public static string Authorize(this BaseProtocolClient ingoingMailClient, MailServerSettings settings, int waitTimeout = 5000, ILogger log = null)
{
if (log == null)
{
log = new NullLogger();
}
string lastResponse;
switch (settings.EncryptionType)
{
case EncryptionType.SSL:
//var timeout = TimeSpan.FromMinutes(3); // 3 minutes
log.Debug("SSL connecting to {0} ", settings.Url); // (timeout = {1} minutes)", settings.Url, timeout.TotalMinutes);
lastResponse = ingoingMailClient.ConnectSsl(settings.Url, settings.Port); //, (int)timeout.TotalMilliseconds);
break;
default:
log.Debug("PLAIN connecting to {0}", settings.Url);
lastResponse = ingoingMailClient.ConnectPlain(settings.Url, settings.Port);
if (ingoingMailClient is SmtpClient &&
(settings.AuthenticationType != SaslMechanism.None ||
settings.EncryptionType == EncryptionType.StartTLS))
{
lastResponse = ingoingMailClient.SendEhloHelo();
}
if (settings.EncryptionType == EncryptionType.StartTLS)
{
log.Debug("StartTLS {0}", settings.Url);
lastResponse = ingoingMailClient.StartTLS(settings.Url);
}
break;
}
if (settings.AuthenticationType == SaslMechanism.Login)
{
log.Debug("Login as {0} with secret password", settings.AccountName);
lastResponse = ingoingMailClient.Login(settings.AccountName, settings.AccountPass);
}
else
{
if (ingoingMailClient is SmtpClient && settings.AuthenticationType == SaslMechanism.None)
{
log.Debug("Authentication not required");
return(lastResponse);
}
log.Debug("Authenticate as {0} with secret password", settings.AccountName);
lastResponse = ingoingMailClient.Authenticate(settings.AccountName, settings.AccountPass, settings.AuthenticationType);
}
return(lastResponse);
}
public static string Authorize(this BaseProtocolClient ingoingMailClient, MailServerSettings settings, int waitTimeout = 5000, ILogger log = null)
{
if (log == null)
log = new NullLogger();
string lastResponse;
switch (settings.EncryptionType)
{
case EncryptionType.SSL:
var timeout = TimeSpan.FromMinutes(3); // 3 minutes
log.Debug("SSL connecting to {0} (timeout = {1} minutes)", settings.Url, timeout.TotalMinutes);
lastResponse = ingoingMailClient.ConnectSsl(settings.Url, settings.Port, (int)timeout.TotalMilliseconds);
break;
default:
log.Debug("PLAIN connecting to {0}", settings.Url);
lastResponse = ingoingMailClient.ConnectPlain(settings.Url, settings.Port);
if (ingoingMailClient is SmtpClient &&
(settings.AuthenticationType != SaslMechanism.None ||
settings.EncryptionType == EncryptionType.StartTLS))
{
lastResponse = ingoingMailClient.SendEhloHelo();
}
if (settings.EncryptionType == EncryptionType.StartTLS)
{
log.Debug("StartTLS {0}", settings.Url);
lastResponse = ingoingMailClient.StartTLS(settings.Url);
}
break;
}
if (settings.AuthenticationType == SaslMechanism.Login)
{
log.Debug("Login as {0} with secret password", settings.AccountName);
lastResponse = ingoingMailClient.Login(settings.AccountName, settings.AccountPass);
}
else
{
if (ingoingMailClient is SmtpClient && settings.AuthenticationType == SaslMechanism.None)
{
log.Debug("Authentication not required");
return lastResponse;
}
log.Debug("Authenticate as {0} with secret password", settings.AccountName);
lastResponse = ingoingMailClient.Authenticate(settings.AccountName, settings.AccountPass, settings.AuthenticationType);
}
return lastResponse;
}
/// <summary>
/// Sends a RFC conform email using default .NET classes.
/// </summary>
/// <param name="messageToSend">The pre-configured <see cref="MailMessage" /> to send.</param>
/// <param name="settings">A structure containing the settings for the server.</param>
/// <returns><c>True</c> if the mail was sent, otherwise <c>false</c>.</returns>
public static async Task <bool> SendMailAsync(MailMessage messageToSend, MailServerSettings settings)
{
CheckUtil.ThrowIfNull(() => messageToSend);
try
{
// Send the mail and use credentials if given.
using (var client = new SmtpClient(settings.ServerAddress, settings.Port))
{
if (settings.UseDefaultCredentials)
{
client.Credentials = CredentialCache.DefaultNetworkCredentials;
}
else
{
if (!string.IsNullOrEmpty(settings.Username) && !string.IsNullOrEmpty(settings.Password))
{
client.Credentials = new NetworkCredential(settings.Username, settings.Password, settings.Domain ?? string.Empty);
}
}
await client.SendMailAsync(messageToSend);
}
return(true);
}
catch (Exception ex)
{
var error = string.Format(
CultureInfo.InvariantCulture,
"Cannot send e-mail from '{0}' to '{1}' with subject '{2}': {3}",
messageToSend.From,
messageToSend.To,
messageToSend.Subject,
ex);
var file = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.CommonDocuments), "mail.error");
using (var writer = File.AppendText(file))
{
writer.Write(error);
writer.Close();
}
throw new InvalidOperationException(error, ex);
}
}
public int SaveMailServerSettings(MailAddress email, MailServerSettings settings, string serverType,
AuthorizationServiceType authorizationType)
{
var host = (authorizationType == AuthorizationServiceType.Google) ? GOOGLE_HOST : email.Host;
using (var db = GetDb())
{
var providerId = db.ExecuteScalar<int>(new SqlQuery(MailboxDomainTable.name)
.Select(MailboxDomainTable.Columns.id_provider)
.Where(MailboxProviderTable.Columns.name, host));
//Save Mailbox provider if not exists
if (providerId == 0)
{
providerId = db.ExecuteScalar<int>(new SqlInsert(MailboxProviderTable.name)
.InColumnValue(MailboxProviderTable.Columns.id, 0)
.InColumnValue(MailboxProviderTable.Columns.name, email.Host)
.Identity(0, 0, true));
db.ExecuteNonQuery(new SqlInsert(MailboxDomainTable.name)
.InColumnValue(MailboxDomainTable.Columns.id_provider, providerId)
.InColumnValue(MailboxDomainTable.Columns.name, email.Host));
}
//Identify mask for account name
var accountNameMask = "";
if (settings.AuthenticationType != SaslMechanism.None)
{
accountNameMask = GetLoginFormatFrom(email, settings.AccountName);
if (String.IsNullOrEmpty(accountNameMask))
{
accountNameMask = settings.AccountName;
}
}
var settingsId = db.ExecuteScalar<int>(new SqlQuery(MailboxServerTable.name)
.Select(MailboxServerTable.Columns.id)
.Where(MailboxServerTable.Columns.id_provider, providerId)
.Where(MailboxServerTable.Columns.type, serverType)
.Where(MailboxServerTable.Columns.hostname, settings.Url)
.Where(MailboxServerTable.Columns.port, settings.Port)
.Where(MailboxServerTable.Columns.socket_type,
ConvertFromEncryptionType(settings.EncryptionType))
.Where(MailboxServerTable.Columns.authentication,
ConvertFromSaslMechanism(settings.AuthenticationType))
.Where(MailboxServerTable.Columns.username, accountNameMask)
.Where(MailboxServerTable.Columns.is_user_data, false));
if (settingsId == 0)
{
settingsId = db.ExecuteScalar<int>(new SqlInsert(MailboxServerTable.name)
.InColumnValue(MailboxServerTable.Columns.id, 0)
.InColumnValue(MailboxServerTable.Columns.id_provider, providerId)
.InColumnValue(MailboxServerTable.Columns.type, serverType)
.InColumnValue(MailboxServerTable.Columns.hostname, settings.Url)
.InColumnValue(MailboxServerTable.Columns.port, settings.Port)
.InColumnValue(MailboxServerTable.Columns.socket_type,
ConvertFromEncryptionType(settings.EncryptionType))
.InColumnValue(MailboxServerTable.Columns.authentication,
ConvertFromSaslMechanism(settings.AuthenticationType))
.InColumnValue(MailboxServerTable.Columns.username, accountNameMask)
.InColumnValue(MailboxServerTable.Columns.is_user_data, true)
.Identity(0, 0, true));
}
return settingsId;
}
}
/// <summary>
/// Sends a RFC conform email using default .NET classes.
/// </summary>
/// <param name="messageToSend">The pre-configured <see cref="MailMessage" /> to send.</param>
/// <param name="settings">A structure containing the settings for the server.</param>
/// <returns><c>True</c> if the mail was sent, otherwise <c>false</c>.</returns>
public static bool SendMail(MailMessage messageToSend, MailServerSettings settings)
{
return(AsyncUtil.CallSync(() => SendMailAsync(messageToSend, settings)));
}
/// <summary>
/// Sends a RFC conform email using default .NET classes.
/// </summary>
/// <param name="fromAddress">Mail-address of the sender.</param>
/// <param name="toAddresses">Mail-addresses of the receivers.</param>
/// <param name="subject">Subject of the mail.</param>
/// <param name="body">The string for the body of the mail.</param>
/// <param name="settings">A structure containing the settings for the server.</param>
/// <returns><c>True</c> if the mail was sent, otherwise <c>false</c>.</returns>
public static bool SendMail(string fromAddress, string[] toAddresses, string subject, string body, MailServerSettings settings)
{
CheckUtil.ThrowIfNullOrWhitespace(() => subject);
CheckUtil.ThrowIfNullOrWhitespace(() => body);
var result = false;
if (!fromAddress.IsValidEmailAddress())
{
throw new ArgumentException("Invalid e-mail-address of sender.", nameof(fromAddress));
}
if (!toAddresses.Any())
{
throw new ArgumentException("No receipient submitted!", nameof(toAddresses));
}
if (toAddresses.Any(a => !a.IsValidEmailAddress()))
{
throw new ArgumentException("Invalid e-mail-address of on of the recipient.", nameof(toAddresses));
}
// Send the mail and use credentials if given.
using (var message = new MailMessage(fromAddress, toAddresses.First(), subject, body))
{
if (toAddresses.Count() > 1)
{
// add the other receipients
for (var i = 1; i < toAddresses.Count(); i++)
{
message.To.Add(toAddresses[i]);
}
}
result = SendMail(message, settings);
}
return(result);
}
/// <summary>
/// Sends a RFC conform email using default .NET classes.
/// </summary>
/// <param name="fromAddress">Mail-address of the sender.</param>
/// <param name="toAddress">Mail-address of the receiver.</param>
/// <param name="subject">Subject of the mail.</param>
/// <param name="body">The string for the body of the mail.</param>
/// <param name="settings">A structure containing the settings for the server.</param>
/// <returns><c>True</c> if the mail was sent, otherwise <c>false</c>.</returns>
public static bool SendMail(string fromAddress, string toAddress, string subject, string body, MailServerSettings settings)
{
return(SendMail(fromAddress, new[] { toAddress }, subject, body, settings));
}
public static string Authorize(this BaseProtocolClient ingoing_mail_client, MailServerSettings settings, int wait_timeout = 5000, ILogger log = null)
{
if (log == null)
{
log = new NullLogger();
}
string last_response;
IAsyncResult async_res;
switch (settings.EncryptionType)
{
case EncryptionType.SSL:
log.Debug("SSL connecting to {0}", settings.Url);
async_res = ingoing_mail_client.BeginConnectSsl(settings.Url, settings.Port,
result =>
log.Debug("OnConnectSSL: completed {0}",
result.IsCompleted ? "SUCCESS" : "FAIL"));
if (!async_res.AsyncWaitHandle.WaitOne(wait_timeout))
{
log.Warn("BeginConnectSsl: operation timeout = {0} seconds",
TimeSpan.FromMilliseconds(wait_timeout).Seconds);
ingoing_mail_client.EndAsyncOperation(async_res);
async_res.AsyncWaitHandle.Close();
throw new TimeoutException();
}
last_response = ingoing_mail_client.EndAsyncOperation(async_res);
break;
default:
log.Debug("PLAIN connecting to {0}", settings.Url);
async_res = ingoing_mail_client.BeginConnectPlain(settings.Url, settings.Port, result =>
log.Debug(
"OnConnect: completed {0}",
result
.IsCompleted
? "SUCCESS"
: "FAIL"));
if (!async_res.AsyncWaitHandle.WaitOne(wait_timeout))
{
log.Warn("BeginConnect: operation timeout = {0} seconds",
TimeSpan.FromMilliseconds(wait_timeout).Seconds);
ingoing_mail_client.EndAsyncOperation(async_res);
async_res.AsyncWaitHandle.Close();
throw new TimeoutException();
}
last_response = ingoing_mail_client.EndAsyncOperation(async_res);
if (ingoing_mail_client is SmtpClient &&
(settings.AuthenticationType != SaslMechanism.None ||
settings.EncryptionType == EncryptionType.StartTLS))
{
last_response = ingoing_mail_client.SendEhloHelo();
}
if (settings.EncryptionType == EncryptionType.StartTLS)
{
log.Debug("StartTLS {0}", settings.Url);
last_response = ingoing_mail_client.StartTLS(settings.Url);
}
break;
}
if (settings.AuthenticationType == SaslMechanism.Login)
{
log.Debug("Login as {0} with secret password", settings.AccountName);
async_res = ingoing_mail_client.BeginLogin(settings.AccountName, settings.AccountPass, result =>
log.Debug("OnLogin: completed {0}",
result.IsCompleted ? "SUCCESS" : "FAIL"));
if (!async_res.AsyncWaitHandle.WaitOne(wait_timeout))
{
log.Warn("BeginLogin: operation timeout = {0} seconds", TimeSpan.FromMilliseconds(wait_timeout).Seconds);
ingoing_mail_client.EndAsyncOperation(async_res);
async_res.AsyncWaitHandle.Close();
throw new TimeoutException();
}
last_response = ingoing_mail_client.EndAsyncOperation(async_res);
}
else
{
if (ingoing_mail_client is SmtpClient && settings.AuthenticationType == SaslMechanism.None)
{
log.Debug("Authentication not required");
return(last_response);
}
log.Debug("Authenticate as {0} with secret password", settings.AccountName);
async_res = ingoing_mail_client.BeginAuthenticate(settings.AccountName, settings.AccountPass, settings.AuthenticationType, result =>
log.Debug("OnAuthenticate: completed {0}",
result.IsCompleted ? "SUCCESS" : "FAIL"));
if (!async_res.AsyncWaitHandle.WaitOne(wait_timeout))
{
log.Warn("BeginAuthenticate: operation timeout = {0} seconds", TimeSpan.FromMilliseconds(wait_timeout).Seconds);
ingoing_mail_client.EndAsyncOperation(async_res);
async_res.AsyncWaitHandle.Close();
throw new TimeoutException();
}
last_response = ingoing_mail_client.EndAsyncOperation(async_res);
}
return(last_response);
}
/// <summary>
/// Sends a RFC conform email using default .NET classes.
/// </summary>
/// <param name="messageToSend">The pre-configured <see cref="MailMessage" /> to send.</param>
/// <param name="settings">A structure containing the settings for the server.</param>
/// <param name="deliveryMethod">The method for mail delivery to use.</param>
/// <returns><c>True</c> if the mail was sent, otherwise <c>false</c>.</returns>
public static async Task<bool> SendMailAsync(MailMessage messageToSend, MailServerSettings settings, SmtpDeliveryMethod deliveryMethod = SmtpDeliveryMethod.Network)
{
CheckUtil.ThrowIfNull(() => messageToSend);
try
{
// Send the mail and use credentials if given.
using (var client = new SmtpClient())
{
client.Host = settings.ServerAddress;
client.Port = settings.Port;
client.UseDefaultCredentials = settings.UseDefaultCredentials;
if (settings.UseDefaultCredentials)
{
client.Credentials = CredentialCache.DefaultNetworkCredentials;
}
else
{
if (!string.IsNullOrEmpty(settings.Username) && !string.IsNullOrEmpty(settings.Password))
{
client.Credentials = new NetworkCredential(settings.Username, settings.Password, settings.Domain ?? string.Empty);
}
}
client.DeliveryMethod = deliveryMethod;
client.EnableSsl = settings.UseSsl;
await client.SendMailAsync(messageToSend).ConfigureAwait(false);
}
return true;
}
catch (Exception ex)
{
var error = string.Format(
CultureInfo.InvariantCulture,
"Cannot send e-mail from '{0}' to '{1}' with subject '{2}': {3}",
messageToSend.From,
messageToSend.To,
messageToSend.Subject,
ex);
var file = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.CommonDocuments), "mail.error");
using (var writer = File.AppendText(file))
{
writer.Write(error);
writer.Close();
}
throw new InvalidOperationException(error, ex);
}
}
/// <summary>
/// Sends a RFC conform email using default .NET classes.
/// </summary>
/// <param name="messageToSend">The pre-configured <see cref="MailMessage" /> to send.</param>
/// <param name="settings">A structure containing the settings for the server.</param>
/// <param name="deliveryMethod">The method for mail delivery to use.</param>
/// <returns><c>True</c> if the mail was sent, otherwise <c>false</c>.</returns>
public static bool SendMail(MailMessage messageToSend, MailServerSettings settings, SmtpDeliveryMethod deliveryMethod = SmtpDeliveryMethod.Network)
{
return SendMailAsync(messageToSend, settings, deliveryMethod).Result;
}
/// <summary>
/// Sends a RFC conform email using default .NET classes.
/// </summary>
/// <param name="fromAddress">Mail-address of the sender.</param>
/// <param name="toAddresses">Mail-addresses of the receivers.</param>
/// <param name="subject">Subject of the mail.</param>
/// <param name="body">The string for the body of the mail.</param>
/// <param name="settings">A structure containing the settings for the server.</param>
/// <param name="deliveryMethod">The method for mail delivery to use.</param>
/// <returns><c>True</c> if the mail was sent, otherwise <c>false</c>.</returns>
public static bool SendMail(string fromAddress, string[] toAddresses, string subject, string body, MailServerSettings settings, SmtpDeliveryMethod deliveryMethod = SmtpDeliveryMethod.Network)
{
CheckUtil.ThrowIfNullOrWhitespace(() => subject);
CheckUtil.ThrowIfNullOrWhitespace(() => body);
var result = false;
if (!fromAddress.IsValidEmailAddress())
{
throw new ArgumentException("Invalid e-mail-address of sender.", nameof(fromAddress));
}
if (!toAddresses.Any())
{
throw new ArgumentException("No receipient submitted!", nameof(toAddresses));
}
if (toAddresses.Any(a => !a.IsValidEmailAddress()))
{
throw new ArgumentException("Invalid e-mail-address of on of the recipient.", nameof(toAddresses));
}
// Send the mail and use credentials if given.
using (var message = new MailMessage(fromAddress, toAddresses.First(), subject, body))
{
if (toAddresses.Count() > 1)
{
// add the other receipients
for (var i = 1; i < toAddresses.Count(); i++)
{
message.To.Add(toAddresses[i]);
}
}
result = SendMail(message, settings, deliveryMethod);
}
return result;
}
/// <summary>
/// Sends a RFC conform email using default .NET classes.
/// </summary>
/// <param name="fromAddress">Mail-address of the sender.</param>
/// <param name="toAddress">Mail-address of the receiver.</param>
/// <param name="subject">Subject of the mail.</param>
/// <param name="body">The string for the body of the mail.</param>
/// <param name="settings">A structure containing the settings for the server.</param>
/// <param name="deliveryMethod">The method for mail delivery to use.</param>
/// <returns><c>True</c> if the mail was sent, otherwise <c>false</c>.</returns>
public static bool SendMail(string fromAddress, string toAddress, string subject, string body, MailServerSettings settings, SmtpDeliveryMethod deliveryMethod = SmtpDeliveryMethod.Network)
{
return SendMail(fromAddress, new[] { toAddress }, subject, body, settings, deliveryMethod);
}