public static function download_toggl_time($project_id = 0)
 {
     $toggl_id = self::get_projects_toggl_id($project_id);
     if (!$toggl_id) {
         return;
     }
     $entries = Toggl_API::get_workspace_time($toggl_id);
     if (!isset($entries->data)) {
         return;
     }
     $project = SI_Project::get_instance($project_id);
     if (!is_a($project, 'SI_Project')) {
         return;
     }
     // Don't import times already imported, duh.
     $time_records = $project->get_associated_times();
     $already_imported = array();
     foreach ($time_records as $time_id) {
         $time = SI_Record::get_instance($time_id);
         if (!is_a($time, 'SI_Record')) {
             continue;
         }
         $data = $time->get_data();
         if (isset($data['toggl_id'])) {
             $already_imported[] = $data['toggl_id'];
         }
     }
     $entries = apply_filters('si_toggl_import_entries', $entries->data);
     foreach ($entries as $key => $time_entry) {
         if (in_array($time_entry->id, $already_imported)) {
             continue;
             // already imported
         }
         $data = array('project_id' => (int) $project_id, 'activity_id' => (int) self::get_projects_default_time_import_activity($project_id), 'time_val' => $time_entry->dur / 3600000, 'note' => $time_entry->description, 'date' => strtotime($time_entry->start), 'toggl_id' => $time_entry->id);
         $project->create_associated_time($data);
     }
 }