Mail2000.pas
上传用户:yjb1804
上传日期:2021-01-30
资源大小:3105k
文件大小:159k
- Exit;
- FIsDecoded := True;
- if FBody.Size = 0 then Exit;
- Content := GetAttachInfo;
- Encoding := LowerCase(GetLabelValue(_C_TE));
- FDecoded.Clear;
- if Encoding = _E_QP then
- begin
- GetMem(Buffer, FBody.Size+1);
- StrLCopy(Buffer, FBody.Memory, FBody.Size);
- Buffer[FBody.Size] := #0;
- DecoLine := DecodeQuotedPrintable(Buffer);
- FreeMem(Buffer);
- GetMem(Buffer, Length(DecoLine)+1);
- StrPCopy(Buffer, DecoLine);
- FDecoded.Write(Buffer^, Length(DecoLine));
- FreeMem(Buffer);
- end
- else
- begin
- if Encoding = _E_BA then
- begin
- nPos := 1;
- SetLength(Data, FBody.Size);
- FBody.Position := 0;
- FBody.ReadBuffer(Data[1], FBody.Size);
- while nPos >= 0 do
- begin
- DataLine(Data, DecoLine, nPos);
- GetMem(Buffer, 132);
- Size := DecodeLineBASE64(TrimSpace(DecoLine), Buffer);
- if Size > 0 then
- FDecoded.Write(Buffer^, Size);
- FreeMem(Buffer);
- end;
- end
- else
- begin
- if (Encoding = _E_UU) or (Encoding = _E_XU) then
- begin
- nPos := 1;
- SetLength(Data, FBody.Size);
- FBody.Position := 0;
- FBody.ReadBuffer(Data[1], FBody.Size);
- while nPos >= 0 do
- begin
- DataLine(Data, DecoLine, nPos);
- GetMem(Buffer, 80);
- Size := DecodeLineUUCODE(TrimSpace(DecoLine), Buffer);
- FDecoded.Write(Buffer^, Size);
- FreeMem(Buffer);
- end;
- EncodeBinary; // Convert to base64
- end
- else
- begin
- // 7bit, 8bit, binary and any other
- GetMem(Buffer, FBody.Size);
- FBody.Position := 0;
- FBody.Read(Buffer^, FBody.Size);
- FDecoded.Write(Buffer^, FBody.Size);
- FreeMem(Buffer);
- end;
- end;
- end;
- end;
- // Encode mail part
- procedure TMailPart.Encode(const ET: TEncodingType);
- begin
- case ET of
- etBase64: EncodeBinary;
- etQuotedPrintable: EncodeText;
- etNoEncoding:
- begin
- FDecoded.Position := 0;
- FBody.Clear;
- FBody.LoadFromStream(FDecoded);
- SetLabelValue(_C_TE, '');
- end;
- end;
- end;
- // Encode mail part in quoted-printable
- procedure TMailPart.EncodeText;
- var
- Buffer: String;
- Encoded: String;
- begin
- FBody.Clear;
- SetLabelValue(_C_TE, _E_QP);
- if FDecoded.Size > 0 then
- begin
- SetLength(Buffer, FDecoded.Size);
- FDecoded.Position := 0;
- FDecoded.ReadBuffer(Buffer[1], FDecoded.Size);
- Encoded := EncodeQuotedPrintable(Buffer, False);
- FBody.Write(Encoded[1], Length(Encoded));
- end;
- end;
- // Encode mail part in base64
- procedure TMailPart.EncodeBinary;
- begin
- EncodeBASE64(FBody, FDecoded);
- SetLabelValue(_C_TE, _E_BA);
- end;
- { TMailPartList ============================================================== }
- // Retrieve an item from the list
- function TMailPartList.Get(const Index: Integer): TMailPart;
- begin
- Result := inherited Items[Index];
- end;
- // Finalize MailPartList
- destructor TMailPartList.Destroy;
- begin
- inherited Destroy;
- end;
- { TMailRecipients ================================================================ }
- // Initialize MailRecipients
- constructor TMailRecipients.Create(MailMessage: TMailMessage2000; Field: String);
- begin
- inherited Create;
- FMessage := MailMessage;
- FField := Field;
- FNames := TStringList.Create;
- FAddresses := TStringList.Create;
- FCheck := -1;
- end;
- // Finalize MailRecipients
- destructor TMailRecipients.Destroy;
- begin
- FNames.Free;
- FAddresses.Free;
- inherited Destroy;
- end;
- // Copy recipients to temporary string list
- procedure TMailRecipients.HeaderToStrings;
- var
- Dests: String;
- Loop, Occur, PL: Integer;
- Quote: Boolean;
- EndQuote: Char;
- IsName: Boolean;
- sName: String;
- sAddress: String;
- begin
- if Length(FMessage.FHeader.Text) = FCheck then
- Exit;
- Occur := 0;
- PL := SearchStringList(FMessage.FHeader, FField+':', Occur);
- FNames.Clear;
- FAddresses.Clear;
- while PL >= 0 do
- begin
- Dests := LabelValue(FMessage.FHeader[PL]);
- FCheck := Length(FMessage.FHeader.Text);
- sName := '';
- sAddress := '';
- Quote := False;
- EndQuote := #0;
- IsName := True;
- for Loop := 1 to Length(Dests) do
- begin
- if ((not Quote) and (Dests[Loop] in ['"', '(']))
- or (Quote and (Dests[Loop] = EndQuote)) then
- begin
- case Dests[Loop] of
- '"': EndQuote := '"';
- '(': EndQuote := ')';
- end;
- Quote := not Quote;
- if Quote and IsName and (sName <> '') and (sAddress = '') then
- begin
- sAddress := TrimSpace(sName);
- sName := '';
- end;
- end
- else
- begin
- if (not Quote) and (Dests[Loop] in [',', ';']) then
- begin
- if sAddress = '' then
- begin
- FNames.Add('');
- FAddresses.Add(TrimSpace(sName));
- end
- else
- begin
- FNames.Add(DecodeLine7Bit(TrimSpace(sName)));
- FAddresses.Add(TrimSpace(sAddress));
- end;
- sName := '';
- sAddress := '';
- IsName := True;
- end;
- if IsName then
- begin
- if Quote then
- sName := sName + Dests[Loop]
- else
- if not (Dests[Loop] in [',', ';', '<', '>']) then
- sName := sName + Dests[Loop];
- end
- else
- begin
- if (not Quote) and (not (Dests[Loop] in [',', ';', '<', '>', #32])) then
- sAddress := sAddress + Dests[Loop];
- end;
- if (not Quote) and (Dests[Loop] = '<') then
- IsName := False;
- if (not Quote) and (Dests[Loop] = '>') then
- IsName := True;
- if Quote and (sAddress <> '') then
- IsName := True;
- end;
- end;
- if Dests <> '' then
- begin
- if sAddress = '' then
- begin
- FNames.Add('');
- FAddresses.Add(TrimSpace(sName));
- end
- else
- begin
- FNames.Add(DecodeLine7Bit(TrimSpace(sName)));
- FAddresses.Add(TrimSpace(sAddress));
- end;
- end;
- Inc(Occur);
- PL := SearchStringList(FMessage.FHeader, FField+':', Occur);
- end;
- end;
- // Replace recipients with temporary string list
- procedure TMailRecipients.StringsToHeader;
- var
- Dests: String;
- Loop: Integer;
- begin
- repeat
- FMessage.SetLabelValue(FField, '');
- until SearchStringList(FMessage.FHeader, FField+':') < 0;
- if FAddresses.Count > 0 then
- begin
- Dests := '';
- for Loop := 0 to FAddresses.Count-1 do
- begin
- if TrimSpace(FNames[Loop]) <> '' then
- Dests := Dests+'"'+EncodeLine7Bit(TrimSpace(FNames[Loop]), FMessage.FCharSet)+'"'#32'<'+TrimSpace(FAddresses[Loop])+'>'
- else
- Dests := Dests+'<'+TrimSpace(FAddresses[Loop])+'>';
- if Loop < FAddresses.Count-1 then
- Dests := Dests+','#32;
- end;
- FMessage.SetLabelValue(FField, Dests);
- end
- else
- begin
- FMessage.SetLabelValue(FField, '');
- end;
- FCheck := Length(FMessage.FHeader.Text);
- end;
- // Retrieve a name by index
- function TMailRecipients.GetName(const Index: Integer): String;
- begin
- HeaderToStrings;
- Result := FNames[Index];
- end;
- // Retrieve a address by index
- function TMailRecipients.GetAddress(const Index: Integer): String;
- begin
- HeaderToStrings;
- Result := FAddresses[Index];
- end;
- // Returns number of recipients
- function TMailRecipients.GetCount: Integer;
- begin
- HeaderToStrings;
- Result := FAddresses.Count;
- end;
- // Replace a name by index
- procedure TMailRecipients.SetName(const Index: Integer; const Name: String);
- begin
- HeaderToStrings;
- FNames[Index] := Name;
- StringsToHeader;
- end;
- // Replace an address by index
- procedure TMailRecipients.SetAddress(const Index: Integer; const Address: String);
- begin
- HeaderToStrings;
- FAddresses[Index] := Address;
- StringsToHeader;
- end;
- // Find an recipient by name
- function TMailRecipients.FindName(const Name: String): Integer;
- begin
- HeaderToStrings;
- Result := SearchStringList(FNames, Name);
- end;
- // Find an recipient by address
- function TMailRecipients.FindAddress(const Address: String): Integer;
- begin
- HeaderToStrings;
- Result := SearchStringList(FAddresses, Address);
- end;
- // Put all names on commatext
- function TMailRecipients.GetAllNames: String;
- begin
- HeaderToStrings;
- Result := FNames.CommaText;
- end;
- // Put all addresses on commatext
- function TMailRecipients.GetAllAddresses: String;
- begin
- HeaderToStrings;
- Result := FAddresses.CommaText;
- end;
- // Set all recipients from commatext
- procedure TMailRecipients.SetAll(const Names, Addresses: String);
- begin
- FNames.CommaText := Names + ',';
- FAddresses.CommaText := Addresses + ',';
- FCheck := -1;
- while FNames.Count < FAddresses.Count do
- FNames.Add('');
- while FAddresses.Count < FNames.Count do
- FNames.Delete(FNames.Count-1);
- StringsToHeader;
- end;
- // Add recipient names to TStrings
- procedure TMailRecipients.AddNamesTo(const Str: TStrings);
- begin
- HeaderToStrings;
- Str.AddStrings(FNames);
- end;
- // Add recipient addresses to TStrings
- procedure TMailRecipients.AddAddressesTo(const Str: TStrings);
- begin
- HeaderToStrings;
- Str.AddStrings(FAddresses);
- end;
- // Add a new recipient
- procedure TMailRecipients.Add(const Name, Address: String);
- begin
- HeaderToStrings;
- FNames.Add(Name);
- FAddresses.Add(Address);
- StringsToHeader;
- end;
- // Replace an recipient by index
- procedure TMailRecipients.Replace(const Index: Integer; const Name, Address: String);
- begin
- HeaderToStrings;
- FNames[Index] := Name;
- FAddresses[Index] := Address;
- StringsToHeader;
- end;
- // Delete an recipient by index
- procedure TMailRecipients.Delete(const Index: Integer);
- begin
- HeaderToStrings;
- FNames.Delete(Index);
- FAddresses.Delete(Index);
- StringsToHeader;
- end;
- // Delete all recipients
- procedure TMailRecipients.Clear;
- begin
- FNames.Clear;
- FAddresses.Clear;
- FMessage.SetLabelValue(FField, '');
- FCheck := Length(FMessage.FHeader.Text);
- end;
- { TMailMessage2000 =============================================================== }
- // Initialize MailMessage
- constructor TMailMessage2000.Create(AOwner: TComponent);
- begin
- inherited Create(AOwner);
- FAttachList := TMailPartList.Create;
- FTextPlain := TStringList.Create;
- FTextHTML := TStringList.Create;
- FTextPlainPart := nil;
- FTextHTMLPart := nil;
- FMixedPart := nil;
- FRelatedPart := nil;
- FAlternativePart := nil;
- FNeedRebuild := False;
- FNeedNormalize := False;
- FNeedFindParts := False;
- FCharset := _CHARSET;
- FNameCount := 0;
- FOwnerMessage := Self;
- FToList := TMailRecipients.Create(Self, 'To');
- FCcList := TMailRecipients.Create(Self, 'Cc');
- FBccList := TMailRecipients.Create(Self, 'Bcc');
- FTextEncoding := etQuotedPrintable;
- FAttachEncoding := etBase64;
- FEmbedMethod := emContentLocation;
- FContentLocationBase := 'http://localhost/';
- end;
- // Finalize MailMessage
- destructor TMailMessage2000.Destroy;
- begin
- inherited Destroy;
- FAttachList.Free;
- FTextPlain.Free;
- FTextHTML.Free;
- FToList.Free;
- FCcList.Free;
- FBccList.Free;
- end;
- // Get a dest. name from a field
- procedure TMailMessage2000.GetSenderData(const Field: String; var Name, Address: String);
- var
- Dests: String;
- Loop: Integer;
- Quote: Boolean;
- Unknown: String;
- EndQuote, Phase: Char;
- begin
- Dests := TrimSpace(GetLabelValue(Field));
- Name := '';
- Address := '';
- Unknown := '';
- Quote := False;
- EndQuote := #0;
- Phase := 'U';
- for Loop := 1 to Length(Dests) do
- begin
- if ((not Quote) and (Dests[Loop] in ['"', '(']))
- or (Quote and (Dests[Loop] = EndQuote)) then
- begin
- case Dests[Loop] of
- '"': EndQuote := '"';
- '(': EndQuote := ')';
- end;
- Quote := not Quote;
- if Quote then
- begin
- if Phase = 'U' then
- Address := Unknown;
- Phase := 'N';
- end
- else
- begin
- Phase := 'A';
- end;
- end
- else
- begin
- if (not Quote) and (Dests[Loop] = '<') then
- begin
- if Phase = 'U' then
- Name := Unknown;
-
- Phase := 'A';
- end
- else
- begin
- if (not Quote) and (Dests[Loop] = '>') then
- begin
- Phase := 'N';
- end
- else
- begin
- if Phase = 'A' then
- Address := Address + Dests[Loop];
- if Phase = 'N' then
- Name := Name + Dests[Loop];
- if Phase = 'U' then
- Unknown := Unknown + Dests[Loop];
- end;
- end;
- end;
- end;
- if Phase = 'U' then
- Address := Unknown;
- Name := DecodeLine7Bit(TrimSpace(Name));
- Address := TrimSpace(Address);
- end;
- // Count the instances of 'Received' fields in header
- function TMailMessage2000.GetReceivedCount: Integer;
- begin
- Result := 0;
- while SearchStringList(FHeader, 'Received:', Result) >= 0 do
- Inc(Result);
- end;
- // Retrieve a 'Received' field
- function TMailMessage2000.GetReceived(const Index: Integer): TReceived;
- var
- Dests: String;
- Loop: Integer;
- Quote: Integer;
- Value: String;
- Field: TReceivedField;
- begin
- Result.From := '';
- Result.By := '';
- Result.Address := '';
- Result.Date := 0;
- Dests := Trim(Copy(FHeader[SearchStringList(FHeader, 'Received', Index)], 10, 9999))+#1;
- Value := '';
- Field := reNone;
- Quote := 0;
- for Loop := 1 to Length(Dests) do
- begin
- if Dests[Loop] in ['(', '['] then
- Inc(Quote);
- if Dests[Loop] in [')', ']'] then
- Dec(Quote);
- if Quote < 0 then
- Quote := 0;
- if (not (Dests[Loop] in ['"', '<', '>', #39, ')', ']'])) and (Quote = 0) then
- begin
- if (Dests[Loop] = #32) and (Field = reNone) then
- begin
- if LowerCase(Trim(Value)) = 'from' then
- Field := reFrom;
- if LowerCase(Trim(Value)) = 'by' then
- Field := reBy;
- if LowerCase(Trim(Value)) = 'for' then
- Field := reFor;
- Value := '';
- end;
- if Dests[Loop] in [#32, ';'] then
- begin
- if (Trim(Value) <> '') and (Field in [reFrom, reBy, reFor]) then
- begin
- case Field of
- reFrom: Result.From := Trim(Value);
- reBy: Result.By := Trim(Value);
- reFor: Result.Address := Trim(Value);
- end;
- Value := '';
- Field := reNone;
- end;
- end;
- if not (Dests[Loop] in [#32, ';']) then
- begin
- Value := Value + Dests[Loop];
- end;
- if Dests[Loop] = ';' then
- begin
- Value := Copy(Dests, Loop+1, Length(Dests));
- Result.Date := MailDateToDelphiDate(Trim(Value));
- Break;
- end;
- end;
- end;
- end;
- // Add a 'Received:' in message header
- procedure TMailMessage2000.AddHop(const From, By, Aplic, Address: String);
- var
- Text: String;
- begin
- Text := 'Received:';
- if From <> '' then
- Text := Text + #32'from'#32+From;
- if By <> '' then
- Text := Text + #32'by'#32+By;
- if Aplic <> '' then
- Text := Text + #32'with'#32+Aplic;
- if Address <> '' then
- Text := Text + #32'for'#32'<'+Address+'>';
- Text := Text + ';'#32+DelphiDateToMailDate(Now);
- FHeader.Insert(0, Text);
- end;
- // Get the From: name
- function TMailMessage2000.GetFromName: String;
- var
- Void: String;
- begin
- GetSenderData(_FFR, Result, Void);
- end;
- // Get the From: address
- function TMailMessage2000.GetFromAddress: String;
- var
- Void: String;
- begin
- GetSenderData(_FFR, Void, Result);
- end;
- // Get the Reply-To: name
- function TMailMessage2000.GetReplyToName: String;
- var
- Void: String;
- begin
- GetSenderData(_FRT, Result, Void);
- end;
- // Get the Reply-To: address
- function TMailMessage2000.GetReplyToAddress: String;
- var
- Void: String;
- begin
- GetSenderData(_FRT, Void, Result);
- end;
- // Get the Retrun-Receipt name
- function TMailMessage2000.GetReceiptName: String;
- var
- Void: String;
- begin
- GetSenderData(_DNT, Result, Void);
- end;
- // Get the Return-Receipt address
- function TMailMessage2000.GetReceiptAddress: String;
- var
- Void: String;
- begin
- GetSenderData(_DNT, Void, Result);
- end;
- // Set the From: name/address
- procedure TMailMessage2000.SetFrom(const Name, Address: String);
- begin
- if (Name <> '') and (Address <> '') then
- SetLabelValue(_FFR, '"' + EncodeLine7Bit(Name, FCharset) + '" <' + Address + '>')
- else
- if Address <> '' then
- SetLabelValue(_FFR, '<' + Address + '>')
- else
- SetLabelValue(_FFR, '');
- end;
- // Set the Reply-To: name/address
- procedure TMailMessage2000.SetReplyTo(const Name, Address: String);
- begin
- if (Name <> '') and (Address <> '') then
- SetLabelValue(_FRT, '"' + EncodeLine7Bit(Name, FCharset) + '" <' + Address + '>')
- else
- if Address <> '' then
- SetLabelValue(_FRT, '<' + Address + '>')
- else
- SetLabelValue(_FRT, '');
- end;
- // Set the Return-Receipt name/address
- procedure TMailMessage2000.SetReceipt(const Name, Address: String);
- begin
- if (Name <> '') and (Address <> '') then
- SetLabelValue(_DNT, '"' + EncodeLine7Bit(Name, FCharset) + '" <' + Address + '>')
- else
- if Address <> '' then
- SetLabelValue(_DNT, '<' + Address + '>')
- else
- SetLabelValue(_DNT, '');
- end;
- // Get the subject
- function TMailMessage2000.GetSubject: String;
- begin
- try
- Result := DecodeLine7Bit(GetLabelValue('Subject'));
- except
- on e:Exception do
- MessageDlg('错误原因:' + #13#10#13#10+e.Message+#13#10, mtError, [mbOK], 0);
- end;
- end;
- // Set the subject
- procedure TMailMessage2000.SetSubject(const Subject: String);
- begin
- SetLabelValue('Subject', EncodeLine7Bit(Subject, FCharset))
- end;
- // Get the mail priority
- function TMailMessage2000.GetPriority: TMailPriority;
- begin
- Result := TMailPriority(StrToIntDef(GetToken(0, GetLabelValue(_XPRI), #32, '("', ')"'), 3)-1);
- end;
- // Set the mail priority
- procedure TMailMessage2000.SetPriority(const Priority: TMailPriority);
- begin
- SetLabelValue(_XPRI, IntToStr(Ord(Priority)+1));
- end;
- // Get the date in TDateTime format
- function TMailMessage2000.GetDate: TDateTime;
- begin
- Result := MailDateToDelphiDate(TrimSpace(GetLabelValue('Date')));
- end;
- // Set the date in RFC822 format
- procedure TMailMessage2000.SetDate(const Date: TDateTime);
- begin
- SetLabelValue('Date', DelphiDateToMailDate(Date));
- end;
- // Get message id
- function TMailMessage2000.GetMessageId: String;
- begin
- Result := GetLabelValue(_M_ID);
- end;
- // Set a unique message id (the parameter is just the host)
- procedure TMailMessage2000.SetMessageId(const MessageId: String);
- var
- IDStr: String;
- begin
- IDStr := '<'+FormatDateTime('yyyymmddhhnnss', Now)+'.'+TrimSpace(Format('%8x', [Random($FFFFFFFF)]))+'.'+TrimSpace(Format('%8x', [Random($FFFFFFFF)]))+'@'+MessageId+'>';
- SetLabelValue(_M_ID, IDStr);
- end;
- // Searches for attached files and determines AttachList, TextPlain, TextHTML.
- procedure TMailMessage2000.FindParts;
- function GetPart(Part: TMailPart): Boolean;
- function GetText(Info: String): Boolean;
- var
- Buffer: PChar;
- begin
- Result := False;
- if FTextPlainPart = nil then
- begin
- if (Info = _T_P) or (Info = _TEX) then
- begin
- if Part.Decode and (Part.Decoded.Size > 0) then
- begin
- FTextPlainPart := Part;
- GetMem(Buffer, Part.FDecoded.Size+1);
- StrLCopy(Buffer, Part.FDecoded.Memory, Part.FDecoded.Size);
- Buffer[Part.FDecoded.Size] := #0;
- FTextPlain.SetText(Buffer);
- FreeMem(Buffer);
- Result := True;
- end;
- end;
- end;
- if (FTextHTMLPart = nil) and (Info = _T_H) then
- begin
- if Part.Decode and (Part.Decoded.Size > 0) then
- begin
- FTextHTMLPart := Part;
- GetMem(Buffer, Part.FDecoded.Size+1);
- StrLCopy(Buffer, Part.FDecoded.Memory, Part.FDecoded.Size);
- Buffer[Part.FDecoded.Size] := #0;
- FTextHTML.SetText(Buffer);
- FreeMem(Buffer);
- Result := True;
- end;
- end;
- end;
- begin
- Result := True;
- // Check for multipart/mixed
- if (FMixedPart = nil) and (Part.GetAttachInfo = _M_M) then
- begin
- FMixedPart := Part;
- Exit;
- end;
- // Check for multipart/related
- if (FRelatedPart = nil) and (Part.GetAttachInfo = _M_R) then
- begin
- FRelatedPart := Part;
- Exit;
- end;
- // Check for multipart/alternative
- if (FAlternativePart = nil) and (Part.GetAttachInfo = _M_A) then
- begin
- FAlternativePart := Part;
- Exit;
- end;
- // Check for texts (when message is only one text)
- if (Part = Self) and ((Copy(Part.GetAttachInfo, 1, Length(_TXT)) = _TXT) or (Part.GetAttachInfo = _TEX)) and (FSubPartList.Count = 0) then
- begin
- if GetText(Part.GetAttachInfo) then
- Exit;
- end;
- // Check for texts (when message is only one text - no mime info)
- if (Part = Self) and (Part.GetAttachInfo = '') and (FSubPartList.Count = 0) then
- begin
- if GetText(_T_P) then
- Exit;
- end;
- // Check for texts (when message has one text plus attachs)
- if (FMixedPart <> nil) and (Part.FOwnerPart = FMixedPart) and (FAlternativePart = nil) then
- begin
- if GetText(Part.GetAttachInfo) then
- Exit;
- end;
- // Check for texts (when message one text with embedded)
- if (FRelatedPart <> nil) and (Part.FOwnerPart = FRelatedPart) then
- begin
- if GetText(Part.GetAttachInfo) then
- Exit;
- end;
- // Check for texts (when message has alternative texts)
- if (FAlternativePart <> nil) and (Part.FOwnerPart = FAlternativePart) then
- begin
- if GetText(Part.GetAttachInfo) then
- Exit;
- end;
- // If everything else failed, assume attachment
- if Part.FSubPartList.Count = 0 then
- begin
- Part.FEmbedded := Part.FOwnerPart = FRelatedPart;
- FAttachList.Add(Part);
- end;
- end;
- procedure DecodeRec(MP: TMailPart);
- var
- Loop: Integer;
- begin
- if GetPart(MP) then
- begin
- for Loop := 0 to MP.FSubPartList.Count-1 do
- begin
- DecodeRec(MP.FSubPartList[Loop]);
- end;
- end;
- end;
- begin
- if not FNeedFindParts then
- Exit;
- FAttachList.Clear;
- FTextPlainPart := nil;
- FTextHTMLPart := nil;
- FMixedPart := nil;
- FRelatedPart := nil;
- FAlternativePart := nil;
- FTextPlain.Clear;
- FTextHTML.Clear;
- FNeedFindParts := False;
- DecodeRec(Self);
- end;
- // Ajust parts to the Mail2000 standards
- procedure TMailMessage2000.Normalize(const Kind: TNormalizer = nrFirst);
- var
- nLoop, nOcor: Integer;
- SaveBody, TmpPart, TmpMixed, TmpRelated, TmpAlternative: TMailPart;
- FName: String;
- nTexts, nAttachs, nEmbedded: Integer;
- procedure CreateMixed(Father: TMailPart);
- begin
- if Father = nil then
- begin
- SetLabelValue(_C_T, _M_M);
- SetLabelParamValue(_C_T, _BDRY, '"'+GenerateBoundary+'_mixed"');
- TmpMixed := Self;
- end
- else
- begin
- TmpMixed := TMailPart.Create(Self);
- TmpMixed.FOwnerMessage := Self;
- TmpMixed.FOwnerPart := Father;
- TmpMixed.FParentBoundary := Father.GetBoundary;
- TmpMixed.SetLabelValue(_C_T, _M_R);
- TmpMixed.SetLabelParamValue(_C_T, _BDRY, '"'+GenerateBoundary+'_Mixed"');
- Father.FSubPartList.Add(TmpMixed);
- end;
- end;
- procedure CreateRelated(Father: TMailPart);
- begin
- if Father = nil then
- begin
- SetLabelValue(_C_T, _M_R);
- SetLabelParamValue(_C_T, _BDRY, '"'+GenerateBoundary+'_related"');
- TmpRelated := Self;
- end
- else
- begin
- TmpRelated := TMailPart.Create(Self);
- TmpRelated.FOwnerMessage := Self;
- TmpRelated.FOwnerPart := Father;
- TmpRelated.FParentBoundary := Father.GetBoundary;
- TmpRelated.SetLabelValue(_C_T, _M_R);
- TmpRelated.SetLabelParamValue(_C_T, _BDRY, '"'+GenerateBoundary+'_related"');
- Father.FSubPartList.Add(TmpRelated);
- end;
- end;
- procedure CreateAlternative(Father: TMailPart);
- begin
- if Father = nil then
- begin
- SetLabelValue(_C_T, _M_A);
- SetLabelParamValue(_C_T, _BDRY, '"'+GenerateBoundary+'_alternative"');
- TmpAlternative := Self;
- end
- else
- begin
- TmpAlternative := TMailPart.Create(Self);
- TmpAlternative.FOwnerMessage := Self;
- TmpAlternative.FOwnerPart := Father;
- TmpAlternative.FParentBoundary := Father.GetBoundary;
- TmpAlternative.SetLabelValue(_C_T, _M_A);
- TmpAlternative.SetLabelParamValue(_C_T, _BDRY, '"'+GenerateBoundary+'_alternative"');
- Father.FSubPartList.Add(TmpAlternative);
- end;
- end;
- procedure CreateTextPlain(Father: TMailPart);
- begin
- FTextPlainPart.Remove;
- if Father = nil then
- begin
- SetLabelValue(_C_T, _T_P);
- SetLabelValue(_C_D, _INLN);
- FTextPlainPart.Decode;
- FTextPlainPart.FDecoded.Position := 0;
- FDecoded.LoadFromStream(FTextPlainPart.FDecoded);
- Encode(FTextEncoding);
- FTextPlainPart.Free;
- FTextPlainPart := Self;
- end
- else
- begin
- FTextPlainPart.FOwnerPart := Father;
- FTextPlainPart.FParentBoundary := Father.GetBoundary;
- FTextPlainPart.SetLabelValue(_C_T, _T_P);
- FTextPlainPart.SetLabelValue(_C_D, _INLN);
- FTextPlainPart.Decode;
- FTextPlainPart.Encode(FTextEncoding);
- FTextPlainPart.SetLabelValue(_C_L, IntToStr(FTextPlainPart.FBody.Size));
- FTextPlainPart.FSubPartList.Clear;
- Father.FSubPartList.Add(FTextPlainPart);
- end;
- end;
- procedure CreateTextHTML(Father: TMailPart);
- begin
- FTextHTMLPart.Remove;
- if Father = nil then
- begin
- SetLabelValue(_C_T, _T_H);
- SetLabelValue(_C_D, _INLN);
- FTextHTMLPart.Decode;
- FTextHTMLPart.FDecoded.Position := 0;
- FDecoded.LoadFromStream(FTextHTMLPart.FDecoded);
- Encode(FTextEncoding);
- FTextHTMLPart.Free;
- FTextHTMLPart := Self;
- end
- else
- begin
- FTextHTMLPart.FOwnerPart := Father;
- FTextHTMLPart.FParentBoundary := Father.GetBoundary;
- FTextHTMLPart.SetLabelValue(_C_T, _T_H);
- FTextHTMLPart.SetLabelValue(_C_D, _INLN);
- FTextHTMLPart.Decode;
- FTextHTMLPart.Encode(FTextEncoding);
- FTextHTMLPart.SetLabelValue(_C_L, IntToStr(FTextHTMLPart.FBody.Size));
- FTextHTMLPart.FSubPartList.Clear;
- Father.FSubPartList.Add(FTextHTMLPart);
- end;
- end;
- procedure CreateAttachment(var Part: TMailPart; Father: TMailPart);
- begin
- Part.Remove;
- if Part.GetLabelValue(_C_T) = '' then
- begin
- Part.SetLabelValue(_C_T, _A_OS);
- end;
- FName := Part.GetFileName;
- if (FName = '') then
- begin
- FName := 'file_'+IntToStr(FNameCount)+GetMimeExtension(Part.GetLabelValue(_C_T));
- Inc(FNameCount);
- end;
- Part.SetLabelValue(_XM2A, '"'+EncodeLine7Bit(FName, FCharSet)+'"');
- if Part.FEmbedded then
- begin
- Part.SetLabelParamValue(_XM2A, _EMBD, 'yes');
- case FEmbedMethod of
- emContentID:
- if Part.GetLabelValue(_C_ID) = '' then
- Part.SetLabelValue(_C_ID, '<'+FName+'>');
- emContentLocation:
- Part.SetLabelValue(_C_LC, FContentLocationBase+FName);
- end;
- Part.SetLabelValue(_C_D, _INLN);
- Part.FOwnerPart := TmpRelated;
- Part.FParentBoundary := TmpRelated.GetBoundary;
- TmpRelated.FSubPartList.Add(Part);
- end
- else
- begin
- Part.SetLabelParamValue(_XM2A, _EMBD, 'no');
- if (Part.GetLabelParamValue(_C_T, _NAME) = '') then
- begin
- Part.SetLabelParamValue(_C_T, _NAME, '"'+EncodeLine7Bit(FName, FCharSet)+'"');
- end;
- if (Part.GetLabelParamValue(_C_D, _FLNM) = '') then
- begin
- Part.SetLabelParamValue(_C_D, _FLNM, '"'+EncodeLine7Bit(FName, FCharSet)+'"');
- end;
- if Father <> nil then
- begin
- Part.SetLabelValue(_C_D, _ATCH);
- Part.FOwnerPart := Father;
- Part.FParentBoundary := Father.GetBoundary;
- Father.FSubPartList.Add(Part);
- end
- else
- begin
- // Search for "Content-"
- nOcor := 0;
- repeat
- begin
- nLoop := SearchStringList(Part.FHeader, _CONT, nOcor);
- Inc(nOcor);
- if nLoop >= 0 then
- FHeader.Add(Part.FHeader[nLoop]);
- end
- until nLoop < 0;
- // Search for "X-Mail2000-"
- nOcor := 0;
- repeat
- begin
- nLoop := SearchStringList(Part.FHeader, _X_M2, nOcor);
- Inc(nOcor);
- if nLoop >= 0 then
- FHeader.Add(Part.FHeader[nLoop]);
- end
- until nLoop < 0;
- if not Part.FIsDecoded then
- Part.Decode;
- Part.FDecoded.Position := 0;
- FDecoded.LoadFromStream(Part.FDecoded);
- Encode(etBase64);
- FAttachList.Delete(FAttachList.IndexOf(Part));
- FAttachList.Add(Self);
- Part.Free;
- end;
- end;
- end;
- begin
- if (not FNeedNormalize) and (Kind = nrFirst) then
- Exit;
- FindParts;
- FNeedRebuild := True;
- FNeedNormalize := False;
- FNameCount := 0;
- nTexts := 0;
- nAttachs := 0;
- nEmbedded := 0;
- // What content has this mail?
- case Kind of
- nrAddText: Inc(nTexts);
- nrAddAttach: Inc(nAttachs);
- nrAddEmbedded: Inc(nEmbedded);
- end;
- if FTextPlainPart <> nil then
- Inc(nTexts);
- if FTextHTMLPart <> nil then
- Inc(nTexts);
- for nLoop := 0 to FAttachList.Count-1 do
- if FAttachList[nLoop].FEmbedded then
- Inc(nEmbedded)
- else
- Inc(nAttachs);
- // Save current main body
- if (FBody.Size > 0) then
- begin
- SaveBody := TMailPart.Create(Self);
- SaveBody.FBody.LoadFromStream(FBody);
- SaveBody.FOwnerMessage := Self;
- // Copy content fields from main header
- nOcor := 0;
- repeat
- begin
- nLoop := SearchStringList(FHeader, _CONT, nOcor);
- Inc(nOcor);
- if nLoop >= 0 then
- SaveBody.FHeader.Add(FHeader[nLoop]);
- end
- until nLoop < 0;
- // Classify main body
- if Self = FTextPlainPart then
- FTextPlainPart := SaveBody
- else
- if Self = FTextHTMLPart then
- FTextHTMLPart := SaveBody
- else
- if Self = FMixedPart then
- FMixedPart := SaveBody
- else
- if Self = FRelatedPart then
- FRelatedPart := SaveBody
- else
- if Self = FAlternativePart then
- FAlternativePart := SaveBody
- else
- if (FSubPartList.Count = 0) then
- FAttachList.Add(SaveBody)
- else
- SaveBody.Free;
- end;
- // If entire mail is an attach, remove from list.
- if FAttachList.IndexOf(Self) >= 0 then
- FAttachList.Delete(FAttachList.IndexOf(Self));
- // Create new multiparts
- SetLabelValue(_C_T, '');
- SetLabelValue(_C_TE, '');
- SetLabelValue(_C_D, '');
- SetLabelValue(_C_ID, '');
- SetLabelValue(_C_LC, '');
- SetLabelValue(_C_L, '');
- SetLabelValue(_M_V, '1.0');
- SetLabelValue(_X_M, _XMailer);
- SetLabelValue(_XM2A, '');
- TmpMixed := nil;
- TmpRelated := nil;
- TmpAlternative := nil;
- FTextFather := nil;
- // There are more than one attachment?
- if nAttachs > 1 then
- begin
- CreateMixed(nil);
- FTextFather := TmpMixed;
- end;
- // There are texts plus attachments?
- if (nAttachs > 0) and (nTexts > 0) then
- begin
- CreateMixed(nil);
- FTextFather := TmpMixed;
- end;
- // There are attachments and embedded attachments?
- if (nAttachs > 0) and (nEmbedded > 0) then
- begin
- CreateMixed(nil);
- FTextFather := TmpMixed;
- end;
- // There are embedded attachments?
- if nEmbedded > 0 then
- begin
- CreateRelated(TmpMixed);
- FTextFather := TmpRelated;
- end;
- // There are more than one text?
- if nTexts > 1 then
- begin
- CreateAlternative(FTextFather);
- FTextFather := TmpAlternative;
- end;
- // Normalize text parts
- if FTextPlainPart <> nil then
- CreateTextPlain(FTextFather);
- if FTextHTMLPart <> nil then
- CreateTextHTML(FTextFather);
- // Normalize attachments
- for nLoop := 0 to FAttachList.Count-1 do
- begin
- TmpPart := FAttachList[nLoop];
- CreateAttachment(TmpPart, TmpMixed);
- end;
- // Remove old multiparts
- if (FAlternativePart <> nil) and (FAlternativePart <> Self) then
- begin
- FAlternativePart.Remove;
- FAlternativePart.Free;
- end;
- if (FRelatedPart <> nil) and (FRelatedPart <> Self) then
- begin
- FRelatedPart.Remove;
- FRelatedPart.Free;
- end;
- if (FMixedPart <> nil) and (FMixedPart <> Self) then
- begin
- FMixedPart.Remove;
- FMixedPart.Free;
- end;
- FMixedPart := TmpMixed;
- FRelatedPart := TmpRelated;
- FAlternativePart := TmpAlternative;
- end;
- // Insert a text on message
- procedure TMailMessage2000.PutText(Text: String; var Part: TMailPart; Content: String);
- begin
- if Part = nil then
- Normalize(nrAddText)
- else
- Normalize(nrFirst);
- Text := AdjustLineBreaks(Text);
- if Part = nil then
- begin
- if FTextFather <> nil then
- begin
- Part := TMailPart.Create(Self);
- Part.FOwnerPart := FTextFather;
- Part.FOwnerMessage := Self.FOwnerMessage;
- Part.FParentBoundary := FTextFather.GetBoundary;
- // Keep texts on beginning of this section
- if LowerCase(Content) = _T_P then
- begin
- FTextFather.FSubPartList.Insert(0, Part);
- end
- else
- begin
- if LowerCase(Content) = _T_H then
- begin
- if FTextFather.FSubPartList.Items[0].GetAttachInfo = _T_P then
- begin
- FTextFather.FSubPartList.Insert(1, Part);
- end
- else
- begin
- FTextFather.FSubPartList.Insert(0, Part);
- end;
- end
- else
- begin
- FTextFather.FSubPartList.Add(Part);
- end;
- end;
- end
- else
- begin
- Part := Self;
- end;
- end;
- Part.Decoded.Clear;
- Part.Decoded.Write(Text[1], Length(Text));
- Part.Encode(FTextEncoding);
- Part.SetLabelValue(_C_T, Content);
- Part.SetLabelParamValue(_C_T, _CSET, '"'+FCharset+'"');
- Part.SetLabelValue(_C_D, _INLN);
- Part.SetLabelValue(_C_L, IntToStr(Part.FBody.Size));
- FNeedRebuild := True;
- end;
- // Remove a text from message
- procedure TMailMessage2000.RemoveText(var Part: TMailPart);
- begin
- Normalize(nrFirst);
- if Part <> nil then
- begin
- if Part <> Self then
- begin
- Part.Remove;
- Part.Free;
- end
- else
- begin
- FBody.Clear;
- FDecoded.Clear;
- SetLabelValue(_C_T, '');
- SetLabelValue(_C_TE, '');
- SetLabelValue(_C_D, '');
- SetLabelValue(_C_L, '');
- SetLabelValue(_XM2A, '');
- end;
- end;
- Part := nil;
- Normalize(nrForce);
- FNeedRebuild := True;
- end;
- // Replace or create a mailpart for text/plain
- procedure TMailMessage2000.SetTextPlain(const Text: String);
- begin
- PutText(Text, FTextPlainPart, _T_P);
- FTextPlain.Text := Text;
- end;
- // Replace or create a mailpart for text/html
- procedure TMailMessage2000.SetTextHTML(const Text: String);
- begin
- PutText(Text, FTextHTMLPart, _T_H);
- FTextHTML.Text := Text;
- end;
- // Remove text/plain mailpart
- procedure TMailMessage2000.RemoveTextPlain;
- begin
- if FTextPlainPart <> nil then
- begin
- RemoveText(FTextPlainPart);
- FTextPlain.Clear;
- end;
- end;
- // Remove text/html mailpart
- procedure TMailMessage2000.RemoveTextHTML;
- begin
- if FTextHTMLPart <> nil then
- begin
- RemoveText(FTextHTMLPart);
- FTextHTML.Clear;
- end;
- end;
- // Create a mailpart and encode the file
- procedure TMailMessage2000.AttachFile(const FileName: String; const ContentType: String = ''; const IsEmbedded: Boolean = False);
- var
- MemFile: TMemoryStream;
- begin
- MemFile := TMemoryStream.Create;
- MemFile.LoadFromFile(FileName);
- AttachStream(MemFile, FileName, ContentType, IsEmbedded);
- MemFile.Free;
- end;
- // Create a mailpart and encode the string
- procedure TMailMessage2000.AttachString(const Text, FileName: String; const ContentType: String = ''; const IsEmbedded: Boolean = False);
- var
- MemFile: TMemoryStream;
- begin
- MemFile := TMemoryStream.Create;
- MemFile.WriteBuffer(Text[1], Length(Text));
- AttachStream(MemFile, FileName, ContentType, IsEmbedded);
- MemFile.Free;
- end;
- // Create a mailpart and encode the stream
- procedure TMailMessage2000.AttachStream(const AStream: TStream; const FileName: String; const ContentType: String = ''; const IsEmbedded: Boolean = False);
- var
- Part, Father: TMailPart;
- begin
- if IsEmbedded then
- begin
- Normalize(nrAddEmbedded);
- Father := FRelatedPart;
- end
- else
- begin
- Normalize(nrAddAttach);
- Father := FMixedPart;
- end;
- if Father <> nil then
- begin
- Part := TMailPart.Create(Self);
- Part.FOwnerMessage := Self;
- Part.FOwnerPart := Father;
- Part.FParentBoundary := Father.GetBoundary;
- Father.FSubPartList.Add(Part);
- end
- else
- begin
- Part := Self;
- end;
- AStream.Position := 0;
- Part.Decoded.LoadFromStream(AStream);
- Part.Decoded.Position := 0;
- Part.Encode(FAttachEncoding);
- if ContentType = '' then
- Part.SetLabelValue(_C_T, GetMimeType(ExtractFileName(FileName)))
- else
- Part.SetLabelValue(_C_T, ContentType);
- Part.SetLabelValue(_XM2A, '"'+EncodeLine7Bit(ExtractFileName(FileName), FCharSet)+'"');
- Part.SetLabelValue(_C_L, IntToStr(Part.FBody.Size));
- Part.FEmbedded := IsEmbedded;
- if IsEmbedded then
- begin
- Part.SetLabelValue(_C_D, _INLN);
- Part.SetLabelParamValue(_XM2A, _EMBD, 'yes');
- case FEmbedMethod of
- emContentID:
- Part.SetLabelValue(_C_ID, '<'+ ExtractFileName(FileName) +'>');
- emContentLocation:
- Part.SetLabelValue(_C_LC, FContentLocationBase + ExtractFileName(FileName));
- end;
- end
- else
- begin
- Part.SetLabelValue(_C_D, _ATCH);
- Part.SetLabelParamValue(_C_T, _NAME, '"'+EncodeLine7Bit(ExtractFileName(FileName), FCharSet)+'"');
- Part.SetLabelParamValue(_C_D, _FLNM, '"'+EncodeLine7Bit(ExtractFileName(FileName), FCharSet)+'"');
- Part.SetLabelParamValue(_XM2A, _EMBD, 'no');
- end;
- FAttachList.Add(Part);
- FNeedRebuild := True;
- end;
- // Remove attached file from message
- procedure TMailMessage2000.DetachFile(const FileName: String);
- var
- nLoop: Integer;
- begin
- Normalize(nrFirst);
- for nLoop := 0 to FAttachList.Count-1 do
- begin
- if LowerCase(FAttachList[nLoop].FileName) = LowerCase(ExtractFileName(FileName)) then
- begin
- if FAttachList[nLoop] <> Self then
- begin
- FAttachList[nLoop].Remove;
- FAttachList[nLoop].Free;
- end
- else
- begin
- SetLabelValue(_C_T, '');
- SetLabelValue(_C_TE, '');
- SetLabelValue(_C_D, '');
- SetLabelValue(_C_L, '');
- SetLabelValue(_C_ID, '');
- SetLabelValue(_C_LC, '');
- SetLabelValue(_XM2A, '');
- FBody.Clear;
- FDecoded.Clear;
- end;
- FAttachList.Delete(nLoop);
- FNeedRebuild := True;
- Break;
- end;
- end;
- if not FNeedRebuild then
- raise Exception.CreateFmt(_E_ATFN, [Self.Name, FileName])
- else
- Normalize(nrForce);
- end;
- // Remove attached file from message by AttachList index
- procedure TMailMessage2000.DetachFileIndex(const Index: Integer);
- begin
- Normalize(nrFirst);
- if (Index < FAttachList.Count) and (Index >= 0) then
- begin
- if FAttachList[Index] <> Self then
- begin
- FAttachList[Index].Remove;
- FAttachList[Index].Free;
- end
- else
- begin
- SetLabelValue(_C_T, '');
- SetLabelValue(_C_TE, '');
- SetLabelValue(_C_D, '');
- SetLabelValue(_C_L, '');
- SetLabelValue(_C_ID, '');
- SetLabelValue(_C_LC, '');
- SetLabelValue(_XM2A, '');
- FBody.Clear;
- FDecoded.Clear;
- end;
- FAttachList.Delete(Index);
- FNeedRebuild := True;
- Normalize(nrForce);
- end
- else
- raise Exception.CreateFmt(_E_ATIN, [Self.Name]);
- end;
- // Find the part containing the specified attachment
- function TMailMessage2000.GetAttach(const FileName: String): TMailPart;
- var
- nLoop: Integer;
- begin
- Normalize(nrFirst);
- Result := nil;
- for nLoop := 0 to FAttachList.Count-1 do
- begin
- if LowerCase(FAttachList[nLoop].FileName) = LowerCase(FileName) then
- begin
- Result := FAttachList[nLoop];
- Break;
- end;
- end;
- end;
- // Rebuild body text according to the mailparts
- procedure TMailMessage2000.RebuildBody;
- var
- sLine: String;
- procedure RebuildBodyRec(MP: TMailPart);
- var
- Loop: Integer;
- Line: Integer;
- Data: String;
- nPos: Integer;
- begin
- for Loop := 0 to MP.SubPartList.Count-1 do
- begin
- sLine := #13#10;
- FBody.Write(sLine[1], Length(sLine));
- sLine := '--'+MP.SubPartList[Loop].FParentBoundary+#13#10;
- FBody.Write(sLine[1], Length(sLine));
- for Line := 0 to MP.SubPartList[Loop].FHeader.Count-1 do
- begin
- if Length(MP.SubPartList[Loop].FHeader[Line]) > 0 then
- begin
- sLine := MP.SubPartList[Loop].FHeader[Line]+#13#10;
- FBody.Write(sLine[1], Length(sLine));
- end;
- end;
- sLine := #13#10;
- FBody.Write(sLine[1], Length(sLine));
- if MP.SubPartList[Loop].SubPartList.Count > 0 then
- begin
- RebuildBodyRec(MP.SubPartList[Loop]);
- end
- else
- begin
- SetLength(Data, MP.SubPartList[Loop].FBody.Size);
- if MP.SubPartList[Loop].FBody.Size > 0 then
- begin
- MP.SubPartList[Loop].FBody.Position := 0;
- MP.SubPartList[Loop].FBody.ReadBuffer(Data[1], MP.SubPartList[Loop].FBody.Size);
- nPos := 1;
- while nPos >= 0 do
- begin
- DataLine(Data, sLine, nPos);
- sLine := sLine;
- FBody.Write(sLine[1], Length(sLine));
- end;
- end;
- end;
- end;
- if MP.SubPartList.Count > 0 then
- begin
- sLine := #13#10;
- FBody.Write(sLine[1], Length(sLine));
- sLine := '--'+MP.SubPartList[0].FParentBoundary+'--'#13#10;
- FBody.Write(sLine[1], Length(sLine));
- end;
- end;
- begin
- if not FNeedRebuild then
- Exit;
- if SubPartList.Count > 0 then
- begin
- FBody.Clear;
- sLine := _MIME_Msg;
- FBody.Write(sLine[1], Length(sLine));
- RebuildBodyRec(Self);
- end;
- SetLabelValue(_C_L, IntToStr(FBody.Size));
- FNeedRebuild := False;
- end;
- // Empty data stored in the object
- procedure TMailMessage2000.Reset;
- var
- Loop: Integer;
- begin
- for Loop := 0 to FSubPartList.Count-1 do
- FSubPartList.Items[Loop].Destroy;
- FHeader.Clear;
- FBody.Clear;
- FDecoded.Clear;
- FSubPartList.Clear;
- FAttachList.Clear;
- FTextPlain.Clear;
- FTextHTML.Clear;
- FTextPlainPart := nil;
- FTextHTMLPart := nil;
- FMixedPart := nil;
- FRelatedPart := nil;
- FAlternativePart := nil;
- FNeedRebuild := False;
- FNeedNormalize := False;
- FNeedFindParts := False;
- FNameCount := 0;
- end;
- { TSocketTalk =================================================================== }
- // Initialize TSocketTalk
- constructor TSocketTalk.Create(AOwner: TComponent);
- begin
- inherited Create(AOwner);
- FClientSocket := TClientSocket.Create(Self);
- FClientSocket.ClientType := ctNonBlocking;
- FClientSocket.OnRead := SocketRead;
- FClientSocket.OnDisconnect := SocketDisconnect;
- FClientSocket.Socket.OnErrorEvent := SocketError;
- FTimer := TTimer.Create(Self);
- FTimer.Enabled := False;
- FTimer.OnTimer := Timer;
- FTimeOut := 60;
- FLastResponse := '';
- FExpectedEnd := '';
- FDataSize := 0;
- FPacketSize := 0;
- FTalkError := teNoError;
- end;
- // Finalize TSocketTalk
- destructor TSocketTalk.Destroy;
- begin
- FClientSocket.Free;
- FTimer.Free;
- inherited Destroy;
- end;
- // Occurs when data is comming from the socket
- procedure TSocketTalk.SocketRead(Sender: TObject; Socket: TCustomWinSocket);
- var
- Buffer: String;
- BufLen: Integer;
- begin
- SetLength(Buffer, Socket.ReceiveLength);
- BufLen := Socket.ReceiveBuf(Buffer[1], Length(Buffer));
- FLastResponse := FLastResponse + Copy(Buffer, 1, BufLen);
- FTalkError := teNoError;
- FTimer.Enabled := False;
- if Assigned(FOnReceiveData) then
- begin
- FOnReceiveData(Self, FSessionState, Buffer, FServerResult);
- end;
- if (FDataSize > 0) and Assigned(FOnProgress) then
- begin
- FOnProgress(Self.Owner, FDataSize, Length(FLastResponse));
- end;
- if (FExpectedEnd = '') or (Copy(FLastResponse, Length(FLastResponse)-Length(FExpectedEnd)+1, Length(FExpectedEnd)) = FExpectedEnd) then
- begin
- FTalkError := teNoError;
- FDataSize := 0;
- FExpectedEnd := '';
- FWaitingServer := False;
- if Assigned(FOnEndOfData) then
- begin
- FOnEndOfData(Self, FSessionState, FLastResponse, FServerResult);
- end;
- FSessionState := stNone;
- end
- else
- begin
- FTimer.Enabled := True;
- end;
- end;
- // Occurs when socket is disconnected
- procedure TSocketTalk.SocketDisconnect(Sender: TObject; Socket: TCustomWinSocket);
- begin
- if Assigned(FOnDisconnect) then
- FOnDisconnect(Self);
- FTimer.Enabled := False;
- FWaitingServer := False;
- FSessionState := stNone;
- FExpectedEnd := '';
- FDataSize := 0;
- FPacketSize := 0;
- end;
- // Occurs on socket error
- procedure TSocketTalk.SocketError(Sender: TObject; Socket: TCustomWinSocket; ErrorEvent: TErrorEvent; var ErrorCode: Integer);
- begin
- FTimer.Enabled := False;
- FTalkError := TTalkError(Ord(ErrorEvent));
- FDataSize := 0;
- FExpectedEnd := '';
- FWaitingServer := False;
- FServerResult := False;
- if Assigned(FOnSocketTalkError) then
- begin
- FOnSocketTalkError(Self, FSessionState, FTalkError);
- end;
- FSessionState := stNone;
- ErrorCode := 0;
- end;
- // Occurs on timeout
- procedure TSocketTalk.Timer(Sender: TObject);
- begin
- FTimer.Enabled := False;
- FTalkError := teTimeout;
- FDataSize := 0;
- FExpectedEnd := '';
- FWaitingServer := False;
- FServerResult := False;
- if Assigned(FOnSocketTalkError) then
- begin
- FOnSocketTalkError(Self, FSessionState, FTalkError);
- end;
- FSessionState := stNone;
- end;
- // Cancel the waiting for server response
- procedure TSocketTalk.Cancel;
- begin
- FTimer.Enabled := False;
- FTalkError := teNoError;
- FSessionState := stNone;
- FExpectedEnd := '';
- FDataSize := 0;
- FWaitingServer := False;
- FServerResult := False;
- end;
- // Inform that the data comming belongs
- procedure TSocketTalk.ForceState(SessionState: TSessionState);
- begin
- FExpectedEnd := '';
- FLastResponse := '';
- FTimer.Interval := FTimeOut * 1000;
- FTimer.Enabled := True;
- FDataSize := 0;
- FTalkError := teNoError;
- FSessionState := SessionState;
- FWaitingServer := True;
- FServerResult := False;
- end;
- // Send a command to server
- procedure TSocketTalk.Talk(Buffer, EndStr: String; SessionState: TSessionState);
- var
- nPos: Integer;
- nLen: Integer;
- begin
- FExpectedEnd := EndStr;
- FSessionState := SessionState;
- FLastResponse := '';
- FTimer.Interval := FTimeOut * 1000;
- FTalkError := teNoError;
- FWaitingServer := True;
- FServerResult := False;
- nPos := 1;
- if (FPacketSize > 0) and (Length(Buffer) > FPacketSize) then
- begin
- if Assigned(OnProgress) then
- OnProgress(Self.Owner, Length(Buffer), 0);
- while nPos <= Length(Buffer) do
- begin
- Application.ProcessMessages;
- if (nPos+FPacketSize-1) > Length(Buffer) then
- nLen := Length(Buffer)-nPos+1
- else
- nLen := FPacketSize;
- FTimer.Enabled := True;
- while (FClientSocket.Socket.SendBuf(Buffer[nPos], nLen) = -1) do
- Sleep(10);
- FTimer.Enabled := False;
- nPos := nPos + nLen;
- if Assigned(OnProgress) then
- OnProgress(Self.Owner, Length(Buffer), nPos-1);
- end;
- if Assigned(OnProgress) then
- OnProgress(Self.Owner, Length(Buffer), Length(Buffer));
- end
- else
- begin
- while (FClientSocket.Socket.SendBuf(Buffer[1], Length(Buffer)) = -1 )
- do Sleep (10);
- end;
- FPacketSize := 0;
- end;
- // Wait for server response
- // by Rene de Jong (rmdejong@ism.nl)
- procedure TSocketTalk.WaitServer;
- begin
- FTimer.Interval := FTimeOut * 1000;
- while FWaitingServer and (not FServerResult) do
- begin
- FTimer.Enabled := True;
- Application.ProcessMessages;
- end;
- FTimer.Enabled := False;
- end;
- { TPOP2000 ====================================================================== }
- // Initialize TPOP2000
- constructor TPOP2000.Create;
- begin
- FSocketTalk := TSocketTalk.Create(Self);
- FSocketTalk.OnEndOfData := EndOfData;
- FSocketTalk.OnSocketTalkError := SocketTalkError;
- FSocketTalk.OnReceiveData := ReceiveData;
- FSocketTalk.OnDisconnect := SocketDisconnect;
- FHost := '';
- FPort := 110;
- FUserName := '';
- FPassword := '';
- FSessionMessageCount := -1;
- FSessionConnected := False;
- FSessionLogged := False;
- FMailMessage := nil;
- FDeleteOnRetrieve := False;
- SetLength(FSessionMessageSize, 0);
- inherited Create(AOwner);
- end;
- // Finalize TPOP2000
- destructor TPOP2000.Destroy;
- begin
- FSocketTalk.Free;
- SetLength(FSessionMessageSize, 0);
- inherited Destroy;
- end;
- // Set timeout
- procedure TPOP2000.SetTimeOut(Value: Integer);
- begin
- FSocketTalk.TimeOut := Value;
- end;
- // Get timeout
- function TPOP2000.GetTimeOut: Integer;
- begin
- Result := FSocketTalk.TimeOut;
- end;
- // Set OnProgress event
- procedure TPOP2000.SetProgress(Value: TProgressEvent);
- begin
- FSocketTalk.OnProgress := Value;
- end;
- // Get OnProgress event
- function TPOP2000.GetProgress: TProgressEvent;
- begin
- Result := FSocketTalk.OnProgress;
- end;
- // Get LastResponse
- function TPOP2000.GetLastResponse: String;
- begin
- Result := FSocketTalk.LastResponse;
- end;
- // When data from server ends
- procedure TPOP2000.EndOfData(Sender: TObject; SessionState: TSessionState; Data: String; var ServerResult: Boolean);
- begin
- case SessionState of
- stConnect, stUser, stPass, stStat, stList, stRetr, stQuit, stDele, stUIDL:
- if Copy(Data, 1, 3) = '+OK' then
- ServerResult := True;
- end;
- end;
- // On socket error
- procedure TPOP2000.SocketTalkError(Sender: TObject; SessionState: TSessionState; TalkError: TTalkError);
- begin
- FSocketTalk.Cancel;
- end;
- // On data received
- procedure TPOP2000.ReceiveData(Sender: TObject; SessionState: TSessionState; Data: String; var ServerResult: Boolean);
- begin
- if (Copy(Data, 1, 4) = '-ERR') and (Copy(Data, Length(Data)-1, 2) = #13#10) then
- begin
- ServerResult := False;
- FSocketTalk.Cancel;
- end;
- end;
- // On socket disconnected
- procedure TPOP2000.SocketDisconnect(Sender: TObject);
- begin
- FSessionMessageCount := -1;
- FSessionConnected := False;
- FSessionLogged := False;
- SetLength(FSessionMessageSize, 0);
- end;
- // Connect socket
- function TPOP2000.Connect: Boolean;
- begin
- if FSessionConnected or FSocketTalk.ClientSocket.Active then
- begin
- Result := False;
- Exit;
- end;
- if Length(FHost) = 0 then
- begin
- Result := False;
- Exit;
- end;
- if not IsIPAddress(FHost) then
- begin
- FSocketTalk.ClientSocket.Host := FHost;
- FSocketTalk.ClientSocket.Address := '';
- end
- else
- begin
- FSocketTalk.ClientSocket.Host := '';
- FSocketTalk.ClientSocket.Address := FHost;
- end;
- FSocketTalk.ClientSocket.Port := FPort;
- FSocketTalk.ForceState(stConnect);
- FSocketTalk.ClientSocket.Open;
- FSocketTalk.WaitServer;
- FSessionConnected := FSocketTalk.ServerResult;
- Result := FSocketTalk.ServerResult;
- end;
- // POP3 Logon
- function TPOP2000.Login: Boolean;
- var
- MsgList: TStringList;
- Loop: Integer;
- cStat: String;
- begin
- Result := False;
- if (not FSessionConnected) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- FSocketTalk.Talk('USER'#32+FUserName+#13#10, #13#10, stUser);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- FSocketTalk.Talk('PASS'#32+FPassword+#13#10, #13#10, stPass);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- FSessionLogged := True;
- FSocketTalk.Talk('LIST'#13#10, _DATAEND1, stList);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- MsgList := TStringList.Create;
- MsgList.Text := FSocketTalk.LastResponse;
- if MsgList.Count > 2 then
- begin
- cStat := TrimSpace(MsgList[MsgList.Count-2]);
- FSessionMessageCount := StrToIntDef(Copy(cStat, 1, Pos(#32, cStat)-1), -1);
- if FSessionMessageCount > 0 then
- begin
- for Loop := 1 to MsgList.Count-2 do
- begin
- cStat := TrimSpace(MsgList[Loop]);
- cStat := Copy(cStat, 1, Pos(#32, cStat)-1);
- SetLength(FSessionMessageSize, StrToInt(cStat)+1);
- if StrToIntDef(cStat, 0) > 0 then
- FSessionMessageSize[StrToInt(cStat)] := StrToIntDef(Copy(MsgList[Loop], Pos(#32, MsgList[Loop])+1, 99), 0);
- end;
- FSessionMessageSize[0] := 0;
- end;
- end
- else
- begin
- FSessionMessageCount := 0;
- SetLength(FSessionMessageSize, 0);
- end;
- MsgList.Free;
- end;
- end;
- end;
- Result := FSessionLogged;
- end;
- // POP3 Quit
- function TPOP2000.Quit: Boolean;
- begin
- Result := False;
- if (not FSessionConnected) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- FSocketTalk.Talk('QUIT'#13#10, #13#10, stQuit);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- FSocketTalk.ClientSocket.Close;
- FSessionConnected := False;
- FSessionLogged := False;
- FSessionMessageCount := -1;
- Result := True;
- end;
- end;
- // Force disconnection
- procedure TPOP2000.Abort;
- begin
- FSocketTalk.ClientSocket.Close;
- FSessionConnected := False;
- FSessionLogged := False;
- FSessionMessageCount := -1;
- end;
- // Retrieve message#
- function TPOP2000.RetrieveMessage(Number: Integer): Boolean;
- var
- MailTxt: TStringList;
- begin
- Result := False;
- FLastMessage := '';
- if (not FSessionConnected) or (not FSessionLogged) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- FSocketTalk.DataSize := FSessionMessageSize[Number-1];
- FSocketTalk.Talk('RETR'#32+IntToStr(Number)+#13#10, _DATAEND1, stRetr);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- MailTxt := TStringList.Create;
- MailTxt.Text := FSocketTalk.LastResponse;
- MailTxt.Delete(MailTxt.Count-1);
- MailTxt.Delete(0);
- FLastMessage := MailTxt.Text;
- MailTxt.Free;
- if Assigned(FMailMessage) then
- begin
- FMailMessage.Reset;
- FMailMessage.Fill(PChar(FLastMessage), True);
- end;
- Result := True;
- if FDeleteOnRetrieve then
- DeleteMessage(Number);
- end;
- end;
- // Retrieve message# (only header)
- function TPOP2000.RetrieveHeader(Number: Integer; Lines: Integer = 0): Boolean;
- var
- MailTxt: TStringList;
- begin
- Result := False;
- FLastMessage := '';
- if (not FSessionConnected) or (not FSessionLogged) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- FSocketTalk.DataSize := FSessionMessageSize[Number-1];
- FSocketTalk.Talk('TOP'#32+IntToStr(Number)+#32+IntToStr(Lines)+#13#10, _DATAEND1, stRetr);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- MailTxt := TStringList.Create;
- MailTxt.Text := FSocketTalk.LastResponse;
- MailTxt.Delete(MailTxt.Count-1);
- MailTxt.Delete(0);
- FLastMessage := MailTxt.Text;
- MailTxt.Free;
- if Assigned(FMailMessage) then
- begin
- FMailMessage.Reset;
- FMailMessage.FHeader.Text := PChar(FLastMessage);
- end;
- Result := True;
- end;
- end;
- // Delete message#
- function TPOP2000.DeleteMessage(Number: Integer): Boolean;
- begin
- Result := False;
- if (not FSessionConnected) or (not FSessionLogged) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- FSocketTalk.Talk('DELE'#32+IntToStr(Number)+#13#10, #13#10, stDele);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- Result := True;
- end;
- end;
- // Get UIDL from message#
- function TPOP2000.GetUIDL(Number: Integer): String;
- var
- MsgNum: String;
- begin
- Result := '';
- MsgNum := IntToStr(Number);
- if (not FSessionConnected) or (not FSessionLogged) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- FSocketTalk.Talk('UIDL'#32+MsgNum+#13#10, #13#10, stUIDL);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- Result := FSocketTalk.LastResponse;
- Result := Trim(Copy(Result, Pos(MsgNum+#32, Result)+Length(MsgNum)+1, Length(Result)));
- end;
- end;
- { TSMTP2000 ====================================================================== }
- // Initialize TSMTP2000
- constructor TSMTP2000.Create;
- begin
- FSocketTalk := TSocketTalk.Create(Self);
- FSocketTalk.OnEndOfData := EndOfData;
- FSocketTalk.OnSocketTalkError := SocketTalkError;
- FSocketTalk.OnReceiveData := ReceiveData;
- FSocketTalk.OnDisconnect := SocketDisconnect;
- FHost := '';
- FPort := 25;
- FSessionConnected := False;
- FPacketSize := 102400;
- FUserName := '';
- FPassword := '';
- FHandshaking := hsAuto;
- inherited Create(AOwner);
- end;
- // Finalize TSMTP2000
- destructor TSMTP2000.Destroy;
- begin
- FSocketTalk.Free;
- inherited Destroy;
- end;
- // Set timeout
- procedure TSMTP2000.SetTimeOut(Value: Integer);
- begin
- FSocketTalk.TimeOut := Value;
- end;
- // Get timeout
- function TSMTP2000.GetTimeOut: Integer;
- begin
- Result := FSocketTalk.TimeOut;
- end;
- // Set OnProgress event
- procedure TSMTP2000.SetProgress(Value: TProgressEvent);
- begin
- FSocketTalk.OnProgress := Value;
- end;
- // Get OnProgress event
- function TSMTP2000.GetProgress: TProgressEvent;
- begin
- Result := FSocketTalk.OnProgress;
- end;
- // Get LastResponse
- function TSMTP2000.GetLastResponse: String;
- begin
- Result := FSocketTalk.LastResponse;
- end;
- // When data from server ends
- procedure TSMTP2000.EndOfData(Sender: TObject; SessionState: TSessionState; Data: String; var ServerResult: Boolean);
- begin
- case SessionState of
- stConnect:
- if Copy(Data, 1, 3) = '220' then
- ServerResult := True;
- stHelo, stEhlo, stMail, stRcpt, stSendData:
- if Copy(Data, 1, 3) = '250' then
- ServerResult := True;
- stData:
- if Copy(Data, 1, 3) = '354' then
- ServerResult := True;
- stQuit:
- if Copy(Data, 1, 3) = '221' then
- ServerResult := True;
- stAuthLogin, stSMTPUser:
- if Copy(Data, 1, 3) = '334' then
- ServerResult := True;
- stSMTPPass:
- if Copy(Data, 1, 3) = '235' then
- ServerResult := True;
- stNoop: ServerResult := True;
- end;
- end;
- // On socket error
- procedure TSMTP2000.SocketTalkError(Sender: TObject; SessionState: TSessionState; TalkError: TTalkError);
- begin
- FSocketTalk.Cancel;
- end;
- // On data received
- procedure TSMTP2000.ReceiveData(Sender: TObject; SessionState: TSessionState; Data: String; var ServerResult: Boolean);
- begin
- if (StrToIntDef(Copy(Data, 1, 3), 0) >= 500) and (Copy(Data, Length(Data)-1, 2) = #13#10) then
- begin
- ServerResult := False;
- FSocketTalk.Cancel;
- end;
- end;
- // On socket disconnected
- procedure TSMTP2000.SocketDisconnect(Sender: TObject);
- begin
- FSessionConnected := False;
- end;
- // Connect socket
- function TSMTP2000.Connect: Boolean;
- var
- Buffer: String;
- begin
- Result := False;
- if FSessionConnected or FSocketTalk.ClientSocket.Active then
- begin
- Exit;
- end;
- if Length(FHost) = 0 then
- begin
- Exit;
- end;
- if not IsIPAddress(FHost) then
- begin
- FSocketTalk.ClientSocket.Host := FHost;
- FSocketTalk.ClientSocket.Address := '';
- end
- else
- begin
- FSocketTalk.ClientSocket.Host := '';
- FSocketTalk.ClientSocket.Address := FHost;
- end;
- FNeedAuthentication := False;
- FSocketTalk.ClientSocket.Port := FPort;
- FSocketTalk.ForceState(stConnect);
- FSocketTalk.ClientSocket.Open;
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- case FHandshaking of
- hsAuto:
- begin
- FSessionConnected := True;
- Buffer := FSocketTalk.FLastResponse;
- Result := Ehlo;
- Buffer := Buffer + FSocketTalk.FLastResponse;
- if not Result then
- begin
- Result := Helo;
- Buffer := Buffer + FSocketTalk.FLastResponse;
- end;
- if Result then
- begin
- if AuthLogin then
- begin
- Buffer := Buffer + FSocketTalk.FLastResponse;
- Result := Login;
- Buffer := Buffer + FSocketTalk.FLastResponse;
- end;
- end;
- FSocketTalk.FLastResponse := Buffer;
- end;
- hsManual:
- begin
- Result := True;
- end;
- end;
- end;
- FSessionConnected := Result;
- end;
- // Sends a HELO command
- function TSMTP2000.Helo: Boolean;
- begin
- Result := False;
- if (not FSessionConnected) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- FSocketTalk.Talk('HELO'#32+FSocketTalk.FClientSocket.Socket.LocalHost+#13#10, #13#10, stHelo);
- FSocketTalk.WaitServer;
- Result := FSocketTalk.ServerResult;
- end;
- // Sends a EHLO command
- function TSMTP2000.Ehlo: Boolean;
- begin
- Result := False;
- if (not FSessionConnected) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- FSocketTalk.Talk('EHLO'#32+FSocketTalk.FClientSocket.Socket.LocalHost+#13#10, #13#10, stEhlo);
- FSocketTalk.WaitServer;
- Result := FSocketTalk.ServerResult;
- end;
- // Sends a AUTH LOGIN command
- function TSMTP2000.AuthLogin: Boolean;
- begin
- Result := False;
- if (not FSessionConnected) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- FSocketTalk.Talk('AUTH LOGIN'#13#10, #13#10, stAuthLogin);
- FSocketTalk.WaitServer;
- FNeedAuthentication := FSocketTalk.ServerResult;
- Result := FSocketTalk.ServerResult;
- end;
- // Login to server
- function TSMTP2000.Login: Boolean;
- var
- EncUser, EncPass: String;
- begin
- Result := False;
- if (not FSessionConnected) or (not FNeedAuthentication) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- EncUser := EncodeBASE64String(FUserName);
- EncPass := EncodeBASE64String(FPassword);
- FSocketTalk.Talk(EncUser+#13#10, #13#10, stSMTPUser);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- FSocketTalk.Talk(EncPass+#13#10, #13#10, stSMTPPass);
- FSocketTalk.WaitServer;
- Result := FSocketTalk.ServerResult;
- end;
- end;
- // SMTP Quit
- function TSMTP2000.Quit: Boolean;
- begin
- Result := False;
- if (not FSessionConnected) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- FSocketTalk.Talk('QUIT'#13#10, #13#10, stQuit);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- FSocketTalk.ClientSocket.Close;
- FSessionConnected := False;
- Result := True;
- end;
- end;
- // Force disconnection
- procedure TSMTP2000.Abort;
- begin
- FSocketTalk.ClientSocket.Close;
- FSessionConnected := False;
- end;
- // Send message
- function TSMTP2000.SendMessage: Boolean;
- var
- sDests: String;
- begin
- if not Assigned(FMailMessage) then
- begin
- Exception.CreateFmt(_E_MMUN, [Self.Name]);
- Result := False;
- Exit;
- end;
- if FMailMessage.ToList.Count > 0 then
- sDests := FMailMessage.ToList.AllAddresses;
- if FMailMessage.CcList.Count > 0 then
- begin
- if sDests <> '' then sDests := sDests + ',';
- sDests := sDests + FMailMessage.CcList.AllAddresses;
- end;
- if FMailMessage.BccList.Count > 0 then
- begin
- if sDests <> '' then sDests := sDests + ',';
- sDests := sDests + FMailMessage.BccList.AllAddresses;
- end;
- Result := SendMessageTo(FMailMessage.FromAddress, sDests);
- end;
- // Send message to specified recipients
- function TSMTP2000.SendMessageTo(const From, Dests: String): Boolean;
- var
- Loop: Integer;
- AllOk: Boolean;
- sDests: TStringList;
- sHeader: String;
- begin
- Result := False;
- if (not FSessionConnected) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- if not Assigned(FMailMessage) then
- begin
- Exception.CreateFmt(_E_MMUN, [Self.Name]);
- Exit;
- end;
- if FMailMessage.FNeedRebuild then
- begin
- Exception.CreateFmt(_E_MMNR, [Self.Name]);
- Exit;
- end;
- sDests := TStringList.Create;
- sDests.Sorted := True;
- sDests.Duplicates := dupIgnore;
- sDests.CommaText := Dests;
- if sDests.Count = 0 then
- begin
- Exception.CreateFmt(_E_NRTS, [Self.Name]);
- Exit;
- end;
- FSocketTalk.Talk('MAIL FROM: <'+From+'>'#13#10, #13#10, stMail);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- AllOk := True;
- for Loop := 0 to sDests.Count-1 do
- begin
- FSocketTalk.Talk('RCPT TO: <'+sDests[Loop]+'>'#13#10, #13#10, stRcpt);
- FSocketTalk.WaitServer;
- if not FSocketTalk.ServerResult then
- begin
- AllOk := False;
- Break;
- end;
- end;
- if AllOk then
- begin
- FMailMessage.SetMessageId(FSocketTalk.ClientSocket.Socket.LocalAddress);
- sHeader := FMailMessage.FHeader.Text;
- FMailMessage.SetLabelValue('Bcc', '');
- FSocketTalk.Talk('DATA'#13#10, #13#10, stData);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- FSocketTalk.PacketSize := FPacketSize;
- FSocketTalk.Talk(StringReplace(FMailMessage.MessageSource, _DATAEND1, _DATAEND2, [rfReplaceAll])+_DATAEND1, #13#10, stSendData);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- Result := True;
- end;
- end;
- FMailMessage.FHeader.Text := sHeader;
- end;
- end;
- sDests.Free;
- end;
- // Send string to specified recipients
- function TSMTP2000.SendStringTo(const Msg, From, Dests: String): Boolean;
- var
- Loop: Integer;
- AllOk: Boolean;
- sDests: TStringList;
- begin
- Result := False;
- if (not FSessionConnected) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- sDests := TStringList.Create;
- sDests.Sorted := True;
- sDests.Duplicates := dupIgnore;
- sDests.CommaText := Dests;
- if sDests.Count = 0 then
- begin
- Exception.CreateFmt(_E_NRTS, [Self.Name]);
- Exit;
- end;
- FSocketTalk.Talk('MAIL FROM: <'+From+'>'#13#10, #13#10, stMail);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- AllOk := True;
- for Loop := 0 to sDests.Count-1 do
- begin
- FSocketTalk.Talk('RCPT TO: <'+sDests[Loop]+'>'#13#10, #13#10, stRcpt);
- FSocketTalk.WaitServer;
- if not FSocketTalk.ServerResult then
- begin
- AllOk := False;
- Break;
- end;
- end;
- if AllOk then
- begin
- FSocketTalk.Talk('DATA'#13#10, #13#10, stData);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- FSocketTalk.PacketSize := FPacketSize;
- FSocketTalk.Talk(StringReplace(Msg, _DATAEND1, _DATAEND2, [rfReplaceAll])+_DATAEND1, #13#10, stSendData);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- Result := True;
- end;
- end;
- end;
- end;
- sDests.Free;
- end;
- // =============================================================================
- function TPOP2000.GetUIDLS(List: TStrings):Boolean;
- var
- I,J:integer;
- S,temp:String;
- begin
- Result :=False;
- if (not FSessionConnected) or (not FSessionLogged) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- S:=SendCMD('UIDL'#13#10,stUIDL);
- result:=FSocketTalk.ServerResult;
-
- if result then
- begin
- S:= FSocketTalk.LastResponse;
-
- I:=Pos(#13#10,S);
- delete(S,1,I);
- S:=trim(S);
- while Trim(S)<>'' do
- begin
- I:=Pos(#13#10,S);
- temp:=copy(S,1,I);
- J:=pos(#32,temp);
- if J=0 then Exit;
- List.Add(copy(temp,J+1,Length(temp)-J));
- delete(S,1,I);
- S:=trim(S);
- end;
- //Result := Trim(Copy(Result, Pos(MsgNum+#32, Result)+Length(MsgNum)+1, Length(Result)));
- end;
- end;
- function TPOP2000.SendCMD(CMD: string;state:TSessionState): string;
- begin
- Result:='';
- if (not FSessionConnected) or (not FSessionLogged) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- FSocketTalk.Talk('UIDL'#13#10, '', state);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- result:= FSocketTalk.LastResponse;
- end;
- function TPOP2000.RetrieveMessageByUIDL(UIDL: String): Boolean;
- var
- MailTxt: TStringList;
- begin
- Result := False;
- FLastMessage := '';
- if (not FSessionConnected) or (not FSessionLogged) or (not FSocketTalk.ClientSocket.Active) then
- begin
- Exit;
- end;
- //FSocketTalk.DataSize := FSessionMessageSize[Number-1];
- FSocketTalk.Talk('UIDL'#32+UIDL+#13#10, _DATAEND1, stRetr);
- FSocketTalk.WaitServer;
- if FSocketTalk.ServerResult then
- begin
- MailTxt := TStringList.Create;
- MailTxt.Text := FSocketTalk.LastResponse;
- MailTxt.Delete(MailTxt.Count-1);
- MailTxt.Delete(0);
- FLastMessage := MailTxt.Text;
- MailTxt.Free;
- if Assigned(FMailMessage) then
- begin
- FMailMessage.Reset;
- FMailMessage.Fill(PChar(FLastMessage), True);
- end;
- Result := True;
- //if FDeleteOnRetrieve then
- // DeleteMessage(Number);
- end;
- end;
- end.