/// <summary>
/// Applies the override to a MailAddressCollection
/// </summary>
/// <param name="addresses">The addresses.</param>
/// <returns></returns>
protected MailAddressCollection ApplyMailAddressOverride(MailAddressCollection addresses)
{
if (clear)
{
addresses.Clear();
}
else
{
if (!string.IsNullOrEmpty(overrideString))
{
addresses.Clear();
addresses.Add(overrideString);
}
if (!string.IsNullOrEmpty(prependString))
{
var old = addresses.ToString();
addresses.Clear();
addresses.Add(prependString);
if (!string.IsNullOrWhiteSpace(old))
{
addresses.Add(old);
}
}
if (!string.IsNullOrEmpty(appendString))
{
addresses.Add(appendString);
}
}
return(addresses);
}
/// <summary>
/// Applies the override to a MailAddressCollection
/// </summary>
/// <param name="addresses">The addresses.</param>
/// <returns></returns>
protected MailAddressCollection ApplyMailAddressOverride(MailAddressCollection addresses)
{
if (clear)
{
addresses.Clear();
}
else
{
if (!string.IsNullOrEmpty(overrideString))
{
addresses.Clear();
addresses.Add(overrideString);
}
if (!string.IsNullOrEmpty(prependString))
{
var old = addresses.ToString();
addresses.Clear();
addresses.Add(prependString);
if(!string.IsNullOrWhiteSpace(old)) addresses.Add(old);
}
if (!string.IsNullOrEmpty(appendString))
{
addresses.Add(appendString);
}
}
return addresses;
}
private static void SetAddressesToCollection(MailAddressCollection addressCollection, string emailsText)
{
addressCollection.Clear();
if (!string.IsNullOrEmpty(emailsText))
{
string[] emails = emailsText.Split(EmailsSeparators, StringSplitOptions.RemoveEmptyEntries);
for (int i = 0; i < emails.Length; i++)
{
addressCollection.Add(emails[i]);
}
}
}
/*******************************************************************************************************************************/
/* Elshiekh Code */
/*******************************************************************************************************************************/
//------------------------------------------
//Get mail address collection from string
//------------------------------------------
public static void GetMailAddressCollectionFromCollectionString(string adressesString, MailAddressCollection collection)
{
if (!string.IsNullOrEmpty(adressesString))
{
string[] addressesAray = adressesString.Split(new Char[] { ',' });
//clear previous list
collection.Clear();
//add new items
for (int i = 0; i < addressesAray.Length; i++)
{
collection.Add(addressesAray[i]);
}
}
//return collection;
}
/// <summary>
/// Clears any recipients assigned to the BCC list.
/// </summary>
public void ClearBCCs()
{
bccs.Clear();
}
/// <summary>
/// Clears any recipients assigned to the CC list.
/// </summary>
public void ClearCCs()
{
ccs.Clear();
}
/// <summary>
/// Clears any recipients assigned to the To list.
/// </summary>
public void ClearRecipients()
{
recipients.Clear();
}
/// <summary>
/// This method takes the input from the form, creates a mail message and sends it to the smtp server
/// </summary>
private void SendEmail()
{
// make sure we have values in user, password and To
if (ValidateForm() == false)
{
return;
}
// create mail, smtp and mailaddress objects
MailMessage mail = new MailMessage();
SmtpClient smtp = new SmtpClient();
MailAddressCollection mailAddrCol = new MailAddressCollection();
try
{
// set the From email address information
mail.From = new MailAddress(txtBoxEmailAddress.Text);
// set the To email address information
mailAddrCol.Clear();
_logger.Log("Adding To addresses: " + txtBoxTo.Text);
mailAddrCol.Add(txtBoxTo.Text);
MessageUtilities.AddSmtpToMailAddressCollection(mail, mailAddrCol, MessageUtilities.addressType.To);
// check for Cc and Bcc, which can be empty so we only need to add when the textbox contains a value
if (txtBoxCC.Text.Trim() != "")
{
mailAddrCol.Clear();
_logger.Log("Adding Cc addresses: " + txtBoxCC.Text);
mailAddrCol.Add(txtBoxCC.Text);
MessageUtilities.AddSmtpToMailAddressCollection(mail, mailAddrCol, MessageUtilities.addressType.Cc);
}
if (txtBoxBCC.Text.Trim() != "")
{
mailAddrCol.Clear();
_logger.Log("Adding Bcc addresses: " + txtBoxBCC.Text);
mailAddrCol.Add(txtBoxBCC.Text);
MessageUtilities.AddSmtpToMailAddressCollection(mail, mailAddrCol, MessageUtilities.addressType.Bcc);
}
// set encoding for message
if (Properties.Settings.Default.BodyEncoding != "")
{
mail.BodyEncoding = MessageUtilities.GetEncodingValue(Properties.Settings.Default.BodyEncoding);
}
if (Properties.Settings.Default.SubjectEncoding != "")
{
mail.SubjectEncoding = MessageUtilities.GetEncodingValue(Properties.Settings.Default.SubjectEncoding);
}
if (Properties.Settings.Default.HeaderEncoding != "")
{
mail.HeadersEncoding = MessageUtilities.GetEncodingValue(Properties.Settings.Default.HeaderEncoding);
}
// set priority for the message
switch (Properties.Settings.Default.MsgPriority)
{
case "High":
mail.Priority = MailPriority.High;
break;
case "Low":
mail.Priority = MailPriority.Low;
break;
default:
mail.Priority = MailPriority.Normal;
break;
}
// add HTML AltView
if (Properties.Settings.Default.AltViewHtml != "")
{
ContentType ctHtml = new ContentType("text/html");
htmlView = AlternateView.CreateAlternateViewFromString(Properties.Settings.Default.AltViewHtml, ctHtml);
// add inline attachments / linked resource
if (inlineAttachmentsTable.Rows.Count > 0)
{
foreach (DataRow rowInl in inlineAttachmentsTable.Rows)
{
LinkedResource lr = new LinkedResource(rowInl.ItemArray[0].ToString());
lr.ContentId = rowInl.ItemArray[1].ToString();
lr.ContentType.MediaType = rowInl.ItemArray[2].ToString();
htmlView.LinkedResources.Add(lr);
lr.Dispose();
}
}
// set transfer encoding
htmlView.TransferEncoding = MessageUtilities.GetTransferEncoding(Properties.Settings.Default.htmlBodyTransferEncoding);
mail.AlternateViews.Add(htmlView);
}
// add Plain Text AltView
if (Properties.Settings.Default.AltViewPlain != "")
{
ContentType ctPlain = new ContentType("text/plain");
plainView = AlternateView.CreateAlternateViewFromString(Properties.Settings.Default.AltViewPlain, ctPlain);
plainView.TransferEncoding = MessageUtilities.GetTransferEncoding(Properties.Settings.Default.plainBodyTransferEncoding);
mail.AlternateViews.Add(plainView);
}
// add vCal AltView
if (Properties.Settings.Default.AltViewCal != "")
{
ContentType ctCal = new ContentType("text/calendar");
ctCal.Parameters.Add("method", "REQUEST");
ctCal.Parameters.Add("name", "meeting.ics");
calView = AlternateView.CreateAlternateViewFromString(Properties.Settings.Default.AltViewCal, ctCal);
calView.TransferEncoding = MessageUtilities.GetTransferEncoding(Properties.Settings.Default.vCalBodyTransferEncoding);
mail.AlternateViews.Add(calView);
}
// add custom headers
foreach (DataGridViewRow rowHdr in dGridHeaders.Rows)
{
if (rowHdr.Cells[0].Value != null)
{
mail.Headers.Add(rowHdr.Cells[0].Value.ToString(), rowHdr.Cells[1].Value.ToString());
}
}
// add attachements
foreach (DataGridViewRow rowAtt in dGridAttachments.Rows)
{
if (rowAtt.Cells[0].Value != null)
{
Attachment data = new Attachment(rowAtt.Cells[0].Value.ToString(), FileUtilities.GetContentType(rowAtt.Cells[1].Value.ToString()));
if (rowAtt.Cells[4].Value.ToString() == "True")
{
data.ContentDisposition.Inline = true;
data.ContentDisposition.DispositionType = DispositionTypeNames.Inline;
data.ContentId = rowAtt.Cells[3].Value.ToString();
Properties.Settings.Default.BodyHtml = true;
}
else
{
data.ContentDisposition.Inline = false;
data.ContentDisposition.DispositionType = DispositionTypeNames.Attachment;
}
mail.Attachments.Add(data);
data.Dispose();
}
}
// add read receipt
if (Properties.Settings.Default.ReadRcpt == true)
{
mail.Headers.Add("Disposition-Notification-To", txtBoxEmailAddress.Text);
}
// set the content
mail.Subject = txtBoxSubject.Text;
msgSubject = txtBoxSubject.Text;
mail.Body = richTxtBody.Text;
mail.IsBodyHtml = Properties.Settings.Default.BodyHtml;
// add delivery notifications
if (Properties.Settings.Default.DelNotifOnFailure == true)
{
mail.DeliveryNotificationOptions = DeliveryNotificationOptions.OnFailure;
}
if (Properties.Settings.Default.DelNotifOnSuccess == true)
{
mail.DeliveryNotificationOptions = DeliveryNotificationOptions.OnSuccess;
}
// check for credentials
string sUser = txtBoxEmailAddress.Text.Trim();
string sPassword = mskPassword.Text.Trim();
string sDomain = txtBoxDomain.Text.Trim();
if (sUser.Length != 0)
{
if (sDomain.Length != 0)
{
smtp.Credentials = new NetworkCredential(sUser, sPassword, sDomain);
}
else
{
smtp.Credentials = new NetworkCredential(sUser, sPassword);
}
}
// send by pickup folder?
if (rdoSendByPickupFolder.Checked)
{
if (this.chkBoxSpecificPickupFolder.Checked)
{
if (Directory.Exists(txtPickupFolder.Text))
{
smtp.DeliveryMethod = SmtpDeliveryMethod.SpecifiedPickupDirectory;
smtp.PickupDirectoryLocation = txtPickupFolder.Text;
}
else
{
throw new DirectoryNotFoundException(@"The specified directory """ + txtPickupFolder.Text + @""" does not exist.");
}
}
else
{
smtp.DeliveryMethod = SmtpDeliveryMethod.PickupDirectoryFromIis;
}
}
// smtp client setup
smtp.EnableSsl = chkEnableSSL.Checked;
smtp.Port = Int32.Parse(cboPort.Text.Trim());
smtp.Host = cboServer.Text;
smtp.Timeout = Properties.Settings.Default.SendSyncTimeout;
// send email
smtp.Send(mail);
}
catch (SmtpException se)
{
txtBoxErrorLog.Clear();
noErrFound = false;
if (se.StatusCode == SmtpStatusCode.MailboxBusy || se.StatusCode == SmtpStatusCode.MailboxUnavailable)
{
_logger.Log("Delivery failed - retrying in 5 seconds.");
System.Threading.Thread.Sleep(5000);
smtp.Send(mail);
}
else
{
_logger.Log("Error: " + se.Message);
_logger.Log("StackTrace: " + se.StackTrace);
_logger.Log("Status Code: " + se.StatusCode);
_logger.Log("Description:" + MessageUtilities.GetSmtpStatusCodeDescription(se.StatusCode.ToString()));
}
}
catch (InvalidOperationException ioe)
{
// invalid smtp address used
txtBoxErrorLog.Clear();
noErrFound = false;
_logger.Log("Error: " + ioe.Message);
_logger.Log("StackTrace: " + ioe.StackTrace);
}
catch (FormatException fe)
{
// invalid smtp address used
txtBoxErrorLog.Clear();
noErrFound = false;
_logger.Log("Error: " + fe.Message);
_logger.Log("StackTrace: " + fe.StackTrace);
}
catch (Exception ex)
{
txtBoxErrorLog.Clear();
noErrFound = false;
_logger.Log("Error: " + ex.Message);
_logger.Log("StackTrace: " + ex.StackTrace);
}
finally
{
// log success
if (formValidated == true && noErrFound == true)
{
_logger.Log("Message subject = " + msgSubject);
_logger.Log("Message send = SUCCESS");
}
// cleanup resources
mail.Dispose();
mail = null;
smtp.Dispose();
smtp = null;
// reset variables
formValidated = false;
noErrFound = true;
inlineAttachmentsTable.Clear();
hdrName = null;
hdrValue = null;
msgSubject = null;
}
}
/// <summary>
/// This method takes the input from the form, creates a mail message and sends it to the smtp server
/// </summary>
private void SendEmail()
{
// make sure we have values in user, password and To
if (ValidateForm() == false)
{
return;
}
// create mail, smtp and mailaddress objects
MailMessage mail = new MailMessage();
SmtpClient smtp = new SmtpClient();
MailAddressCollection mailAddrCol = new MailAddressCollection();
try
{
// set the From email address information
mail.From = new MailAddress(txtBoxEmailAddress.Text);
// set the To email address information
mailAddrCol.Clear();
logger.Log("Adding To addresses: " + txtBoxTo.Text);
mailAddrCol.Add(txtBoxTo.Text);
MessageUtilities.AddSmtpToMailAddressCollection(mail, mailAddrCol, MessageUtilities.addressType.To);
// check for Cc and Bcc, which can be empty so we only need to add when the textbox contains a value
if (txtBoxCC.Text.Trim() != "")
{
mailAddrCol.Clear();
logger.Log("Adding Cc addresses: " + txtBoxCC.Text);
mailAddrCol.Add(txtBoxCC.Text);
MessageUtilities.AddSmtpToMailAddressCollection(mail, mailAddrCol, MessageUtilities.addressType.Cc);
}
if (txtBoxBCC.Text.Trim() != "")
{
mailAddrCol.Clear();
logger.Log("Adding Bcc addresses: " + txtBoxBCC.Text);
mailAddrCol.Add(txtBoxBCC.Text);
MessageUtilities.AddSmtpToMailAddressCollection(mail, mailAddrCol, MessageUtilities.addressType.Bcc);
}
// set encoding for message
if (Properties.Settings.Default.BodyEncoding != "")
{
mail.BodyEncoding = MessageUtilities.GetEncodingValue(Properties.Settings.Default.BodyEncoding);
}
if (Properties.Settings.Default.SubjectEncoding != "")
{
mail.SubjectEncoding = MessageUtilities.GetEncodingValue(Properties.Settings.Default.SubjectEncoding);
}
if (Properties.Settings.Default.HeaderEncoding != "")
{
mail.HeadersEncoding = MessageUtilities.GetEncodingValue(Properties.Settings.Default.HeaderEncoding);
}
// set priority for the message
switch (Properties.Settings.Default.MsgPriority)
{
case "High":
mail.Priority = MailPriority.High;
break;
case "Low":
mail.Priority = MailPriority.Low;
break;
default:
mail.Priority = MailPriority.Normal;
break;
}
// add HTML AltView
if (Properties.Settings.Default.AltViewHtml != "")
{
ContentType ctHtml = new ContentType("text/html");
htmlView = AlternateView.CreateAlternateViewFromString(Properties.Settings.Default.AltViewHtml, ctHtml);
// add inline attachments / linked resource
if (inlineAttachmentsTable.Rows.Count > 0)
{
foreach (DataRow rowInl in inlineAttachmentsTable.Rows)
{
LinkedResource lr = new LinkedResource(rowInl.ItemArray[0].ToString());
lr.ContentId = rowInl.ItemArray[1].ToString();
lr.ContentType.MediaType = rowInl.ItemArray[2].ToString();
htmlView.LinkedResources.Add(lr);
lr.Dispose();
}
}
// set transfer encoding
htmlView.TransferEncoding = MessageUtilities.GetTransferEncoding(Properties.Settings.Default.htmlBodyTransferEncoding);
mail.AlternateViews.Add(htmlView);
}
// add Plain Text AltView
if (Properties.Settings.Default.AltViewPlain != "")
{
ContentType ctPlain = new ContentType("text/plain");
plainView = AlternateView.CreateAlternateViewFromString(Properties.Settings.Default.AltViewPlain, ctPlain);
plainView.TransferEncoding = MessageUtilities.GetTransferEncoding(Properties.Settings.Default.plainBodyTransferEncoding);
mail.AlternateViews.Add(plainView);
}
// add vCal AltView
if (Properties.Settings.Default.AltViewCal != "")
{
ContentType ctCal = new ContentType("text/calendar");
ctCal.Parameters.Add("method", "REQUEST");
ctCal.Parameters.Add("name", "meeting.ics");
calView = AlternateView.CreateAlternateViewFromString(Properties.Settings.Default.AltViewCal, ctCal);
calView.TransferEncoding = MessageUtilities.GetTransferEncoding(Properties.Settings.Default.vCalBodyTransferEncoding);
mail.AlternateViews.Add(calView);
}
// add custom headers
foreach (DataGridViewRow rowHdr in dgGridHeaders.Rows)
{
if (rowHdr.Cells[0].Value != null)
{
mail.Headers.Add(rowHdr.Cells[0].Value.ToString(), rowHdr.Cells[1].Value.ToString());
}
}
// add attachements
foreach (DataGridViewRow rowAtt in dgGridAttachments.Rows)
{
if (rowAtt.Cells[0].Value != null)
{
Attachment data = new Attachment(rowAtt.Cells[0].Value.ToString(), FileUtilities.GetContentType(rowAtt.Cells[1].Value.ToString()));
if (rowAtt.Cells[4].Value.ToString() == "True")
{
data.ContentDisposition.Inline = true;
data.ContentDisposition.DispositionType = DispositionTypeNames.Inline;
data.ContentId = rowAtt.Cells[3].Value.ToString();
Properties.Settings.Default.BodyHtml = true;
}
else
{
data.ContentDisposition.Inline = false;
data.ContentDisposition.DispositionType = DispositionTypeNames.Attachment;
}
mail.Attachments.Add(data);
}
}
// add read receipt
if (Properties.Settings.Default.ReadRcpt == true)
{
mail.Headers.Add("Disposition-Notification-To", txtBoxEmailAddress.Text);
}
// set the content
mail.Subject = txtBoxSubject.Text;
msgSubject = txtBoxSubject.Text;
mail.Body = richTxtBody.Text;
mail.IsBodyHtml = Properties.Settings.Default.BodyHtml;
// add delivery notifications
if (Properties.Settings.Default.DelNotifOnFailure == true)
{
mail.DeliveryNotificationOptions = DeliveryNotificationOptions.OnFailure;
}
if (Properties.Settings.Default.DelNotifOnSuccess == true)
{
mail.DeliveryNotificationOptions = DeliveryNotificationOptions.OnSuccess;
}
// send by pickup folder?
if (rdoSendByPickupFolder.Checked)
{
if (chkBoxSpecificPickupFolder.Checked)
{
if (Directory.Exists(txtPickupFolder.Text))
{
smtp.DeliveryMethod = SmtpDeliveryMethod.SpecifiedPickupDirectory;
smtp.PickupDirectoryLocation = txtPickupFolder.Text;
}
else
{
throw new DirectoryNotFoundException(@"The specified directory """ + txtPickupFolder.Text + @""" does not exist.");
}
}
else
{
smtp.DeliveryMethod = SmtpDeliveryMethod.PickupDirectoryFromIis;
}
}
// smtp client setup
// this is for TLS enforcement -- is its true
// STARTTLS will be utilized
smtp.EnableSsl = chkEnableSSL.Checked;
// we are avoiding to carry out default logon credentials to smtp session
smtp.UseDefaultCredentials = false;
smtp.Port = Int32.Parse(cmbPort.Text.Trim());
smtp.Host = cmbServer.Text;
smtp.Timeout = Properties.Settings.Default.SendSyncTimeout;
// we are checking, if its office365.com or not because of specific settings on receive connectors
// for on premise exchange servers can cause exception
if (smtp.Host == "smtp.office365.com")
{
string targetname = "SMTPSVC/" + smtp.Host;
smtp.TargetName = targetname;
}
else
{
smtp.TargetName = null;
}
// check for credentials
// moved credential a bit low in the code flow becuase of I've seen a credential removal somehow
string sUser = txtBoxEmailAddress.Text.Trim();
string sPassword = mskPassword.Text.Trim();
string sDomain = txtBoxDomain.Text.Trim();
if (sUser.Length != 0)
{
if (sDomain.Length != 0)
{
smtp.Credentials = new NetworkCredential(sUser, sPassword, sDomain);
}
else
{
smtp.Credentials = new NetworkCredential(sUser, sPassword);
}
}
// send email
smtp.Send(mail);
}
catch (SmtpException se)
{
txtBoxErrorLog.Clear();
noErrFound = false;
if (se.StatusCode == SmtpStatusCode.MailboxBusy || se.StatusCode == SmtpStatusCode.MailboxUnavailable)
{
logger.Log("Delivery failed - retrying in 5 seconds.");
Thread.Sleep(5000);
smtp.Send(mail);
}
else
{
logger.Log("Error: " + se.Message);
logger.Log("StackTrace: " + se.StackTrace);
logger.Log("Status Code: " + se.StatusCode);
logger.Log("Description:" + MessageUtilities.GetSmtpStatusCodeDescription(se.StatusCode.ToString()));
logger.Log("Inner Exception: " + se.InnerException);
}
}
catch (InvalidOperationException ioe)
{
// invalid smtp address used
txtBoxErrorLog.Clear();
noErrFound = false;
logger.Log("Error: " + ioe.Message);
logger.Log("StackTrace: " + ioe.StackTrace);
logger.Log("Inner Exception: " + ioe.InnerException);
}
catch (FormatException fe)
{
// invalid smtp address used
txtBoxErrorLog.Clear();
noErrFound = false;
logger.Log("Error: " + fe.Message);
logger.Log("StackTrace: " + fe.StackTrace);
logger.Log("Inner Exception: " + fe.InnerException);
}
catch (Exception ex)
{
txtBoxErrorLog.Clear();
noErrFound = false;
logger.Log("Error: " + ex.Message);
logger.Log("StackTrace: " + ex.StackTrace);
logger.Log("Inner Exception: " + ex.InnerException);
}
finally
{
// log success
if (formValidated == true && noErrFound == true)
{
logger.Log("Message subject = " + msgSubject);
logger.Log("Message send = SUCCESS");
}
// cleanup resources
mail.Dispose();
mail = null;
smtp.Dispose();
smtp = null;
// reset variables
formValidated = false;
noErrFound = true;
inlineAttachmentsTable.Clear();
hdrName = null;
hdrValue = null;
msgSubject = null;
}
}