Chris@0: <?php
Chris@0: 
Chris@0: /**
Chris@0:  * @file
Chris@0:  * Provides views data for the datetime module.
Chris@0:  */
Chris@0: 
Chris@0: use Drupal\field\FieldStorageConfigInterface;
Chris@0: 
Chris@0: /**
Chris@0:  * Implements hook_field_views_data().
Chris@0:  */
Chris@0: function datetime_field_views_data(FieldStorageConfigInterface $field_storage) {
Chris@0:   // @todo This code only covers configurable fields, handle base table fields
Chris@0:   //   in https://www.drupal.org/node/2489476.
Chris@0:   $data = views_field_default_views_data($field_storage);
Chris@0:   foreach ($data as $table_name => $table_data) {
Chris@0:     // Set the 'datetime' filter type.
Chris@0:     $data[$table_name][$field_storage->getName() . '_value']['filter']['id'] = 'datetime';
Chris@0: 
Chris@0:     // Set the 'datetime' argument type.
Chris@0:     $data[$table_name][$field_storage->getName() . '_value']['argument']['id'] = 'datetime';
Chris@0: 
Chris@0:     // Create year, month, and day arguments.
Chris@0:     $group = $data[$table_name][$field_storage->getName() . '_value']['group'];
Chris@0:     $arguments = [
Chris@0:       // Argument type => help text.
Chris@0:       'year' => t('Date in the form of YYYY.'),
Chris@0:       'month' => t('Date in the form of MM (01 - 12).'),
Chris@0:       'day' => t('Date in the form of DD (01 - 31).'),
Chris@0:       'week' => t('Date in the form of WW (01 - 53).'),
Chris@0:       'year_month' => t('Date in the form of YYYYMM.'),
Chris@0:       'full_date' => t('Date in the form of CCYYMMDD.'),
Chris@0:     ];
Chris@0:     foreach ($arguments as $argument_type => $help_text) {
Chris@0:       $data[$table_name][$field_storage->getName() . '_value_' . $argument_type] = [
Chris@0:         'title' => $field_storage->getLabel() . ' (' . $argument_type . ')',
Chris@0:         'help' => $help_text,
Chris@0:         'argument' => [
Chris@0:           'field' => $field_storage->getName() . '_value',
Chris@0:           'id' => 'datetime_' . $argument_type,
Chris@0:         ],
Chris@0:         'group' => $group,
Chris@0:       ];
Chris@0:     }
Chris@0: 
Chris@0:     // Set the 'datetime' sort handler.
Chris@0:     $data[$table_name][$field_storage->getName() . '_value']['sort']['id'] = 'datetime';
Chris@0:   }
Chris@0: 
Chris@0:   return $data;
Chris@0: }