private MailClientEntity getClient()
{
if (clientList.Count == 0)
{
initClient();
}
//遍历一个循环后停止3秒
if (listPoint >= clientList.Count)
{
Thread.Sleep(3000);
listPoint = 0;
}
MailClientEntity result = clientList[listPoint++];
if (result.WaitEndTime != null && result.WaitEndTime.CompareTo(DateTime.Now) > 0)
{
result = getClient();
}
return(result);
}
public void send(List <String[]> addressList, String title, String content, List <String> attachmentList)
{
sendWaitCnt = addressList.Count;
sendSuccessCnt = 0;
sendErrorCnt = 0;
MailMessage mail = getMailMessage(null, null, title, content, attachmentList);
Int32 maxResendCnt = Convert.ToInt32(ConfigService.get("mail.resendCnt"));
for (Int32 i = 0; i < addressList.Count; i++)
{
String address = addressList[i][0];
try
{
mail.To.Clear();
mail.To.Add(new MailAddress(address));
}
catch (Exception ex)
{
sendErrorCnt++;
sendWaitCnt--;
sendLog.AddFirst(DateUtils.getSysDate() + " 初始化发送邮件路径:" + address + "时出错:" + ex.Message);
continue;
}
if (addressList.Count > 50 && i == Math.Ceiling(new Decimal(addressList.Count) / 3))
{
recheckReg(addressList, content, attachmentList);
}
Int32 resendCnt = 0;
MailClientEntity sender = null;
while (resendCnt++ < maxResendCnt)
{
try
{
sender = getClient();
//设置form
String fromAddress = !"".Equals(sender.MailAddress) ? sender.MailAddress : ConfigService.get("mail.msg.from");
mail.From = new MailAddress(fromAddress, ConfigService.get("mail.msg.fromName"));
DateTime startTime = DateTime.Now;
sender.SmtpClient.Send(mail);
DateTime endTime = DateTime.Now;
List <SQLiteParameter> paramList = new List <SQLiteParameter>();
paramList.Add(new SQLiteParameter("@mail_address", address));
paramList.Add(new SQLiteParameter("@send_date", DateUtils.getSysDate()));
SQLiteUtils.execute("update t_mail_address set send_cnt = send_cnt+1, send_date = @send_date where mail_address = @mail_address", paramList);
sendLog.AddFirst(DateUtils.getSysDate() + " 邮件:" + address + "发送成功,耗时:" + Convert.ToString(endTime.Subtract(startTime).TotalSeconds) + "秒,主机:" + (sender != null ? sender.Host : "") + ",用户名:" + (sender != null ? sender.UserName : ""));
sender.ErrorCnt = 0;
sendSuccessCnt++;
sendWaitCnt--;
break;
}
catch (Exception ex)
{
if (maxResendCnt == resendCnt + 1)
{
sendErrorCnt++;
sendWaitCnt--;
}
//连续发送3次,停止使用此邮箱固定时间
if (sender.ErrorCnt++ >= 3)
{
sender.WaitEndTime = DateTime.Now.AddSeconds(Convert.ToDouble(ConfigService.get("mail.send.senderWaitTime")));
}
sendLog.AddFirst(DateUtils.getSysDate() + " 邮件:" + address + "发送出错,主机:" + (sender != null ? sender.Host : "") + ",用户名:" + (sender != null ? sender.UserName : "") + ",异常:" + ex.Message);
List <SQLiteParameter> paramList = new List <SQLiteParameter>();
paramList.Add(new SQLiteParameter("@id", sender.Id));
paramList.Add(new SQLiteParameter("@last_error_date", DateUtils.getSysDate() + ex.Message));
SQLiteUtils.execute("update t_mail_sender set last_error_date = @last_error_date where id = @id", paramList);
}
}
while (sendLog.Count > 100)
{
sendLog.RemoveLast();
}
}
}
