[英]Set Content-Transfer-Encoding to Quoted-printable with .NET MailMessage
當我用.NET SmtpClient發送郵件時,我注意到當我檢查郵件的源代碼時,內容傳輸編碼設置為base64。
我需要將其設置為Quoted-printable。 我怎樣才能實現這一目標? 提前致謝
public virtual MailMessage GetMailMessage(string body, string from, string [] user_emails, string [] back_office_emails, string subject)
{
MailMessage message = new MailMessage();
message.IsBodyHtml = true;
message.From = new MailAddress(from);
foreach (string email in user_emails)
{
message.To.Add(new MailAddress(email));
}
if (back_office_emails != null)
{
foreach (string email in back_office_emails)
{
message.Bcc.Add(new MailAddress(email));
}
}
message.Subject = subject;
message.Body = body;
message.BodyEncoding = System.Text.Encoding.UTF8;
return message;
}
protected virtual void SendEmailTemplate(string body, string from, string[] user_emails, string[] back_office_emails, string subject)
{
MailMessage message = GetMailMessage(body, from, user_emails, back_office_emails, subject);
SmtpClient client = new SmtpClient(ConfigurationManager.AppSettings["SmtpClient"]);
client.Send(message);
}
解:
AlternateView plainTextView = AlternateView.CreateAlternateViewFromString(body.Trim(), new ContentType("text/html; charset=UTF-8"));
plainTextView.TransferEncoding = System.Net.Mime.TransferEncoding.QuotedPrintable;
message.AlternateViews.Add(plainTextView);
使用.NET 4.5或更高版本時,應該可以使用
message.BodyTransferEncoding = System.Net.Mime.TransferEncoding.QuotedPrintable;
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