Version 1

[yaffs-website] / web / core / modules / text / src / Plugin / Field / FieldWidget / TextareaWithSummaryWidget.php

diff --git a/web/core/modules/text/src/Plugin/Field/FieldWidget/TextareaWithSummaryWidget.php b/web/core/modules/text/src/Plugin/Field/FieldWidget/TextareaWithSummaryWidget.php
new file mode 100644 (file)
index 0000000..f41e5b1
--- /dev/null
+++ b/web/core/modules/text/src/Plugin/Field/FieldWidget/TextareaWithSummaryWidget.php
@@ -0,0 +1,101 @@
+<?php
+
+namespace Drupal\text\Plugin\Field\FieldWidget;
+
+use Drupal\Core\Form\FormStateInterface;
+use Symfony\Component\Validator\ConstraintViolationInterface;
+use Drupal\Core\Field\FieldItemListInterface;
+
+/**
+ * Plugin implementation of the 'text_textarea_with_summary' widget.
+ *
+ * @FieldWidget(
+ *   id = "text_textarea_with_summary",
+ *   label = @Translation("Text area with a summary"),
+ *   field_types = {
+ *     "text_with_summary"
+ *   }
+ * )
+ */
+class TextareaWithSummaryWidget extends TextareaWidget {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function defaultSettings() {
+    return [
+      'rows' => '9',
+      'summary_rows' => '3',
+      'placeholder' => '',
+    ] + parent::defaultSettings();
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function settingsForm(array $form, FormStateInterface $form_state) {
+    $element = parent::settingsForm($form, $form_state);
+    $element['summary_rows'] = [
+      '#type' => 'number',
+      '#title' => t('Summary rows'),
+      '#default_value' => $this->getSetting('summary_rows'),
+      '#description' => $element['rows']['#description'],
+      '#required' => TRUE,
+      '#min' => 1,
+    ];
+    return $element;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function settingsSummary() {
+    $summary = parent::settingsSummary();
+
+    $summary[] = t('Number of summary rows: @rows', ['@rows' => $this->getSetting('summary_rows')]);
+
+    return $summary;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
+    $element = parent::formElement($items, $delta, $element, $form, $form_state);
+
+    $display_summary = $items[$delta]->summary || $this->getFieldSetting('display_summary');
+    $element['summary'] = [
+      '#type' => $display_summary ? 'textarea' : 'value',
+      '#default_value' => $items[$delta]->summary,
+      '#title' => t('Summary'),
+      '#rows' => $this->getSetting('summary_rows'),
+      '#description' => t('Leave blank to use trimmed value of full text as the summary.'),
+      '#attached' => [
+        'library' => ['text/drupal.text'],
+      ],
+      '#attributes' => ['class' => ['js-text-summary', 'text-summary']],
+      '#prefix' => '<div class="js-text-summary-wrapper text-summary-wrapper">',
+      '#suffix' => '</div>',
+      '#weight' => -10,
+    ];
+
+    return $element;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function errorElement(array $element, ConstraintViolationInterface $violation, array $form, FormStateInterface $form_state) {
+    $element = parent::errorElement($element, $violation, $form, $form_state);
+    if ($element === FALSE) {
+      return FALSE;
+    }
+    elseif (isset($violation->arrayPropertyPath[0])) {
+      return $element[$violation->arrayPropertyPath[0]];
+    }
+    else {
+      return $element;
+    }
+  }
+
+}