public MailClient(IMailClientConfiguration configuration, ILogger logger = null)
{
_configuration = configuration;
_imap = new ImapClient();
_smtp = new SmtpClient();
_logger = logger;
_imap.ServerCertificateValidationCallback += UnconditionalCertificateAcceptance;
_smtp.ServerCertificateValidationCallback += UnconditionalCertificateAcceptance;
}
private async Task EnsureConnectionOf(SmtpClient smtp, IMailClientConfiguration configuration)
{
if (!smtp.IsConnected)
{
_logger?.LogDebug($"Connecting {nameof(SmtpClient)}.");
await smtp.ConnectAsync(configuration.Host, configuration.SmtpPort, SocketOptions);
}
if (!smtp.IsAuthenticated)
{
_logger?.LogDebug($"Authenticating {nameof(SmtpClient)}.");
await smtp.AuthenticateAsync(configuration.UserName, configuration.Password);
}
}
private async Task EnsureConnectionOf(ImapClient imap, IMailClientConfiguration configuration)
{
if (!imap.IsConnected)
{
_logger?.LogDebug($"Connecting {nameof(ImapClient)} to {configuration.Host}.");
await imap.ConnectAsync(configuration.Host, configuration.ImapPort, SocketOptions);
}
if (!imap.IsAuthenticated)
{
_logger?.LogDebug($"Authenticating {nameof(ImapClient)}.");
await imap.AuthenticateAsync(configuration.UserName, configuration.Password);
}
if (!imap.Inbox.IsOpen)
{
_logger?.LogDebug($"Opening Inbox of {nameof(ImapClient)}.");
await imap.Inbox.OpenAsync(FolderAccess.ReadWrite);
}
}