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torben |
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(* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is TurboPower SysTools
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*
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* The Initial Developer of the Original Code is
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* TurboPower Software
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*
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* Portions created by the Initial Developer are Copyright (C) 1996-2002
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* ***** END LICENSE BLOCK ***** *)
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{*********************************************************}
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{* _STREGEX.PAS 3.00 *}
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{*********************************************************}
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{$I STDEFINE.INC}
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{$I STCOMDEF.INC}
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unit _StRegEx;
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interface
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uses
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ComObj, ActiveX, AxCtrls, Classes, StUtils, StStrms, StRegEx, SysTools_TLB, StdVcl;
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type
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TStRegEx = class(TAutoObject, IConnectionPointContainer, IStRegEx)
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private { Private declarations }
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FConnectionPoints: TConnectionPoints;
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FConnectionPoint: TConnectionPoint;
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FSinkList: TList;
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FEvents: IStRegExEvents;
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FStRegEx : StRegEx.TStStreamRegEx;
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FMatchPattern : IStStringList;
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FSelAvoidPattern : IStStringList;
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FReplacePattern : IStStringList;
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FIsLicensed : Boolean;
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procedure _OnProgress(Sender : TObject; Percent : Word);
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public { Public declarations }
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procedure Initialize; override;
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destructor Destroy; override;
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protected { Protected declarations }
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{ IConnectionPointContainer }
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property ConnectionPoints: TConnectionPoints read FConnectionPoints
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implements IConnectionPointContainer;
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procedure EventSinkChanged(const EventSink: IUnknown); override;
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{ IStRegEx properties (GET) }
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function Get_Avoid: WordBool; safecall;
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function Get_IgnoreCase: WordBool; safecall;
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function Get_InFixedLineLength: Integer; safecall;
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function Get_InLineTermChar: WideString; safecall;
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function Get_InLineTerminator: TStLineTerminator; safecall;
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function Get_LineCount: Integer; safecall;
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function Get_LineNumbers: WordBool; safecall;
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function Get_LinesMatched: Integer; safecall;
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function Get_LinesPerSecond: Integer; safecall;
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function Get_LinesReplaced: Integer; safecall;
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function Get_LinesSelected: Integer; safecall;
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function Get_MatchPattern: IStStringList; safecall;
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function Get_OutFixedLineLength: Integer; safecall;
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function Get_OutLineTermChar: WideString; safecall;
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function Get_OutLineTerminitor: Integer; safecall;
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function Get_OutputOptions: TStOutputOption; safecall;
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function Get_ReplacePattern: IStStringList; safecall;
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function Get_SelAvoidPattern: IStStringList; safecall;
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function Get_Stream: OleVariant; safecall;
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{ IStRegEx properties (SET) }
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procedure Set_Avoid(Value: WordBool); safecall;
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procedure Set_IgnoreCase(Value: WordBool); safecall;
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procedure Set_InFixedLineLength(Value: Integer); safecall;
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procedure Set_InLineTermChar(const Value: WideString); safecall;
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procedure Set_InLineTerminator(Value: TStLineTerminator); safecall;
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procedure Set_LineNumbers(Value: WordBool); safecall;
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procedure Set_MatchPattern(const Value: IStStringList); safecall;
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procedure Set_OutFixedLineLength(Value: Integer); safecall;
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procedure Set_OutLineTermChar(const Value: WideString); safecall;
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procedure Set_OutLineTerminitor(Value: Integer); safecall;
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procedure Set_OutputOptions(Value: TStOutputOption); safecall;
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procedure Set_ReplacePattern(const Value: IStStringList); safecall;
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procedure Set_SelAvoidPattern(const Value: IStStringList); safecall;
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procedure Set_Stream(Value: OleVariant); safecall;
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{ IStRegEx Methods }
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function CheckString(const S: WideString; var StartPos, EndPos, Length: Integer): WordBool; safecall;
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function DOSMaskToRegEx(const Masks: WideString): WordBool; safecall;
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function Execute: WordBool; safecall;
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procedure LoadFromFile(const FileName: WideString); safecall;
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procedure SaveToFile(const FileName: WideString); safecall;
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function License(const Key: WideString): WordBool; safecall;
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end;
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implementation
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uses ComServ, _StUtil {$IFDEF LICENSE}, StComLic {$ENDIF};
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{ ********** TStRegExp Interface - IConnectionPointContainer Methods ********************* }
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procedure TStRegEx.EventSinkChanged(const EventSink: IUnknown);
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begin
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FEvents := EventSink as IStRegExEvents;
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if FConnectionPoint <> nil then
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FSinkList := FConnectionPoint.SinkList;
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end;
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{ ********** TStRegExp Interface ********************************************************* }
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procedure TStRegEx.Initialize;
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begin
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inherited Initialize;
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FConnectionPoints := TConnectionPoints.Create(Self);
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if AutoFactory.EventTypeInfo <> nil then
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FConnectionPoint := FConnectionPoints.CreateConnectionPoint(
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AutoFactory.EventIID, ckSingle, EventConnect)
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else FConnectionPoint := nil;
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{$IFDEF LICENSE}
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FIsLicensed := False;
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{$ELSE}
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FIsLicensed := True;
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{$ENDIF}
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FStRegEx := StRegEx.TStStreamRegEx.Create;
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FStRegEx.InputStream := Classes.TMemoryStream.Create;
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FStRegEx.OutputStream := Classes.TMemoryStream.Create;
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FMatchPattern := TStStringList.Create(FStRegEx.MatchPattern);
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FSelAvoidPattern := TStStringList.Create(FStRegEx.SelAvoidPattern);
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FReplacePattern := TStStringList.Create(FStRegEx.ReplacePattern);
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FStRegEx.OnProgress := _OnProgress;
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end;
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destructor TStRegEx.Destroy;
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begin
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if Assigned(FStRegEx.InputStream) then
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FStRegEx.InputStream.Free;
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if Assigned(FStRegEx.OutputStream) then
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FStRegEx.OutputStream.Free;
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FMatchPattern := nil;
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FSelAvoidPattern := nil;
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FReplacePattern := nil;
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if Assigned(FStRegEx) then
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FStRegEx.Free;
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inherited Destroy;
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end;
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{ ********** TStRegExp Events ************************************************************ }
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procedure TStRegEx._OnProgress(Sender : TObject; Percent : Word);
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begin
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if Assigned(FEvents) then
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FEvents.OnProgress(Integer(Percent));
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end;
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{ ********** TStRegExp Properties *** (Get) ********************************************** }
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function TStRegEx.Get_Avoid: WordBool;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.Avoid;
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end;
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function TStRegEx.Get_IgnoreCase: WordBool;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.IgnoreCase;
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end;
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function TStRegEx.Get_InFixedLineLength: Integer;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.InFixedLineLength;
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end;
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function TStRegEx.Get_InLineTermChar: WideString;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.InLineTermChar;
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end;
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function TStRegEx.Get_InLineTerminator: TStLineTerminator;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := TStLineTerminator(FStRegEx.InLineTerminator);
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end;
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function TStRegEx.Get_LineCount: Integer;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.LineCount;
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end;
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function TStRegEx.Get_LineNumbers: WordBool;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.LineNumbers;
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end;
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function TStRegEx.Get_LinesMatched: Integer;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.LinesMatched;
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end;
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function TStRegEx.Get_LinesPerSecond: Integer;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.LinesPerSecond;
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end;
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function TStRegEx.Get_LinesReplaced: Integer;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.LinesReplaced;
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end;
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function TStRegEx.Get_LinesSelected: Integer;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.LinesSelected;
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end;
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function TStRegEx.Get_MatchPattern: IStStringList;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FMatchPattern;
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end;
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function TStRegEx.Get_OutFixedLineLength: Integer;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.OutFixedLineLength;
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end;
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function TStRegEx.Get_OutLineTermChar: WideString;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FStRegEx.OutLineTermChar;
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end;
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function TStRegEx.Get_OutLineTerminitor: Integer;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := TStLineTerminator(FStRegEx.OutLineTerminator);
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end;
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function TStRegEx.Get_OutputOptions: TStOutputOption;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := 0;
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if (StRegEx.ooUnSelected in FStRegEx.OutputOptions) then
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Result := Result + ooUnSelected;
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if (StRegEx.ooModified in FStRegEx.OutputOptions) then
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Result := Result + ooModified;
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if (StRegEx.ooUnSelected in FStRegEx.OutputOptions) then
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Result := Result + ooCountOnly;
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end;
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function TStRegEx.Get_ReplacePattern: IStStringList;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FReplacePattern;
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end;
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function TStRegEx.Get_SelAvoidPattern: IStStringList;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := FSelAvoidPattern;
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end;
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function TStRegEx.Get_Stream: OleVariant;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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Result := StStreamToOleVariant(FStRegEx.OutputStream);
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end;
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{ ********** TStRegExp Properties *** (Set) ********************************************** }
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procedure TStRegEx.Set_Avoid(Value: WordBool);
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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FStRegEx.Avoid := Value;
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end;
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procedure TStRegEx.Set_IgnoreCase(Value: WordBool);
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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FStRegEx.IgnoreCase := Value;
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end;
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procedure TStRegEx.Set_InFixedLineLength(Value: Integer);
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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FStRegEx.InFixedLineLength := Value;
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end;
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procedure TStRegEx.Set_InLineTermChar(const Value: WideString);
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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FStRegEx.InLineTermChar := Char(Value[1]);
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end;
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procedure TStRegEx.Set_InLineTerminator(Value: TStLineTerminator);
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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FStRegEx.InLineTerminator := StStrms.TStLineTerminator(Value);
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end;
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procedure TStRegEx.Set_LineNumbers(Value: WordBool);
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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FStRegEx.LineNumbers := Value;
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end;
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procedure TStRegEx.Set_MatchPattern(const Value: IStStringList);
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var
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MS : TStream;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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MS := nil;
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try
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MS := StOleVariantToStream(Value.Stream, True);
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FStRegEx.MatchPattern.LoadFromStream(MS);
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finally
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MS.Free;
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end;
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end;
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procedure TStRegEx.Set_OutFixedLineLength(Value: Integer);
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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FStRegEx.OutFixedLineLength := Value;
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end;
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procedure TStRegEx.Set_OutLineTermChar(const Value: WideString);
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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FStRegEx.OutLineTermChar := Char(Value[1]);
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end;
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procedure TStRegEx.Set_OutLineTerminitor(Value: Integer);
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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FStRegEx.OutLineTerminator := StStrms.TStLineTerminator(Value);
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end;
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procedure TStRegEx.Set_OutputOptions(Value: TStOutputOption);
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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FStRegEx.OutputOptions := [];
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if FlagIsSet(ooUnSelected, Value) then
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FStRegEx.OutputOptions := FStRegEx.OutputOptions + [StRegEx.ooUnselected];
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if FlagIsSet(ooModified, Value) then
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FStRegEx.OutputOptions := FStRegEx.OutputOptions + [StRegEx.ooModified];
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if FlagIsSet(ooCountOnly, Value) then
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FStRegEx.OutputOptions := FStRegEx.OutputOptions + [StRegEx.ooCountOnly];
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end;
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procedure TStRegEx.Set_ReplacePattern(const Value: IStStringList);
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var
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MS : TStream;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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MS := nil;
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try
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MS := StOleVariantToStream(Value.Stream, True);
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FStRegEx.ReplacePattern.LoadFromStream(MS);
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finally
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MS.Free;
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end;
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end;
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procedure TStRegEx.Set_SelAvoidPattern(const Value: IStStringList);
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var
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MS : TStream;
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begin
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{$IFDEF LICENSE}
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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MS := nil;
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try
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MS := StOleVariantToStream(Value.Stream, True);
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FStRegEx.SelAvoidPattern.LoadFromStream(MS);
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finally
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MS.Free;
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end;
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end;
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procedure TStRegEx.Set_Stream(Value: OleVariant);
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var
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505 |
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MS : TStream;
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506 |
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begin
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507 |
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{$IFDEF LICENSE}
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508 |
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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509 |
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OleError(CLASS_E_NOTLICENSED);
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{$ENDIF}
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MS := nil;
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try
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MS := StOleVariantToStream(Value, True);
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FStRegEx.InputStream.CopyFrom(MS, 0);
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FStRegEx.InputStream.Position := 0;
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finally
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MS.Free;
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end;
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end;
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{ ********** TStRegExp Methods *********************************************************** }
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function TStRegEx.CheckString(const S: WideString; var StartPos, EndPos,
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523 |
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Length: Integer): WordBool;
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524 |
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var
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525 |
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MP : TMatchPosition;
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526 |
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begin
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527 |
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{$IFDEF LICENSE}
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528 |
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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529 |
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OleError(CLASS_E_NOTLICENSED);
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530 |
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{$ENDIF}
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531 |
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MP.StartPos := StartPos;
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532 |
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MP.EndPos := EndPos;
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533 |
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MP.Length := Length;
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534 |
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Result := FStRegEx.CheckString(S, MP);
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StartPos := MP.StartPos;
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EndPos := MP.EndPos;
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Length := MP.Length;
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end;
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539 |
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function TStRegEx.DOSMaskToRegEx(const Masks: WideString): WordBool;
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541 |
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begin
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542 |
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{$IFDEF LICENSE}
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543 |
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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544 |
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OleError(CLASS_E_NOTLICENSED);
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545 |
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{$ENDIF}
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546 |
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Result := FStRegEx.DOSMasksToRegEx(Masks);
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end;
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548 |
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549 |
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function TStRegEx.Execute: WordBool;
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begin
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551 |
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{$IFDEF LICENSE}
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552 |
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
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553 |
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OleError(CLASS_E_NOTLICENSED);
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554 |
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{$ENDIF}
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555 |
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Result := FStRegEx.Execute;
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end;
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557 |
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558 |
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procedure TStRegEx.LoadFromFile(const FileName: WideString);
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559 |
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begin
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560 |
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{$IFDEF LICENSE}
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561 |
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
|
562 |
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OleError(CLASS_E_NOTLICENSED);
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563 |
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{$ENDIF}
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564 |
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TMemoryStream(FStRegEx.InputStream).LoadFromFile(FileName);
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565 |
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end;
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566 |
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567 |
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procedure TStRegEx.SaveToFile(const FileName: WideString);
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568 |
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begin
|
569 |
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{$IFDEF LICENSE}
|
570 |
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if (not FIsLicensed) or (not COMHasBeenLicensed) then
|
571 |
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OleError(CLASS_E_NOTLICENSED);
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572 |
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{$ENDIF}
|
573 |
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TMemoryStream(FStRegEx.OutputStream).SaveToFile(FileName);
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574 |
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end;
|
575 |
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|
576 |
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|
577 |
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function TStRegEx.License(const Key: WideString): WordBool;
|
578 |
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begin
|
579 |
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{$IFDEF LICENSE}
|
580 |
|
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Result := COMIsValidKey(Key);
|
581 |
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|
582 |
|
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{ License the objects used in this class }
|
583 |
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FMatchPattern.License(Key);
|
584 |
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FSelAvoidPattern.License(Key);
|
585 |
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FReplacePattern.License(Key);
|
586 |
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|
587 |
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{$ELSE}
|
588 |
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Result := True;
|
589 |
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{$ENDIF}
|
590 |
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FIsLicensed := Result;
|
591 |
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end;
|
592 |
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|
593 |
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initialization
|
594 |
|
|
TAutoObjectFactory.Create(ComServer, TStRegEx, Class_StRegEx, ciMultiInstance, tmBoth);
|
595 |
|
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end.
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