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<?php
namespace Drupal\taxonomy\Hook;
use Drupal\Core\StringTranslation\StringTranslationTrait;
use Drupal\field\FieldStorageConfigInterface;
use Drupal\Core\Hook\Attribute\Hook;
/**
* Hook implementations for taxonomy.
*/
class TaxonomyViewsHooks {
use StringTranslationTrait;
/**
* Implements hook_views_data_alter().
*/
#[Hook('views_data_alter')]
public function viewsDataAlter(&$data): void {
$data['node_field_data']['term_node_tid'] = [
'title' => $this->t('Taxonomy terms on node'),
'help' => $this->t('Relate nodes to taxonomy terms, specifying which vocabulary or vocabularies to use. This relationship will cause duplicated records if there are multiple terms.'),
'relationship' => [
'id' => 'node_term_data',
'label' => $this->t('term'),
'base' => 'taxonomy_term_field_data',
],
'field' => [
'title' => $this->t('All taxonomy terms'),
'help' => $this->t('Display all taxonomy terms associated with a node from specified vocabularies.'),
'id' => 'taxonomy_index_tid',
'no group by' => TRUE,
'click sortable' => FALSE,
],
];
$data['node_field_data']['term_node_tid_depth'] = [
'help' => $this->t('Display content if it has the selected taxonomy terms, or children of the selected terms. Due to additional complexity, this has fewer options than the versions without depth.'),
'real field' => 'nid',
'argument' => [
'title' => $this->t('Has taxonomy term ID (with depth)'),
'id' => 'taxonomy_index_tid_depth',
'accept depth modifier' => TRUE,
],
'filter' => [
'title' => $this->t('Has taxonomy terms (with depth)'),
'id' => 'taxonomy_index_tid_depth',
],
];
$data['node_field_data']['term_node_tid_depth_modifier'] = [
'title' => $this->t('Has taxonomy term ID depth modifier'),
'help' => $this->t('Allows the "depth" for Taxonomy: Term ID (with depth) to be modified via an additional contextual filter value.'),
'argument' => [
'id' => 'taxonomy_index_tid_depth_modifier',
],
];
}
/**
* Implements hook_field_views_data_alter().
*
* Views integration for entity reference fields which reference taxonomy
* terms. Adds a term relationship to the default field data.
*
* @see FieldViewsDataProvider::defaultFieldImplementation()
*/
#[Hook('field_views_data_alter')]
public function fieldViewsDataAlter(array &$data, FieldStorageConfigInterface $field_storage): void {
if ($field_storage->getType() == 'entity_reference' && $field_storage->getSetting('target_type') == 'taxonomy_term') {
foreach ($data as $table_name => $table_data) {
foreach ($table_data as $field_name => $field_data) {
if (isset($field_data['filter']) && $field_name != 'delta') {
$data[$table_name][$field_name]['filter']['id'] = 'taxonomy_index_tid';
}
}
}
}
}
}
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