index efed1250499e8047dadb1a04f18988219a47be32..6b73f6518988695352cb2f7b325629d2c9b805a9 100644 (file)
interface
+ (**
+ g_ReadResource
+ Read whole file from wad
+
+ g_ReadSubResource
+ Read whole file from folded wad
+
+ g_DeleteResource
+ Delete file from wad, res = 0 when ok
+
+ g_AddResource
+ Add/overwrite file to wad, res = 0 when ok
+ **)
+
procedure g_ReadResource (wad, section, name: String; out data: PByte; out len: Integer);
procedure g_ReadSubResource (wad, section0, name0, section1, name1: String; out data: PByte; out len: Integer);
+ procedure g_DeleteResource (wad, section, name: String; out res: Integer);
+ procedure g_AddResource (wad, section, name: String; const data: PByte; len: Integer; out res: Integer);
implementation
- uses sfs, utils, Classes;
+ uses sfs, xstreams, dfzip, utils, Classes, SysUtils, WADEDITOR;
+
+ procedure g_AddResourceToDFWAD (wad, section, name: String; const data: PByte; len: Integer; out res: Integer);
+ var f: TWADEditor_1;
+ begin
+ res := 1; (* error *)
+ f := TWADEditor_1.Create();
+ if not f.ReadFile(wad) then
+ begin
+ (* do nothing *)
+ end;
+ f.CreateImage;
+ f.RemoveResource(section, name);
+ f.AddResource(data, len, name, section);
+ f.SaveTo(wad);
+ f.Free;
+ res := 0
+ end;
+
+ procedure g_AddResourceToZip (wad, section, name: String; const data: PByte; len: Integer; out res: Integer);
+ var
+ i, n, len0: Integer;
+ data0: PByte;
+ list: TSFSFileList;
+ tmp, entry: String;
+ ts: TFileStream;
+ dir: array of TFileInfo;
+
+ procedure Add (name: String; data: PByte; len: Integer);
+ var ds: TSFSMemoryChunkStream;
+ begin
+ SetLength(dir, n + 1);
+ ds := TSFSMemoryChunkStream.Create(data, len, false);
+ dir[n] := dfzip.ZipOne(ts, name, ds);
+ ds.Free;
+ INC(n);
+ end;
+
+ begin
+ res := 1;
+ wad := ExpandFileName(wad);
+ list := SFSFileList(wad);
+ tmp := wad + '.tmp' + IntToStr(Random(100000));
+ ts := TFileStream.Create(tmp, fmCreate);
+ n := 0;
+ SetLength(dir, 0);
+ if list <> nil then
+ begin
+ for i := 0 to list.Count - 1 do
+ begin
+ if (list.Files[i].path <> section) or (list.Files[i].name <> section) then
+ begin
+ g_ReadResource(wad, list.Files[i].path, list.Files[i].name, data0, len0);
+ if list.Files[i].path = '' then
+ entry := list.Files[i].name
+ else
+ entry := list.Files[i].path + '/' + list.Files[i].name;
+ Add(entry, data0, len0);
+ FreeMem(data0)
+ end
+ end;
+ list.Destroy
+ end;
+
+ if section = '' then
+ entry := name
+ else
+ entry := section + '/' + name;
+
+ Add(entry, data, len);
+ dfzip.writeCentralDir(ts, dir);
+ ts.Free;
+
+ if FileExists(wad) then
+ ASSERT(RenameFile(wad, wad + '.bak'));
+ ASSERT(RenameFile(tmp, wad));
+ res := 0
+ end;
+
+ procedure g_AddResource (wad, section, name: String; const data: PByte; len: Integer; out res: Integer);
+ var ext: String;
+ begin
+ res := 2; (* unknown type *)
+ ext := LowerCase(SysUtils.ExtractFileExt(wad));
+ if ext = '.wad' then
+ g_AddResourceToDFWAD(wad, section, name, data, len, res)
+ else if (ext = '.pk3') or (ext = '.zip') or (ext = '.dfzip') then
+ g_AddResourceToZip(wad, section, name, data, len, res)
+ end;
+
+ procedure g_DeleteResourceFromDFWAD (wad, section, name: String; out res: Integer);
+ var f: TWADEditor_1;
+ begin
+ res := 1; (* error *)
+ f := TWADEditor_1.Create;
+ if not f.ReadFile(wad) then
+ begin
+ f.Free;
+ Exit
+ end;
+ f.CreateImage;
+ f.RemoveResource(section, name);
+ f.SaveTo(wad);
+ f.Free;
+ res := 0 (* ok *)
+ end;
+
+ procedure g_DeleteResourceFromZip (wad, section, name: String; out res: Integer);
+ begin
+ res := 1 (* not implemented *)
+ end;
+
+ procedure g_DeleteResource (wad, section, name: String; out res: Integer);
+ var ext: String;
+ begin
+ res := 2; (* unknown type *)
+ ext := LowerCase(SysUtils.ExtractFileExt(wad));
+ if ext = '.wad' then
+ g_DeleteResourceFromDFWAD(wad, section, name, res)
+ else if (ext = '.pk3') or (ext = '.zip') or (ext = '.dfzip') then
+ g_DeleteResourceFromZip(wad, section, name, res)
+ end;
procedure g_ReadResource (wad, section, name: String; out data: PByte; out len: Integer);
var