57 lines
2.2 KiB
PHP
57 lines
2.2 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\Core\Entity\ContentEntityDatabaseStorage;
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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 = field_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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$target_base_table = $target_entity_type->getBaseTable();
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// Provide a relationship for the entity type with the entity reference
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// field.
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$args = array(
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'@label' => $target_entity_type->getLabel(),
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'@field_name' => $field_storage->getName(),
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);
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$data[$table_name][$field_storage->getName()]['relationship'] = array(
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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_storage->getName() . '_target_id',
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'title' => t('@label referenced from @field_name', $args),
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'label' => t('@field_name: @label', $args),
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);
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// Provide a reverse relationship for the entity type that is referenced by
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// the field.
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$pseudo_field_name = 'reverse__' . $field_storage->getTargetEntityTypeId() . '__' . $field_storage->getName();
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$data[$target_base_table][$pseudo_field_name]['relationship'] = array(
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'title' => t('@label using @field_name', $args),
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'help' => t('Relate each @label with a @field_name.', $args),
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'id' => 'entity_reverse',
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'field_name' => $field_storage->getName(),
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'field table' => ContentEntityDatabaseStorage::_fieldTableName($field_storage),
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'field field' => $field_storage->getName() . '_target_id',
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'base' => $target_entity_type->getBaseTable(),
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'base field' => $target_entity_type->getKey('id'),
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'label' => t('@field_name', array('@field_name' => $field_storage->getName())),
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);
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}
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return $data;
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}
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