Iupfile接口应该是这个样子: Iupfile = interface(IDispatch)
['{5C40D0EB-5A22-4A1E-8808-62207AE04B51}']
procedure OnStartPage(const AScriptingContext: IUnknown); safecall;
procedure OnEndPage; safecall;
function Get_Form(Formname: OleVariant): OleVariant; safecall;
function Get_FileName: OleVariant; safecall;
function Get_FileSize: Integer; safecall;
procedure FileSaveAs(FileName: OleVariant); safecall;
function Get_FileData: OleVariant; safecall;
function Get_FileType: OleVariant; safecall;
property Form[Formname: OleVariant]: OleVariant read Get_Form;
property FileName: OleVariant read Get_FileName;
property FileSize: Integer read Get_FileSize;
property FileData: OleVariant read Get_FileData;
property FileType: OleVariant read Get_FileType;
end;Tupfile类的声明如下: Tupfile = class(TASPObject, Iupfile)
public
protected
procedure OnEndPage; safecall; //页面开始
procedure OnStartPage(const AScriptingContext: IUnknown); safecall; //页面
结束
procedure FileSaveAs(Filename: OleVariant); safecall; //保存文件
function Get_Form(Formname: OleVariant): OleVariant; safecall; //
function Get_FileName: OleVariant; safecall;
function Get_FileSize: Integer; safecall;
function Get_FileData: OleVariant; safecall;
function Get_FileType: OleVariant; safecall;
private
FContentData:string;
FFileData,FFileName,FFileType:string;
FFormInfo:TStringList;
function instr(str1,str2:string;startpos:integer):integer;
procedure AnalyFormData(content:string);
end;
procedure Tupfile.OnStartPage(const AScriptingContext: IUnknown);
var
AOleVariant : OleVariant;
tmpvar : OleVariant;
contentlength : integer;
i,DeliCount,pos1,pos2,lastpos : integer;
FDelimeter : string;
begin
inherited OnStartPage(AScriptingContext);
FFormInfo := TStringList.Create; contentlength := Request.TotalBytes;
AOleVariant := contentlength;
tmpvar := Request.BinaryRead(AOleVariant);
for i := 1 to contentlength -1 do
begin
FContentData := FContentData + chr(byte(tmpvar[i]));
end; pos1 := pos(#13#10,FContentData);
FDelimeter := copy(FContentData,1,pos1+1);
DeliCount := length(FDelimeter);
lastpos := 1; pos1:=0;
while pos2>=pos1 do
begin
pos1 := instr(FDelimeter,FContentData,lastpos);
if pos1 = 0 then Break;
pos1 := pos1 + DeliCount;
pos2 := instr(FDelimeter,FContentData,pos1)-1;
AnalyFormData(copy(FContentData,pos1,pos2-pos1-1));
lastpos := pos2;
end;
end;procedure Tupfile.AnalyFormData(content: string);
var
pos1,pos2:integer;
FormName,FormValue:string;
isFile:boolean;
begin
isFile := false;
pos1 := instr('name="',content,1)+6;
pos2 := instr('"',content,pos1);
FormName := copy(content,pos1,pos2-pos1); //检查是否文件
pos1 := instr('filename="',content,pos2+1);
if pos1 <> 0 then
begin
isFile := true;
pos1 := pos1 + 10;
pos2 := instr('"',content,pos1);
FFilename := copy(content,pos1,pos2-pos1);
end; pos1 := instr(#13#10#13#10,content,pos2+1)+4;
FormValue := copy(content,pos1,length(content)-pos1); if isfile then
begin
FFileData := FormValue;
//查找文件类型信息
pos2 := instr('Content-Type: ',content,pos2+1);
if pos2 <> 0 then
begin
pos2 := pos2 + 14;
FFileType := copy(content,pos2,pos1-4-pos2);
end;
end
else
begin
FFormInfo.add(FormName+'='+FormValue);
end;
end;
function Tupfile.Get_Form(Formname: OleVariant): OleVariant;
begin
Result := FFormInfo.Values[Formname];
end;
function Tupfile.Get_FileName: OleVariant;
begin
Result := ExtractFileName(FFileName);
end;
function Tupfile.Get_FileSize: Integer;
begin
Result := length(FFileData);
end;function Tupfile.Get_FileData: OleVariant;
var
i:integer;
begin
Result := VarArrayCreate( [0,length(FFileData)], varByte );
for i := 0 to length(FFileData)-1 do
begin
Result[i] := Byte(FFileData[i+1]);
end;
end; 这三个函数分别返回文件的名称、大小、数据。要注意的是,在返回文件数据时,必须进行相应的转
换,将Delphi中的string类型转换为OleVariant类型。
procedure Tupfile.FileSaveAs(Filename: OleVariant);
var
fsout:TFileStream;
i:integer;
afile:file of byte;
begin
fsout := TFileStream.Create(Filename,fmcreate);
for i := 1 to length(FFileData) do
begin
fsout.Write(Byte(FFileData[i]),1)
end;
fsout.Free;
end;
你试一试
['{5C40D0EB-5A22-4A1E-8808-62207AE04B51}']
procedure OnStartPage(const AScriptingContext: IUnknown); safecall;
procedure OnEndPage; safecall;
function Get_Form(Formname: OleVariant): OleVariant; safecall;
function Get_FileName: OleVariant; safecall;
function Get_FileSize: Integer; safecall;
procedure FileSaveAs(FileName: OleVariant); safecall;
function Get_FileData: OleVariant; safecall;
function Get_FileType: OleVariant; safecall;
property Form[Formname: OleVariant]: OleVariant read Get_Form;
property FileName: OleVariant read Get_FileName;
property FileSize: Integer read Get_FileSize;
property FileData: OleVariant read Get_FileData;
property FileType: OleVariant read Get_FileType;
end;Tupfile类的声明如下: Tupfile = class(TASPObject, Iupfile)
public
protected
procedure OnEndPage; safecall; //页面开始
procedure OnStartPage(const AScriptingContext: IUnknown); safecall; //页面
结束
procedure FileSaveAs(Filename: OleVariant); safecall; //保存文件
function Get_Form(Formname: OleVariant): OleVariant; safecall; //
function Get_FileName: OleVariant; safecall;
function Get_FileSize: Integer; safecall;
function Get_FileData: OleVariant; safecall;
function Get_FileType: OleVariant; safecall;
private
FContentData:string;
FFileData,FFileName,FFileType:string;
FFormInfo:TStringList;
function instr(str1,str2:string;startpos:integer):integer;
procedure AnalyFormData(content:string);
end;
procedure Tupfile.OnStartPage(const AScriptingContext: IUnknown);
var
AOleVariant : OleVariant;
tmpvar : OleVariant;
contentlength : integer;
i,DeliCount,pos1,pos2,lastpos : integer;
FDelimeter : string;
begin
inherited OnStartPage(AScriptingContext);
FFormInfo := TStringList.Create; contentlength := Request.TotalBytes;
AOleVariant := contentlength;
tmpvar := Request.BinaryRead(AOleVariant);
for i := 1 to contentlength -1 do
begin
FContentData := FContentData + chr(byte(tmpvar[i]));
end; pos1 := pos(#13#10,FContentData);
FDelimeter := copy(FContentData,1,pos1+1);
DeliCount := length(FDelimeter);
lastpos := 1; pos1:=0;
while pos2>=pos1 do
begin
pos1 := instr(FDelimeter,FContentData,lastpos);
if pos1 = 0 then Break;
pos1 := pos1 + DeliCount;
pos2 := instr(FDelimeter,FContentData,pos1)-1;
AnalyFormData(copy(FContentData,pos1,pos2-pos1-1));
lastpos := pos2;
end;
end;procedure Tupfile.AnalyFormData(content: string);
var
pos1,pos2:integer;
FormName,FormValue:string;
isFile:boolean;
begin
isFile := false;
pos1 := instr('name="',content,1)+6;
pos2 := instr('"',content,pos1);
FormName := copy(content,pos1,pos2-pos1); //检查是否文件
pos1 := instr('filename="',content,pos2+1);
if pos1 <> 0 then
begin
isFile := true;
pos1 := pos1 + 10;
pos2 := instr('"',content,pos1);
FFilename := copy(content,pos1,pos2-pos1);
end; pos1 := instr(#13#10#13#10,content,pos2+1)+4;
FormValue := copy(content,pos1,length(content)-pos1); if isfile then
begin
FFileData := FormValue;
//查找文件类型信息
pos2 := instr('Content-Type: ',content,pos2+1);
if pos2 <> 0 then
begin
pos2 := pos2 + 14;
FFileType := copy(content,pos2,pos1-4-pos2);
end;
end
else
begin
FFormInfo.add(FormName+'='+FormValue);
end;
end;
function Tupfile.Get_Form(Formname: OleVariant): OleVariant;
begin
Result := FFormInfo.Values[Formname];
end;
function Tupfile.Get_FileName: OleVariant;
begin
Result := ExtractFileName(FFileName);
end;
function Tupfile.Get_FileSize: Integer;
begin
Result := length(FFileData);
end;function Tupfile.Get_FileData: OleVariant;
var
i:integer;
begin
Result := VarArrayCreate( [0,length(FFileData)], varByte );
for i := 0 to length(FFileData)-1 do
begin
Result[i] := Byte(FFileData[i+1]);
end;
end; 这三个函数分别返回文件的名称、大小、数据。要注意的是,在返回文件数据时,必须进行相应的转
换,将Delphi中的string类型转换为OleVariant类型。
procedure Tupfile.FileSaveAs(Filename: OleVariant);
var
fsout:TFileStream;
i:integer;
afile:file of byte;
begin
fsout := TFileStream.Create(Filename,fmcreate);
for i := 1 to length(FFileData) do
begin
fsout.Write(Byte(FFileData[i]),1)
end;
fsout.Free;
end;
你试一试
解决方案 »
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