diff core/modules/image/image.views.inc @ 0:c75dbcec494b

Initial commit from drush-created site

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/image/image.views.inc	Thu Jul 05 14:24:15 2018 +0000
@@ -0,0 +1,70 @@
+<?php
+
+/**
+ * @file
+ * Provide views data for image.module.
+ */
+
+use Drupal\field\FieldStorageConfigInterface;
+
+/**
+ * Implements hook_field_views_data().
+ *
+ * Views integration for image fields. Adds an image relationship to the default
+ * field data.
+ *
+ * @see views_field_default_views_data()
+ */
+function image_field_views_data(FieldStorageConfigInterface $field_storage) {
+  $data = views_field_default_views_data($field_storage);
+  foreach ($data as $table_name => $table_data) {
+    // Add the relationship only on the target_id field.
+    $data[$table_name][$field_storage->getName() . '_target_id']['relationship'] = [
+      'id' => 'standard',
+      'base' => 'file_managed',
+      'entity type' => 'file',
+      'base field' => 'fid',
+      'label' => t('image from @field_name', ['@field_name' => $field_storage->getName()]),
+    ];
+  }
+
+  return $data;
+}
+
+/**
+ * Implements hook_field_views_data_views_data_alter().
+ *
+ * Views integration to provide reverse relationships on image fields.
+ */
+function image_field_views_data_views_data_alter(array &$data, FieldStorageConfigInterface $field_storage) {
+  $entity_type_id = $field_storage->getTargetEntityTypeId();
+  $field_name = $field_storage->getName();
+  $entity_manager = \Drupal::entityManager();
+  $entity_type = $entity_manager->getDefinition($entity_type_id);
+  $pseudo_field_name = 'reverse_' . $field_name . '_' . $entity_type_id;
+  /** @var \Drupal\Core\Entity\Sql\DefaultTableMapping $table_mapping */
+  $table_mapping = $entity_manager->getStorage($entity_type_id)->getTableMapping();
+
+  list($label) = views_entity_field_label($entity_type_id, $field_name);
+
+  $data['file_managed'][$pseudo_field_name]['relationship'] = [
+    'title' => t('@entity using @field', ['@entity' => $entity_type->getLabel(), '@field' => $label]),
+    'label' => t('@field_name', ['@field_name' => $field_name]),
+    'help' => t('Relate each @entity with a @field set to the image.', ['@entity' => $entity_type->getLabel(), '@field' => $label]),
+    'group' => $entity_type->getLabel(),
+    'id' => 'entity_reverse',
+    'base' => $entity_type->getDataTable() ?: $entity_type->getBaseTable(),
+    'entity_type' => $entity_type_id,
+    'base field' => $entity_type->getKey('id'),
+    'field_name' => $field_name,
+    'field table' => $table_mapping->getDedicatedDataTableName($field_storage),
+    'field field' => $field_name . '_target_id',
+    'join_extra' => [
+      0 => [
+        'field' => 'deleted',
+        'value' => 0,
+        'numeric' => TRUE,
+      ],
+    ],
+  ];
+}