--- oup/rewrite/DataAccess/Access_OniArchive.pas 2007/02/20 20:43:29 101 +++ oup/current/DataAccess/Access_OniArchive.pas 2007/06/04 22:07:29 209 @@ -15,9 +15,10 @@ type FDatOpened: Boolean; FRawOpened: Boolean; FSepOpened: Boolean; + procedure SetUnloadWhenUnused(doit: Boolean); protected public - property UnloadWhenUnused: Boolean Read FUnloadWhenUnused Write FUnloadWhenUnused; + property UnloadWhenUnused: Boolean Read FUnloadWhenUnused Write SetUnloadWhenUnused; constructor Create(DatFilename: String; ConnectionID: Integer; var Msg: TStatusMessages); override; procedure Close; override; @@ -33,23 +34,26 @@ type procedure LoadDatFilePart(FileID, Offset, Size: Integer; var Target: TStream); overload; override; procedure UpdateDatFilePart(FileID, Offset, Size: Integer; Src: TStream); overload; override; + function GetDatLinks(FileID: Integer): TDatLinkList; override; + function GetDatLink(FileID, DatOffset: Integer): TDatLink; override; function GetRawList(FileID: Integer): TRawDataList; override; function GetRawInfo(FileID, DatOffset: Integer): TRawDataInfo; override; - procedure LoadRawOffset(LocSep: Boolean; RawAddr, Size: Integer; target: Pointer); + procedure LoadRawOffset(LocSep: Boolean; RawAddr, Size: Integer; var target: TStream); overload; + procedure LoadRawOffset(LocSep: Boolean; RawAddr, Size: Integer; target: Pointer); overload; procedure LoadRawFile(FileID, DatOffset: Integer; var Target: TStream); overload; override; procedure UpdateRawFile(FileID, DatOffset: Integer; Src: TStream); overload; override; procedure LoadRawFilePart(FileID, DatOffset, Offset, Size: Integer; var Target: TStream); overload; override; procedure UpdateRawFilePart(FileID, DatOffset, Offset, Size: Integer; Src: TStream); overload; override; - function AppendRawFile(LocSep: Boolean; Size: Integer; Src: TStream): Integer; overload; override; + function AppendRawFile(LocSep: Boolean; Src: TStream): Integer; overload; override; published end; implementation uses - SysUtils, StrUtils, Data, Functions, RawList; + SysUtils, StrUtils, Data, Functions, RawList, DatLinks, Math; (* @@ -59,41 +63,6 @@ uses constructor TAccess_OniArchive.Create(DatFilename: String; ConnectionID: Integer; var Msg: TStatusMessages); -type - THeader = packed record - Ident: array[0..$13] of Byte; - Files: Integer; - NamedFiles: Integer; - Extensions: Integer; - DataAddr: Integer; - DataSize: Integer; - NamesAddr: Integer; - NamesSize: Integer; - Ident2: array[0..$F] of Byte; - end; - TFilesMap = array of packed record - Extension: array[0..$3] of Char; - DataAddr: Integer; - NameAddr: Integer; - FileSize: Integer; - FileType: LongWord; - end; - TNamedFilesMap = array of packed record - FileNumber: Integer; - blubb: Integer; - end; -const - header_ident1_pc: array[0..$13] of Byte = - ($1F, $27, $DC, $33, $DF, $BC, $03, $00, $31, $33, $52, $56, $40, $00, - $14, $00, $10, $00, $08, $00); - header_ident1_mac: array[0..$13] of Byte = - ($61, $30, $C1, $23, $DF, $BC, $03, $00, $31, $33, $52, $56, $40, $00, - $14, $00, $10, $00, $08, $00); - header_ident1_macbeta: array[0..$13] of Byte = - ($81, $11, $8D, $23, $DF, $BC, $03, $00, $31, $33, $52, $56, $40, $00, - $14, $00, $10, $00, $08, $00); - header_ident2: array[0..$F] of Byte = - ($99, $CF, $40, $00, $90, $4F, $63, $00, $F4, $55, $5F, $00, $90, $4F, $63, $00); var i: Integer; header_pc, header_mac, header_macbeta: Boolean; @@ -116,14 +85,20 @@ begin header_pc := True; header_mac := True; header_macbeta := True; - for i := 0 to High(Fdat_header.Ident) do + for i := 0 to High(Fdat_header.GlobalIdent) do + if Fdat_header.GlobalIdent[i] <> HeaderGlobalIdent[i] then + begin + Msg := SM_IncompatibleFile; + Exit; + end; + + for i := 0 to High(Fdat_header.OSIdent) do begin -// FLevelInfo.Ident[i] := Fdat_header.Ident[i]; - if Fdat_header.Ident[i] <> header_ident1_pc[i] then + if Fdat_header.OSIdent[i] <> HeaderOSIdentWin[i] then header_pc := False; - if Fdat_header.Ident[i] <> header_ident1_mac[i] then + if Fdat_header.OSIdent[i] <> HeaderOSIdentMac[i] then header_mac := False; - if Fdat_header.Ident[i] <> header_ident1_macbeta[i] then + if Fdat_header.OSIdent[i] <> HeaderOSIdentMacBeta[i] then header_macbeta := False; end; if not (header_pc xor header_mac xor header_macbeta) then @@ -183,12 +158,60 @@ begin Msg := SM_OK; FBackend := DB_ONI; + FConnectionID := ConnectionID; FChangeRights := [CR_EditDat, CR_EditRaw, CR_AppendRaw]; end; +procedure TAccess_OniArchive.SetUnloadWhenUnused(doit: Boolean); +begin + FUnloadWhenUnused := doit; + if FUnloadWhenUnused then + begin + if FDatOpened then + begin + FDatOpened := False; + Fdat_file.Free; + end; + if FRawOpened then + begin + FRawOpened := False; + Fraw_file.Free; + end; + if FSepOpened then + begin + FSepOpened := False; + Fsep_file.Free; + end; + end + else + begin + if not FDatOpened then + begin + Fdat_file := TFileStream.Create(FFileName, fmOpenReadWrite); + FDatOpened := True; + end; + if not FRawOpened then + begin + Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'), + fmOpenReadWrite); + FRawOpened := True; + end; + if (not FSepOpened) and (FDataOS <> DOS_WIN) then + begin + Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'), + fmOpenReadWrite); + FSepOpened := True; + end; + end; +end; + + + + + procedure TAccess_OniArchive.Close; begin if FDatOpened then @@ -248,6 +271,12 @@ var name := fields.Strings[2]; extension := fields.Strings[0]; end; + if SortType in [ST_ExtNameAsc, ST_ExtNameDesc] then + begin + id := fields.Strings[2]; + name := fields.Strings[1]; + extension := fields.Strings[0]; + end; end; begin @@ -261,10 +290,7 @@ begin begin if (NoEmptyFiles = False) or ((Fdat_files[i].FileType and $02) = 0) then begin - if AppSettings.FilenumbersAsHex then - id := IntToHex(Fdat_files[i].ID, 4) - else - id := FormatNumber(Fdat_files[i].ID, 5, '0'); + id := FormatNumber(Fdat_files[i].ID, 5, '0'); name := Fdat_files[i].Name; extension := Fdat_files[i].Extension; @@ -272,15 +298,17 @@ begin ST_IDAsc, ST_IDDesc: list.Add(id + ';' + name + ';' + extension); ST_NameAsc, ST_NameDesc: list.Add(name + ';' + id + ';' + extension); ST_ExtAsc, ST_ExtDesc: list.Add(extension + ';' + id + ';' + name); + ST_ExtNameAsc, ST_ExtNameDesc: list.Add(name + ';' + extension + ';' + id); end; end; end; end; - Result := TStringList.Create; + if not Assigned(Result) then + Result := TStringList.Create; if list.Count > 0 then begin fields := TStringList.Create; - if SortType in [ST_IDAsc, ST_NameAsc, ST_ExtAsc] then + if SortType in [ST_IDAsc, ST_NameAsc, ST_ExtAsc, ST_ExtNameAsc] then for i := 0 to list.Count - 1 do begin getfields; @@ -312,7 +340,10 @@ function TAccess_OniArchive.GetExtension var i: Integer; begin - Result := TStringList.Create; + if not Assigned(Result) then + Result := TStringList.Create; + if Result is TStringList then + TStringList(Result).Sorted := True; for i := 0 to Length(Fdat_extensionsmap) - 1 do begin with Fdat_extensionsmap[i] do @@ -416,6 +447,39 @@ end; +function TAccess_OniArchive.GetDatLink(FileID, DatOffset: Integer): TDatLink; +var + link: Integer; +begin + Result := DatLinksManager.GetDatLink(FConnectionID, FileID, DatOffset); + LoadDatFilePart(fileid, Result.SrcOffset, 4, @link); + if link > 0 then + Result.DestID := link div 256 + else + Result.DestID := -1; +end; + + +function TAccess_OniArchive.GetDatLinks(FileID: Integer): TDatLinkList; +var + i: Integer; + link: Integer; +begin + Result := DatLinksManager.GetDatLinks(FConnectionID, FileID); + if Length(Result) > 0 then + begin + for i := 0 to High(Result) do + begin + LoadDatFilePart(fileid, Result[i].SrcOffset, 4, @link); + if link > 0 then + Result[i].DestID := link div 256 + else + Result[i].DestID := -1; + end; + end; +end; + + function TAccess_OniArchive.GetRawList(FileID: Integer): TRawDataList; begin Result := RawLists.GetRawList(FConnectionID, FileID); @@ -429,9 +493,10 @@ end; - -procedure TAccess_OniArchive.LoadRawOffset(LocSep: Boolean; RawAddr, Size: Integer; target: Pointer); +procedure TAccess_OniArchive.LoadRawOffset(LocSep: Boolean; RawAddr, Size: Integer; var target: TStream); begin + if not Assigned(Target) then + Target := TMemoryStream.Create; if not LocSep then begin if not FRawOpened then @@ -440,7 +505,8 @@ begin if RawAddr <= Fraw_file.Size then begin Fraw_file.Seek(RawAddr, soFromBeginning); - Fraw_file.Read(target^, size); + Target.CopyFrom(Fraw_file, size); + Target.Seek(0, soFromBeginning); end; if UnloadWhenUnused then begin @@ -458,7 +524,8 @@ begin if RawAddr <= Fsep_file.Size then begin Fsep_file.Seek(RawAddr, soFromBeginning); - Fsep_file.Read(target^, size); + Target.CopyFrom(Fsep_file, size); + Target.Seek(0, soFromBeginning); end; if UnloadWhenUnused then begin @@ -470,6 +537,16 @@ begin end; end; +procedure TAccess_OniArchive.LoadRawOffset(LocSep: Boolean; RawAddr, Size: Integer; target: Pointer); +var + data: TStream; +begin + data := nil; + LoadRawOffset(LocSep, RawAddr, Size, data); + data.Read(Target^, Size); + data.Free; +end; + procedure TAccess_OniArchive.LoadRawFile(FileID, DatOffset: Integer; var Target: TStream); var raw_info: TRawDataInfo; @@ -530,7 +607,7 @@ begin Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'), fmOpenReadWrite); Fraw_file.Seek(raw_info.RawAddr, soFromBeginning); - Fraw_file.CopyFrom(Src, raw_info.RawSize); + Fraw_file.CopyFrom(Src, Min(raw_info.RawSize, Src.Size)); if UnloadWhenUnused then begin FRawOpened := False; @@ -575,6 +652,7 @@ begin end; end; + procedure TAccess_OniArchive.UpdateRawFilePart(FileID, DatOffset, Offset, Size: Integer; Src: TStream); var raw_info: TRawDataInfo; @@ -615,16 +693,23 @@ begin end; end; -function TAccess_OniArchive.AppendRawFile(LocSep: Boolean; Size: Integer; Src: TStream): Integer; +function TAccess_OniArchive.AppendRawFile(LocSep: Boolean; Src: TStream): Integer; +const + EmptyBytes: Array[0..31] of Byte = ( + 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 ); begin if not LocSep then begin if not FRawOpened then Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'), fmOpenReadWrite); + if (Fraw_file.Size mod 32) > 0 then + Fraw_file.Write(EmptyBytes[0], 32 - (Fraw_file.Size mod 32)); Result := Fraw_file.Size; Fraw_file.Seek(0, soFromEnd); - Fraw_file.CopyFrom(Src, Size); + Fraw_file.CopyFrom(Src, Src.Size); + if (Fraw_file.Size mod 32) > 0 then + Fraw_file.Write(EmptyBytes[0], 32 - (Fraw_file.Size mod 32)); if UnloadWhenUnused then begin FRawOpened := False; @@ -638,9 +723,13 @@ begin if not FSepOpened then Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'), fmOpenReadWrite); + if (Fsep_file.Size mod 32) > 0 then + Fsep_file.Write(EmptyBytes[0], 32 - (Fsep_file.Size mod 32)); Result := Fsep_file.Size; Fsep_file.Seek(0, soFromEnd); - Fsep_file.CopyFrom(Src, Size); + Fsep_file.CopyFrom(Src, Src.Size); + if (Fsep_file.Size mod 32) > 0 then + Fsep_file.Write(EmptyBytes[0], 32 - (Fsep_file.Size mod 32)); if UnloadWhenUnused then begin FSepOpened := False;