Эксперт
Профиль
Группа: Завсегдатай
Сообщений: 1027
Регистрация: 11.3.2006
Репутация: 24
Всего: 50
|
1. Использовать другой компонент. 2. Если с помощью этого кода, тогда надо MakeSMTPSession исправить на отправку нескильким юзверям, например | Код |
unit mail;
interface
uses
Windows, WinSock;
const
CRLF = #13#10;
CSMTPCommands: array[0..20, 0..1] of String = (
('211', 'System status, or system help reply'),
('214', 'Help message'),
('220', 'Service ready'),
('221', 'Service closing transmission channel'),
('250', 'Requested mail action okay, completed'),
('251', 'User not local'),
('354', 'Start mail input'),
('421', 'Service not available, closing transmission channel'),
('450', 'Requested mail action not taken: mailbox unavailable'),
('451', 'Requested action aborted: local error in processing'),
('452', 'Requested action not taken: insufficient system storage'),
('500', 'Syntax error, command unrecognized'),
('501', 'Syntax error in parameters or arguments'),
('502', 'Command not implemented'),
('503', 'Bad sequence of commands'),
('504', 'Command parameter not implemented'),
('550', 'Requested action not taken: mailbox unavailable'),
('551', 'User not local'),
('552', 'Requested mail action aborted: exceeded storage allocation'),
('553', 'Requested action not taken: mailbox name not allowed'),
('554', 'Transaction failed')
);
{SMTP Error Codes}
ERR_NOERROR = 0;
ERR_SMTP_MALFORMED = 1;
ERR_SMTP_UNK_COMMAND = 2;
ERR_ONCMD_STR = 3;
ERR_RECV = 4;
ERR_SEND = 5;
type
TTextSocket = class(TObject)
private
FSocket: TSocket;
public
function Connect(const Host: String; Port: Word): Boolean;
procedure Disconnect;
function ReceiveData(var Buffer: String): Boolean;
function SendData(var Data; Len: Integer): Boolean;
end;
TTextProtocol = class(TTextSocket);
TSMTPProtocol = class(TTextProtocol)
private
FLastError: Integer;
FLastErrorStr: String;
procedure MakeStringError(const Command: String);
{SEND}
function MakeCommand(const Value: String): String;
function MakeHello(const Host: String): String;
function MakeMailFrom(const User: String): String;
function MakeMailTo(const User: String): String;
function MakeDataStart: String;
function MakeData(const Data: String): String;
function MakeQuit: String;
function SendSMTPCommand(Command: String): Boolean;
{RECV}
function CheckIfValidCommand(const Value: String): Integer;
function RecvSMTPCommand(var Command: String): Boolean;
public
function MakeSMTPSession1(const Host, UserFrom, UserTo, Data: String): Boolean;
function MakeSMTPSession(const Host, UserFrom, Data: String;const UserTo:Array of String): Boolean;
property LastError: Integer read FLastError;
property LastErrorStr: String read FLastErrorStr;
end;
var
WSAData: TWSAData;
FWSAStarted: Boolean;
implementation
{SMTP}
function TSMTPProtocol.MakeCommand(const Value: String): String;
begin
Result := Value + CRLF;
end;
function TSMTPProtocol.MakeHello(const Host: String): String;
begin
Result := MakeCommand('EHLO ' + Host);
end;
function TSMTPProtocol.MakeMailFrom(const User: String): String;
begin
Result := MakeCommand('MAIL FROM:' + User);
end;
function TSMTPProtocol.MakeMailTo(const User: String): String;
begin
Result := MakeCommand('RCPT TO:' + User);
end;
function TSMTPProtocol.MakeDataStart: String;
begin
Result := MakeCommand('DATA');
end;
function TSMTPProtocol.MakeData(const Data: String): String;
var f:file;
d:file;
FileBuf : AnsiString;
FileBuf1: AnsiString;
p:AnsiString;
begin
AssignFile(F,'c:\test.txt');
FileMode:=0;
{$I-}
Reset(F,1);
IF IOResult=0 THEN BEGIN
SetLength(FileBuf,FileSize(F));
BlockRead(F,FileBuf[1],FileSize(F));
CloseFile(F);
end;
Result := MakeCommand('тест ' + CRLF + CRLF + Data + CRLF +'Content-Type: application/x-shockwave-flash;'#13#10+
' name="'+'тест'+'"'#13#10 +filebuf+crlf+'тест'#13#10+filebuf1+'.');
end;
function TSMTPProtocol.MakeQuit: String;
begin
Result := MakeCommand('QUIT');
end;
function TSMTPProtocol.CheckIfValidCommand(const Value: String): Integer;
var
Command: String;
i: Integer;
begin
if Length(Value) < 4 then begin
Result := ERR_SMTP_MALFORMED;
Exit;
end;
Command := Copy(Value, 0, 3);
for i := Low(CSMTPCommands) to High(CSMTPCommands) do
if CSMTPCommands[i, 0] = Command then begin
Result := ERR_NOERROR;
Exit;
end;
Result := ERR_SMTP_UNK_COMMAND;
FLastErrorStr := Command;
end;
function TSMTPProtocol.RecvSMTPCommand(var Command: String): Boolean;
var
RcvData: String;
begin
if not ReceiveData(RcvData) then begin
FLastError := ERR_RECV;
Result := False;
Exit;
end;
FLastError := CheckIfValidCommand(RcvData);
Result := FLastError = ERR_NOERROR;
if Result then
Command := Copy(RcvData, 0, 3)
end;
function TSMTPProtocol.SendSMTPCommand(Command: String): Boolean;
begin
{SendData}
Result := SendData(Command[1], Length(Command));
if not Result then
FLastError := ERR_SEND;
end;
procedure TSMTPProtocol.MakeStringError(const Command: String);
var
i: Integer;
begin
for i := Low(CSMTPCommands) to High(CSMTPCommands) do
if CSMTPCommands[i, 0] = Command then begin
FLastError := ERR_ONCMD_STR;
FLastErrorStr := CSMTPCommands[i, 1];
end;
end;
function TSMTPProtocol.MakeSMTPSession1(const Host, UserFrom, UserTo, Data: String): Boolean;
begin
Result := MakeSMTPSession(Host, UserFrom, Data, [UserTo]);
end;
function TSMTPProtocol.MakeSMTPSession(const Host, UserFrom, Data: String;const UserTo:Array of String): Boolean;
var
Command: String;
j:Integer;
begin
Result := False;
FLastError := ERR_NOERROR;
{Receive Server's Greeting}
if not RecvSMTPCommand(Command) then Exit;
if Command <> '220' then begin
MakeStringError(Command);
Exit;
end;
{HELO}
if not SendSMTPCommand(MakeHello('localhost')) then Exit;
if not RecvSMTPCommand(Command) then Exit;
if Command <> '250' then begin
MakeStringError(Command);
Exit;
end;
{MAIL FROM: [email protected]}
if not SendSMTPCommand(MakeMailFrom(UserFrom)) then Exit;
if not RecvSMTPCommand(Command) then Exit;
if Command <> '250' then begin
MakeStringError(Command);
Exit;
end;
for j:=Low(UserTo) to High(UserTo) do
begin
{RCPT TO: [email protected]}
if not SendSMTPCommand(MakeMailTo(UserTo[j])) then Exit;
if not RecvSMTPCommand(Command) then Exit;
if Command <> '250' then begin
MakeStringError(Command);
Exit;
end;
end;
{DATA}
if not SendSMTPCommand(MakeDataStart) then Exit;
if not RecvSMTPCommand(Command) then Exit;
if Command <> '354' then begin
MakeStringError(Command);
Exit;
end;
{Message Body}
if not SendSMTPCommand(MakeData(Data)) then Exit;
if not RecvSMTPCommand(Command) then Exit;
if Command <> '250' then begin
MakeStringError(Command);
Exit;
end;
{QUIT}
if not SendSMTPCommand(MakeQuit) then Exit;
Result := True;
end;
{ TTextSocket }
function TTextSocket.Connect(const Host: String; Port: Word): Boolean;
var
addr: Integer;
sockaddr: sockaddr_in;
begin
Result := False;
if not FWSAStarted then Exit;
FSocket := socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if FSocket = INVALID_SOCKET then Exit;
addr := inet_addr(PChar(Host));
if addr = INADDR_NONE then Exit;
sockaddr.sin_family := AF_INET;
sockaddr.sin_port := htons(Port);
sockaddr.sin_addr.S_addr := addr;
Result := WinSock.connect(FSocket, sockaddr, sizeof(sockaddr)) <> SOCKET_ERROR;
end;
procedure TTextSocket.Disconnect;
begin
if FSocket <> INVALID_SOCKET then begin
closesocket(FSocket);
FSocket := INVALID_SOCKET;
end;
end;
function TTextSocket.ReceiveData(var Buffer: String): Boolean;
var
LocBuf: array[0..1023] of Byte;
RecvLen: Integer;
function IsComplete: Boolean;
begin
Result := (Length(Buffer) > 1) and (Buffer[Length(Buffer)-1] = #13) and (Buffer[Length(Buffer)] = #10);
end;
begin
Buffer := '';
Result := False;
while True do begin
RecvLen := recv(FSocket, LocBuf, SizeOf(LocBuf)-1, 0);
if RecvLen = SOCKET_ERROR then
Exit
else if RecvLen = 0 then
Break
else begin
LocBuf[RecvLen] := 0;
Buffer := Buffer + Copy(PChar(@LocBuf), 0, RecvLen);
if IsComplete then begin
Result := True;
Exit;
end;
end;
end;
Result := IsComplete;
end;
function TTextSocket.SendData(var Data; Len: Integer): Boolean;
begin
Result := send(FSocket, Data, Len, 0) <> SOCKET_ERROR;
end;
initialization
FWSAStarted := WSAStartup(MAKEWORD(1, 1), WSAData) = 0;
finalization
if FWSAStarted then
WSACleanup;
end.
|
Код не тестил, но должен работать. Добавлено @ 13:50 Отправлять одним заходом. | Код |
P.MakeSMTPSession('194.67.23.111','[email protected]','тест',['почта1','почта2','почта3'])
|
|
Помогите с отправкой e-mail, отправка e-mail 
Загрузка ...
