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<?php
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/**
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* @file
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* Provide views data and handlers for file.module.
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*
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* @ingroup views_module_handlers
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*/
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/**
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* Implements hook_field_views_data().
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*
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* Views integration for file fields. Adds a file relationship to the default
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* field data.
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*
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* @see field_views_field_default_views_data()
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*/
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function file_field_views_data($field) {
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$data = field_views_field_default_views_data($field);
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foreach ($data as $table_name => $table_data) {
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// Add the relationship only on the fid field.
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$data[$table_name][$field['field_name'] . '_fid']['relationship'] = array(
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'handler' => 'views_handler_relationship',
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'base' => 'file_managed',
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'entity type' => 'file',
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'base field' => 'fid',
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'label' => t('file from !field_name', array('!field_name' => $field['field_name'])),
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);
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}
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return $data;
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}
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/**
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* Implements hook_field_views_data_views_data_alter().
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*
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* Views integration to provide reverse relationships on file fields.
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*/
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function file_field_views_data_views_data_alter(&$data, $field) {
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foreach ($field['bundles'] as $entity_type => $bundles) {
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$entity_info = entity_get_info($entity_type);
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$pseudo_field_name = 'reverse_' . $field['field_name'] . '_' . $entity_type;
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list($label, $all_labels) = field_views_field_label($field['field_name']);
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$entity = $entity_info['label'];
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if ($entity == t('Node')) {
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$entity = t('Content');
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}
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$data['file_managed'][$pseudo_field_name]['relationship'] = array(
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'title' => t('@entity using @field', array('@entity' => $entity, '@field' => $label)),
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'help' => t('Relate each @entity with a @field set to the file.', array('@entity' => $entity, '@field' => $label)),
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'handler' => 'views_handler_relationship_entity_reverse',
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'field_name' => $field['field_name'],
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'field table' => _field_sql_storage_tablename($field),
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'field field' => $field['field_name'] . '_fid',
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'base' => $entity_info['base table'],
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'base field' => $entity_info['entity keys']['id'],
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'label' => t('!field_name', array('!field_name' => $field['field_name'])),
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'join_extra' => array(
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0 => array(
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'field' => 'entity_type',
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'value' => $entity_type,
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),
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1 => 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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}
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