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LogWriterUnit.pas
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LogWriterUnit.pas
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unit LogWriterUnit;
interface
uses
System.SysUtils, Winapi.Windows, Vcl.Controls, Winapi.Messages, Vcl.Dialogs, Vcl.Forms,
System.Classes, ComCtrls, System.Contnrs, System.Math, Data.DB,Data.Win.ADODB,
{$IFNDEF NPPCONNECTIONS}diaConstUnit,{$ENDIF}
ConstUnit, SqlThreadUnit;
type
TLogWriter = class
private
StrLine: string;
FContinue: Boolean;
public
FFileName: string;
constructor Create(FileName: string);
procedure WriteToRTI(pStrLine: String);
procedure ConvertMessageToRTI(pNumber, pDateTimeStr, pText: String);
procedure AddLine(Value: string);
procedure LogSave(Value: string);
end;
TSqlQueryRTIObject = class(TSqlQueryObject)
private
procedure WriteRecord(LogName: TFileName);
procedure QueryPrepare; virtual;
procedure QueryPrepareParameter(const MinNumber: double); virtual;
protected
procedure Execute; override;
public
//constructor Create;
end;
TPostgreSQLQueryRTIObject = class(TSqlQueryRTIObject)
private
procedure QueryPrepare; override;
procedure QueryPrepareParameter(const MinNumber: double); override;
public
//constructor Create;
end;
implementation
{ TLogWriter }
const
c_Tab = #9;
procedure TLogWriter.AddLine(Value: string);
begin
if FFileName <> '' then LogSave(Value);
end;
procedure TLogWriter.ConvertMessageToRTI(pNumber,
pDateTimeStr, pText: String);
var
vStrLine,
vStrLine1,
vStrLine2,
vModuleID,
vNumber: String;
idx,
idxc,
idxm: Integer;
function AddDsModule(const pModuleID, pStrLine: String): String;
var
vStr1,
vStr2,
vStr3,
vStr4: String;
i, j: Integer;
begin
Result := pStrLine;
vStr1 := '';
vStr2 := '';
vStr3 := '';
vStr4 := '';
i := Pos('@@NESTLEVEL', UpperCase(pStrLine));
if i > 0 then
begin
vStr1 := copy(pStrLine, 0, i - 1);
vStr2 := copy(pStrLine, i, length(pStrLine) - i);
j := Pos(sLineBreak, UpperCase(vStr2));
if j > 0 then
begin
vStr3 := copy(vStr2, 0, j - 1);
vStr4 := copy(vStr2, j, length(vStr2) - j);
end;
Result := vStr1 + vStr3 + ' @@DsSysModuleID = ' + pModuleID + vStr4;
end;
end;
begin
vStrLine := '';
vStrLine1 := '';
vStrLine2 := '';
idxm := Pos(':', pNumber);
vModuleID := copy(pNumber, 0, idxm - 1);
vNumber := copy(pNumber, idxm + 1, length(pNumber) - idxm);
idx := Pos('CONTINUE:', UpperCase(pText));
if idx = 0 then
begin
FContinue := False;
idxc := Pos('[CLIENT]', UpperCase(pText));
if idxc > 0 then
begin
vStrLine := copy(pText, idxc + 8, length(pText) - 8);
end
else
begin
vStrLine := pDateTimeStr + c_TAB + pText;
idx := Pos('[NNN]', UpperCase(vStrLine));
if idx > 0 then
begin
vStrLine1 := copy(vStrLine, 0, idx - 1);
vStrLine2 := AddDsModule(vModuleID,
copy(vStrLine, idx - 1, length(vStrLine) - idx + 2));
vStrLine := vStrLine1 + vNumber + vStrLine2;
end;
end;
end
else
begin
FContinue := True;
vStrLine := StrLine + sLineBreak +
copy(pText, idx + 9, length(pText) - 9);
StrLine := '';
end;
if StrLine = '' then
begin
StrLine := vStrLine;
end
else
begin
if not FContinue then
begin
WriteToRTI(StrLine);
StrLine := vStrLine;
end;
end;
end;
constructor TLogWriter.Create(FileName: string);
begin
FFileName := FileName;
end;
procedure TLogWriter.LogSave(Value: string);
var
filename : String;
LogFile : TextFile;
begin
filename := FFileName;
AssignFile(LogFile, filename);
if FileExists(filename) then
Append(LogFile)
else
Rewrite(LogFile);
WriteLn(LogFile, Value);
CloseFile(LogFile);
end;
procedure TLogWriter.WriteToRTI(pStrLine: String);
var
vStrLine,
vStrLine1,
vStrLine2: string;
vSize,
idx: Integer;
begin
vStrLine := '';
vStrLine1 := '';
vStrLine2 := '';
idx := Pos('[NNN]', UpperCase(pStrLine));
if idx > 0 then
begin
vStrLine1 := copy(pStrLine, 0, idx - 1);
vStrLine2 := copy(pStrLine, idx + 5, length(pStrLine) - idx - 4);
vSize := length(vStrLine2);
vStrLine := vStrLine1 +
'' + c_TAB +
'0' + c_TAB +
IntToStr(vSize) +
vStrLine2;
end
else
vStrLine := pStrLine;
AddLine(vStrLine);
end;
{ TSqlQueryRTIObject }
procedure TSqlQueryRTIObject.Execute;
begin
inherited;
if (not FThread.Terminated) then WriteRecord(Self.Name);
end;
procedure TSqlQueryRTIObject.QueryPrepare;
begin
if not Query.Active then
begin
Query.SQL.Text := constSQL_RTI_Get;
ConvertSqlText(BdType=bdSybase,TStringList(Query.SQL));
Query.ParamCheck := True;
end;
end;
procedure TSqlQueryRTIObject.QueryPrepareParameter(const MinNumber: double);
begin
Query.Parameters.ParamByName('MinNumber').Value := MinNumber;
end;
procedure TSqlQueryRTIObject.WriteRecord(LogName: TFileName);
var LogWriter : TLogWriter;
MinNumber: double;
RecCount: integer;
StrLine,CurNumber : string;
begin
LogWriter := TLogWriter.Create(LogName);
MinNumber := -1;
try
QueryPrepare;
repeat
(*Íà÷àëî öèêëà*)
QueryPrepareParameter(MinNumber);
Query.Open;
RecCount := Query.RecordCount;
Query.First;
StrLine := '';
while not Query.Eof do
begin
CurNumber := Query.FieldByName('Number').AsString;
LogWriter.ConvertMessageToRTI(Query.FieldByName('DsSysModuleID').AsString + ':' +
CurNumber,
FormatDateTime('dd.mm.yyyy hh:nn:ss.zzz', Query.FieldByName('InDateTime').AsDateTime),
Query.FieldByName('Message').AsString);
Query.Next;
end;
if StrLine <> '' then
begin
LogWriter.WriteToRTI(StrLine);
end;
Query.Close;
if CurNumber <> '' then
MinNumber := StrToFloat(CurNumber);
(*îêîí÷àíèå öèêëà*)
until RecCount = 0
finally
Query.Close;
LogWriter.Free;
end;
end;
{ TPostgreSQLQueryRTIObject }
procedure TPostgreSQLQueryRTIObject.QueryPrepare;
begin
Query.ParamCheck := False;
end;
procedure TPostgreSQLQueryRTIObject.QueryPrepareParameter(
const MinNumber: double);
begin
Query.SQL.Text := Format(constSQL_RTI_Get_PostgreSQL,[MinNumber]);
end;
end.