| 1 |
unit Unit15_Classes; |
| 2 |
interface |
| 3 |
uses Unit3_data, Unit9_data_structures, Classes, SysUtils, StrUtils, Dialogs, ABSDecUtil, ABSMain, DB; |
| 4 |
|
| 5 |
|
| 6 |
type |
| 7 |
TOniData = class |
| 8 |
private |
| 9 |
FFileName:String; |
| 10 |
FLevelInfo:TLevelInfo; |
| 11 |
FBackend:Integer; |
| 12 |
Fos_mac:Boolean; |
| 13 |
protected |
| 14 |
public |
| 15 |
property FileName:String read FFileName write FFileName; |
| 16 |
property Backend:Integer read FBackend write FBackend; |
| 17 |
property OSisMac:Boolean read Fos_mac write Fos_mac; |
| 18 |
property LevelInfo:TLevelinfo read FLevelInfo write FLevelInfo; |
| 19 |
|
| 20 |
constructor Create(filename:String; var Result:Boolean); virtual; abstract; |
| 21 |
procedure Close; virtual; abstract; |
| 22 |
|
| 23 |
function GetFileInfo(fileid:LongWord):TFileInfo; virtual; abstract; |
| 24 |
function GetFilesList(ext:String; pattern:String; NoEmptyFiles:Boolean):TStringArray; virtual; abstract; |
| 25 |
function GetFilesCount:LongWord; virtual; abstract; |
| 26 |
function GetExtensionsList:TStringArray; virtual; abstract; |
| 27 |
function GetExtendedExtensionsList:TExtensionsMap; virtual; abstract; |
| 28 |
function ExtractFileID(name:String):Integer; |
| 29 |
function GetFileIDByName(name:String):Integer; |
| 30 |
|
| 31 |
function LoadDatFile(fileid:LongWord):Tdata; virtual; abstract; |
| 32 |
procedure UpdateDatFile(fileid:LongWord; data:Tdata); virtual; abstract; |
| 33 |
procedure LoadDatFilePart(fileid,offset,size:LongWord; target:Pointer); virtual; abstract; |
| 34 |
procedure UpdateDatFilePart(fileid,offset,size:LongWord; target:Pointer); virtual; abstract; |
| 35 |
|
| 36 |
function GetRawList(fileid:LongWord):TRawList; virtual; abstract; |
| 37 |
function GetRawInfo(fileid,dat_offset:LongWord):TRawInfo; |
| 38 |
procedure LoadRawFile(fileid,dat_offset:LongWord; target:Pointer); virtual; abstract; |
| 39 |
procedure UpdateRawFile(fileid,dat_offset:LongWord; size:LongWord; target:Pointer); virtual; abstract; |
| 40 |
procedure LoadRawFilePart(fileid,dat_offset:LongWord; offset,size:LongWord; target:Pointer); virtual; abstract; |
| 41 |
procedure UpdateRawFilePart(fileid,dat_offset:LongWord; offset,size:LongWord; target:Pointer); virtual; abstract; |
| 42 |
function AppendRawFile(loc_sep:Boolean; size:LongWord; target:Pointer):LongWord; virtual; abstract;//Returns new Address |
| 43 |
published |
| 44 |
end; |
| 45 |
|
| 46 |
TOniDataDat = class(TOniData) |
| 47 |
private |
| 48 |
Fdat_file:TFileStream; |
| 49 |
Fraw_file:TFileStream; |
| 50 |
Fsep_file:TFileStream; |
| 51 |
Fdat_header:THeader; |
| 52 |
Fdat_filesmap:TFilesMap; |
| 53 |
Fdat_files:TFiles; |
| 54 |
Fdat_namedfilesmap:TNamedFilesMap; |
| 55 |
Fdat_extensionsmap:TExtensionsMap; |
| 56 |
FUnloadWhenUnused:Boolean; |
| 57 |
FDatOpened:Boolean; |
| 58 |
FRawOpened:Boolean; |
| 59 |
FSepOpened:Boolean; |
| 60 |
protected |
| 61 |
public |
| 62 |
property UnloadWhenUnused:Boolean read FUnloadWhenUnused write FUnloadWhenUnused; |
| 63 |
|
| 64 |
constructor Create(DatFilename:String; var Result:Boolean); override; |
| 65 |
procedure Close; override; |
| 66 |
|
| 67 |
function GetFileInfo(fileid:LongWord):TFileInfo; override; |
| 68 |
function GetFilesList(ext:String; pattern:String; NoEmptyFiles:Boolean):TStringArray; override; |
| 69 |
function GetFilesCount:LongWord; override; |
| 70 |
function GetExtensionsList:TStringArray; override; |
| 71 |
function GetExtendedExtensionsList:TExtensionsMap; override; |
| 72 |
|
| 73 |
function LoadDatFile(fileid:LongWord):Tdata; override; |
| 74 |
procedure UpdateDatFile(fileid:LongWord; data:Tdata); override; |
| 75 |
procedure LoadDatFilePart(fileid,offset,size:LongWord; target:Pointer); override; |
| 76 |
procedure UpdateDatFilePart(fileid,offset,size:LongWord; target:Pointer); override; |
| 77 |
|
| 78 |
procedure LoadRawOffset(loc_sep:Boolean; raw_addr,size:LongWord; target:Pointer); |
| 79 |
function GetRawList(fileid:LongWord):TRawList; override; |
| 80 |
procedure LoadRawFile(fileid,dat_offset:LongWord; target:Pointer); override; |
| 81 |
procedure UpdateRawFile(fileid,dat_offset:LongWord; size:LongWord; target:Pointer); override; |
| 82 |
procedure LoadRawFilePart(fileid,dat_offset:LongWord; offset,size:LongWord; target:Pointer); override; |
| 83 |
procedure UpdateRawFilePart(fileid,dat_offset:LongWord; offset,size:LongWord; target:Pointer); override; |
| 84 |
function AppendRawFile(loc_sep:Boolean; size:LongWord; target:Pointer):LongWord; override;//Returns new Address |
| 85 |
published |
| 86 |
end; |
| 87 |
|
| 88 |
TOniDataADB = class(TOniData) |
| 89 |
private |
| 90 |
FDatabase:TABSDatabase; |
| 91 |
FQuery:TABSQuery; |
| 92 |
protected |
| 93 |
public |
| 94 |
constructor Create(OLDBFilename:String; var Result:Boolean); override; |
| 95 |
procedure Close; override; |
| 96 |
|
| 97 |
// function GetDatLinks(srcid:LongWord):TDatLinks; |
| 98 |
function GetFileInfo(fileid:LongWord):TFileInfo; override; |
| 99 |
function GetFilesList(ext:String; pattern:String; NoEmptyFiles:Boolean):TStringArray; override; |
| 100 |
function GetFilesCount:LongWord; override; |
| 101 |
function GetExtensionsList:TStringArray; override; |
| 102 |
function GetExtendedExtensionsList:TExtensionsMap; override; |
| 103 |
function GetNamedFilesMap:TNamedFilesMap; |
| 104 |
|
| 105 |
function LoadDatFile(fileid:LongWord):Tdata; override; |
| 106 |
procedure UpdateDatFile(fileid:LongWord; data:Tdata); override; |
| 107 |
procedure LoadDatFilePart(fileid,offset,size:LongWord; target:Pointer); override; |
| 108 |
procedure UpdateDatFilePart(fileid,offset,size:LongWord; target:Pointer); override; |
| 109 |
|
| 110 |
function GetRawList(fileid:LongWord):TRawList; override; |
| 111 |
procedure LoadRawFile(fileid,dat_offset:LongWord; target:Pointer); override; |
| 112 |
procedure UpdateRawFile(fileid,dat_offset:LongWord; size:LongWord; target:Pointer); override; |
| 113 |
procedure LoadRawFilePart(fileid,dat_offset:LongWord; offset,size:LongWord; target:Pointer); override; |
| 114 |
procedure UpdateRawFilePart(fileid,dat_offset:LongWord; offset,size:LongWord; target:Pointer); override; |
| 115 |
published |
| 116 |
end; |
| 117 |
|
| 118 |
|
| 119 |
const |
| 120 |
ODB_None=-1; |
| 121 |
ODB_Dat=0; |
| 122 |
ODB_ADB=1; |
| 123 |
|
| 124 |
var |
| 125 |
OniDataConnection:TOniData; |
| 126 |
|
| 127 |
function CreateDataConnection(filename:String; backend:Integer):Boolean; |
| 128 |
procedure CloseDataConnection; |
| 129 |
|
| 130 |
|
| 131 |
|
| 132 |
|
| 133 |
implementation |
| 134 |
uses Unit2_Functions; |
| 135 |
|
| 136 |
|
| 137 |
|
| 138 |
(* |
| 139 |
Implementation of TOniData |
| 140 |
*) |
| 141 |
|
| 142 |
function TOniData.GetFileIDByName(name:String):Integer; |
| 143 |
var |
| 144 |
files:TStringArray; |
| 145 |
i: Integer; |
| 146 |
begin |
| 147 |
Result:=-1; |
| 148 |
files:=Self.GetFilesList('',name,false); |
| 149 |
if Length(files)>0 then |
| 150 |
for i:=0 to High(files) do |
| 151 |
if Pos(name,files[i])=Pos('-',files[i])+1 then begin |
| 152 |
// if MidStr(files[i],Pos('-',files[i])+1,Length(files[i])-Pos('-',files[i])-5)=name then begin |
| 153 |
Result:=Self.ExtractFileID(files[i]); |
| 154 |
Break; |
| 155 |
end; |
| 156 |
end; |
| 157 |
|
| 158 |
function TOniData.ExtractFileID(name:String):Integer; |
| 159 |
begin |
| 160 |
if name[5]='-' then |
| 161 |
Result:=HexToLong(MidStr(name,1,4)) |
| 162 |
else |
| 163 |
Result:=StrToInt(MidStr(name,1,5)); |
| 164 |
end; |
| 165 |
|
| 166 |
function TOniData.GetRawInfo(fileid,dat_offset:LongWord):TRawInfo; |
| 167 |
var |
| 168 |
i:LongWord; |
| 169 |
raw_list:TRawList; |
| 170 |
begin |
| 171 |
raw_list:=Self.GetRawList(fileid); |
| 172 |
Result.src_id:=0; |
| 173 |
Result.src_offset:=0; |
| 174 |
Result.raw_addr:=0; |
| 175 |
Result.raw_size:=0; |
| 176 |
for i:=0 to High(raw_list) do begin |
| 177 |
if raw_list[i].src_offset=dat_offset then begin |
| 178 |
Result.src_id:=fileid; |
| 179 |
Result.src_offset:=raw_list[i].src_offset; |
| 180 |
Result.raw_addr:=raw_list[i].raw_addr; |
| 181 |
Result.raw_size:=raw_list[i].raw_size; |
| 182 |
Result.loc_sep:=raw_list[i].loc_sep; |
| 183 |
Break; |
| 184 |
end; |
| 185 |
end; |
| 186 |
end; |
| 187 |
|
| 188 |
|
| 189 |
|
| 190 |
|
| 191 |
|
| 192 |
|
| 193 |
|
| 194 |
(* |
| 195 |
================================================================================ |
| 196 |
Implementation of TOniDataDat |
| 197 |
*) |
| 198 |
|
| 199 |
constructor TOniDataDat.Create(DatFilename:String; var Result:Boolean); |
| 200 |
const |
| 201 |
header_ident1_pc:Array[0..$13] of Byte= |
| 202 |
($1F,$27,$DC,$33,$DF,$BC,$03,$00,$31,$33,$52,$56,$40,$00,$14,$00,$10,$00,$08,$00); |
| 203 |
header_ident1_mac:Array[0..$13] of Byte= |
| 204 |
($61,$30,$C1,$23,$DF,$BC,$03,$00,$31,$33,$52,$56,$40,$00,$14,$00,$10,$00,$08,$00); |
| 205 |
header_ident2:Array[0..$F] of Byte= |
| 206 |
($99,$CF,$40,$00,$90,$4F,$63,$00,$F4,$55,$5F,$00,$90,$4F,$63,$00); |
| 207 |
var |
| 208 |
i:LongWord; |
| 209 |
header_pc,header_mac:Boolean; |
| 210 |
begin |
| 211 |
FUnloadWhenUnused:=True; |
| 212 |
FDatOpened:=False; |
| 213 |
FRawOpened:=False; |
| 214 |
if not FileExists(DatFilename) then begin |
| 215 |
ShowMessage('File doesn''t exist!!!'); |
| 216 |
Result:=False; |
| 217 |
Exit; |
| 218 |
end; |
| 219 |
FFileName:=DatFilename; |
| 220 |
Fdat_file:=TFileStream.Create(FFileName, fmOpenRead); |
| 221 |
Fdat_file.Read(Fdat_header,SizeOf(Fdat_header)); |
| 222 |
header_pc:=True; |
| 223 |
header_mac:=True; |
| 224 |
for i:=0 to High(Fdat_header.Ident) do begin |
| 225 |
FLevelInfo.Ident[i]:=Fdat_header.Ident[i]; |
| 226 |
if Fdat_header.Ident[i]<>header_ident1_pc[i] then |
| 227 |
header_pc:=False; |
| 228 |
if Fdat_header.Ident[i]<>header_ident1_mac[i] then |
| 229 |
header_mac:=False; |
| 230 |
end; |
| 231 |
if not (header_pc xor header_mac) then begin |
| 232 |
Result:=False; |
| 233 |
Exit; |
| 234 |
end else begin |
| 235 |
if (header_pc and not header_mac) then |
| 236 |
Fos_mac:=False |
| 237 |
else |
| 238 |
Fos_mac:=True; |
| 239 |
end; |
| 240 |
SetLength(Fdat_filesmap,Fdat_header.Files); |
| 241 |
SetLength(Fdat_files,Fdat_header.Files); |
| 242 |
for i:=0 to Fdat_header.Files-1 do |
| 243 |
Fdat_file.Read(Fdat_filesmap[i],SizeOf(Fdat_filesmap[i])); |
| 244 |
for i:=0 to Fdat_header.Files-1 do begin |
| 245 |
Fdat_files[i].Extension:=Fdat_filesmap[i].Extension; |
| 246 |
Fdat_files[i].Extension:=ReverseString(Fdat_files[i].Extension); |
| 247 |
Fdat_files[i].Size:=Fdat_filesmap[i].FileSize; |
| 248 |
Fdat_files[i].FileType:=Fdat_filesmap[i].FileType; |
| 249 |
Fdat_files[i].DatAddr:=Fdat_filesmap[i].DataAddr-8+Fdat_header.DataAddr; |
| 250 |
if (Fdat_filesmap[i].FileType and $01)=0 then begin |
| 251 |
Fdat_file.Seek(Fdat_filesmap[i].NameAddr+Fdat_header.NamesAddr,soFromBeginning); |
| 252 |
SetLength(Fdat_files[i].Name,100); |
| 253 |
Fdat_file.Read(Fdat_files[i].Name[1],100); |
| 254 |
Fdat_files[i].Name:=MidStr(Fdat_files[i].Name,1+4,Pos(#0,Fdat_files[i].Name)-1-4); |
| 255 |
end else begin |
| 256 |
Fdat_files[i].Name:=''; |
| 257 |
end; |
| 258 |
Fdat_files[i].FileName:=FormatNumber(i,5,'0')+'-'+Fdat_files[i].Name+'.'+Fdat_files[i].Extension; |
| 259 |
Fdat_files[i].FileNameHex:=IntToHex(i,4)+'-'+Fdat_files[i].Name+'.'+Fdat_files[i].Extension; |
| 260 |
end; |
| 261 |
Fdat_file.Seek($40+Fdat_header.Files*$14,soFromBeginning); |
| 262 |
SetLength(Fdat_namedfilesmap,Fdat_header.NamedFiles); |
| 263 |
for i:=0 to Fdat_header.NamedFiles-1 do |
| 264 |
Fdat_file.Read(Fdat_namedfilesmap[i],SizeOf(Fdat_namedfilesmap[i])); |
| 265 |
|
| 266 |
Fdat_file.Seek($40+Fdat_header.Files*$14+Fdat_header.NamedFiles*$8,soFromBeginning); |
| 267 |
SetLength(Fdat_extensionsmap,Fdat_header.Extensions); |
| 268 |
for i:=0 to Fdat_header.Extensions-1 do |
| 269 |
Fdat_file.Read(Fdat_extensionsmap[i],SizeOf(Fdat_extensionsmap[i])); |
| 270 |
|
| 271 |
Fdat_file.Seek(Fdat_files[0].DatAddr+7,soFromBeginning); |
| 272 |
Fdat_file.Read(FLevelInfo.LevelNumber,1); |
| 273 |
FLevelInfo.LevelNumber:=FLevelInfo.LevelNumber DIV 2; |
| 274 |
|
| 275 |
Fdat_file.Free; |
| 276 |
|
| 277 |
Result:=True; |
| 278 |
FBackend:=ODB_Dat; |
| 279 |
end; |
| 280 |
|
| 281 |
procedure TOniDataDat.Close; |
| 282 |
begin |
| 283 |
if not FUnloadWhenUnused and FDatOpened then |
| 284 |
Fdat_file.Free; |
| 285 |
if not FUnloadWhenUnused and FRawOpened then |
| 286 |
Fraw_file.Free; |
| 287 |
if not FUnloadWhenUnused and FSepOpened then |
| 288 |
Fsep_file.Free; |
| 289 |
Self.Free; |
| 290 |
end; |
| 291 |
|
| 292 |
|
| 293 |
|
| 294 |
function TOniDataDat.GetFileInfo(fileid:LongWord):TFileInfo; |
| 295 |
begin |
| 296 |
if fileid<Self.GetFilesCount then |
| 297 |
Result:=Fdat_files[fileid] |
| 298 |
else |
| 299 |
Result.ID:=-1; |
| 300 |
end; |
| 301 |
|
| 302 |
function TOniDataDat.GetFilesList(ext:String; pattern:String; NoEmptyFiles:Boolean):TStringArray; |
| 303 |
var |
| 304 |
i:LongWord; |
| 305 |
begin |
| 306 |
SetLength(Result,0); |
| 307 |
for i:=0 to Fdat_header.Files-1 do begin |
| 308 |
if ( (Length(ext)=0) or (Pos(Fdat_files[i].Extension,ext)>0) ) and |
| 309 |
( (Length(pattern)=0) or (Pos(UpperCase(pattern),UpperCase(Fdat_files[i].Name))>0) ) then begin |
| 310 |
if (NoEmptyFiles=false) or ((Fdat_files[i].FileType and $02)=0) then begin |
| 311 |
SetLength(Result,Length(Result)+1); |
| 312 |
if AppSettings.FilenumbersAsHex then |
| 313 |
Result[High(Result)]:=Fdat_files[i].FileNameHex |
| 314 |
else |
| 315 |
Result[High(Result)]:=Fdat_files[i].FileName; |
| 316 |
end; |
| 317 |
end; |
| 318 |
end; |
| 319 |
end; |
| 320 |
|
| 321 |
function TOniDataDat.GetFilesCount:LongWord; |
| 322 |
begin |
| 323 |
Result:=Fdat_header.Files; |
| 324 |
end; |
| 325 |
|
| 326 |
function TOniDataDat.GetExtensionsList:TStringArray; |
| 327 |
var |
| 328 |
i:LongWord; |
| 329 |
begin |
| 330 |
SetLength(Result,Fdat_header.Extensions); |
| 331 |
for i:=0 to Fdat_header.Extensions-1 do begin |
| 332 |
with Fdat_extensionsmap[i] do begin |
| 333 |
Result[i]:=Extension[3]+Extension[2]+Extension[1]+Extension[0]+' ('+IntToStr(ExtCount)+')'; |
| 334 |
end; |
| 335 |
end; |
| 336 |
end; |
| 337 |
|
| 338 |
function TOniDataDat.GetExtendedExtensionsList:TExtensionsMap; |
| 339 |
var |
| 340 |
i:LongWord; |
| 341 |
begin |
| 342 |
SetLength(Result,Fdat_header.Extensions); |
| 343 |
for i:=0 to Fdat_header.Extensions-1 do begin |
| 344 |
Result[i]:=Fdat_extensionsmap[i]; |
| 345 |
end; |
| 346 |
end; |
| 347 |
|
| 348 |
|
| 349 |
function TOniDataDat.LoadDatFile(fileid:LongWord):Tdata; |
| 350 |
begin |
| 351 |
if fileid<Self.GetFilesCount then begin |
| 352 |
if FUnloadWhenUnused or not FDatOpened then |
| 353 |
Fdat_file:=TFileStream.Create(FFileName, fmOpenReadWrite); |
| 354 |
Fdat_file.Seek(Fdat_files[fileid].DatAddr,soFromBeginning); |
| 355 |
SetLength(Result,Fdat_files[fileid].Size); |
| 356 |
Fdat_file.Read(Result[0],Fdat_files[fileid].Size); |
| 357 |
if UnloadWhenUnused then |
| 358 |
Fdat_file.Free |
| 359 |
else |
| 360 |
FDatOpened:=True; |
| 361 |
end; |
| 362 |
end; |
| 363 |
|
| 364 |
procedure TOniDataDat.UpdateDatFile(fileid:LongWord; data:Tdata); |
| 365 |
begin |
| 366 |
if fileid<Self.GetFilesCount then begin |
| 367 |
if FUnloadWhenUnused or not FDatOpened then |
| 368 |
Fdat_file:=TFileStream.Create(FFileName, fmOpenReadWrite); |
| 369 |
Fdat_file.Seek(Fdat_files[fileid].DatAddr,soFromBeginning); |
| 370 |
Fdat_file.Write(data[0],Length(data)); |
| 371 |
if UnloadWhenUnused then |
| 372 |
Fdat_file.Free |
| 373 |
else |
| 374 |
FDatOpened:=True; |
| 375 |
end; |
| 376 |
end; |
| 377 |
|
| 378 |
procedure TOniDataDat.LoadDatFilePart(fileid,offset,size:LongWord; target:Pointer); |
| 379 |
begin |
| 380 |
if fileid<Self.GetFilesCount then begin |
| 381 |
if FUnloadWhenUnused or not FDatOpened then |
| 382 |
Fdat_file:=TFileStream.Create(FFileName, fmOpenReadWrite); |
| 383 |
Fdat_file.Seek(Fdat_files[fileid].DatAddr+offset,soFromBeginning); |
| 384 |
Fdat_file.Read(target^,size); |
| 385 |
if UnloadWhenUnused then |
| 386 |
Fdat_file.Free |
| 387 |
else |
| 388 |
FDatOpened:=True; |
| 389 |
end; |
| 390 |
end; |
| 391 |
|
| 392 |
procedure TOniDataDat.UpdateDatFilePart(fileid,offset,size:LongWord; target:Pointer); |
| 393 |
begin |
| 394 |
if fileid<Self.GetFilesCount then begin |
| 395 |
if FUnloadWhenUnused or not FDatOpened then |
| 396 |
Fdat_file:=TFileStream.Create(FFileName, fmOpenReadWrite); |
| 397 |
Fdat_file.Seek(Fdat_files[fileid].DatAddr+offset,soFromBeginning); |
| 398 |
Fdat_file.Write(target^,size); |
| 399 |
if UnloadWhenUnused then |
| 400 |
Fdat_file.Free |
| 401 |
else |
| 402 |
FDatOpened:=True; |
| 403 |
end; |
| 404 |
end; |
| 405 |
|
| 406 |
|
| 407 |
|
| 408 |
function TOniDataDat.GetRawList(fileid:LongWord):TRawList; |
| 409 |
var |
| 410 |
i:LongWord; |
| 411 |
begin |
| 412 |
SetLength(Result,0); |
| 413 |
for i:=0 to High(RawListHandlers) do |
| 414 |
if UpperCase(RawListHandlers[i].Ext)=UpperCase(Fdat_files[fileid].extension) then |
| 415 |
if RawListHandlers[i].needed then begin |
| 416 |
Result:=RawListHandlers[i].Handler(fileid); |
| 417 |
Break; |
| 418 |
end else |
| 419 |
Break; |
| 420 |
end; |
| 421 |
|
| 422 |
procedure TOniDataDat.LoadRawOffset(loc_sep:Boolean; raw_addr,size:LongWord; target:Pointer); |
| 423 |
begin |
| 424 |
if not loc_sep then begin |
| 425 |
if FUnloadWhenUnused or not FRawOpened then |
| 426 |
Fraw_file:=TFileStream.Create(AnsiReplaceStr(FFileName,'.dat','.raw'),fmOpenReadWrite); |
| 427 |
if raw_addr<=Fraw_file.Size then begin |
| 428 |
Fraw_file.Seek(raw_addr,soFromBeginning); |
| 429 |
Fraw_file.Read(target^,size); |
| 430 |
end; |
| 431 |
if UnloadWhenUnused then |
| 432 |
Fraw_file.Free |
| 433 |
else |
| 434 |
FRawOpened:=True |
| 435 |
end else begin |
| 436 |
if FUnloadWhenUnused or not FSepOpened then |
| 437 |
Fsep_file:=TFileStream.Create(AnsiReplaceStr(FFileName,'.dat','.sep'),fmOpenReadWrite); |
| 438 |
if raw_addr<=Fsep_file.Size then begin |
| 439 |
Fsep_file.Seek(raw_addr,soFromBeginning); |
| 440 |
Fsep_file.Read(target^,size); |
| 441 |
end; |
| 442 |
if UnloadWhenUnused then |
| 443 |
Fsep_file.Free |
| 444 |
else |
| 445 |
FSepOpened:=True; |
| 446 |
end; |
| 447 |
end; |
| 448 |
|
| 449 |
procedure TOniDataDat.LoadRawFile(fileid,dat_offset:LongWord; target:Pointer); |
| 450 |
var |
| 451 |
raw_info:TRawInfo; |
| 452 |
begin |
| 453 |
if fileid<Self.GetFilesCount then begin |
| 454 |
raw_info:=Self.GetRawInfo(fileid,dat_offset); |
| 455 |
if not raw_info.loc_sep then begin |
| 456 |
if FUnloadWhenUnused or not FRawOpened then |
| 457 |
Fraw_file:=TFileStream.Create(AnsiReplaceStr(FFileName,'.dat','.raw'),fmOpenReadWrite); |
| 458 |
Fraw_file.Seek(raw_info.raw_addr,soFromBeginning); |
| 459 |
Fraw_file.Read(target^,raw_info.raw_size); |
| 460 |
if UnloadWhenUnused then |
| 461 |
Fraw_file.Free |
| 462 |
else |
| 463 |
FRawOpened:=True |
| 464 |
end else begin |
| 465 |
if FUnloadWhenUnused or not FSepOpened then |
| 466 |
Fsep_file:=TFileStream.Create(AnsiReplaceStr(FFileName,'.dat','.sep'),fmOpenReadWrite); |
| 467 |
Fsep_file.Seek(raw_info.raw_addr,soFromBeginning); |
| 468 |
Fsep_file.Read(target^,raw_info.raw_size); |
| 469 |
if UnloadWhenUnused then |
| 470 |
Fsep_file.Free |
| 471 |
else |
| 472 |
FSepOpened:=True; |
| 473 |
end; |
| 474 |
end; |
| 475 |
end; |
| 476 |
|
| 477 |
procedure TOniDataDat.UpdateRawFile(fileid,dat_offset:LongWord; size:LongWord; target:Pointer); |
| 478 |
var |
| 479 |
raw_info:TRawInfo; |
| 480 |
begin |
| 481 |
if fileid<Self.GetFilesCount then begin |
| 482 |
raw_info:=Self.GetRawInfo(fileid,dat_offset); |
| 483 |
if not raw_info.loc_sep then begin |
| 484 |
if FUnloadWhenUnused or not FRawOpened then |
| 485 |
Fraw_file:=TFileStream.Create(AnsiReplaceStr(FFileName,'.dat','.raw'),fmOpenReadWrite); |
| 486 |
Fraw_file.Seek(raw_info.raw_addr,soFromBeginning); |
| 487 |
Fraw_file.Write(target^,raw_info.raw_size); |
| 488 |
if UnloadWhenUnused then |
| 489 |
Fraw_file.Free |
| 490 |
else |
| 491 |
FRawOpened:=True |
| 492 |
end else begin |
| 493 |
if FUnloadWhenUnused or not FSepOpened then |
| 494 |
Fsep_file:=TFileStream.Create(AnsiReplaceStr(FFileName,'.dat','.sep'),fmOpenReadWrite); |
| 495 |
Fsep_file.Seek(raw_info.raw_addr,soFromBeginning); |
| 496 |
Fsep_file.Write(target^,raw_info.raw_size); |
| 497 |
if UnloadWhenUnused then |
| 498 |
Fsep_file.Free |
| 499 |
else |
| 500 |
FSepOpened:=True; |
| 501 |
end; |
| 502 |
end; |
| 503 |
end; |
| 504 |
|
| 505 |
procedure TOniDataDat.LoadRawFilePart(fileid,dat_offset:LongWord; offset,size:LongWord; target:Pointer); |
| 506 |
var |
| 507 |
raw_info:TRawInfo; |
| 508 |
data:Tdata; |
| 509 |
mem:TMemoryStream; |
| 510 |
begin |
| 511 |
if fileid<Self.GetFilesCount then begin |
| 512 |
raw_info:=Self.GetRawInfo(fileid,dat_offset); |
| 513 |
SetLength(data, raw_info.raw_size); |
| 514 |
Self.LoadRawFile(fileid,dat_offset,@data[0]); |
| 515 |
mem:=TMemoryStream.Create; |
| 516 |
mem.Write(data[offset],size); |
| 517 |
mem.Read(target^,size); |
| 518 |
mem.Free; |
| 519 |
end; |
| 520 |
end; |
| 521 |
|
| 522 |
procedure TOniDataDat.UpdateRawFilePart(fileid,dat_offset:LongWord; offset,size:LongWord; target:Pointer); |
| 523 |
var |
| 524 |
raw_info:TRawInfo; |
| 525 |
begin |
| 526 |
if fileid<Self.GetFilesCount then begin |
| 527 |
raw_info:=Self.GetRawInfo(fileid,dat_offset); |
| 528 |
if not raw_info.loc_sep then begin |
| 529 |
if FUnloadWhenUnused or not FRawOpened then |
| 530 |
Fraw_file:=TFileStream.Create(AnsiReplaceStr(FFileName,'.dat','.raw'),fmOpenReadWrite); |
| 531 |
Fraw_file.Seek(raw_info.raw_addr+offset,soFromBeginning); |
| 532 |
Fraw_file.Write(target^,raw_info.raw_size); |
| 533 |
if UnloadWhenUnused then |
| 534 |
Fraw_file.Free |
| 535 |
else |
| 536 |
FRawOpened:=True |
| 537 |
end else begin |
| 538 |
if FUnloadWhenUnused or not FSepOpened then |
| 539 |
Fsep_file:=TFileStream.Create(AnsiReplaceStr(FFileName,'.dat','.sep'),fmOpenReadWrite); |
| 540 |
Fsep_file.Seek(raw_info.raw_addr+offset,soFromBeginning); |
| 541 |
Fsep_file.Write(target^,raw_info.raw_size); |
| 542 |
if UnloadWhenUnused then |
| 543 |
Fsep_file.Free |
| 544 |
else |
| 545 |
FSepOpened:=True; |
| 546 |
end; |
| 547 |
end; |
| 548 |
end; |
| 549 |
|
| 550 |
function TOniDataDat.AppendRawFile(loc_sep:Boolean; size:LongWord; target:Pointer):LongWord; //Returns new Address |
| 551 |
begin |
| 552 |
if not loc_sep then begin |
| 553 |
if FUnloadWhenUnused or not FRawOpened then |
| 554 |
Fraw_file:=TFileStream.Create(AnsiReplaceStr(FFileName,'.dat','.raw'),fmOpenReadWrite); |
| 555 |
Result:=Fraw_file.Size; |
| 556 |
Fraw_file.Seek(0,soFromEnd); |
| 557 |
Fraw_file.Write(target^,size); |
| 558 |
if UnloadWhenUnused then |
| 559 |
Fraw_file.Free |
| 560 |
else |
| 561 |
FRawOpened:=True |
| 562 |
end else begin |
| 563 |
if FUnloadWhenUnused or not FSepOpened then |
| 564 |
Fsep_file:=TFileStream.Create(AnsiReplaceStr(FFileName,'.dat','.sep'),fmOpenReadWrite); |
| 565 |
Result:=Fsep_file.Size; |
| 566 |
Fsep_file.Seek(0,soFromEnd); |
| 567 |
Fsep_file.Write(target^,size); |
| 568 |
if UnloadWhenUnused then |
| 569 |
Fsep_file.Free |
| 570 |
else |
| 571 |
FSepOpened:=True; |
| 572 |
end; |
| 573 |
end; |
| 574 |
|
| 575 |
|
| 576 |
|
| 577 |
|
| 578 |
|
| 579 |
|
| 580 |
|
| 581 |
|
| 582 |
|
| 583 |
|
| 584 |
|
| 585 |
(* |
| 586 |
================================================================================ |
| 587 |
Implementation of TOniDataADB |
| 588 |
*) |
| 589 |
|
| 590 |
constructor TOniDataADB.Create(OLDBFilename:String; var Result:Boolean); |
| 591 |
var |
| 592 |
i,j:Byte; |
| 593 |
temps:String; |
| 594 |
begin |
| 595 |
if not FileExists(OLDBFilename) then begin |
| 596 |
ShowMessage('File doesn''t exist!!!'); |
| 597 |
Result:=False; |
| 598 |
Exit; |
| 599 |
end; |
| 600 |
FFileName:=OLDBFilename; |
| 601 |
FDatabase:=TABSDatabase.Create(nil); |
| 602 |
FDatabase.DatabaseName:='OLDBcon'; |
| 603 |
FDatabase.DatabaseFileName:=OLDBFilename; |
| 604 |
FDatabase.Open; |
| 605 |
FQuery:=TABSQuery.Create(FDatabase); |
| 606 |
FQuery.DatabaseName:='OLDBcon'; |
| 607 |
FQuery.SQL.Text:='SELECT [name],[value] FROM globals ORDER BY [name] ASC'; |
| 608 |
FQuery.Open; |
| 609 |
FQuery.First; |
| 610 |
repeat |
| 611 |
if FQuery.FieldByName('name').AsString='dbversion' then begin |
| 612 |
if FQuery.FieldByName('value').AsString<>DBversion then begin |
| 613 |
ShowMessage('Database-file '+#13+#10+ |
| 614 |
'"'+OLDBFilename+'"'+#13+#10+ |
| 615 |
'has wrong version. (Required: '+DBversion+'; found: '+ |
| 616 |
FQuery.FieldByName('value').AsString+')'); |
| 617 |
FQuery.Close; |
| 618 |
Result:=False; |
| 619 |
Exit; |
| 620 |
end; |
| 621 |
end; |
| 622 |
if FQuery.FieldByName('name').AsString='lvl' then begin |
| 623 |
FLevelInfo.LevelNumber:=StrToInt(FQuery.FieldByName('value').AsString); |
| 624 |
end; |
| 625 |
if FQuery.FieldByName('name').AsString='ident' then begin |
| 626 |
temps:=FQuery.FieldByName('value').AsString; |
| 627 |
for i:=0 to High(FLevelInfo.Ident) do begin |
| 628 |
j:=i*2+1; |
| 629 |
case temps[j] of |
| 630 |
'0'..'9': FLevelInfo.Ident[i]:=Ord(temps[j])-48; |
| 631 |
'A'..'F': FLevelInfo.Ident[i]:=Ord(temps[j])-55; |
| 632 |
end; |
| 633 |
FLevelInfo.Ident[i]:=FLevelInfo.Ident[i]*16; |
| 634 |
case temps[j+1] of |
| 635 |
'0'..'9': FLevelInfo.Ident[i]:=FLevelInfo.Ident[i]+Ord(temps[j+1])-48; |
| 636 |
'A'..'F': FLevelInfo.Ident[i]:=FLevelInfo.Ident[i]+Ord(temps[j+1])-55; |
| 637 |
end; |
| 638 |
end; |
| 639 |
end; |
| 640 |
if FQuery.FieldByName('name').AsString='ident' then begin |
| 641 |
temps:=FQuery.FieldByName('value').AsString; |
| 642 |
Fos_mac:=temps='MAC'; |
| 643 |
end; |
| 644 |
FQuery.Next; |
| 645 |
until FQuery.EoF; |
| 646 |
FQuery.Close; |
| 647 |
|
| 648 |
Result:=True; |
| 649 |
FBackend:=ODB_ADB; |
| 650 |
end; |
| 651 |
|
| 652 |
procedure TOniDataADB.Close; |
| 653 |
begin |
| 654 |
FDatabase.Close; |
| 655 |
FDatabase.Free; |
| 656 |
Self.Free; |
| 657 |
end; |
| 658 |
|
| 659 |
|
| 660 |
|
| 661 |
function TOniDataADB.GetFileInfo(fileid:LongWord):TFileInfo; |
| 662 |
begin |
| 663 |
if fileid<Self.GetFilesCount then begin |
| 664 |
FQuery.SQL.Text:='SELECT * FROM datfiles WHERE id='+IntToStr(fileid)+' ORDER BY id ASC;'; |
| 665 |
FQuery.Open; |
| 666 |
if FQuery.RecordCount=1 then begin |
| 667 |
FQuery.First; |
| 668 |
Result.ID:=FQuery.FieldByName('id').AsInteger; |
| 669 |
Result.Name:=FQuery.FieldByName('name').AsString; |
| 670 |
Result.Extension:=FQuery.FieldByName('extension').AsString; |
| 671 |
Result.FileName:=FormatNumber(Result.ID,5,'0')+'-'+Result.Name+'.'+Result.Extension; |
| 672 |
Result.Size:=FQuery.FieldByName('size').AsInteger; |
| 673 |
Result.FileType:=HexToLong(FQuery.FieldByName('contenttype').AsString); |
| 674 |
Result.DatAddr:=0; |
| 675 |
Result.opened:=False; |
| 676 |
end; |
| 677 |
FQuery.Close; |
| 678 |
end else begin |
| 679 |
Result.ID:=-1; |
| 680 |
end; |
| 681 |
end; |
| 682 |
|
| 683 |
function TOniDataADB.GetFilesList(ext:String; pattern:String; NoEmptyFiles:Boolean):TStringArray; |
| 684 |
var |
| 685 |
i:LongWord; |
| 686 |
where:String; |
| 687 |
where_ext:String; |
| 688 |
begin |
| 689 |
where:=''; |
| 690 |
if Length(ext)>0 then begin |
| 691 |
if Length(where)>0 then |
| 692 |
where:=where+' AND '; |
| 693 |
if Pos(',',ext)>0 then begin |
| 694 |
i:=1; |
| 695 |
where_ext:=''; |
| 696 |
while i<Length(ext) do begin |
| 697 |
if Length(where_ext)>0 then |
| 698 |
where_ext:=where_ext+' OR '; |
| 699 |
where_ext:=where_ext+'(extension="'+MidStr(ext,i,4)+'")'; |
| 700 |
i:=i+5; |
| 701 |
end; |
| 702 |
where:=where+'('+where_ext+')'; |
| 703 |
end else begin |
| 704 |
where:=where+'(extension="'+ext+'")'; |
| 705 |
end; |
| 706 |
end; |
| 707 |
if Length(pattern)>0 then begin |
| 708 |
if Length(where)>0 then |
| 709 |
where:=where+' AND '; |
| 710 |
where:=where+'(name LIKE "%'+pattern+'%")'; |
| 711 |
end; |
| 712 |
if NoEmptyFiles then begin |
| 713 |
if Length(where)>0 then |
| 714 |
where:=where+' AND '; |
| 715 |
where:=where+'(contenttype<>2)'; |
| 716 |
end; |
| 717 |
if Length(where)>0 then |
| 718 |
where:=' WHERE '+where; |
| 719 |
FQuery.SQL.Text:='SELECT id,name,extension FROM datfiles'+where+' ORDER BY id ASC;'; |
| 720 |
FQuery.Open; |
| 721 |
if FQuery.RecordCount>0 then begin |
| 722 |
FQuery.First; |
| 723 |
SetLength(Result,FQuery.RecordCount); |
| 724 |
i:=0; |
| 725 |
repeat |
| 726 |
Result[i]:=FormatNumber(FQuery.FieldByName('id').AsInteger,5,'0')+'-'+FQuery.FieldByName('name').AsString+'.'+FQuery.FieldByName('extension').AsString; |
| 727 |
Inc(i); |
| 728 |
FQuery.Next; |
| 729 |
until FQuery.EOF; |
| 730 |
end; |
| 731 |
FQuery.Close; |
| 732 |
end; |
| 733 |
|
| 734 |
function TOniDataADB.GetFilesCount:LongWord; |
| 735 |
begin |
| 736 |
FQuery.SQL.Text:='SELECT Count(*) AS cnumber FROM datfiles;'; |
| 737 |
FQuery.Open; |
| 738 |
if FQuery.RecordCount>0 then begin |
| 739 |
FQuery.First; |
| 740 |
Result:=FQuery.FieldByName('cnumber').AsInteger; |
| 741 |
end else Result:=0; |
| 742 |
FQuery.Close; |
| 743 |
end; |
| 744 |
|
| 745 |
function TOniDataADB.GetExtensionsList:TStringArray; |
| 746 |
var |
| 747 |
i:LongWord; |
| 748 |
begin |
| 749 |
SetLength(Result,0); |
| 750 |
FQuery.SQL.Text:='SELECT extension,count(extension) AS x FROM datfiles GROUP BY extension ORDER BY extension ASC;'; |
| 751 |
FQuery.Open; |
| 752 |
if FQuery.RecordCount>0 then begin |
| 753 |
SetLength(Result,FQuery.RecordCount); |
| 754 |
i:=0; |
| 755 |
repeat |
| 756 |
Result[i]:=FQuery.FieldByName('extension').AsString+' ('+IntToStr(FQuery.FieldByName('x').AsInteger)+')'; |
| 757 |
Inc(i); |
| 758 |
FQuery.Next; |
| 759 |
until FQuery.EOF; |
| 760 |
end; |
| 761 |
FQuery.Close; |
| 762 |
end; |
| 763 |
|
| 764 |
function TOniDataADB.GetExtendedExtensionsList:TExtensionsMap; |
| 765 |
var |
| 766 |
i,j:LongWord; |
| 767 |
temps:String; |
| 768 |
data:Tdata; |
| 769 |
begin |
| 770 |
SetLength(Result,0); |
| 771 |
FQuery.SQL.Text:='SELECT ext,ident FROM extlist ORDER BY ext ASC;'; |
| 772 |
FQuery.Open; |
| 773 |
if FQuery.RecordCount>0 then begin |
| 774 |
SetLength(Result,FQuery.RecordCount); |
| 775 |
i:=0; |
| 776 |
repeat |
| 777 |
temps:=FQuery.FieldByName('ext').AsString; |
| 778 |
for j:=0 to 3 do Result[i].Extension[j]:=temps[4-j]; |
| 779 |
data:=DecodeHexString(FQuery.FieldByName('ident').AsString); |
| 780 |
for j:=0 to 7 do Result[i].Ident[j]:=data[j]; |
| 781 |
Inc(i); |
| 782 |
FQuery.Next; |
| 783 |
until FQuery.EOF; |
| 784 |
end; |
| 785 |
FQuery.Close; |
| 786 |
end; |
| 787 |
|
| 788 |
function TOniDataADB.GetNamedFilesMap:TNamedFilesMap; |
| 789 |
var |
| 790 |
i:LongWord; |
| 791 |
temp:Integer; |
| 792 |
temps:String; |
| 793 |
temparray:Array of Record |
| 794 |
id:Integer; |
| 795 |
fullname:String[50]; |
| 796 |
end; |
| 797 |
begin |
| 798 |
SetLength(temparray,0); |
| 799 |
FQuery.SQL.Text:='SELECT id,(extension+name) AS xname FROM datfiles WHERE Length(name)>0 ORDER BY extension,name ASC;'; |
| 800 |
FQuery.Open; |
| 801 |
if FQuery.RecordCount>0 then begin |
| 802 |
repeat |
| 803 |
temp:=FQuery.FieldByName('id').AsInteger; |
| 804 |
temps:=FQuery.FieldByName('xname').AsString; |
| 805 |
|
| 806 |
SetLength(temparray,Length(temparray)+1); |
| 807 |
if Length(temparray)>1 then begin |
| 808 |
for i:=High(temparray)-1 downto 0 do begin |
| 809 |
if StringSmaller(temps,temparray[i].fullname) then begin |
| 810 |
temparray[i+1]:=temparray[i]; |
| 811 |
if i=0 then begin |
| 812 |
temparray[i].id:=temp; |
| 813 |
temparray[i].fullname:=temps; |
| 814 |
end; |
| 815 |
end else begin |
| 816 |
temparray[i+1].id:=temp; |
| 817 |
temparray[i+1].fullname:=temps; |
| 818 |
Break; |
| 819 |
end; |
| 820 |
end; |
| 821 |
end else begin |
| 822 |
temparray[0].id:=temp; |
| 823 |
temparray[0].fullname:=temps; |
| 824 |
end; |
| 825 |
FQuery.Next; |
| 826 |
until FQuery.Eof; |
| 827 |
end; |
| 828 |
FQuery.Close; |
| 829 |
SetLength(Result,Length(temparray)); |
| 830 |
for i:=0 to High(temparray) do begin |
| 831 |
Result[i].FileNumber:=temparray[i].id; |
| 832 |
Result[i].blubb:=0; |
| 833 |
end; |
| 834 |
end; |
| 835 |
|
| 836 |
|
| 837 |
|
| 838 |
function TOniDataADB.LoadDatFile(fileid:LongWord):Tdata; |
| 839 |
var |
| 840 |
mem:TStream; |
| 841 |
begin |
| 842 |
if fileid<Self.GetFilesCount then begin |
| 843 |
FQuery.SQL.Text:='SELECT data FROM datfiles WHERE id='+IntToStr(fileid)+';'; |
| 844 |
FQuery.Open; |
| 845 |
if FQuery.RecordCount>0 then begin |
| 846 |
mem:=FQuery.CreateBlobStream(FQuery.FieldByName('data'),bmRead); |
| 847 |
SetLength(Result,mem.Size); |
| 848 |
mem.Seek(0,soFromBeginning); |
| 849 |
mem.Read(Result[0],mem.Size); |
| 850 |
mem.Free; |
| 851 |
end; |
| 852 |
FQuery.Close; |
| 853 |
end; |
| 854 |
end; |
| 855 |
|
| 856 |
procedure TOniDataADB.UpdateDatFile(fileid:LongWord; data:Tdata); |
| 857 |
var |
| 858 |
MimeCoder: TStringFormat_MIME64; |
| 859 |
mem:TMemoryStream; |
| 860 |
begin |
| 861 |
if fileid<Self.GetFilesCount then begin |
| 862 |
mimecoder:=TStringFormat_MIME64.Create; |
| 863 |
mem:=TMemoryStream.Create; |
| 864 |
mem.Write(data[0],Length(data)); |
| 865 |
mem.Seek(0,soFromBeginning); |
| 866 |
FQuery.SQL.Text:='UPDATE datfiles SET data=MimeToBin("'+MimeCoder.StrTo(mem.Memory, mem.Size)+'") WHERE id='+IntToStr(fileid)+';'; |
| 867 |
FQuery.ExecSQL; |
| 868 |
mem.Free; |
| 869 |
mimecoder.Free; |
| 870 |
end; |
| 871 |
end; |
| 872 |
|
| 873 |
procedure TOniDataADB.LoadDatFilePart(fileid,offset,size:LongWord; target:Pointer); |
| 874 |
var |
| 875 |
mem:TStream; |
| 876 |
begin |
| 877 |
if fileid<Self.GetFilesCount then begin |
| 878 |
FQuery.SQL.Text:='SELECT data FROM datfiles WHERE id='+IntToStr(fileid)+';'; |
| 879 |
FQuery.Open; |
| 880 |
IF FQuery.RecordCount>0 THEN BEGIN |
| 881 |
mem:=FQuery.CreateBlobStream(FQuery.FieldByName('data'),bmRead); |
| 882 |
mem.Seek(offset,soFromBeginning); |
| 883 |
mem.Read(target^,size); |
| 884 |
mem.Free; |
| 885 |
END; |
| 886 |
FQuery.Close; |
| 887 |
END; |
| 888 |
END; |
| 889 |
|
| 890 |
procedure TOniDataADB.UpdateDatFilePart(fileid,offset,size:LongWord; target:Pointer); |
| 891 |
var |
| 892 |
MimeCoder: TStringFormat_MIME64; |
| 893 |
mem:TMemoryStream; |
| 894 |
data:Tdata; |
| 895 |
begin |
| 896 |
if fileid<Self.GetFilesCount then begin |
| 897 |
data:=Self.LoadDatFile(fileid); |
| 898 |
mimecoder:=TStringFormat_MIME64.Create; |
| 899 |
mem:=TMemoryStream.Create; |
| 900 |
mem.Write(data[0],Length(data)); |
| 901 |
mem.Seek(offset,soFromBeginning); |
| 902 |
mem.Write(target^,size); |
| 903 |
mem.Seek(0,soFromBeginning); |
| 904 |
FQuery.SQL.Text:='UPDATE datfiles SET data=MimeToBin("'+MimeCoder.StrTo(mem.Memory, mem.Size)+'") WHERE id='+IntToStr(fileid)+';'; |
| 905 |
FQuery.ExecSQL; |
| 906 |
mem.Free; |
| 907 |
mimecoder.Free; |
| 908 |
end; |
| 909 |
end; |
| 910 |
|
| 911 |
|
| 912 |
|
| 913 |
function TOniDataADB.GetRawList(fileid:LongWord):TRawList; |
| 914 |
var |
| 915 |
i:LongWord; |
| 916 |
begin |
| 917 |
SetLength(Result,0); |
| 918 |
FQuery.SQL.Text:='SELECT [src_link_offset],[size],[sep] FROM rawmap WHERE [src_id]='+IntToStr(fileid)+' ORDER BY src_link_offset ASC;'; |
| 919 |
FQuery.Open; |
| 920 |
if FQuery.RecordCount>0 then begin |
| 921 |
FQuery.First; |
| 922 |
SetLength(Result,FQuery.RecordCount); |
| 923 |
i:=0; |
| 924 |
repeat |
| 925 |
Result[i].src_id:=fileid; |
| 926 |
Result[i].src_offset:=FQuery.FieldByName('src_link_offset').AsInteger; |
| 927 |
Result[i].raw_addr:=0; |
| 928 |
Result[i].raw_size:=FQuery.FieldByName('size').AsInteger; |
| 929 |
Result[i].loc_sep:=FQuery.FieldByName('sep').AsBoolean; |
| 930 |
Inc(i); |
| 931 |
FQuery.Next; |
| 932 |
until FQuery.EOF; |
| 933 |
end; |
| 934 |
FQuery.Close; |
| 935 |
end; |
| 936 |
|
| 937 |
procedure TOniDataADB.LoadRawFile(fileid,dat_offset:LongWord; target:Pointer); |
| 938 |
var |
| 939 |
mem:TStream; |
| 940 |
begin |
| 941 |
if fileid<Self.GetFilesCount then begin |
| 942 |
FQuery.SQL.Text:='SELECT data FROM rawmap WHERE (src_id='+IntToStr(fileid)+') AND (src_link_offset='+IntToStr(dat_offset)+');'; |
| 943 |
FQuery.Open; |
| 944 |
if FQuery.RecordCount>0 then begin |
| 945 |
mem:=FQuery.CreateBlobStream(FQuery.FieldByName('data'),bmRead); |
| 946 |
mem.Seek(0,soFromBeginning); |
| 947 |
mem.Read(target^,mem.size); |
| 948 |
mem.Free; |
| 949 |
end; |
| 950 |
FQuery.Close; |
| 951 |
end; |
| 952 |
end; |
| 953 |
|
| 954 |
procedure TOniDataADB.UpdateRawFile(fileid,dat_offset:LongWord; size:LongWord; target:Pointer); |
| 955 |
var |
| 956 |
MimeCoder: TStringFormat_MIME64; |
| 957 |
mem:TMemoryStream; |
| 958 |
begin |
| 959 |
if fileid<Self.GetFilesCount then begin |
| 960 |
mimecoder:=TStringFormat_MIME64.Create; |
| 961 |
mem:=TMemoryStream.Create; |
| 962 |
mem.Write(target^,size); |
| 963 |
mem.Seek(0,soFromBeginning); |
| 964 |
FQuery.SQL.Text:='UPDATE rawmap SET data=MimeToBin("'+MimeCoder.StrTo(mem.Memory, mem.Size)+'") WHERE (src_id='+IntToStr(fileid)+') AND (src_link_offset='+IntToStr(dat_offset)+');'; |
| 965 |
FQuery.ExecSQL; |
| 966 |
mem.Free; |
| 967 |
mimecoder.Free; |
| 968 |
end; |
| 969 |
end; |
| 970 |
|
| 971 |
procedure TOniDataADB.LoadRawFilePart(fileid,dat_offset:LongWord; offset,size:LongWord; target:Pointer); |
| 972 |
var |
| 973 |
data:Tdata; |
| 974 |
mem:TMemoryStream; |
| 975 |
begin |
| 976 |
if fileid<Self.GetFilesCount then begin |
| 977 |
SetLength(data, Self.GetRawInfo(fileid,dat_offset).raw_size); |
| 978 |
Self.LoadRawFile(fileid,dat_offset,@data[0]); |
| 979 |
mem:=TMemoryStream.Create; |
| 980 |
mem.Write(data[offset],size); |
| 981 |
mem.Read(target^,size); |
| 982 |
mem.Free; |
| 983 |
end; |
| 984 |
end; |
| 985 |
|
| 986 |
procedure TOniDataADB.UpdateRawFilePart(fileid,dat_offset:LongWord; offset,size:LongWord; target:Pointer); |
| 987 |
var |
| 988 |
MimeCoder: TStringFormat_MIME64; |
| 989 |
mem:TMemoryStream; |
| 990 |
data:Tdata; |
| 991 |
begin |
| 992 |
if fileid<Self.GetFilesCount then begin |
| 993 |
SetLength(data, Self.GetRawInfo(fileid,offset).raw_size); |
| 994 |
Self.LoadRawFile(fileid,offset,@data[0]); |
| 995 |
mimecoder:=TStringFormat_MIME64.Create; |
| 996 |
mem:=TMemoryStream.Create; |
| 997 |
mem.Write(data[0],Length(data)); |
| 998 |
mem.Seek(offset,soFromBeginning); |
| 999 |
mem.Write(target^,size); |
| 1000 |
mem.Seek(0,soFromBeginning); |
| 1001 |
FQuery.SQL.Text:='UPDATE rawmap SET data=MimeToBin("'+MimeCoder.StrTo(mem.Memory, mem.Size)+'") WHERE (src_id='+IntToStr(fileid)+') AND (src_link_offset='+IntToStr(dat_offset)+');'; |
| 1002 |
FQuery.ExecSQL; |
| 1003 |
mem.Free; |
| 1004 |
mimecoder.Free; |
| 1005 |
end; |
| 1006 |
end; |
| 1007 |
|
| 1008 |
|
| 1009 |
|
| 1010 |
|
| 1011 |
|
| 1012 |
|
| 1013 |
|
| 1014 |
|
| 1015 |
|
| 1016 |
|
| 1017 |
|
| 1018 |
function CreateDataConnection(filename:String; backend:Integer):Boolean; |
| 1019 |
var |
| 1020 |
answer:Boolean; |
| 1021 |
begin |
| 1022 |
if Assigned(OniDataConnection) then begin |
| 1023 |
OniDataConnection.Close; |
| 1024 |
OniDataConnection.Free; |
| 1025 |
OniDataConnection:=Nil; |
| 1026 |
end; |
| 1027 |
case backend of |
| 1028 |
ODB_Dat: OniDataConnection:=TOniDataDat.Create(filename, answer); |
| 1029 |
ODB_ADB: OniDataConnection:=TOniDataADB.Create(filename, answer); |
| 1030 |
else |
| 1031 |
ShowMessage('Unknown Backend'); |
| 1032 |
Result:=False; |
| 1033 |
Exit; |
| 1034 |
end; |
| 1035 |
|
| 1036 |
if answer then begin |
| 1037 |
// ShowMessage('file loaded'); |
| 1038 |
// ShowMessage('Files: '+IntToStr(OniDataConnection.GetFilesCount)); |
| 1039 |
Result:=True; |
| 1040 |
end else begin |
| 1041 |
ShowMessage('File not loaded'); |
| 1042 |
OniDataConnection.Close; |
| 1043 |
OniDataConnection.Free; |
| 1044 |
Result:=False; |
| 1045 |
end; |
| 1046 |
end; |
| 1047 |
|
| 1048 |
procedure CloseDataConnection; |
| 1049 |
begin |
| 1050 |
if Assigned(OniDataConnection) then begin |
| 1051 |
OniDataConnection.Close; |
| 1052 |
OniDataConnection:=Nil; |
| 1053 |
end; |
| 1054 |
end; |
| 1055 |
|
| 1056 |
end. |
