From be933ef2241d79558f91796cc5b3a161f72ebf9c Mon Sep 17 00:00:00 2001
From: manuel <manuel@mausz.at>
Date: Mon, 19 Oct 2020 00:52:24 +0200
Subject: sync with upstream

---
 xbmc/utils/DatabaseUtils.h | 181 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 181 insertions(+)
 create mode 100644 xbmc/utils/DatabaseUtils.h

(limited to 'xbmc/utils/DatabaseUtils.h')

diff --git a/xbmc/utils/DatabaseUtils.h b/xbmc/utils/DatabaseUtils.h
new file mode 100644
index 0000000..98761db
--- /dev/null
+++ b/xbmc/utils/DatabaseUtils.h
@@ -0,0 +1,181 @@
+/*
+ *  Copyright (C) 2012-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#pragma once
+
+#include "media/MediaType.h"
+
+#include <map>
+#include <memory>
+#include <set>
+#include <string>
+#include <vector>
+
+class CVariant;
+
+namespace dbiplus
+{
+  class Dataset;
+  class field_value;
+}
+
+typedef enum {
+  // special fields used during sorting
+  FieldUnknown = -1,
+  FieldNone = 0,
+  FieldSort,        // used to store the string to use for sorting
+  FieldSortSpecial, // whether the item needs special handling (0 = no, 1 = sort on top, 2 = sort on bottom)
+  FieldLabel,
+  FieldFolder,
+  FieldMediaType,
+  FieldRow,         // the row number in a dataset
+
+  // special fields not retrieved from the database
+  FieldSize,
+  FieldDate,
+  FieldDriveType,
+  FieldStartOffset,
+  FieldEndOffset,
+  FieldProgramCount,
+  FieldBitrate,
+  FieldListeners,
+  FieldPlaylist,
+  FieldVirtualFolder,
+  FieldRandom,
+  FieldDateTaken,
+  FieldAudioCount,
+  FieldSubtitleCount,
+
+  FieldInstallDate,
+  FieldLastUpdated,
+  FieldLastUsed,
+
+  // fields retrievable from the database
+  FieldId,
+  FieldGenre,
+  FieldAlbum,
+  FieldDiscTitle,
+  FieldIsBoxset,
+  FieldTotalDiscs,
+  FieldOrigYear,
+  FieldOrigDate,
+  FieldArtist,
+  FieldArtistSort,
+  FieldAlbumArtist,
+  FieldTitle,
+  FieldSortTitle,
+  FieldOriginalTitle,
+  FieldYear,
+  FieldTime,
+  FieldTrackNumber,
+  FieldFilename,
+  FieldPath,
+  FieldPlaycount,
+  FieldLastPlayed,
+  FieldInProgress,
+  FieldRating,
+  FieldComment,
+  FieldRole,
+  FieldDateAdded,
+  FieldDateModified,
+  FieldDateNew,
+  FieldTvShowTitle,
+  FieldPlot,
+  FieldPlotOutline,
+  FieldTagline,
+  FieldTvShowStatus,
+  FieldVotes,
+  FieldDirector,
+  FieldActor,
+  FieldStudio,
+  FieldCountry,
+  FieldMPAA,
+  FieldTop250,
+  FieldSet,
+  FieldNumberOfEpisodes,
+  FieldNumberOfWatchedEpisodes,
+  FieldWriter,
+  FieldAirDate,
+  FieldEpisodeNumber,
+  FieldUniqueId,
+  FieldSeason,
+  FieldEpisodeNumberSpecialSort,
+  FieldSeasonSpecialSort,
+  FieldReview,
+  FieldThemes,
+  FieldMoods,
+  FieldStyles,
+  FieldAlbumType,
+  FieldMusicLabel,
+  FieldCompilation,
+  FieldSource,
+  FieldTrailer,
+  FieldVideoResolution,
+  FieldVideoAspectRatio,
+  FieldVideoCodec,
+  FieldAudioChannels,
+  FieldAudioCodec,
+  FieldAudioLanguage,
+  FieldSubtitleLanguage,
+  FieldProductionCode,
+  FieldTag,
+  FieldChannelName,
+  FieldChannelNumber,
+  FieldInstruments,
+  FieldBiography,
+  FieldArtistType,
+  FieldGender,
+  FieldDisambiguation,
+  FieldBorn,
+  FieldBandFormed,
+  FieldDisbanded,
+  FieldDied,
+  FieldStereoMode,
+  FieldUserRating,
+  FieldRelevance, // Used for actors' appearances
+  FieldClientChannelOrder,
+  FieldBPM,
+  FieldMusicBitRate,
+  FieldSampleRate,
+  FieldNoOfChannels,
+  FieldAlbumStatus,
+  FieldMax
+} Field;
+
+typedef std::set<Field> Fields;
+typedef std::vector<Field> FieldList;
+
+typedef enum {
+  DatabaseQueryPartSelect,
+  DatabaseQueryPartWhere,
+  DatabaseQueryPartOrderBy,
+} DatabaseQueryPart;
+
+typedef std::map<Field, CVariant> DatabaseResult;
+typedef std::vector<DatabaseResult> DatabaseResults;
+
+class DatabaseUtils
+{
+public:
+  static MediaType MediaTypeFromVideoContentType(int videoContentType);
+
+  static std::string GetField(Field field, const MediaType &mediaType, DatabaseQueryPart queryPart);
+  static int GetField(Field field, const MediaType &mediaType);
+  static int GetFieldIndex(Field field, const MediaType &mediaType);
+  static bool GetSelectFields(const Fields &fields, const MediaType &mediaType, FieldList &selectFields);
+
+  static bool GetFieldValue(const dbiplus::field_value &fieldValue, CVariant &variantValue);
+  static bool GetDatabaseResults(const MediaType &mediaType, const FieldList &fields, const std::unique_ptr<dbiplus::Dataset> &dataset, DatabaseResults &results);
+
+  static std::string BuildLimitClause(int end, int start = 0);
+  static std::string BuildLimitClauseOnly(int end, int start = 0);
+  static size_t GetLimitCount(int end, int start);
+
+private:
+  static int GetField(Field field, const MediaType &mediaType, bool asIndex);
+};
-- 
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