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- <?php
- /**
- * @file
- * Views integration for Entity Reference.
- */
- /**
- * Implements hook_field_views_data().
- */
- function entityreference_field_views_data($field) {
- $data = field_views_field_default_views_data($field);
- $entity_info = entity_get_info($field['settings']['target_type']);
- foreach ($data as $table_name => $table_data) {
- if (isset($entity_info['base table'])) {
- $entity = $entity_info['label'];
- if ($entity == t('Node')) {
- $entity = t('Content');
- }
- $field_name = $field['field_name'] . '_target_id';
- $parameters = array('@entity' => $entity, '!field_name' => $field['field_name']);
- $data[$table_name][$field_name]['relationship'] = array(
- 'handler' => 'views_handler_relationship',
- 'base' => $entity_info['base table'],
- 'base field' => $entity_info['entity keys']['id'],
- 'label' => t('@entity entity referenced from !field_name', $parameters),
- 'group' => t('Entity Reference'),
- 'title' => t('Referenced Entity'),
- 'help' => t('A bridge to the @entity entity that is referenced via !field_name', $parameters),
- );
- }
- }
- // Invoke the behaviors to allow them to change the properties.
- foreach (entityreference_get_behavior_handlers($field) as $handler) {
- $handler->views_data_alter($data, $field);
- }
- return $data;
- }
- /**
- * Options callback for Views handler views_handler_filter_in_operator.
- */
- function entityreference_views_handler_options_list($field_name) {
- $field = field_info_field($field_name);
- return entityreference_options_list($field);
- }
- /**
- * Implements hook_field_views_data_views_data_alter().
- *
- * Views integration to provide reverse relationships on entityreference fields.
- */
- function entityreference_field_views_data_views_data_alter(&$data, $field) {
- foreach ($field['bundles'] as $entity_type => $bundles) {
- $target_entity_info = entity_get_info($field['settings']['target_type']);
- if (isset($target_entity_info['base table'])) {
- $entity_info = entity_get_info($entity_type);
- $entity = $entity_info['label'];
- if ($entity == t('Node')) {
- $entity = t('Content');
- }
- $target_entity = $target_entity_info['label'];
- if ($target_entity == t('Node')) {
- $target_entity = t('Content');
- }
- $pseudo_field_name = 'reverse_' . $field['field_name'] . '_' . $entity_type;
- $replacements = array('@entity' => $entity, '@target_entity' => $target_entity, '!field_name' => $field['field_name']);
- $data[$target_entity_info['base table']][$pseudo_field_name]['relationship'] = array(
- 'handler' => 'views_handler_relationship_entity_reverse',
- 'field_name' => $field['field_name'],
- 'field table' => _field_sql_storage_tablename($field),
- 'field field' => $field['field_name'] . '_target_id',
- 'base' => $entity_info['base table'],
- 'base field' => $entity_info['entity keys']['id'],
- 'label' => t('@entity referencing @target_entity from !field_name', $replacements),
- 'group' => t('Entity Reference'),
- 'title' => t('Referencing entity'),
- 'help' => t('A bridge to the @entity entity that is referencing @target_entity via !field_name', $replacements),
- 'join_extra' => array(
- 0 => array(
- 'field' => 'entity_type',
- 'value' => $entity_type,
- ),
- 1 => array(
- 'field' => 'deleted',
- 'value' => 0,
- 'numeric' => TRUE,
- ),
- ),
- );
- }
- }
- }
- /**
- * Implements hook_views_plugins().
- */
- function entityreference_views_plugins() {
- $plugins = array(
- 'display' => array(
- 'entityreference' => array(
- 'title' => t('Entity Reference'),
- 'admin' => t('Entity Reference Source'),
- 'help' => 'Selects referenceable entities for an entity reference field',
- 'handler' => 'entityreference_plugin_display',
- 'uses hook menu' => FALSE,
- 'use ajax' => FALSE,
- 'use pager' => FALSE,
- 'accept attachments' => FALSE,
- // Custom property, used with views_get_applicable_views() to retrieve
- // all views with a 'Entity Reference' display.
- 'entityreference display' => TRUE,
- ),
- ),
- 'style' => array(
- 'entityreference_style' => array(
- 'title' => t('Entity Reference list'),
- 'help' => 'Returns results as a PHP array of labels and rendered rows.',
- 'handler' => 'entityreference_plugin_style',
- 'theme' => 'views_view_unformatted',
- 'uses row plugin' => TRUE,
- 'uses fields' => TRUE,
- 'uses options' => TRUE,
- 'type' => 'entityreference',
- 'even empty' => TRUE,
- ),
- ),
- 'row' => array(
- 'entityreference_fields' => array(
- 'title' => t('Inline fields'),
- 'help' => t('Displays the fields with an optional template.'),
- 'handler' => 'entityreference_plugin_row_fields',
- 'theme' => 'views_view_fields',
- 'theme path' => drupal_get_path('module', 'views') . '/theme',
- 'theme file' => 'theme.inc',
- 'uses fields' => TRUE,
- 'uses options' => TRUE,
- 'type' => 'entityreference',
- ),
- ),
- );
- return $plugins;
- }
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