/// <summary>
/// 创建邮件信息
/// </summary>
/// <returns></returns>
private MailInfo GetMailInfo()
{
MailInfo info = new MailInfo();
info.Subject = this.TxtSubject.Text;
info.MailBody = this.TxtContent.Text;
string selectedValue = this.RadlPriority.SelectedValue;
if (selectedValue != null)
{
if (!(selectedValue == "0"))
{
if (selectedValue == "1")
{
info.Priority = MailPriority.Low;
}
else if (selectedValue == "2")
{
info.Priority = MailPriority.High;
}
}
else
{
info.Priority = MailPriority.Normal;
}
}
if (!string.IsNullOrEmpty(this.TxtSenderName.Text))
{
info.FromName = this.TxtSenderName.Text;
}
if (!string.IsNullOrEmpty(this.TxtSenderEmail.Text))
{
info.ReplyTo = new MailAddress(this.TxtSenderEmail.Text);
}
return info;
}
//------------------Tools
public static MailInfo GetMailInfo(string email, string from, string subject, string content)
{
MailAddress address = new MailAddress(email);
MailInfo mailInfo = new MailInfo();
mailInfo.Subject = subject;
mailInfo.IsBodyHtml = true;
mailInfo.FromName = from;
mailInfo.ToAddress = address;
mailInfo.MailBody = content;
return(mailInfo);
}
private static MailState ValidInfo(MailInfo mailInfo, MailConfig mailSettings)
{
MailState none = MailState.None;
if (string.IsNullOrEmpty(mailSettings.MailFrom) || string.IsNullOrEmpty(mailSettings.MailServer))
{
return(MailState.MailConfigIsNullOrEmpty);
}
if (mailInfo.ToAddress == null)
{
return(MailState.NoMailToAddress);
}
if (string.IsNullOrEmpty(mailInfo.Subject))
{
return(MailState.NoSubject);
}
return(none);
}
/// <summary>
/// 发送邮件(仅用于SMTP25或Explicit SSL(587端口)发送,Implicit SSL使用:SendSSLEmailL)
/// 该方法仅用于测试,使用请用异步调用
/// </summary>
/// <param name="account">邮箱名</param>
/// <param name="passwd">邮箱密码</param>
/// <param name="server">SMTP服务器域名</param>
/// <param name="port">SMTP为25,SSL:465,如果使用IMAP则需另设</param>
/// <param name="mailInfo">邮件内容</param>
/// <param name="attach">附件物理地址</param>
/// <returns></returns>
public static MailState SendEmail(string account, string passwd, string server, MailInfo mailInfo, string[] attach)
{
SmtpClient client = new SmtpClient(server, 25);
NetworkCredential credential = new NetworkCredential(account, passwd);
client.UseDefaultCredentials = true;
client.EnableSsl = false;
client.Credentials = credential.GetCredential(server, 25, "Basic");
client.DeliveryMethod = SmtpDeliveryMethod.Network;
//--------------------------------------------------
MailMessage mailMessage = GetMailMessage(mailInfo, account);
mailMessage.BodyEncoding = Encoding.UTF8;
mailMessage.IsBodyHtml = true;
foreach (string file in attach)//物理路径
{
if (string.IsNullOrEmpty(file))
{
continue;
}
Attachment item = new Attachment(file);
mailMessage.Attachments.Add(item);
}
client.Send(mailMessage);
MailState state = MailState.Ok;
return(state);
}
public static MailState SendSSLEmail(string account, string passwd, string server, MailInfo mailInfo, string[] attach)
{
Message mailMessage = new Message();
//CDO.IConfiguration iConfg;
//iConfg = oMsg.Configuration;
//ADODB.Fields oFields;
//oFields = iConfg.Fields;
Configuration conf = new ConfigurationClass();
conf.Fields[CdoConfiguration.cdoSendUsingMethod].Value = CdoSendUsing.cdoSendUsingPort;
conf.Fields[CdoConfiguration.cdoSMTPAuthenticate].Value = CdoProtocolsAuthentication.cdoBasic;
conf.Fields[CdoConfiguration.cdoSMTPUseSSL].Value = true;
conf.Fields[CdoConfiguration.cdoSMTPServer].Value = server;//必填，而且要真实可用
conf.Fields[CdoConfiguration.cdoSMTPServerPort].Value = 465;
conf.Fields[CdoConfiguration.cdoSendEmailAddress].Value = account;
conf.Fields[CdoConfiguration.cdoSendUserName].Value = account; //真实的邮件地址
conf.Fields[CdoConfiguration.cdoSendPassword].Value = passwd; //为邮箱密码，必须真实
conf.Fields.Update();
mailMessage.Subject = mailInfo.Subject;
mailMessage.Configuration = conf;
//oMsg.TextBody = "Hello, how are you doing?";
mailMessage.HTMLBody = mailInfo.MailBody;
//TODO: Replace with your preferred Web page
//oMsg.CreateMHTMLBody("http://www.microsoft.com",CDO.CdoMHTMLFlags.cdoSuppressNone, "", "");
mailMessage.From = account;
mailMessage.To = mailInfo.ToAddress.Address;
//oMsg.AddAttachment("C:\Hello.txt", "", "");
foreach (string file in attach)//物理路径
{
if (string.IsNullOrEmpty(file))
{
continue;
}
mailMessage.AddAttachment(file, "", "");
}
mailMessage.Send();
return(MailState.Ok);
}
public static MailState Send(MailInfo mailInfo)
{
MailConfig mailConfig = SiteConfig.MailConfig;
MailState mailcode = ValidInfo(mailInfo, mailConfig);
if (mailcode == MailState.None)
{
SmtpClient client = new SmtpClient();
MailMessage mailMessage = GetMailMessage(mailInfo, mailConfig);
try
{
try
{
client.Host = mailConfig.MailServer;
client.Port = mailConfig.Port;
NetworkCredential credential = new NetworkCredential(mailConfig.MailServerUserName, mailConfig.MailServerPassWord);
string authenticationType = string.Empty;
switch (mailConfig.AuthenticationType)
{
case AuthenticationType.None:
client.UseDefaultCredentials = false;
break;
case AuthenticationType.Basic:
client.UseDefaultCredentials = true;
authenticationType = "Basic";
break;
case AuthenticationType.Ntlm:
authenticationType = "NTLM";
break;
}
client.EnableSsl = mailConfig.EnabledSsl;
client.Credentials = credential.GetCredential(mailConfig.MailServer, mailConfig.Port, authenticationType);
client.DeliveryMethod = SmtpDeliveryMethod.Network;
client.Send(mailMessage);
mailcode = MailState.Ok;
}
catch (SmtpException exception)
{
SmtpStatusCode statusCode = exception.StatusCode;
if (statusCode != SmtpStatusCode.GeneralFailure)
{
if (statusCode == SmtpStatusCode.MustIssueStartTlsFirst)
{
goto Label_01D3;
}
if (statusCode == SmtpStatusCode.MailboxNameNotAllowed)
{
goto Label_01CE;
}
goto Label_01D8;
}
if (exception.InnerException is IOException)
{
mailcode = MailState.AttachmentSizeLimit;
}
else if (exception.InnerException is WebException)
{
if (exception.InnerException.InnerException == null)
{
mailcode = MailState.SmtpServerNotFind;
}
else if (exception.InnerException.InnerException is SocketException)
{
mailcode = MailState.PortError;
}
}
else
{
mailcode = MailState.NonsupportSsl;
}
goto Label_01FA;
Label_01CE:
mailcode = MailState.UserNameOrPasswordError;
goto Label_01FA;
Label_01D3:
mailcode = MailState.MustIssueStartTlsFirst;
goto Label_01FA;
Label_01D8:
mailcode = MailState.SendFailure;
}
}
finally
{
}
}
Label_01FA:
mailInfo.Msg = GetMailStateInfo(mailcode);
return mailcode;
}
private static MailState ValidInfo(MailInfo mailInfo, MailConfig mailSettings)
{
MailState none = MailState.None;
if (string.IsNullOrEmpty(mailSettings.MailFrom) || string.IsNullOrEmpty(mailSettings.MailServer))
{
return MailState.MailConfigIsNullOrEmpty;
}
if (mailInfo.ToAddress == null)
{
return MailState.NoMailToAddress;
}
if (string.IsNullOrEmpty(mailInfo.Subject))
{
return MailState.NoSubject;
}
return none;
}
private static MailMessage GetMailMessage(MailInfo mailInfo, MailConfig mailSettings)
{
MailMessage message = new MailMessage();
message.To.Add(mailInfo.ToAddress);
if (mailInfo.ReplyTo != null)
{
message.ReplyTo = mailInfo.ReplyTo;
}
if (!string.IsNullOrEmpty(mailInfo.FromName))
{
message.From = new MailAddress(mailSettings.MailFrom, mailInfo.FromName);
}
else
{
message.From = new MailAddress(mailSettings.MailFrom);
}
message.Subject = mailInfo.Subject;
message.SubjectEncoding = Encoding.UTF8;
message.Body = mailInfo.MailBody;
message.BodyEncoding = Encoding.UTF8;
message.Priority = mailInfo.Priority;
message.IsBodyHtml = mailInfo.IsBodyHtml;
return message;
}
public static MailState Send(MailInfo mailInfo)
{
MailConfig mailConfig = SiteConfig.MailConfig;
MailState mailcode = ValidInfo(mailInfo, mailConfig);
if (mailcode == MailState.None)
{
SmtpClient client = new SmtpClient();
MailMessage mailMessage = GetMailMessage(mailInfo, mailConfig);
try
{
try
{
client.Host = mailConfig.MailServer;
client.Port = mailConfig.Port;
NetworkCredential credential = new NetworkCredential(mailConfig.MailServerUserName, mailConfig.MailServerPassWord);
string authenticationType = string.Empty;
switch (mailConfig.AuthenticationType)
{
case AuthenticationType.None:
client.UseDefaultCredentials = false;
break;
case AuthenticationType.Basic:
client.UseDefaultCredentials = true;
authenticationType = "Basic";
break;
case AuthenticationType.Ntlm:
authenticationType = "NTLM";
break;
}
client.EnableSsl = mailConfig.EnabledSsl;
client.Credentials = credential.GetCredential(mailConfig.MailServer, mailConfig.Port, authenticationType);
client.DeliveryMethod = SmtpDeliveryMethod.Network;
client.Send(mailMessage);
mailcode = MailState.Ok;
}
catch (SmtpException exception)
{
SmtpStatusCode statusCode = exception.StatusCode;
if (statusCode != SmtpStatusCode.GeneralFailure)
{
if (statusCode == SmtpStatusCode.MustIssueStartTlsFirst)
{
goto Label_01D3;
}
if (statusCode == SmtpStatusCode.MailboxNameNotAllowed)
{
goto Label_01CE;
}
goto Label_01D8;
}
if (exception.InnerException is IOException)
{
mailcode = MailState.AttachmentSizeLimit;
}
else if (exception.InnerException is WebException)
{
if (exception.InnerException.InnerException == null)
{
mailcode = MailState.SmtpServerNotFind;
}
else if (exception.InnerException.InnerException is SocketException)
{
mailcode = MailState.PortError;
}
}
else
{
mailcode = MailState.NonsupportSsl;
}
goto Label_01FA;
Label_01CE:
mailcode = MailState.UserNameOrPasswordError;
goto Label_01FA;
Label_01D3:
mailcode = MailState.MustIssueStartTlsFirst;
goto Label_01FA;
Label_01D8:
mailcode = MailState.SendFailure;
}
}
finally
{
}
}
Label_01FA:
mailInfo.Msg = GetMailStateInfo(mailcode);
return(mailcode);
}
public static MailState SendSSLEmail(string account, string passwd, string server, MailInfo mailInfo, string[] attach)
{
return(MailState.Ok);
}