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root/Oni2/oup/current/DataAccess/Access_OniArchive.pas

Comparing oup/current/DataAccess/Access_OniArchive.pas (file contents):
Revision 192 by alloc, Thu May 24 17:48:18 2007 UTC vs.
Revision 248 by alloc, Mon Nov 26 11:02:28 2007 UTC

#	Line 11 | Line 11 | type
11		Fsep_file:           TFileStream;
12		Fdat_files:          TFiles;
13		Fdat_extensionsmap:  TExtensionsMap;
14	–	FUnloadWhenUnused:   Boolean;
15	–	FDatOpened:          Boolean;
16	–	FRawOpened:          Boolean;
17	–	FSepOpened:          Boolean;
14		protected
15		public
20	–	property UnloadWhenUnused: Boolean Read FUnloadWhenUnused Write FUnloadWhenUnused;
21	–
16		constructor Create(DatFilename: String; ConnectionID: Integer; var Msg: TStatusMessages); override;
17		procedure Close; override;
18
#	Line 37 | Line 31 | type
31		function GetDatLink(FileID, DatOffset: Integer): TDatLink; override;
32		function GetRawList(FileID: Integer): TRawDataList; override;
33		function GetRawInfo(FileID, DatOffset: Integer): TRawDataInfo; override;
34	+	function GetRawsForType(RawType: String): TRawDataList; override;
35
36		procedure LoadRawOffset(LocSep: Boolean; RawAddr, Size: Integer; var target: TStream); overload;
37		procedure LoadRawOffset(LocSep: Boolean; RawAddr, Size: Integer; target: Pointer); overload;
#	Line 69 | Line 64 | var
64		Fdat_filesmap: TFilesMap;
65		Fdat_namedfilesmap: TNamedFilesMap;
66		begin
72	–	FUnloadWhenUnused := True;
73	–	FDatOpened := False;
74	–	FRawOpened := False;
67		Msg := SM_UnknownError;
68		if not FileExists(DatFilename) then
69		begin
#	Line 153 | Line 145 | begin
145		Fdat_file.Read(FLevelNumber, 1);
146		FLevelNumber := FLevelNumber div 2;
147
148	<	Fdat_file.Free;
148	>	Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'),
149	>	fmOpenReadWrite);
150	>	if not (FDataOS = DOS_WIN) then
151	>	Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'),
152	>	fmOpenReadWrite);
153
154		Msg := SM_OK;
155		FBackend := DB_ONI;
156		FConnectionID := ConnectionID;
157		FChangeRights := [CR_EditDat, CR_EditRaw, CR_AppendRaw];
158	+
159	+	inherited;
160		end;
161
162
#	Line 166 | Line 164 | end;
164
165		procedure TAccess_OniArchive.Close;
166		begin
167	<	if FDatOpened then
167	>	if Assigned(Fdat_file) then
168		Fdat_file.Free;
169	<	if FRawOpened then
169	>	if Assigned(Fraw_file) then
170		Fraw_file.Free;
171	<	if FSepOpened then
171	>	if Assigned(Fsep_file) then
172		Fsep_file.Free;
173		Self.Free;
174		end;
#	Line 234 | Line 232 | var
232		begin
233		list := TStringList.Create;
234		list.Sorted := True;
235	+	if ext = '*' then
236	+	ext := '';
237		for i := 0 to GetFileCount - 1 do
238		begin
239		if ((Length(ext) = 0) or (Pos(Fdat_files[i].Extension, ext) > 0)) and
#	Line 321 | Line 321 | begin
321		begin
322		if not Assigned(Target) then
323		Target := TMemoryStream.Create;
324	<	if not FDatOpened then
325	<	Fdat_file := TFileStream.Create(FFileName, fmOpenReadWrite);
326	<	Fdat_file.Seek(Fdat_files[fileid].DatAddr, soFromBeginning);
327	<	streampos := Target.Position;
328	<	Target.CopyFrom(Fdat_file, Fdat_files[fileid].Size);
329	<	Target.Seek(streampos, soFromBeginning);
330	<	if UnloadWhenUnused then
324	>	if GetFileInfo(FileID).Size > 0 then
325		begin
326	<	Fdat_file.Free;
327	<	FDatOpened := False;
328	<	end
329	<	else
330	<	FDatOpened := True;
326	>	Fdat_file.Seek(Fdat_files[fileid].DatAddr, soFromBeginning);
327	>	streampos := Target.Position;
328	>	Target.CopyFrom(Fdat_file, Fdat_files[fileid].Size);
329	>	Target.Seek(streampos, soFromBeginning);
330	>	end;
331		end;
332		end;
333
#	Line 341 | Line 335 | procedure TAccess_OniArchive.UpdateDatFi
335		begin
336		if fileid < GetFileCount then
337		begin
344	–	if not FDatOpened then
345	–	Fdat_file := TFileStream.Create(FFileName, fmOpenReadWrite);
338		Fdat_file.Seek(Fdat_files[fileid].DatAddr, soFromBeginning);
339		Fdat_file.CopyFrom(Src, Fdat_files[fileid].Size);
348	–	if UnloadWhenUnused then
349	–	begin
350	–	Fdat_file.Free;
351	–	FDatOpened := False;
352	–	end
353	–	else
354	–	FDatOpened := True;
340		end;
341		end;
342
#	Line 363 | Line 348 | begin
348		begin
349		if not Assigned(Target) then
350		Target := TMemoryStream.Create;
366	–	if not FDatOpened then
367	–	Fdat_file := TFileStream.Create(FFileName, fmOpenReadWrite);
351		Fdat_file.Seek(Fdat_files[fileid].DatAddr + offset, soFromBeginning);
352		streampos := Target.Position;
353		Target.CopyFrom(Fdat_file, size);
354		Target.Seek(streampos, soFromBeginning);
372	–	if UnloadWhenUnused then
373	–	begin
374	–	FDatOpened := False;
375	–	Fdat_file.Free;
376	–	end
377	–	else
378	–	FDatOpened := True;
355		end;
356		end;
357
#	Line 383 | Line 359 | procedure TAccess_OniArchive.UpdateDatFi
359		begin
360		if fileid < GetFileCount then
361		begin
386	–	if not FDatOpened then
387	–	Fdat_file := TFileStream.Create(FFileName, fmOpenReadWrite);
362		Fdat_file.Seek(Fdat_files[fileid].DatAddr + offset, soFromBeginning);
363		Fdat_file.CopyFrom(Src, Size);
390	–	if UnloadWhenUnused then
391	–	begin
392	–	Fdat_file.Free;
393	–	FDatOpened := False;
394	–	end
395	–	else
396	–	FDatOpened := True;
364		end;
365		end;
366
#	Line 438 | Line 405 | begin
405		end;
406
407
408	+	function TAccess_OniArchive.GetRawsForType(RawType: String): TRawDataList;
409	+	var
410	+	i, j: Integer;
411	+	dats: TStrings;
412	+	list: TRawDataList;
413	+	begin
414	+	dats := nil;
415	+	dats := GetFilesList(MidStr(RawType, 1, 4), '', True, ST_IDAsc);
416	+	for i := 0 to dats.Count - 1 do
417	+	begin
418	+	list := GetRawList(StrToInt(MidStr(dats.Strings[i], 1, 5)));
419	+	for j := 0 to Length(list) - 1 do
420	+	begin
421	+	if (list[j].RawType = RawType) and (list[j].RawSize > 0) then
422	+	begin
423	+	SetLength(Result, Length(Result)+1);
424	+	Result[High(Result)] := list[j];
425	+	end;
426	+	end;
427	+	end;
428	+	end;
429	+
430	+
431		function TAccess_OniArchive.GetRawInfo(FileID, DatOffset: Integer): TRawDataInfo;
432		begin
433		Result := RawLists.GetRawInfo(FConnectionID, FileID, DatOffset);
#	Line 451 | Line 441 | begin
441		Target := TMemoryStream.Create;
442		if not LocSep then
443		begin
454	–	if not FRawOpened then
455	–	Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'),
456	–	fmOpenReadWrite);
444		if RawAddr <= Fraw_file.Size then
445		begin
446		Fraw_file.Seek(RawAddr, soFromBeginning);
447		Target.CopyFrom(Fraw_file, size);
448		Target.Seek(0, soFromBeginning);
449		end;
463	–	if UnloadWhenUnused then
464	–	begin
465	–	FRawOpened := False;
466	–	Fraw_file.Free;
467	–	end
468	–	else
469	–	FRawOpened := True;
450		end
451		else
452		begin
473	–	if not FSepOpened then
474	–	Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'),
475	–	fmOpenReadWrite);
453		if RawAddr <= Fsep_file.Size then
454		begin
455		Fsep_file.Seek(RawAddr, soFromBeginning);
456		Target.CopyFrom(Fsep_file, size);
457		Target.Seek(0, soFromBeginning);
458		end;
482	–	if UnloadWhenUnused then
483	–	begin
484	–	FSepOpened := False;
485	–	Fsep_file.Free;
486	–	end
487	–	else
488	–	FSepOpened := True;
459		end;
460		end;
461
#	Line 511 | Line 481 | begin
481		raw_info := Self.GetRawInfo(FileID, DatOffset);
482		if not raw_info.LocSep then
483		begin
514	–	if not FRawOpened then
515	–	Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'),
516	–	fmOpenReadWrite);
484		Fraw_file.Seek(raw_info.RawAddr, soFromBeginning);
485		streampos := Target.Position;
486		Target.CopyFrom(Fraw_file, raw_info.RawSize);
487		Target.Seek(streampos, soFromBeginning);
521	–	if UnloadWhenUnused then
522	–	begin
523	–	FRawOpened := False;
524	–	Fraw_file.Free;
525	–	end
526	–	else
527	–	FRawOpened := True;
488		end
489		else
490		begin
531	–	if FUnloadWhenUnused or not FSepOpened then
532	–	Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'),
533	–	fmOpenReadWrite);
491		Fsep_file.Seek(raw_info.RawAddr, soFromBeginning);
492		streampos := Target.Position;
493		Target.CopyFrom(Fsep_file, raw_info.RawSize);
494		Target.Seek(streampos, soFromBeginning);
538	–	if UnloadWhenUnused then
539	–	begin
540	–	FSepOpened := False;
541	–	Fsep_file.Free;
542	–	end
543	–	else
544	–	FSepOpened := True;
495		end;
496		end;
497		end;
#	Line 555 | Line 505 | begin
505		raw_info := GetRawInfo(FileID, DatOffset);
506		if not raw_info.LocSep then
507		begin
558	–	if not FRawOpened then
559	–	Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'),
560	–	fmOpenReadWrite);
508		Fraw_file.Seek(raw_info.RawAddr, soFromBeginning);
509		Fraw_file.CopyFrom(Src, Min(raw_info.RawSize, Src.Size));
563	–	if UnloadWhenUnused then
564	–	begin
565	–	FRawOpened := False;
566	–	Fraw_file.Free;
567	–	end
568	–	else
569	–	FRawOpened := True;
510		end
511		else
512		begin
573	–	if not FSepOpened then
574	–	Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'),
575	–	fmOpenReadWrite);
513		Fsep_file.Seek(raw_info.RawAddr, soFromBeginning);
514		Fsep_file.CopyFrom(Src, raw_info.RawSize);
578	–	if UnloadWhenUnused then
579	–	begin
580	–	FSepOpened := False;
581	–	Fsep_file.Free;
582	–	end
583	–	else
584	–	FSepOpened := True;
515		end;
516		end;
517		end;
#	Line 614 | Line 544 | begin
544		raw_info := GetRawInfo(FileID, DatOffset);
545		if not raw_info.LocSep then
546		begin
617	–	if not FRawOpened then
618	–	Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'),
619	–	fmOpenReadWrite);
547		Fraw_file.Seek(raw_info.RawAddr + Offset, soFromBeginning);
548		Fraw_file.CopyFrom(Src, Size);
622	–	if UnloadWhenUnused then
623	–	begin
624	–	FRawOpened := False;
625	–	Fraw_file.Free;
626	–	end
627	–	else
628	–	FRawOpened := True;
549		end
550		else
551		begin
632	–	if not FSepOpened then
633	–	Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'),
634	–	fmOpenReadWrite);
552		Fsep_file.Seek(raw_info.RawAddr + Offset, soFromBeginning);
553		Fsep_file.CopyFrom(Src, Size);
637	–	if UnloadWhenUnused then
638	–	begin
639	–	FSepOpened := False;
640	–	Fsep_file.Free;
641	–	end
642	–	else
643	–	FSepOpened := True;
554		end;
555		end;
556		end;
#	Line 652 | Line 562 | const
562		begin
563		if not LocSep then
564		begin
655	–	if not FRawOpened then
656	–	Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'),
657	–	fmOpenReadWrite);
565		if (Fraw_file.Size mod 32) > 0 then
566		Fraw_file.Write(EmptyBytes[0], 32 - (Fraw_file.Size mod 32));
567		Result := Fraw_file.Size;
#	Line 662 | Line 569 | begin
569		Fraw_file.CopyFrom(Src, Src.Size);
570		if (Fraw_file.Size mod 32) > 0 then
571		Fraw_file.Write(EmptyBytes[0], 32 - (Fraw_file.Size mod 32));
665	–	if UnloadWhenUnused then
666	–	begin
667	–	FRawOpened := False;
668	–	Fraw_file.Free;
669	–	end
670	–	else
671	–	FRawOpened := True;
572		end
573		else
574		begin
675	–	if not FSepOpened then
676	–	Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'),
677	–	fmOpenReadWrite);
575		if (Fsep_file.Size mod 32) > 0 then
576		Fsep_file.Write(EmptyBytes[0], 32 - (Fsep_file.Size mod 32));
577		Result := Fsep_file.Size;
#	Line 682 | Line 579 | begin
579		Fsep_file.CopyFrom(Src, Src.Size);
580		if (Fsep_file.Size mod 32) > 0 then
581		Fsep_file.Write(EmptyBytes[0], 32 - (Fsep_file.Size mod 32));
685	–	if UnloadWhenUnused then
686	–	begin
687	–	FSepOpened := False;
688	–	Fsep_file.Free;
689	–	end
690	–	else
691	–	FSepOpened := True;
582		end;
583		end;
584

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