138 lines
2.9 KiB
ObjectPascal
138 lines
2.9 KiB
ObjectPascal
{
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Extended by George Mizzi - 7.15.05
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I Fixed+Extended Patrik Spanel's TZipFile
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into one small-footprint and easy-to-use
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zipping class.
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Modified by Lewin Hodgman - 7th July 2011
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I added the PathOnZip parameter to AddFile(s) which is blank by default.
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Added example of usage below
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----------------
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EXAMPLE OF USAGE
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----------------
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MyZip := TZippit.Create;
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MyZip.AddFile('C:\folder\myfile.ext');
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MyZip.AddFiles('C:\folder2\*.pas');
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MyZip.SaveToFile('C:\folder3\test.zip');
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MyZip.Free;
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}
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unit Zippit;
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interface
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uses
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Classes, SysUtils, SciZipFile;
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type
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TZippit = class(TZipFile)
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private
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public
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procedure AddFiles(const Pattern: String; const PathOnZip:string=''; Recurse: Boolean = True);
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procedure AddFile(const Name: String; PathOnZip:string=''); overload;
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end;
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implementation
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{ Utils }
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procedure ListPaths(Path: String; Paths: TStrings; Recurse: Boolean);
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var
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SR: TSearchRec;
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begin
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if FindFirst(Path + '*.*', faDirectory, SR) <> 0 then
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Exit;
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repeat
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if (SR.Attr and faDirectory <> 0) and
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(SR.Name <> '.') and
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(SR.Name <> '..') then
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begin
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Paths.Add(Path + SR.Name + '\');
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if Recurse then ListPaths(Path + SR.Name + '\', Paths, Recurse);
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end;
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until FindNext(SR) <> 0;
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FindClose(SR);
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end;
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procedure ListFiles(Pattern: String; Files: TStrings; Recurse: Boolean);
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procedure List(Pattern: String; Files: TStrings);
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var
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SR: TSearchRec;
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begin
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if FindFirst(Pattern, faAnyFile, SR) <> 0 then
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Exit;
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repeat
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if (SR.Attr and faDirectory = 0) and
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(SR.Name <> '.') and
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(SR.Name <> '..') then
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Files.Add(ExtractFilePath(Pattern) + SR.Name);
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until FindNext(SR) <> 0;
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FindClose(SR);
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end;
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var
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Paths: TStringList;
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FileName: String;
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I: Integer;
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begin
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Paths := TStringList.Create;
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FileName := ExtractFileName(Pattern);
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try
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List(Pattern, Files);
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if Recurse then
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begin
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ListPaths(ExtractFilePath(Pattern), Paths, Recurse);
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for I := 0 to Paths.Count - 1 do
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List(Paths[I] + FileName, Files);
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end;
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finally
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Paths.Free;
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end;
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end;
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{ TZippit }
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procedure TZippit.AddFile(const Name: String; PathOnZip:string='');
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var
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F: TFileStream;
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B: AnsiString;
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begin
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if not FileExists(Name) then exit;
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if PathOnZip <> '' then PathOnZip := SysUtils.IncludeTrailingBackslash(PathOnZip);
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F := TFileStream.Create(Name, fmOpenRead);
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try
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SetLength(B, F.Size);
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F.ReadBuffer(B[1], F.Size);
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inherited AddFile(PathOnZip + ExtractFileName(Name), 0);
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Data[Count-1] := B;
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finally
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F.Free;
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end;
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end;
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procedure TZippit.AddFiles(const Pattern: String; const PathOnZip:string=''; Recurse: Boolean = True);
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var
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L: TStringList;
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I: Integer;
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begin
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L := TStringList.Create;
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try
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ListFiles(Pattern, L, Recurse);
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for I := 0 to L.Count - 1 do
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AddFile(L[I],PathOnZip);
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finally
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L.Free;
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end;
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end;
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end.
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