74 lines
2.9 KiB
PHP
74 lines
2.9 KiB
PHP
<?php
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/**
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* @file
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* Provides views data for the entity_reference module.
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*/
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use Drupal\field\FieldStorageConfigInterface;
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/**
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* Implements hook_field_views_data().
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*/
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function entity_reference_field_views_data(FieldStorageConfigInterface $field_storage) {
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$data = views_field_default_views_data($field_storage);
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$entity_manager = \Drupal::entityManager();
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foreach ($data as $table_name => $table_data) {
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// Add a relationship to the target entity type.
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$target_entity_type_id = $field_storage->getSetting('target_type');
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$target_entity_type = $entity_manager->getDefinition($target_entity_type_id);
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$entity_type_id = $field_storage->getTargetEntityTypeId();
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$entity_type = $entity_manager->getDefinition($entity_type_id);
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$target_base_table = $target_entity_type->getDataTable() ?: $target_entity_type->getBaseTable();
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$field_name = $field_storage->getName();
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// Provide a relationship for the entity type with the entity reference
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// field.
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$args = array(
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'@label' => $target_entity_type->getLabel(),
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'@field_name' => $field_name,
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);
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$data[$table_name][$field_name]['relationship'] = array(
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'title' => t('@label referenced from @field_name', $args),
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'label' => t('@field_name: @label', $args),
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'group' => $entity_type->getLabel(),
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'help' => t('Appears in: @bundles.', array('@bundles' => implode(', ', $field_storage->getBundles()))),
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'id' => 'standard',
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'base' => $target_base_table,
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'entity type' => $target_entity_type_id,
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'base field' => $target_entity_type->getKey('id'),
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'relationship field' => $field_name . '_target_id',
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);
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// Provide a reverse relationship for the entity type that is referenced by
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// the field.
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$args['@entity'] = $entity_type->getLabel();
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$args['@label'] = $target_entity_type->getLowercaseLabel();
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$pseudo_field_name = 'reverse__' . $entity_type_id . '__' . $field_name;
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/** @var \Drupal\Core\Entity\Sql\DefaultTableMapping $table_mapping */
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$table_mapping = $entity_manager->getStorage($entity_type_id)->getTableMapping();
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$data[$target_base_table][$pseudo_field_name]['relationship'] = array(
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'title' => t('@entity using @field_name', $args),
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'label' => t('@field_name', array('@field_name' => $field_name)),
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'group' => $target_entity_type->getLabel(),
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'help' => t('Relate each @entity with a @field_name set to the @label.', $args),
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'id' => 'entity_reverse',
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'base' => $entity_type->getDataTable() ?: $entity_type->getBaseTable(),
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'entity_type' => $entity_type_id,
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'base field' => $entity_type->getKey('id'),
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'field_name' => $field_name,
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'field table' => $table_mapping->getDedicatedDataTableName($field_storage),
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'field field' => $field_name . '_target_id',
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'join_extra' => array(
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array(
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'field' => 'deleted',
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'value' => 0,
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'numeric' => TRUE,
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),
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),
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);
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}
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return $data;
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}
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