function duration_field_query_duration_string_alter in Duration Field 8.2

Same name and namespace in other branches

1. 3.0.x duration_field.module \duration_field_query_duration_string_alter()

Implements hook_query_TAG_alter().

Alters database queries tagged with the 'duration_string' tag, swapping out duration string searches with values to search against timestamps stored for durations in the database.

File

./duration_field.module, line 178

Holds hooks for the Duration Field module.

Code

function duration_field_query_duration_string_alter(AlterableInterface &$query) {
  $duration_fields = duration_field_get_duration_fields();

  // Only do something if there are duration fields in the database.
  if (!empty($duration_fields)) {

    // Get any conditions on the query.
    $conditions =& $query
      ->conditions();

    // Only do something if there are any conditions.
    if (is_array($conditions)) {
      $duration_tables = [];
      foreach ($duration_fields as $field) {
        $duration_tables[$field['entity_type'] . '__' . $field['field']
          ->getName()] = $field['field']
          ->getName();
      }

      // Alter any queries that use Duration strings.
      duration_field_alter_query_recursive($conditions, $duration_tables);
    }
  }
}