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| procedure TMainForm.TreatRealWX;
var
ReqDir, Req :String;
N: Integer;
begin
DownloadGrib(WXMaxLon,WXMinLon,WXMaxLat,WXMinLat);
ReqDir:= extractFilePath(application.exename)+ 'WX\';
Req :=ReqDir + 'csv.bat ' + IntToStr(N);
SetCurrentDir(ReqDir);
RunAndWait(Req);
MainForm.Renommecsv;
SetCurrentDir(extractFilePath(application.exename));
FormatGribData;
EffaceWX;
end;
function HTTPRequest(sHour, sShiftT, sLgMn, sLgMx, sLtMn, sLtMx,
sDate: String):String;
begin
Result := GribWebSource+ '?file=gfs.t'
+ sHour +'z.pgrb2.1p'
+ sShiftT
+ '.anl'
+ '&lev_100_mb=on&lev_200_mb=on'
+ '&lev_300_mb=on'//
+ '&var_TMP=on&var_UGRD=on'
+ '&var_VGRD=on&subregion=&leftlon='
+ sLgMn + '&rightlon=' + sLgMx + '&toplat='
+ sLtMx + '&bottomlat='+ sLtMn + '&dir=%2Fgfs.'
+ sDate + sHour;
end;
procedure DownloadGrib(LonMax, LonMin, LatMax, LatMin: extended);
var Answer : TMemoryStream;
Hours, ShiftT, Jour, Req0,
Req : String;
Today : TdateTime;
LgMx, LgMn, LtMx, LtMn,
Hr : Integer;
begin
Jour:= '';
SetRoundMode(rmUp);
LgMx:= Round(LonMax);
SetRoundMode(rmDown);
LgMn:= Round(LonMin);
SetRoundMode(rmUp);
LtMx:= Round(LatMax);
SetRoundMode(rmDown);
LtMn:= Round(LatMin);
Hours := FormatDateTime('HH',EncodeTime(Hour, Min, Sec, Msec));
case StrToInt(Hours) of
00..10: Hours:= '00';
11..16: Hours:= '06';
17..21: Hours:= '12';
22..24: Hours:= '18';
end;
case Form3.ComboBox4.ItemIndex of
0: ShiftT:= '00';
1: ShiftT:= '03';
2: ShiftT:= '06';
3: ShiftT:= '09';
4: ShiftT:= '12';
5: ShiftT:= '15';
6: ShiftT:= '18';
7: ShiftT:= '21';
8: ShiftT:= '24';
end;
SetRoundMode(rmNearest);
Jour := FormatDateTime('yyyymmdd',frmDOF.DateTimePicker1.Date);
try
// Grille 1°x 1°
Req:= HTTPRequest(Hours, ShiftT, IntToStr(LgMn), IntToStr(LgMx),
IntToStr(LtMn), IntToStr(LtMx), Jour);
Answer := TMemoryStream.Create;
MainForm.IdHTTP1.Get(Req, Answer);
Answer.SaveToFile(extractFilePath(application.exename)+ '\WX\Grib.grb2');
Answer.Free
Except
begin
Hr:= StrToInt(Hours);
Dec(Hr, 6);
Hours:= IntToStr(Hr);
if Hr < 10 then
Hours:= Format('%.*d', [2, Hr]);
Req:= HTTPRequest(Hours, ShiftT, IntToStr(LgMn), IntToStr(LgMx),
IntToStr(LtMn), IntToStr(LtMx), Jour);
Answer := TMemoryStream.Create;
MainForm.idHTTP2.Get(Req, Answer);
Answer.SaveToFile(extractFilePath(application.exename)+ '\WX\Grib.grb2');
Answer.Free
end;
end;
end;
function RunAndWait(const FileName: String): DWORD;
var
StartupInfo: TStartupInfo;
ProcessInfo: TProcessInformation;
begin
Result := STILL_ACTIVE;
GetStartupInfo(StartupInfo);
if CreateProcess(nil, PChar(FileName), nil, nil, IsConsole,
CREATE_NO_WINDOW +NORMAL_PRIORITY_CLASS, nil, nil,
StartupInfo, ProcessInfo) then
try
if WaitForSingleObject(ProcessInfo.hProcess, INFINITE) = WAIT_OBJECT_0
then
GetExitCodeProcess(ProcessInfo.hProcess, Result);
finally
CloseHandle(ProcessInfo.hThread);
CloseHandle(ProcessInfo.hProcess);
end;
end;
Procedure TMainForm.Renommecsv;
var
ReqDir, NewFile : String;
SearchResult: TSearchRec;
begin
ReqDir:= extractFilePath(application.exename)+ 'WX\';
SetCurrentDir(ReqDir);
if (FindFirst(ReqDir + '*.txt', faAnyFile, SearchResult)) =0 then
begin
DeleteFile(SearchResult.Name);
while FindNext(SearchResult) = 0 do
begin
DeleteFile(SearchResult.Name);
end;
end;
if (FindFirst(ReqDir + '*.csv', faAnyFile, SearchResult)) =0 then
begin
NewFile:= ChangeFileExt(SearchResult.Name,'.txt');
RenameFile(SearchResult.Name, NewFile);
while FindNext(SearchResult) = 0 do
begin
NewFile:= ChangeFileExt(SearchResult.Name,'.txt');
RenameFile(SearchResult.Name, NewFile);
end;
end;
FindClose(SearchResult);
SetCurrentDir(extractFilePath(application.exename));
end;
procedure FormatGribData;
var
slFormatted, slAlist1,
slAList2, slAList3,
slAList4, slAList5,
slAList6, slAList7,
slAList8, slAList9 : TStringList;
i : Integer;
Strb, Stra : String;
begin
if not fileExists(extractFilePath(application.exename)
+ '\WX\TEMP_100.txt') then
Exit;
slFormatted := TStringList.Create;
slAlist1 := TStringList.Create;
slAlist2 := TStringList.Create;
slAlist3 := TStringList.Create;
slAlist4 := TStringList.Create;
slAlist5 := TStringList.Create;
slAlist6 := TStringList.Create;
slAlist7 := TStringList.Create;
slAlist8 := TStringList.Create;
slAlist9 := TStringList.Create;
slFormatted.StrictDelimiter:= True;
slFormatted.Delimiter:= ',';
slAlist1.StrictDelimiter:= True;
slAlist1.Delimiter:= ',';
slAlist2.StrictDelimiter:= True;
slAlist2.Delimiter:= ',';
slAlist3.StrictDelimiter:= True;
slAlist3.Delimiter:= ',';
slAlist4.StrictDelimiter:= True;
slAlist4.Delimiter:= ',';
slAlist5.StrictDelimiter:= True;
slAlist5.Delimiter:= ',';
slAlist6.StrictDelimiter:= True;
slAlist6.Delimiter:= ',';
slAlist7.StrictDelimiter:= True;
slAlist7.Delimiter:= ',';
slAlist8.StrictDelimiter:= True;
slAlist8.Delimiter:= ',';
slAlist9.StrictDelimiter:= True;
slAlist9.Delimiter:= ',';
slFormatted.LoadFromFile(extractFilePath(application.exename)
+ '\WX\TEMP_100.txt');
slAlist1.LoadFromFile(extractFilePath(application.exename)
+ '\WX\TEMP_200.txt');
slAlist2.LoadFromFile(extractFilePath(application.exename)
+ '\WX\TEMP_300.txt');
slAlist3.LoadFromFile(extractFilePath(application.exename)
+ '\WX\UGRD_100.txt');
slAlist4.LoadFromFile(extractFilePath(application.exename)
+ '\WX\UGRD_200.txt');
slAlist5.LoadFromFile(extractFilePath(application.exename)
+ '\WX\UGRD_300.txt');
slAlist6.LoadFromFile(extractFilePath(application.exename)
+ '\WX\VGRD_100.txt');
slAlist7.LoadFromFile(extractFilePath(application.exename)
+ '\WX\VGRD_200.txt');
slAlist8.LoadFromFile(extractFilePath(application.exename)
+ '\WX\VGRD_300.txt');
for i := 1 to slFormatted.Count-1 do
begin
Strb:= slAlist1[i];
Stra:= StringReplace(Strb,' ', '',[rfReplaceAll, rfIgnoreCase]);
slAlist1[i]:= Stra;
Strb:= slAlist2[i];
Stra:= StringReplace(Strb,' ', '',[rfReplaceAll, rfIgnoreCase]);
slAlist2[i]:= Stra;
Strb:= slAlist3[i];
Stra:= StringReplace(Strb,' ', '',[rfReplaceAll, rfIgnoreCase]);
slAlist3[i]:= Stra;
Strb:= slAlist4[i];
Stra:= StringReplace(Strb,' ', '',[rfReplaceAll, rfIgnoreCase]);
slAlist4[i]:= Stra;
Strb:= slAlist5[i];
Stra:= StringReplace(Strb,' ', '',[rfReplaceAll, rfIgnoreCase]);
slAlist5[i]:= Stra;
Strb:= slAlist6[i];
Stra:= StringReplace(Strb,' ', '',[rfReplaceAll, rfIgnoreCase]);
slAlist6[i]:= Stra;
Strb:= slAlist7[i];
Stra:= StringReplace(Strb,' ', '',[rfReplaceAll, rfIgnoreCase]);
slAlist7[i]:= Stra;
Strb:= slAlist8[i];
Stra:= StringReplace(Strb,' ', '',[rfReplaceAll, rfIgnoreCase]);
slAlist8[i]:= Stra;
slFormatted[i]:= slFormatted[i] + ','+ copy(slAlist1[i], PosEx(',',
slAlist1[i],22) + 1,
length(slAlist1[i])) + ',' +
copy(slAlist2[i], PosEx(',',
slAlist2[i],22) + 1,
length(slAlist2[i])) + ',' +
copy(slAlist3[i], PosEx(',',
slAlist3[i],22) + 1,
length(slAlist3[i])) + ',' +
copy(slAlist4[i], PosEx(',',
slAlist4[i],22) + 1,
length(slAlist4[i])) + ',' +
copy(slAlist5[i], PosEx(',',
slAlist5[i],22) + 1,
length(slAlist5[i])) + ',' +
copy(slAlist6[i], PosEx(',',
slAlist6[i],22) + 1,
length(slAlist6[i])) + ',' +
copy(slAlist7[i], PosEx(',',
slAlist7[i],22) + 1,
length(slAlist7[i])) + ',' +
copy(slAlist8[i], PosEx(',',
slAlist8[i],22) + 1,
length(slAlist8[i]));
end;
slFormatted.SaveToFile((extractFilePath(application.exename)
+ '\WX\WX.txt'));
slFormatted.Free;
slAlist1.Free;
slAlist2.Free;
slAlist3.Free;
slAlist4.Free;
slAlist5.Free;
slAlist6.Free;
slAlist7.Free;
slAlist8.Free;
slAlist9.Free;
end;
Procedure TMainForm.EffaceWX;
var
ReqDir : String;
SearchResult: TSearchRec;
begin
ReqDir:= extractFilePath(application.exename)+ 'WX\';
SetCurrentDir(ReqDir);
if (FindFirst(ReqDir + '*_*.txt', faAnyFile, SearchResult)) =0 then
begin
DeleteFile(SearchResult.Name);
while FindNext(SearchResult) = 0 do
DeleteFile(SearchResult.Name);
end;
FindClose(SearchResult);
SetCurrentDir(extractFilePath(application.exename));
end; |
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