
+      }
+
+      if ($output_as_link && isset($uri) && !$entity->isNew()) {
+        $elements[$delta] = [
+          '#type' => 'link',
+          '#title' => $label,
+          '#url' => $uri,
+          '#options' => $uri->getOptions(),
+        ];
+
+        if (!empty($items[$delta]->_attributes)) {
+          $elements[$delta]['#options'] += ['attributes' => []];
+          $elements[$delta]['#options']['attributes'] += $items[$delta]->_attributes;
+          // Unset field item attributes since they have been included in the
+          // formatter output and shouldn't be rendered in the field template.
+          unset($items[$delta]->_attributes);
+        }
+      }
+      else {
+        $elements[$delta] = ['#plain_text' => $label];
+      }
+      $elements[$delta]['#cache']['tags'] = $entity->getCacheTags();
+    }
+
+    return $elements;
+  }
+
+  /**
+   * Generate the output appropriate for one field item.
+   *
+   * @param \Drupal\Core\Field\FieldItemInterface $item
+   *   One field item.
+   *
+   * @return string
+   *   The textual output generated.
+   */
+  protected function viewValue(FieldItemInterface $item) {
+    // The text value has no text format assigned to it, so the user input
+    // should equal the output, including newlines.
+    return nl2br(Html::escape($item->value));
+  }
+
+}