Qt物联网管理平台之实现告警短信转发

void SendMsgThread::readMsg()
{
    isRead = false;
    QString data = com->readAll();
    data.replace(" ", "");
    data.replace("\r", "");
    data.replace("\n", "");
    if (data.length() <= 0) {
        return;
    }

    //从SIM卡上读取短信回复  "AT+CMGR=5+CMGR:"RECREAD","+8618001797656",,"16/05/28,18:12:52+32"006:WD+05.1,ZL139.6,YL1.2,AUTO,YSJ-ONOK"
    //主动收到短信          "AT+CMGR=6+CMGR:"RECUNREAD","+8618001797656",,"16/05/28,18:20:51+32"006:WD+05.1,ZL139.6,YL1.2,AUTO,YSJ-ONOK"
    qDebug() << TIMEMS << "Receive:" << data;
    emit receiveData(data);

    if (data.endsWith(",,0OK")) {
        clear();
        emit readMsgFinish();
        return;
    }

    //收到行短信后会收到 +CMTI:"SM",2 ,其中2为短信索引
    //接着根据新短信的索引读取短信,读取短信成功返回 AT+CMGR=5+CMGR:0,,230891683110304105F0240D91688110978310F000004121519115322303E13919
    if (data.contains("CMTI")) {
        //获取新短信的索引号
        msgIndex = data.split(",").at(1).toInt();
        writeData(QString("AT+CMGR=%1\r").arg(msgIndex));
    } else if (data.contains("CMGR")) {
        //一步步解析服务中心号码,发件人号码,发送时间,短信内容
        QStringList list = data.split(",");
        if (list.count() < 3) {
            return;
        }

        if (mode == 0) {
            QString unicode = list.at(2);
            int len = unicode.length();

            //去除末尾ok两个字符
            unicode = unicode.mid(0, len - 2);
            if (unicode == "0") {
                clear();
                emit readMsgFinish();
                return;
            }

            int index = unicode.indexOf("08");
            QString centerNum = unicodeToTel(unicode.mid(index + 6, 12));
            QString msgTel = unicodeToTel(unicode.mid(index + 26, 12));
            QString msgType = unicode.mid(index + 40, 2);
            QString msgTime = unicodeToTime(unicode.mid(index + 42, 12));
            QString msgContent = unicode.mid(index + 58);

            //类型为 00 则采用的是 7bit 编码,需要用 7bit 解码
            //类型为 08 则采用的是 unicode 编码
            if (msgType == "00") {
                msgContent = unicodeToMsg7Bit(msgContent);
            } else if (msgType == "08") {
                msgContent = unicodeToMsg(msgContent);
            }

            //发送收到新短信信号
            emit receiveMsg(centerNum, msgTel, msgTime, msgContent);
        } else {
            QString centerNum = "13800000000";
            QString msgTel = list.at(1).mid(4, 11);
            QString msgTime = list.at(3);
            msgTime = msgTime.mid(1, msgTime.length());
            msgTime.replace("/", "-");
            msgTime = "20" + msgTime + " " + list.at(4).mid(0, 8);

            QStringList str;
            for (int i = 4; i < list.count(); ++i) {
                str.append(list.at(i));
            }

            QString msgContent = str.join(",");
            msgContent = msgContent.split("\"").at(1);
            msgContent = msgContent.mid(0, msgContent.length() - 2);

            //发送收到新短信信号
            emit receiveMsg(centerNum, msgTel, msgTime, msgContent);
        }
    } else if (data.contains("NOCARRIER")) {
        emit callFinsh();
    } else if (data.contains("NOANSWER")) {
        emit callError();
    } else if (data.contains("RING")) {
        QString tel;
        QStringList list = data.split("\"");
        if (list.count() > 1) {
            tel = list.at(1);
        }
        emit receiveCall(tel);
    } else if (data.contains("DTMF")) {
        int index = data.indexOf("DTMF");
        QString key = data.mid(index + 5, 1);
        emit receiveKey(key);
    }
}

void SendMsgThread::deleteMsg()
{
    //自动删除SIM卡上的短信
    if (autoDelete) {
        deleteMsg(msgIndex);
    }
}

QString SendMsgThread::sendAT(const QString &cmd, int sleep)
{
    if (!isOpen || !isLive) {
        return "";
    }

    //主动执行命令期间,断开收到数据信号槽连接
    disconnect(com, SIGNAL(readyRead()), this, SLOT(readData()));
    writeData(QString("%1\r").arg(cmd));
    msleep(sleep);

    QString data = com->readAll();
    data.replace(" ", "");
    data.replace("\r", "");
    data.replace("\n", "");
    if (data.length() > 0) {
        qDebug() << TIMEMS << "Result:" << data;
        emit receiveData(data);
    }

    //完成处理后,重新绑定收到数据信号槽连接
    connect(com, SIGNAL(readyRead()), this, SLOT(readData()), Qt::DirectConnection);
    return data;
}

bool SendMsgThread::sendMsg(const QString &tel, const QString &msg)
{
    bool ok = false;
    char ctrlz  = 26;
    int sleepTime;
    QString msgContent;
    QString sendMsg;

    if (mode == 0) {
        sleepTime = 6000;
        msgContent = QString("%1%2%3%4%5").arg("0011000D91").arg(getMsgTel(tel))
                     .arg("000801").arg(getMsgHex(msg)).arg(ctrlz);
        sendMsg = QString::number(getMsgLen(msg));
    } else {
        sleepTime = 1000;
        msgContent = QString("%1%2").arg(msg).arg(ctrlz);
        sendMsg = tel;
    }

    //首先进入发送短信状态
    QString result = sendAT(QString("AT+CMGS=%1\r").arg(sendMsg), 300);
    //返回结果最末一位为 > 后输入短信内容编码,发送短信正文
    if (result.right(1) == ">") {
        result = sendAT(msgContent, sleepTime);
        if (mode == 0) {
            if (result.right(2) == "OK") {
                ok = true;
            }
        } else {
            if (result.right(2) == "OK" || result.startsWith(msg)) {
                ok = true;
            }
        }
    }

    return ok;
}

void SendMsgThread::startCall(const QString &tel)
{
    sendAT(QString("ATD%1;").arg(tel), 100);
}

void SendMsgThread::stopCall()
{
    sendAT(QString("ATH"), 100);
}

void SendMsgThread::answerCall()
{
    sendAT(QString("ATA"), 100);
}