/// <summary>
/// 从接收到的Pdu串中解析出短信
/// </summary>
/// <param name="index">短信在SIM卡中的位置</param>
/// <param name="pdustr">短信内容</param>
/// <returns></returns>
public static Notelet Parse(int index, string pdustr)
{
Notelet notelet = new Notelet();
notelet.location = index;
try {
//解析出短信中心号码
int smsclen = int.Parse(pdustr.Substring(0, 2), NumberStyles.HexNumber) * 2;
if (smsclen == 0)
{
notelet.smscNum = "";
}
else
{
notelet.smscNum = ConvertedNum2PhoneNum(pdustr.Substring(4, smsclen - 2));
}
//解析出回复号码
int phoneNumIndex = smsclen + 4;
int phoneNumLen = int.Parse(pdustr.Substring(phoneNumIndex, 2), NumberStyles.HexNumber);
if (phoneNumLen % 2 != 0)
{
phoneNumLen++;
}
string phoneNum = ConvertedNum2PhoneNum(pdustr.Substring(phoneNumIndex + 4, phoneNumLen));
notelet.mobileNum = phoneNum.Substring(0, 2) == "86" ? phoneNum.Remove(0, 2) : phoneNum;
//解析出接收时间
int sendTimeIndex = 2 + smsclen + 2 + 4 + phoneNumLen + 2 + 2;
StringBuilder timeString = new StringBuilder("20");
timeString.Append(pdustr[sendTimeIndex + 1]); //年
timeString.Append(pdustr[sendTimeIndex]);
timeString.Append("-");
timeString.Append(pdustr[sendTimeIndex + 3]); //月
timeString.Append(pdustr[sendTimeIndex + 2]);
timeString.Append("-");
timeString.Append(pdustr[sendTimeIndex + 5]); //日
timeString.Append(pdustr[sendTimeIndex + 4]);
timeString.Append(" ");
timeString.Append(pdustr[sendTimeIndex + 7]); //时
timeString.Append(pdustr[sendTimeIndex + 6]);
timeString.Append(":");
timeString.Append(pdustr[sendTimeIndex + 9]); //分
timeString.Append(pdustr[sendTimeIndex + 8]);
timeString.Append(":");
timeString.Append(pdustr[sendTimeIndex + 11]); //秒
timeString.Append(pdustr[sendTimeIndex + 10]);
notelet.transTime = DateTime.Parse(timeString.ToString());
// 解析短信内容
int pduIndex = sendTimeIndex + 14;
int pduLen = int.Parse(pdustr.Substring(pduIndex, 2), NumberStyles.HexNumber);
notelet.pdustr = pdustr.Substring(pduIndex + 2, pduLen * 2);
}
catch {
notelet.smscNum = "";
notelet.mobileNum = "1860";
notelet.transTime = DateTime.Now;
notelet.pdustr = "";
}
return(notelet);
}
/// <summary>
/// 对返回行进行处理
/// </summary>
/// <param name="answer">接收到的行</param>
/// <returns>任务执行的结果</returns>
public override TaskStatus Receive(string answer)
{
switch (state)
{
case 1:
Regex[] regex = new Regex[] {
new Regex(@"\+CMGL:\s*(?<index>\d+),(?<stat>\d+),(?<alpha>\d*),(?<length>\d+)"),
new Regex(@"OK"),
new Regex(@"\w*ERROR\w*")
};
Match[] match = new Match[] {
regex[0].Match(answer),
regex[1].Match(answer),
regex[2].Match(answer)
};
if (match[0].Success) //有短信, 得到位置信息, 进入下一步读取短信内容
{
index = int.Parse(match[0].Result("${index}"));
state = 2; return(TaskStatus.Unfinished);
}
else if (match[1].Success) //命令执行成功
{
if (notelets.Count > 0 && modem.NoteletReceived != null)
{
modem.NoteletReceived(modem, new NoteletReceivedEventArgs(notelets.ToArray()));
}
return(TaskStatus.Finished);
}
else if (match[2].Success) //命令执行错误, 重复执行但不超过最大重复次数
{
if (repeat++ >= REPEATNUMBER)
{
return(TaskStatus.Failed);
}
step0(); return(TaskStatus.Unfinished);
}
else
{
return(TaskStatus.Unexpected);
}
case 2:
regex = new Regex[] { new Regex(@"[0-9a-fA-F]+") };
match = new Match[] { regex[0].Match(answer) };
if (match[0].Success) //接收到短信内容, 进入第一步接收下一条
{
Notelet notelet = Notelet.Parse(index, answer);
notelets.Add(notelet); state = 1;
return(TaskStatus.Unfinished);
}
else
{
return(TaskStatus.Unexpected);
}
default: Start(modem); return(TaskStatus.Unfinished);
}
}
/// <summary>
/// 发送短信
/// </summary>
/// <param name="notelet">发送的短信</param>
public void SendNotelet(Notelet notelet)
{
tasks.Enqueue(new NoteletSend(notelet));
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="sms">待发送的短信</param>
public NoteletSend(Notelet notelet)
{
this.notelet = notelet;
}
/// <summary>
/// 初始化类Vultrue.Communication.NoteletSendedEventArgs的新实例
/// </summary>
/// <param name="notelet">已发送的短信</param>
public NoteletSendedEventArgs(Notelet notelet)
{
this.notelet = notelet;
}