--- /dev/null
+<?php
+
+/**
+ * @file
+ * Provide views data for the Entityqueue module.
+ */
+
+use Drupal\Core\Entity\Sql\SqlEntityStorageInterface;
+use Drupal\entityqueue\Entity\EntityQueue;
+
+/**
+ * Implements hook_views_data_alter().
+ */
+function entityqueue_views_data_alter(array &$data) {
+ $entity_type_manager = \Drupal::entityTypeManager();
+ $entity_subqueue = $entity_type_manager->getDefinition('entity_subqueue');
+
+ // Find all entity types that need an 'entityqueue' relationship.
+ $target_entity_type_ids = [];
+ $queues = EntityQueue::loadMultiple();
+ foreach ($queues as $queue) {
+ $target_entity_type_ids[$queue->getTargetEntityTypeId()] = TRUE;
+ }
+
+ // Filter entity types to those that have a 'views_data' handler and use a SQL
+ // storage.
+ /** @var \Drupal\Core\Entity\EntityTypeInterface[] $entity_types */
+ $entity_types = [];
+ foreach (array_keys($target_entity_type_ids) as $entity_type_id) {
+ $entity_type = $entity_type_manager->getDefinition($entity_type_id);
+ if ($entity_type->hasHandlerClass('views_data') && $entity_type_manager->getStorage($entity_type->id()) instanceof SqlEntityStorageInterface) {
+ $entity_types[$entity_type_id] = $entity_type;
+ }
+ }
+
+ foreach ($entity_types as $entity_type_id => $entity_type) {
+ $field_name = 'items';
+ $field_storage = \Drupal::service('entity_field.manager')->getFieldStorageDefinitions('entity_subqueue')[$field_name];
+ $target_base_table = $entity_type->getDataTable() ?: $entity_type->getBaseTable();
+
+ /** @var \Drupal\Core\Entity\Sql\DefaultTableMapping $table_mapping */
+ $table_mapping = $entity_type_manager->getStorage('entity_subqueue')->getTableMapping();
+ $columns = $table_mapping->getColumnNames($field_name);
+ $subqueue_items_table_name = $table_mapping->getDedicatedDataTableName($field_storage);
+
+ $data[$target_base_table]['entityqueue_relationship']['relationship'] = [
+ 'id' => 'entity_queue',
+ 'title' => t('@target_label queue', ['@target_label' => $entity_type->getLabel()]),
+ 'label' => t('@target_label queue', ['@target_label' => $entity_type->getLabel()]),
+ 'group' => t('Entityqueue'),
+ 'help' => t('Create a relationship from @target_label to an entityqueue.', ['@target_label' => $entity_type->getLabel()]),
+ 'base' => $entity_subqueue->getDataTable() ?: $entity_subqueue->getBaseTable(),
+ 'entity_type' => 'entity_subqueue',
+ 'base field' => $entity_subqueue->getKey('id'),
+ 'field_name' => $field_storage->getName(),
+ 'field table' => $subqueue_items_table_name,
+ 'field field' => $columns['target_id'],
+ ];
+
+ $data[$target_base_table]['entityqueue_relationship']['sort'] = array(
+ 'id' => 'entity_queue_position',
+ 'group' => t('Entityqueue'),
+ 'title' => t('@target_label Queue Position', array(
+ '@target_label' => $entity_type->getLabel(),
+ )),
+ 'label' => t('@target_label Queue Position', array(
+ '@target_label' => $entity_type->getLabel(),
+ )),
+ 'help' => t('Position of item in the @target_label queue.', array(
+ '@target_label' => $entity_type->getLabel(),
+ )),
+ 'field' => 'delta',
+ 'field table' => $subqueue_items_table_name,
+ 'field_name' => $field_name,
+ );
+
+ $data[$target_base_table]['entityqueue_relationship']['filter'] = array(
+ 'id' => 'entity_queue_in_queue',
+ 'type' => 'yes-no',
+ 'group' => t('Entityqueue'),
+ 'title' => t('@target_label In Queue', array(
+ '@target_label' => $entity_type->getLabel(),
+ )),
+ 'label' => t('@target_label In Queue', array(
+ '@target_label' => $entity_type->getLabel(),
+ )),
+ 'help' => t('Filter for entities that are available or not in the @target_label entity queue.', array(
+ '@target_label' => $entity_type->getLabel(),
+ )),
+ 'field table' => $subqueue_items_table_name,
+ 'field field' => $columns['target_id'],
+ );
+ }
+}