public function getViewsFieldData(FieldStorageConfigInterface $field_storage)
{
// Make sure views.views.inc is loaded.
module_load_include('inc', 'views', 'views.views');
// Get the default data from the views module.
$data = views_field_default_views_data($field_storage);
// Loop through all of the results and set our overrides.
foreach ($data as $table_name => $table_data) {
foreach ($table_data as $field_name => $field_data) {
// only modify fields.
if ($field_name != 'delta') {
if (isset($field_data['field'])) {
// Use our own field handler.
$data[$table_name][$field_name]['field']['id'] = 'geolocation_field';
$data[$table_name][$field_name]['field']['click sortable'] = FALSE;
}
if (isset($field_data['filter'])) {
// The default filters aren't useful at all so remove them.
unset($data[$table_name][$field_name]['filter']);
}
if (isset($field_data['argument'])) {
// The default arguments aren't useful at all so remove them.
unset($data[$table_name][$field_name]['argument']);
}
if (isset($field_data['sort'])) {
// The default arguments aren't useful at all so remove them.
unset($data[$table_name][$field_name]['sort']);
}
}
}
$args = ['@field_name' => $field_storage->getName()];
$target_entity_type = \Drupal::entityManager()->getDefinition($field_storage->getTargetEntityTypeId());
$field_coordinates_table_data = $data[$target_entity_type->getBaseTable() . '__' . $field_storage->getName()][$field_storage->getName()];
// Add proximity handlers.
$data[$table_name][$args['@field_name'] . '_proximity'] = ['group' => 'Content', 'title' => $this->t('Proximity (@field_name)', $args), 'title short' => $field_coordinates_table_data['title short'] . t(":proximity"), 'help' => $field_coordinates_table_data['help'], 'argument' => ['id' => 'geolocation_argument_proximity', 'table' => $table_name, 'entity_type' => $field_storage->get('entity_type'), 'field_name' => $args['@field_name'] . '_proximity', 'real field' => $args['@field_name'], 'label' => $this->t('Distance to !field_name', $args), 'empty field name' => '- No value -', 'additional fields' => [$args['@field_name'] . '_lat', $args['@field_name'] . '_lng', $args['@field_name'] . '_lat_sin', $args['@field_name'] . '_lat_cos', $args['@field_name'] . '_lng_rad']], 'filter' => ['id' => 'geolocation_filter_proximity', 'table' => $table_name, 'entity_type' => $field_storage->get('entity_type'), 'field_name' => $args['@field_name'] . '_proximity', 'real field' => $args['@field_name'], 'label' => $this->t('Distance to !field_name', $args), 'allow empty' => TRUE, 'additional fields' => [$args['@field_name'] . '_lat', $args['@field_name'] . '_lng', $args['@field_name'] . '_lat_sin', $args['@field_name'] . '_lat_cos', $args['@field_name'] . '_lng_rad']], 'field' => ['table' => $table_name, 'id' => 'geolocation_field_proximity', 'field_name' => $args['@field_name'] . '_proximity', 'entity_type' => $field_storage->get('entity_type'), 'real field' => $args['@field_name'], 'additional fields' => [$args['@field_name'] . '_lat', $args['@field_name'] . '_lng', $args['@field_name'] . '_lat_sin', $args['@field_name'] . '_lat_cos', $args['@field_name'] . '_lng_rad'], 'element type' => 'div', 'is revision' => isset($table_data[$args['@field_name']]['field']['is revision']) && $table_data[$args['@field_name']]['field']['is revision'], 'click sortable' => TRUE], 'sort' => ['table' => $table_name, 'id' => 'geolocation_sort_proximity', 'field_name' => $args['@field_name'] . '_proximity', 'entity_type' => $field_storage->get('entity_type'), 'real field' => $args['@field_name']]];
}
return $data;
}
/**
* Override the default Views data for a Field API field.
*
* The field module's implementation of hook_views_data() invokes this for each
* field storage, in the module that defines the field type. It is not invoked
* in other modules.
*
* If no hook implementation exists, hook_views_data() falls back to
* views_field_default_views_data().
*
* @param \Drupal\field\FieldStorageConfigInterface $field_storage
* The field storage config entity.
*
* @return array
* An array of views data, in the same format as the return value of
* hook_views_data().
*
* @see views_views_data()
* @see hook_field_views_data_alter()
* @see hook_field_views_data_views_data_alter()
*/
function hook_field_views_data(\Drupal\field\FieldStorageConfigInterface $field_storage)
{
$data = views_field_default_views_data($field_storage);
foreach ($data as $table_name => $table_data) {
// Add the relationship only on the target_id field.
$data[$table_name][$field_storage->getName() . '_target_id']['relationship'] = array('id' => 'standard', 'base' => 'file_managed', 'base field' => 'target_id', 'label' => t('image from !field_name', array('!field_name' => $field_storage->getName())));
}
return $data;
}
