protected override void Check(ShowConfiguration si, DirFilesCache dfc, TVDoc.ScanSettings settings)
        {
            if (!si.DoMissingCheck && !si.DoRename)
            {
                return; // skip
            }

            Dictionary <int, SafeList <string> > flocs = si.AllProposedFolderLocations();

            List <string> ignoredLocations = new List <string>();

            foreach (int snum in si.GetSeasonKeys())
            {
                // show MissingFolderAction for any folders that are missing
                // throw Exception if user cancels

                if (si.IgnoreSeasons.Contains(snum))
                {
                    continue; // ignore this season
                }

                if (snum == 0 && si.CountSpecials)
                {
                    continue; // no specials season, they're merged into the seasons themselves
                }

                if (snum == 0 && TVSettings.Instance.IgnoreAllSpecials)
                {
                    continue;
                }

                SafeList <string> folders = new SafeList <string>();

                if (flocs.ContainsKey(snum))
                {
                    folders = flocs[snum];
                }

                if (si.SeasonEpisodes[snum].All(episode => !MightWeProcess(episode, folders)))
                {
                    //All episodes in this season are ignored
                    continue;
                }

                if (folders.Count == 0 && si.AutoAddNewSeasons())
                {
                    // no folders defined for this season, and autoadd didn't find any, so suggest the autoadd folder name instead
                    folders.Add(si.AutoFolderNameForSeason(snum));
                }

                if (folders.Count == 0 && !si.AutoAddNewSeasons())
                {
                    // no folders defined for this season, and autoadd didn't find any, so suggest the autoadd folder name instead
                    folders.Add(string.Empty);
                }

                CreateSeasonFolders(si, snum, folders, ignoredLocations, settings.Owner);
            } // for each snum
        }