/// <param name="fromAddress">Message from address</param>
/// <param name="fromDisplay">Display name for "message from address"</param>
/// <param name="credentialUser">User whose credentials are used for message send</param>
/// <param name="credentialPassword">User password used for message send</param>
/// <param name="attachments">Optional attachments for message</param>
public static void Email(string to,
string body,
string subject,
string fromAddress,
string fromDisplay,
string credentialUser,
string credentialPassword,
params MailAttachment[] attachments)
{
string host = ConfigurationManager.AppSettings["SMTPHost"];
body = UpgradeEmailFormat(body);
try
{
MailMessage mail = new MailMessage();
mail.Body = body;
mail.IsBodyHtml = true;
mail.To.Add(new MailAddress(to));
mail.From = new MailAddress(fromAddress, fromDisplay, Encoding.UTF8);
mail.Subject = subject;
mail.SubjectEncoding = Encoding.UTF8;
mail.Priority = MailPriority.Normal;
foreach (MailAttachment ma in attachments)
{
mail.Attachments.Add(ma.File);
}
SmtpClient smtp = new SmtpClient();
smtp.Credentials = new System.Net.NetworkCredential(credentialUser, credentialPassword);
smtp.Host = host;
smtp.Send(mail);
}
catch (Exception ex)
{
StringBuilder sb = new StringBuilder(1024);
sb.Append("\nTo:" + to);
sb.Append("\nbody:" + body);
sb.Append("\nsubject:" + subject);
sb.Append("\nfromAddress:" + fromAddress);
sb.Append("\nfromDisplay:" + fromDisplay);
sb.Append("\ncredentialUser:" + credentialUser);
sb.Append("\ncredentialPasswordto:" + credentialPassword);
sb.Append("\nHosting:" + host);
ErrorLog(sb.ToString(), ex.ToString(), ErrorLogCause.EmailSystem);
}
}
"UpgradeEmailFormat" and "ErrorLog" are generic routines; you don't need the former, and can write the later yourself!
"MailAttachment" is a simple class you only need if you want to send attachments:
Collapse | Copy Code
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.IO;
using System.Net.Mime;
using System.Net.Mail;
public class MailAttachment
{
#region Fields
private MemoryStream stream;
private string filename;
private string mediaType;
#endregion
#region Properties
/// <summary>
/// Gets the data stream for this attachment
/// </summary>
public Stream Data { get { return stream; } }
/// <summary>
/// Gets the original filename for this attachment
/// </summary>
public string Filename { get { return filename; } }
/// <summary>
/// Gets the attachment type: Bytes or String
/// </summary>
public string MediaType { get { return mediaType; } }
/// <summary>
/// Gets the file for this attachment (as a new attachment)
/// </summary>
public Attachment File{ get {return new Attachment(Data, Filename, MediaType); } }
#endregion
#region Constructors
/// <summary>
/// Construct a mail attachment form a byte array
/// </summary>
/// <param name="data">Bytes to attach as a file</param>
/// <param name="filename">Logical filename for attachment</param>
public MailAttachment(byte[] data, string filename)
{
this.stream = new MemoryStream(data);
this.filename = filename;
this.mediaType = MediaTypeNames.Application.Octet;
}
/// <summary>
/// Construct a mail attachment from a string
/// </summary>
/// <param name="data">String to attach as a file</param>
/// <param name="filename">Logical filename for attachment</param>
public MailAttachment(string data, string filename)
{
this.stream = new MemoryStream(System.Text.Encoding.ASCII.GetBytes(data));
this.filename = filename;
this.mediaType = MediaTypeNames.Text.Html;
}
#endregion
}