mysticbbs/mdl/m_inireader.pas

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2012-08-11 09:50:26 -07:00
Unit m_IniReader;
{$I M_OPS.PAS}
Interface
Type
TIniReader = Class
FileName : String;
IniFile : Text;
Buffer : Array[1..1024*4] of Char;
Opened : Boolean;
Constructor Create (FN: String);
Destructor Destroy; Override;
Function ReadString (Category, Value, DefValue: String) : String;
Function ReadInteger (Category, Value: String; DefValue: LongInt) : LongInt;
End;
Implementation
Uses
m_Strings;
Constructor TIniReader.Create (FN: String);
Begin
FileName := FN;
FileMode := 66;
Assign (IniFile, FileName);
SetTextBuf (IniFile, Buffer);
Reset (IniFile);
Opened := IoResult = 0;
End;
Destructor TIniReader.Destroy;
Begin
If Opened Then Close(IniFile);
End;
Function TIniReader.ReadString (Category, Value, DefValue: String) : String;
Var
RawStr : String;
NewStr : String;
GotCat : Boolean = False;
Begin
Result := DefValue;
If Not Opened Then Exit;
Category := strUpper(Category);
Value := strUpper(Value);
Reset (IniFile);
While Not GotCat And Not Eof(IniFile) Do Begin
ReadLn (IniFile, RawStr);
RawStr := strStripB(RawStr, ' ');
NewStr := strUpper(strStripLOW(RawStr));
If (RawStr = '') or (RawStr[1] = ';') Then Continue;
GotCat := Pos('[' + Category + ']', NewStr) > 0;
End;
If Not GotCat Then Exit;
While Not Eof(IniFile) Do Begin
ReadLn (IniFile, RawStr);
RawStr := strStripB(RawStr, ' ');
NewStr := strUpper(strStripLOW(RawStr));
If (RawStr = '') or (RawStr[1] = ';') Then Continue;
If RawStr[1] = '[' Then Exit;
If (Pos(Value, NewStr) = 1) and (Pos('=', NewStr) > 0) Then Begin
Result := strStripB(Copy(RawStr, Pos('=', RawStr) + 1, 255), ' ');
Exit;
End;
End;
End;
Function TIniReader.ReadInteger (Category, Value: String; DefValue: LongInt) : LongInt;
Begin
Result := strS2I(ReadString(Category, Value, strI2S(DefValue)));
End;
End.