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LevelDB.pas@ 1124

Last change on this file since 1124 was 248, checked in by alloc, 17 years ago

File size: 25.0 KB

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[112]	1	unit LevelDB;
[93]	2	interface
	3	uses
	4	Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
	5	Dialogs, ComCtrls, StdCtrls, StrUtils;
	6
	7	type
	8	TForm_LevelDB = class(TForm)
	9	group_progress: TGroupBox;
	10	progress: TProgressBar;
	11	lbl_progress: TLabel;
	12	btn_abortok: TButton;
	13	lbl_estimation: TLabel;
	14	procedure btn_abortokClick(Sender: TObject);
	15	public
[97]	16	procedure CreateDatabase(Source, Target: String);
	17	procedure CreateLevel(Source, Target: String);
[93]	18	end;
	19
	20
	21	var
	22	Form_LevelDB: TForm_LevelDB;
	23
	24	implementation
	25	{$R *.dfm}
[112]	26	uses ABSMain, ABSDecUtil, Main,
[166]	27	ConnectionManager, TypeDefs, DataAccess, OniImgClass, Data, RawList,
	28	Access_OniArchive;
[93]	29
	30	var
[112]	31	Converting: Boolean = False;
	32	Abort: Boolean = False;
[93]	33
[112]	34
	35	function GetOpenMsg(msg: TStatusMessages): String;
	36	begin
	37	case msg of
	38	SM_AlreadyOpened: Result := 'File already opened.';
	39	SM_FileNotFound: Result := 'File not found.';
	40	SM_UnknownExtension: Result := 'Unknown extension.';
	41	SM_IncompatibleFile: Result := 'Incompatible file format.';
	42	SM_UnknownError: Result := 'Unknown error.';
	43	end;
	44	end;
	45
	46
	47	procedure TForm_LevelDB.CreateLevel(Source, Target: String);
[143]	48	const
	49	EmptyBytes: Array[0..31] of Byte = (
	50	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 );
[93]	51	var
[112]	52	DatHeader: THeader;
	53	FilesHeader: TFilesMap;
[93]	54	NamedFilesHeader: TNamedFilesMap;
	55	ExtensionsHeader: TExtensionsMap;
[112]	56
	57	Stream_Body, Stream_Names: TMemoryStream;
[93]	58	Stream_Dat, Stream_Raw, Stream_Sep: TFileStream;
	59
[112]	60	BeginTime, FileTime: Double;
	61	Step: Integer;
	62	LevelID: Integer;
	63	TimeFormat: TFormatSettings;
[93]	64
[112]	65	ConID: Integer;
	66	Connection: TDataAccess;
	67	ConRepMsg: TStatusMessages;
[93]	68
[120]	69	FileID: Integer;
	70
[112]	71	Strings: TStrings;
	72	i, j: Integer;
[113]	73	temps: String;
[120]	74	tempi: Integer;
	75	tempb: Byte;
[113]	76	FileInfo: TFileInfo;
[120]	77	DatLinks: TDatLinkList;
	78	RawLinks: TRawDataList;
[113]	79
	80	DatFileStream, RawFileStream: TMemoryStream;
[93]	81	const
[112]	82	Steps: Byte = 3;
[93]	83
	84
[112]	85	procedure DoStep(StepName: String);
[93]	86	begin
[112]	87	Inc(Step);
	88	if StepName <> 'FIN' then
[93]	89	group_progress.Caption :=
[112]	90	'Creating Dat (Step ' + IntToStr(Step) + '/' + IntToStr(Steps) + ': ' + StepName + ')'
[93]	91	else
	92	group_progress.Caption := 'Creating Dat (FINISHED)';
	93	end;
	94
[138]	95	procedure StopConvert;
	96	begin
	97	btn_abortok.Caption := '&Close';
	98	btn_abortok.Default := True;
	99	converting := False;
	100	lbl_estimation.Caption := 'ABORTED';
	101	group_progress.Caption := 'Creating Level (ABORTED)';
	102
	103	Stream_Body.Free;
	104	Stream_Names.Free;
	105	DatFileStream.Free;
	106	RawFileStream.Free;
	107
	108	Stream_Dat.Free;
	109	Stream_Raw.Free;
	110	if Connection.DataOS in [DOS_WINDEMO, DOS_MAC, DOS_MACBETA] then
	111	Stream_Sep.Free;
	112
	113	if MessageBox(Self.Handle, PChar('Delete the unfinished level-files?'),
	114	PChar('Delete files?'), MB_YESNO) = idYes then
	115	begin
	116	DeleteFile(target);
	117	DeleteFile(AnsiReplaceStr(Target, '.dat', '.raw'));
	118	if Connection.DataOS in [DOS_WINDEMO, DOS_MAC, DOS_MACBETA] then
	119	DeleteFile(AnsiReplaceStr(Target, '.dat', '.sep'));
	120	end;
	121	end;
	122
[93]	123	begin
	124
	125	//
	126	// FILE EXISTS CHECK FÜR DAT/RAW/SEP!!!
	127	//
	128
[112]	129	TimeFormat.ShortTimeFormat := 'hh:nn:ss';
	130	TimeFormat.LongTimeFormat := 'hh:nn:ss';
	131	TimeFormat.TimeSeparator := ':';
[93]	132
[112]	133	ConID := ConManager.OpenConnection(Source, ConRepMsg);
	134	if not (ConRepMsg in [SM_OK, SM_AlreadyOpened]) then
[93]	135	begin
[112]	136	ShowMessage('Source-file couldn''t be opened! Aborting' + CrLf + GetOpenMsg(ConRepMsg));
[93]	137	Exit;
[112]	138	end else
	139	Connection := ConManager.Connection[ConID];
[93]	140
[112]	141	ConID := ConManager.FileOpened(Target);
	142	if ConID >= 0 then
[93]	143	begin
[112]	144	if MessageBox(Self.Handle, PChar('Destination-file is opened, close it in ' +
	145	'order to proceed conversion?'), PChar('Destination-file opened'),
	146	MB_YESNO + MB_ICONQUESTION) = ID_YES then
	147	begin
	148	if Form_Main.CheckConnectionCloseable(ConID) then
	149	if not ConManager.CloseConnection(ConID, ConRepMsg) then
	150	begin
	151	ShowMessage('Couldn''t close destination-file. Aborting');
	152	Exit;
	153	end;
	154	end else begin
	155	ShowMessage('Aborting');
	156	Exit;
	157	end;
[93]	158	end;
	159
[112]	160	if FileExists(Target) then
[93]	161	begin
[112]	162	if MessageBox(Self.Handle, PChar('Destination-file exists. ' +
	163	'Overwrite it?'), PChar('Destination-file exists'),
	164	MB_YESNO + MB_ICONWARNING) = ID_YES then
	165	begin
	166	if not DeleteFile(Target) then
	167	begin
	168	ShowMessage('Couldn''t delete file. Aborting');
	169	Exit;
[131]	170	end;
	171	if FileExists(AnsiReplaceStr(Target, '.dat', '.raw')) then
	172	if not DeleteFile(AnsiReplaceStr(Target, '.dat', '.raw')) then
[130]	173	begin
	174	ShowMessage('Couldn''t delete file. Aborting');
	175	Exit;
	176	end;
[131]	177	if FileExists(AnsiReplaceStr(Target, '.dat', '.sep')) then
	178	if Connection.DataOS in [DOS_WINDEMO, DOS_MAC, DOS_MACBETA] then
	179	if not DeleteFile(AnsiReplaceStr(Target, '.dat', '.sep')) then
	180	begin
	181	ShowMessage('Couldn''t delete file. Aborting');
	182	Exit;
	183	end;
[112]	184	end else begin
	185	ShowMessage('Aborting');
	186	Exit;
	187	end;
[93]	188	end;
[112]	189
	190	LevelID := Connection.LevelNumber;
	191	LevelID := (LevelID * 2) * 256 * 256 * 256 + $01;
[93]	192
	193	Self.Visible := True;
	194	Form_Main.Visible := False;
[112]	195	Step := 0;
	196	Converting := True;
	197	Abort := False;
[93]	198	btn_abortok.Caption := '&Abort...';
	199	btn_abortok.Default := False;
[112]	200	BeginTime := Time;
[93]	201
	202	Stream_Body := TMemoryStream.Create;
	203	Stream_Names := TMemoryStream.Create;
[112]	204	Stream_Dat := TFileStream.Create(Target, fmCreate);
	205	Stream_Raw := TFileStream.Create(AnsiReplaceStr(Target, '.dat', '.raw'), fmCreate);
[154]	206	Stream_Raw.Write(EmptyBytes[0], 32);
[112]	207	if Connection.DataOS in [DOS_WINDEMO, DOS_MAC, DOS_MACBETA] then
[154]	208	begin
[112]	209	Stream_Sep := TFileStream.Create(AnsiReplaceStr(Target, '.dat', '.sep'), fmCreate);
[154]	210	Stream_Sep.Write(EmptyBytes[0], 32);
	211	end;
[93]	212
[154]	213
[93]	214	DoStep('Creating header');
	215	progress.Position := 0;
	216	lbl_progress.Caption := '';
	217	lbl_estimation.Caption := 'Estimated finishing time: unknown';
	218	Application.ProcessMessages;
	219
[112]	220	SetLength(NamedFilesHeader, 0);
	221	Strings := TStringList.Create;
	222	Strings := Connection.GetFilesList('', '', False, ST_ExtNameAsc);
	223	for i := 0 to Strings.Count - 1 do
	224	begin
	225	if MidStr(Strings.Strings[i],
	226	Pos('-', Strings.Strings[i]) + 1,
	227	Length(Strings.Strings[i]) -
	228	Pos('.', ReverseString(Strings.Strings[i])) -
	229	Pos('-', Strings.Strings[i])
	230	) <> '' then
	231	begin
	232	SetLength(NamedFilesHeader, Length(NamedFilesHeader) + 1);
	233	NamedFilesHeader[High(NamedFilesHeader)].FileNumber := StrToInt(MidStr(Strings.Strings[i], 1, 5));
	234	NamedFilesHeader[High(NamedFilesHeader)].blubb := 0;
	235	end;
	236	end;
	237
[113]	238	for i := 0 to High(DatHeader.OSIdent) do
	239	case Connection.DataOS of
	240	DOS_WIN: DatHeader.OSIdent[i] := HeaderOSIdentWin[i];
[173]	241	DOS_MAC, DOS_WINDEMO: DatHeader.OSIdent[i] := HeaderOSIdentMac[i];
[113]	242	DOS_MACBETA: DatHeader.OSIdent[i] := HeaderOSIdentMacBeta[i];
	243	end;
	244	for i := 0 to High(DatHeader.GlobalIdent) do
	245	DatHeader.GlobalIdent[i] := HeaderGlobalIdent[i];
	246	DatHeader.Files := Connection.GetFileCount;
[93]	247	DatHeader.NamedFiles := Length(NamedFilesHeader);
[113]	248
	249	Strings := Connection.GetExtensionsList(EF_ExtCount);
	250
	251	DatHeader.Extensions := Strings.Count;
[93]	252	DatHeader.DataAddr := 0;
	253	DatHeader.DataSize := 0;
	254	DatHeader.NamesAddr := 0;
	255	DatHeader.NamesSize := 0;
	256	for i := 0 to High(DatHeader.Ident2) do
	257	DatHeader.Ident2[i] := 0;
	258	SetLength(FilesHeader, DatHeader.Files);
	259	SetLength(ExtensionsHeader, DatHeader.Extensions);
	260
[112]	261
[93]	262	DoStep('Writing extensions-header');
[113]	263	progress.Max := Strings.Count;
[93]	264	Application.ProcessMessages;
[113]	265	for i := 0 to Strings.Count - 1 do
[93]	266	begin
[113]	267	temps := Strings.Strings[i];
	268	ExtensionsHeader[i].ExtCount := StrToInt( MidStr(
	269	temps,
	270	Pos('(', temps) + 1,
	271	Pos(')', temps) - Pos('(', temps) - 1 ) );
	272	temps := MidStr(temps, 1, 4);
[93]	273	for j := 0 to 3 do
[113]	274	ExtensionsHeader[i].Extension[j] := temps[4-j];
	275	for j := 0 to High(FileTypes) do
	276	if FileTypes[j].Extension = temps then
	277	Break;
	278	if j < Length(FileTypes) then
	279	begin
	280	case Connection.DataOS of
	281	DOS_WIN: ExtensionsHeader[i].Ident := FileTypes[j].IdentWin;
[173]	282	DOS_WINDEMO:
	283	if FileTypes[j].Extension = 'SNDD' then
	284	ExtensionsHeader[i].Ident := FileTypes[j].IdentWin
	285	else
	286	ExtensionsHeader[i].Ident := FileTypes[j].IdentMac;
[113]	287	DOS_MAC: ExtensionsHeader[i].Ident := FileTypes[j].IdentMac;
	288	DOS_MACBETA: ExtensionsHeader[i].Ident := FileTypes[j].IdentMac;
	289	end;
	290	end else begin
	291	ShowMessage('Unknown Extension: ' + Strings.Strings[i]);
	292	Exit;
	293	end;
[93]	294	progress.Position := i + 1;
	295	lbl_progress.Caption := 'Extensions done: ' + IntToStr(i + 1) + '/' +
[113]	296	IntToStr(Strings.Count);
[93]	297	Application.ProcessMessages;
	298	end;
	299
	300	DoStep('Storing files-data');
	301	progress.Position := 0;
	302	progress.Max := DatHeader.Files;
	303	lbl_progress.Caption := '';
	304	lbl_estimation.Caption := 'Estimated finishing time: unknown';
	305	Application.ProcessMessages;
	306
[113]	307	FileTime := Time;
[120]	308	for FileID := 0 to DatHeader.Files - 1 do
[93]	309	begin
[120]	310	FileInfo := Connection.GetFileInfo(FileID);
[93]	311	for j := 0 to 3 do
[120]	312	FilesHeader[FileID].Extension[j] := FileInfo.Extension[4 - j];
[113]	313	if FileInfo.Size > 0 then
[93]	314	begin
[120]	315	FilesHeader[FileID].DataAddr := Stream_Body.Size + 8;
[113]	316	DatFileStream := TMemoryStream.Create;
[120]	317	Connection.LoadDatFile(FileID, TStream(DatFileStream));
[133]	318	DatFileStream.Seek(0, soFromBeginning);
[137]	319	tempi := FileID * 256 + 1;
	320	DatFileStream.Write(tempi, 4);
[113]	321	DatFileStream.Write(LevelID, 4);
[93]	322
[120]	323	DatLinks := Connection.GetDatLinks(FileID);
	324	if Length(DatLinks) > 0 then
[93]	325	begin
[120]	326	for i := 0 to High(DatLinks) do
[93]	327	begin
[120]	328	DatFileStream.Seek(DatLinks[i].SrcOffset, soFromBeginning);
	329	if DatLinks[i].DestID < 0 then
	330	tempi := 0
	331	else
	332	tempi := DatLinks[i].DestID * 256 + 1;
	333	DatFileStream.Write(tempi, 4);
	334	end;
	335	end;
	336
	337	RawLinks := Connection.GetRawList(FileID);
	338	if Length(RawLinks) > 0 then
	339	begin
	340	for i := 0 to High(RawLinks) do
	341	begin
	342	if RawLinks[i].RawSize > 0 then
[93]	343	begin
[120]	344	RawFileStream := TMemoryStream.Create;
[127]	345	Connection.LoadRawFile(FileID, RawLinks[i].SrcOffset, TStream(RawFileStream));
	346	RawFileStream.Seek(0, soFromBeginning);
	347	if RawLinks[i].LocSep then
[120]	348	begin
[127]	349	RawLinks[i].RawAddr := Stream_Sep.Size;
	350	Stream_sep.CopyFrom(RawFileStream, RawFileStream.Size);
[143]	351	if (Stream_Sep.Size mod 32) > 0 then
	352	Stream_Sep.Write(EmptyBytes[0], 32 - (Stream_Sep.Size mod 32));
[120]	353	end else begin
[127]	354	RawLinks[i].RawAddr := Stream_Raw.Size;
	355	Stream_Raw.CopyFrom(RawFileStream, RawFileStream.Size);
[143]	356	if (Stream_Raw.Size mod 32) > 0 then
	357	Stream_Raw.Write(EmptyBytes[0], 32 - (Stream_Raw.Size mod 32));
[120]	358	end;
	359	end else
	360	RawLinks[i].RawAddr := 0;
[129]	361	DatFileStream.Seek(RawLinks[i].SrcOffset, soFromBeginning);
	362	DatFileStream.Write(RawLinks[i].RawAddr, 4);
[120]	363	end;
	364	end;
[129]	365	DatFileStream.Seek(0, soFromBeginning);
	366	Stream_Body.CopyFrom(DatFileStream, DatFileStream.Size);
[143]	367	if (Stream_Body.Size mod 32) > 0 then
[150]	368	begin
	369	ShowMessage(
	370	IntToStr(FileID) + '-' + FileInfo.Name + '.' + FileInfo.Extension + #13#10 +
[152]	371	IntToStr(FileInfo.Size) + ' - 0x' + IntToHex(FileInfo.Size, 6) + ' - real: ' + IntToStr(DatFileStream.Size) + ' - 0x' + IntToHex(DatFileStream.Size, 6) + #13#10 +
[151]	372	IntToStr(Stream_Body.Size) + ' - 0x' + IntToHex(Stream_Body.Size, 6) );
[143]	373	Stream_Body.Write(EmptyBytes[0], 32 - (Stream_Body.Size mod 32));
[150]	374	end;
[93]	375	end
	376	else
[134]	377	FilesHeader[FileID].DataAddr := 0;
[93]	378	if Length(fileinfo.Name) > 0 then
	379	begin
[134]	380	FilesHeader[FileID].NameAddr := Stream_Names.Size;
[93]	381	temps := fileinfo.Extension + fileinfo.Name + Chr(0);
	382	Stream_Names.Write(temps[1], Length(temps));
	383	end
	384	else
[134]	385	FilesHeader[FileID].NameAddr := 0;
	386	FilesHeader[FileID].FileSize := fileinfo.Size;
	387	FilesHeader[FileID].FileType := fileinfo.FileType;
[93]	388
[130]	389	if ((FileID mod 10) = 0) and (FileID >= 100) then
[93]	390	lbl_estimation.Caption := 'Estimated time left: ' + TimeToStr(
[130]	391	(Time - FileTime) / FileID * (progress.Max - FileID + 1) * 1.1, TimeFormat );
	392	progress.Position := FileID + 1;
	393	lbl_progress.Caption := 'Files done: ' + IntToStr(FileID + 1) + '/' + IntToStr(progress.Max);
[93]	394	Application.ProcessMessages;
	395	end;
	396
	397	Stream_Dat.Write(DatHeader, SizeOf(DatHeader));
	398	for i := 0 to High(FilesHeader) do
	399	Stream_Dat.Write(FilesHeader[i], SizeOf(FilesHeader[i]));
	400	for i := 0 to High(NamedFilesHeader) do
	401	Stream_Dat.Write(NamedFilesHeader[i], SizeOf(NamedFilesHeader[i]));
	402	for i := 0 to High(ExtensionsHeader) do
	403	Stream_Dat.Write(ExtensionsHeader[i], SizeOf(ExtensionsHeader[i]));
	404
[143]	405	if (Stream_Dat.Size mod 32) > 0 then
	406	Stream_Dat.Write(EmptyBytes[0], 32 - (Stream_Dat.Size mod 32));
	407
[93]	408	DatHeader.DataSize := Stream_Body.Size;
	409	DatHeader.NamesSize := Stream_Names.Size;
	410	DatHeader.DataAddr := Stream_Dat.Size;
[133]	411
[93]	412	Stream_Body.Seek(0, soFromBeginning);
	413	Stream_Dat.CopyFrom(Stream_Body, Stream_Body.Size);
[143]	414
	415	if (Stream_Dat.Size mod 32) > 0 then
	416	Stream_Dat.Write(EmptyBytes[0], 32 - (Stream_Dat.Size mod 32));
	417
[93]	418	DatHeader.NamesAddr := Stream_Dat.Size;
	419	Stream_Names.Seek(0, soFromBeginning);
	420	Stream_Dat.CopyFrom(Stream_Names, Stream_Names.Size);
	421
	422	Stream_Dat.Seek(0, soFromBeginning);
	423	Stream_Dat.Write(DatHeader, SizeOf(DatHeader));
	424
	425	Stream_Dat.Free;
	426	Stream_Body.Free;
	427	Stream_Names.Free;
	428	Stream_Raw.Free;
[129]	429
	430	if Connection.DataOS in [DOS_WINDEMO, DOS_MAC, DOS_MACBETA] then
[93]	431	Stream_Sep.Free;
	432
	433	progress.Position := progress.Max;
	434	lbl_progress.Caption := 'Files done: ' + IntToStr(progress.Max) + '/' +
	435	IntToStr(progress.Max);
[113]	436	lbl_estimation.Caption := 'FINISHED (duration: ' + TimeToStr(Time - Begintime, TimeFormat) + ')';
[93]	437
	438	DoStep('FIN');
	439	btn_abortok.Caption := '&OK';
	440	btn_abortok.Default := True;
	441
	442	converting := False;
	443
[129]	444	// CloseDataConnection(DataConnections[conIndex]);
[93]	445	end;
	446
	447
	448
	449
	450	procedure TForm_LevelDB.CreateDatabase(Source, target: String);
[134]	451	var
	452	DataBase: TABSDatabase;
[138]	453	Query: TABSQuery;
	454	MimeCoder: TStringFormat_MIME64;
[112]	455
[138]	456	BeginTime, FileTime: Double;
	457	Step: Integer;
	458	TimeFormat: TFormatSettings;
[93]	459
[138]	460	ConID: Integer;
	461	Connection: TDataAccess;
	462	ConRepMsg: TStatusMessages;
[93]	463
[138]	464	FileID: Integer;
[93]	465
[138]	466	i: Integer;
	467	temps: String;
	468	tempdata: TByteData;
	469	FileInfo: TFileInfo;
	470	DatLinks: TDatLinkList;
	471	RawLinks: TRawDataList;
	472	const
	473	steps: Byte = 2;
[93]	474
	475	procedure DoStep(stepname: String);
	476	begin
	477	Inc(step);
	478	if stepname <> 'FIN' then
	479	group_progress.Caption :=
	480	'Creating DB (Step ' + IntToStr(step) + '/' + IntToStr(steps) + ': ' + stepname + ')'
	481	else
	482	group_progress.Caption := 'Creating DB (FINISHED)';
	483	end;
	484
[138]	485	procedure StopConvert;
	486	begin
	487	btn_abortok.Caption := '&Close';
	488	btn_abortok.Default := True;
	489	converting := False;
	490	lbl_estimation.Caption := 'ABORTED';
	491	group_progress.Caption := 'Creating DB (ABORTED)';
	492	DataBase.Close;
	493	if MessageBox(Self.Handle, PChar('Delete the unfinished DB-file?'),
	494	PChar('Delete file?'), MB_YESNO) = idYes then
	495	begin
	496	DeleteFile(target);
	497	end;
[173]	498	end;
[138]	499
	500
	501
[93]	502	begin
[138]	503
	504	//
	505	// FILE EXISTS CHECK FÜR DAT/RAW/SEP!!!
	506	//
	507
	508	TimeFormat.ShortTimeFormat := 'hh:nn:ss';
	509	TimeFormat.LongTimeFormat := 'hh:nn:ss';
	510	TimeFormat.TimeSeparator := ':';
	511
	512	ConID := ConManager.OpenConnection(Source, ConRepMsg);
	513	if not (ConRepMsg in [SM_OK, SM_AlreadyOpened]) then
[93]	514	begin
[138]	515	ShowMessage('Source-file couldn''t be opened! Aborting' + CrLf + GetOpenMsg(ConRepMsg));
[93]	516	Exit;
[138]	517	end else
	518	Connection := ConManager.Connection[ConID];
	519
	520	ConID := ConManager.FileOpened(Target);
	521	if ConID >= 0 then
[93]	522	begin
[138]	523	if MessageBox(Self.Handle, PChar('Destination-file is opened, close it in ' +
	524	'order to proceed conversion?'), PChar('Destination-file opened'),
	525	MB_YESNO + MB_ICONQUESTION) = ID_YES then
	526	begin
	527	if Form_Main.CheckConnectionCloseable(ConID) then
	528	if not ConManager.CloseConnection(ConID, ConRepMsg) then
	529	begin
	530	ShowMessage('Couldn''t close destination-file. Aborting');
	531	Exit;
	532	end;
	533	end else begin
	534	ShowMessage('Aborting');
	535	Exit;
	536	end;
[93]	537	end;
	538
[138]	539	if FileExists(Target) then
	540	begin
	541	if MessageBox(Self.Handle, PChar('Destination-file exists. ' +
	542	'Overwrite it?'), PChar('Destination-file exists'),
	543	MB_YESNO + MB_ICONWARNING) = ID_YES then
	544	begin
	545	if not DeleteFile(Target) then
	546	begin
	547	ShowMessage('Couldn''t delete file. Aborting');
	548	Exit;
	549	end;
	550	end else begin
	551	ShowMessage('Aborting');
	552	Exit;
	553	end;
	554	end;
[93]	555
	556	Self.Visible := True;
	557	Form_Main.Visible := False;
	558	step := 0;
	559	converting := True;
	560	abort := False;
	561	btn_abortok.Caption := '&Abort...';
	562	btn_abortok.Default := False;
	563
[138]	564	BeginTime := Time;
[93]	565
	566	DataBase := TABSDatabase.Create(Self);
[134]	567	DataBase.MaxConnections := 1;
[136]	568	DataBase.PageSize := 8112;
	569	DataBase.PageCountInExtent := 8;
[138]	570
[93]	571	DataBase.DatabaseName := 'OLDB';
	572	DataBase.DatabaseFileName := target;
	573	DataBase.CreateDatabase;
	574
	575	DoStep('Creating tables');
	576	progress.Position := 0;
	577	lbl_progress.Caption := '';
	578	lbl_estimation.Caption := 'Estimated finishing time: unknown';
	579	Application.ProcessMessages;
	580
	581	Query := TABSQuery.Create(Self);
	582	Query.DatabaseName := 'OLDB';
	583	Query.SQL.Text :=
[136]	584	'CREATE TABLE globals ( id AUTOINC PRIMARY KEY, name STRING(128), ' +
	585	'value STRING(128) );';
[93]	586	Query.ExecSQL;
	587	Query.SQL.Text :=
[136]	588	'CREATE TABLE linkmap ( id AUTOINC PRIMARY KEY, src_id INTEGER, ' +
[141]	589	'src_link_offset INTEGER, target_id INTEGER);';
[93]	590	Query.ExecSQL;
[141]	591	Query.SQL.Text := 'CREATE INDEX idsrcid ON linkmap (src_id);';
	592	Query.ExecSQL;
	593	Query.SQL.Text := 'CREATE INDEX idtargetid ON linkmap (target_id);';
	594	Query.ExecSQL;
[93]	595	Query.SQL.Text :=
[241]	596	'CREATE TABLE rawmap ( id AUTOINC PRIMARY KEY, name STRING(32), src_id INTEGER, ' +
	597	'src_link_offset INTEGER, sep BOOLEAN, type STRING(8), size INTEGER, ' +
[141]	598	'data BLOB BlobCompressionMode 9 BlobBlockSize 1024 BlobCompressionAlgorithm ZLib);';
[93]	599	// Query.SQL.Text:='CREATE TABLE rawmap ( id AUTOINC PRIMARY KEY, src_id INTEGER, src_link_offset INTEGER, size INTEGER, data BLOB BlobCompressionAlgorithm None );';
	600	Query.ExecSQL;
[141]	601	Query.SQL.Text := 'CREATE INDEX idsrcid ON rawmap (src_id);';
	602	Query.ExecSQL;
[241]	603	Query.SQL.Text := 'CREATE INDEX idtype ON rawmap (type);';
	604	Query.ExecSQL;
[93]	605	Query.SQL.Text :=
[136]	606	'CREATE TABLE datfiles ( id INTEGER PRIMARY KEY, extension CHAR(4), ' +
	607	'name STRING(128), contenttype INTEGER, size INTEGER, ' +
	608	'data BLOB BlobCompressionMode 9 BlobBlockSize 1024 BlobCompressionAlgorithm ZLib );';
[93]	609	// Query.SQL.Text:='CREATE TABLE datfiles ( id INTEGER PRIMARY KEY, extension CHAR(4), name STRING(128), contenttype INTEGER, size INTEGER, data BLOB BlobCompressionAlgorithm None );';
	610	Query.ExecSQL;
[136]	611	// Query.SQL.Text :=
	612	// 'CREATE TABLE extlist ( id AUTOINC PRIMARY KEY, ext CHAR(4), ident CHAR(16) );';
	613	// Query.ExecSQL;
[93]	614
	615	Query.SQL.Text := 'INSERT INTO globals (name,value) VALUES ("dbversion","' +
	616	dbversion + '");';
	617	Query.ExecSQL;
[138]	618
[93]	619	Query.SQL.Text := 'INSERT INTO globals (name,value) VALUES ("lvl","' +
[138]	620	IntToStr(Connection.LevelNumber) + '");';
[93]	621	Query.ExecSQL;
[138]	622	case Connection.DataOS of
	623	DOS_WIN: temps := 'WIN';
	624	DOS_WINDEMO: temps := 'WINDEMO';
	625	DOS_MAC: temps := 'MAC';
	626	DOS_MACBETA: temps := 'MACBETA';
	627	end;
	628	Query.SQL.Text := 'INSERT INTO globals (name,value) VALUES ("os","' + temps + '");';
[93]	629	Query.ExecSQL;
	630
	631	progress.Position := 0;
	632	lbl_progress.Caption := 'Files done: ' + IntToStr(0) + '/' + IntToStr(
[138]	633	Connection.GetFileCount);
[93]	634	lbl_estimation.Caption := 'Estimated finishing time: unknown';
	635
[138]	636	progress.Max := Connection.GetFileCount;
[93]	637	begintime := Time;
	638	DoStep('Writing .dat-fileslist');
	639	Application.ProcessMessages;
	640
[142]	641	FileTime := Time;
[93]	642	Database.StartTransaction;
[138]	643	for FileID := 0 to Connection.GetFileCount - 1 do
[93]	644	begin
[138]	645	fileinfo := Connection.GetFileInfo(FileID);
[93]	646	if (fileinfo.FileType and $02) = 0 then
	647	begin
	648	mimecoder := TStringFormat_MIME64.Create;
[138]	649	Connection.LoadDatFile(FileID, tempdata);
[93]	650	Query.SQL.Text :=
	651	'INSERT INTO datfiles (id,extension,name,contenttype,size,data) VALUES (' +
[138]	652	IntToStr(FileID) + ',"' + fileinfo.Extension + '","' + fileinfo.Name + '","' + IntToHex(
[93]	653	fileinfo.FileType, 8) + '",' + IntToStr(fileinfo.Size) + ',MimeToBin("' +
[138]	654	MimeCoder.StrTo(@tempdata[0], Length(tempdata)) + '") );';
[93]	655	Query.ExecSQL;
	656	mimecoder.Free;
	657
[138]	658	RawLinks := Connection.GetRawList(FileID);
	659	if Length(RawLinks) > 0 then
[93]	660	begin
[138]	661	for i := 0 to High(RawLinks) do
[93]	662	begin
[138]	663	if RawLinks[i].RawSize > 0 then
[93]	664	begin
[138]	665	SetLength(tempdata, RawLinks[i].RawSize);
	666	Connection.LoadRawFile(FileID, RawLinks[i].SrcOffset, tempdata);
[93]	667	mimecoder := TStringFormat_MIME64.Create;
	668	Query.SQL.Text :=
[241]	669	'INSERT INTO rawmap (name,src_id,src_link_offset,sep,type,size,data) VALUES (' +
	670	'"' + RawLinks[i].Name + '", ' +
[138]	671	IntToStr(FileID) + ', ' + IntToStr(RawLinks[i].SrcOffset) + ',' +
	672	BoolToStr(RawLinks[i].LocSep) + ', ' +
[241]	673	'"' + RawLinks[i].RawType + '", ' +
[138]	674	IntToStr(RawLinks[i].RawSize) + ', ' +
	675	'MimeToBin("' + MimeCoder.StrTo(@tempdata[0], RawLinks[i].RawSize) + '") );';
[93]	676	Query.ExecSQL;
	677	mimecoder.Free;
	678	end
	679	else
	680	begin
	681	Query.SQL.Text :=
[241]	682	'INSERT INTO rawmap (name,src_id,src_link_offset,sep,type,size) VALUES (' +
	683	'"' + RawLinks[i].Name + '", ' +
[138]	684	IntToStr(FileID) + ', ' + IntToStr(RawLinks[i].SrcOffset) + ', ' +
[241]	685	BoolToStr(RawLinks[i].LocSep) + ', ' +
	686	'"' + RawLinks[i].RawType + '", ' +
	687	'0);';
[93]	688	Query.ExecSQL;
	689	end;
	690	end;
	691	end;
	692
[138]	693	DatLinks := Connection.GetDatLinks(FileID);
	694	if Length(DatLinks) > 0 then
	695	begin
	696	for i := 0 to High(DatLinks) do
	697	begin
	698	Query.SQL.Text :=
	699	'INSERT INTO linkmap (src_id, src_link_offset, target_id) VALUES (' +
	700	IntToStr(FileID) + ', ' + IntToStr(DatLinks[i].SrcOffset) + ', ' +
	701	IntToStr(DatLinks[i].DestID) + ');';
	702	Query.ExecSQL;
	703	end;
	704	end;
[93]	705	end
	706	else
	707	begin
	708	Query.SQL.Text :=
	709	'INSERT INTO datfiles (id,extension,name,contenttype,size) VALUES (' +
[138]	710	IntToStr(FileID) + ', "' + fileinfo.Extension + '", ' +
	711	'"' + fileinfo.Name + '", "' + IntToHex(fileinfo.FileType, 8) + '", 0);';
[93]	712	Query.ExecSQL;
	713	end;
[138]	714	if ((FileID mod 100) = 0) and (FileID > 0) then
[93]	715	begin
	716	Database.Commit(False);
	717	Database.StartTransaction;
	718	end;
[138]	719	if ((FileID mod 10) = 0) and (FileID >= 100) then
[93]	720	lbl_estimation.Caption := 'Estimated time left: ' + TimeToStr(
[142]	721	(Time - FileTime) / FileID * (progress.Max - FileID + 1) * 1.1, timeformat );
[138]	722	progress.Position := FileID;
	723	lbl_progress.Caption := 'Files done: ' + IntToStr(FileID) + '/' + IntToStr(progress.Max);
[93]	724	Application.ProcessMessages;
	725	if abort then
	726	begin
[138]	727	StopConvert;
[93]	728	Exit;
	729	end;
	730	end;
	731	Database.Commit(False);
	732	progress.Position := progress.Max;
	733	lbl_progress.Caption := 'Files done: ' + IntToStr(progress.Max) + '/' +
	734	IntToStr(progress.Max);
	735
[138]	736	lbl_estimation.Caption := 'FINISHED (duration: ' + TimeToStr(Time - BeginTime, timeformat) + ')';
[93]	737
	738	DoStep('FIN');
	739	btn_abortok.Caption := '&OK';
	740	btn_abortok.Default := True;
	741
	742	converting := False;
	743
[138]	744	Query.Close;
	745	Query.Free;
	746	DataBase.Close;
	747	DataBase.Free;
[93]	748	end;
	749
	750
	751
	752
	753	procedure TForm_LevelDB.btn_abortokClick(Sender: TObject);
	754	begin
	755	if converting then
	756	begin
	757	if MessageBox(Self.Handle,
	758	PChar('Do you really want to cancel the convert-progress?'),
	759	PChar('Warning: Converting'), MB_YESNO) = idYes then
	760	abort := True;
	761	end
	762	else
	763	begin
	764	Self.Visible := False;
	765	Form_Main.Visible := True;
	766	end;
	767	end;
	768
	769
[138]	770	end.

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source: oup/current/Helper/LevelDB.pas@ 1124

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