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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Messaging Framework.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef SMTPCLIENT_H
#define SMTPCLIENT_H
#include <QString>
#include <QObject>
#include <QStringList>
#include <QList>
#include <QLoggingCategory>
#include <qmflist.h>
#include <qmailaccountconfiguration.h>
#include <qmailmessage.h>
#include <qmailmessageserver.h>
#include <qmailtransport.h>
#include <qmailcredentials.h>
Q_DECLARE_LOGGING_CATEGORY(lcSMTP)
QT_BEGIN_NAMESPACE
class QTemporaryFile;
QT_END_NAMESPACE
struct RawEmail
{
QString from;
QStringList to;
QMailMessage mail;
};
class SmtpClient : public QObject
{
Q_OBJECT
public:
SmtpClient(const QMailAccountId &accountId, QObject* parent);
~SmtpClient();
QMailAccountId account() const;
void fetchCapabilities();
void newConnection();
void cancelTransfer(QMailServiceAction::Status::ErrorCode code, const QString &text);
QMailServiceAction::Status::ErrorCode addMail(const QMailMessage& mail);
signals:
void connectionError(QMailServiceAction::Status::ErrorCode status, const QString &msg);
void errorOccurred(int, const QString &);
void errorOccurred(const QMailServiceAction::Status &, const QString &);
void updateStatus(const QString &);
void progressChanged(uint, uint);
void messageTransmitted(const QMailMessageId&);
void sendCompleted();
void fetchCapabilitiesFinished();
protected slots:
void connected(QMailTransport::EncryptType encryptType);
void transportError(int, QString msg);
void readyRead();
void sent(qint64);
private slots:
void sendMoreData(qint64);
void authExpired();
void onCredentialsStatusChanged();
private:
void openTransport();
void sendCommand(const char *data, int len = -1, bool maskDebug = false);
void sendCommand(const QString &cmd, bool maskDebug = false);
void sendCommand(const QByteArray &cmd, bool maskDebug = false);
void sendCommands(const QStringList &cmds);
void incomingData();
void processResponse(const QString &response);
void nextAction(const QString &response);
void messageProcessed(const QMailMessageId &id);
void operationFailed(int code, const QString &text);
void operationFailed(QMailServiceAction::Status::ErrorCode code, const QString &text);
void stopTransferring();
private:
enum TransferStatus
{
Init, Helo, Extension, StartTLS, TLS, Connected, Authenticate, Authenticating, Authenticated,
MetaData, From, Recv, MRcv, PrepareData, Data, Body, Chunk, ChunkSent, Sent, Quit, Done
};
QMailAccountConfiguration config;
TransferStatus status;
QmfList<RawEmail> mailList;
QmfList<RawEmail>::iterator mailItr;
QmfList<QMailMessage::MessageChunk> mailChunks;
QMailMessageId sendingId;
uint messageLength;
uint sentLength;
bool fetchingCapabilities;
int outstandingResponses;
QStringList::Iterator it;
QMailTransport *transport;
QByteArray lineBuffer;
// SendMap maps id -> (units) to be sent
typedef QMap<QMailMessageId, uint> SendMap;
SendMap sendSize;
uint progressSendSize;
uint totalSendSize;
QStringList capabilities;
quint32 addressComponent;
QByteArray domainName;
QTemporaryFile *temporaryFile;
qint64 waitingForBytes;
bool linestart;
QString bufferedResponse;
bool notUsingAuth;
bool authReset;
QTimer *authTimeout;
QMailCredentialsInterface *credentials;
QList<QByteArray> authCommands;
};
#endif
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