/// <summary>
/// Composes a new mail message from DB data.
/// </summary>
/// <param name="mail">The DB message to convert to a mail message.</param>
/// <returns>
/// The mail message.
/// </returns>
protected virtual MailMessage ComposeMessage(MailAddressItem to, CommandItem command, string returnUrl)
{
var routeLink = string.Join("/", RouteLink, command.Uri);
var commitLink = UriUtility.MakeUri(routeLink, UriKind.Absolute, new UriParameter("returnurl", returnUrl));
var rollbackLink = UriUtility.MakeUri(routeLink, UriKind.Absolute, new UriParameter("rollback", "true"), new UriParameter("returnurl", returnUrl));
var message = new MailMessage
{
SubjectEncoding = Encoding.UTF8,
Subject = command.Line,
BodyEncoding = Encoding.UTF8,
Body = string.Format(HtmlBody, commitLink, rollbackLink),
IsBodyHtml = true
};
message.To.Add(new MailAddress(to.Address, to.Name, Encoding.UTF8));
return(message);
}
/// <summary>
/// Sends a command in email to the given recipient asynchronously.
/// </summary>
/// <param name="to">The recipient.</param>
/// <param name="command">The command to send.</param>
/// <param name="returnUrl">Return URL.</param>
/// <param name="cancellationToken">Propagates notification that operations should be canceled.</param>
/// <returns>
/// The task object representing the number of the recipients.
/// </returns>
public virtual async Task SendAsync(MailAddressItem to, CommandItem command, string returnUrl, CancellationToken cancellationToken)
{
if (to == null)
{
throw new ArgumentNullException("to");
}
if (command == null)
{
throw new ArgumentNullException("command");
}
var message = ComposeMessage(to, command, returnUrl);
if (message == null)
{
throw new InvalidOperationException("The command object cannot be null.");
}
using (var smtpClient = new SmtpClient())
{
await smtpClient.SendMailAsync(message);
}
}
