/// <summary>
/// Returns the first non-empty string. If all are empty, returns empty string
/// </summary>
public static string GetNonEmptyString(params string[] strings)
{
foreach (string s in strings.Where(s => !StringUtils.IsBlank(s)))
{
return(s);
}
return(string.Empty);
}
/// <summary>
/// Transmits the file using the specified http context
/// </summary>
/// <param name="path">The file to be sent</param>
/// <param name="downloadFilename">The filename the browser should see</param>
/// <param name="context">The HttpContext to which the file should be streamed</param>
public static void TransmitFile(string path, string downloadFilename, HttpContext context)
{
// Ensure we have a http context
if (context == null)
{
throw new ArgumentException("context cannot be null");
}
// Ensure the file exists before trying to stream it
if (!File.Exists(path))
{
throw new HttpException(500, "File not found: " + path);
}
// Get the filename
if (StringUtils.IsBlank(downloadFilename))
{
downloadFilename = (Path.GetFileName(path) ?? "unknown");
}
// Workaround for problem in IE6 where it appends [1] onto filenames containing periods
if (context.Request.Browser.Browser == "IE")
{
string f = (Path.GetFileNameWithoutExtension(downloadFilename) ?? string.Empty);
string f2 = f.Replace(".", "%2e");
downloadFilename = downloadFilename.Replace(f, f2);
}
// Wrap it in quotes to keep spaces
downloadFilename = string.Format("\"{0}\"", downloadFilename);
// Get content type and content disposition
string contentType = MimeTypeManager.GetMimeType(Path.GetExtension(path));
string contentDisposition = string.Format("attachment;filename={0}", downloadFilename);
// Set the headers
context.Response.Clear();
context.Response.ContentType = contentType;
context.Response.AppendHeader("Content-Disposition", contentDisposition);
context.Response.AppendHeader("Content-Length", GetFileSize(path).ToString());
// Send the file
context.Response.TransmitFile(path);
context.Response.End();
}
/// <summary>
/// Sends the email message.
/// </summary>
public void Send()
{
// Initialize the body from the email template if we don't have a body set
// and a template filename has been specified.
if ((Body.Length == 0) && (TemplateFilename.Length > 0))
{
string filename = GetPhysicalPath(TemplateFilename);
if (!File.Exists(filename))
throw new EmailTemplateNotFoundException(TemplateFilename);
Body = XmlUtils.Transform(BodyXmlDoc.InnerXml, filename, BodyParameters);
}
// Initialize the email message
MailMessage message = new MailMessage
{
From = GetMailAddress(FromEmail, FromName),
Subject = Subject,
Body = Body,
BodyEncoding = Encoding.ASCII,
IsBodyHtml = IsHtml
};
message.Headers.Add("x-sender-application", "FocusOPEN");
if (HasDebugMode && IsDebugMode)
{
// Add debug email addresses
foreach (string debugEmailAddress in DebugEmail.Split(';').Where(StringUtils.IsEmail))
message.To.Add(new MailAddress(debugEmailAddress));
// List of actual recipients
JoinableList jList = new JoinableList();
// To recipients
foreach (string recipient in Recipients)
jList.Add(recipient);
// CC recipients
foreach (string recipient in CC.Where(recipient => !Recipients.Contains(recipient)))
jList.Add("CC:" + recipient);
// BCC recipients
foreach (string recipient in BCC.Where(recipient => !Recipients.Contains(recipient) && !BCC.Contains(recipient)))
jList.Add("BCC:" + recipient);
// Build our debug message
StringBuilder sb = new StringBuilder();
if (IsHtml)
{
// Wrap our debug message in a DIV for better viewing
sb.Append("<div style='margin:30px 0px 30px 0px;border:2px solid red;background:#eee;padding:10px;color:#000;'>");
sb.Append("<p><strong>This email has been sent in debug mode.</strong></p>");
sb.Append("<p><strong>Actual Recipients:</strong></p>");
sb.Append(jList);
sb.Append("</div>");
}
else
{
// Just add a few line breaks for text email messages
sb.AppendFormat("\n\n\nThis email has been sent in debug mode. Actual recipients: {0}", jList);
}
// Add debug message to the email message body
message.Body += sb.ToString();
}
else
{
//---------------------------------------------------
// Add all recipients
//---------------------------------------------------
foreach (string emailaddress in Recipients)
{
try
{
message.To.Add(emailaddress);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
//---------------------------------------------------
// Add all CC recipients which haven't
// already been added into the recipients list
//---------------------------------------------------
foreach (string emailaddress in CC.Where(emailaddress => !Recipients.Contains(emailaddress)))
{
try
{
message.CC.Add(emailaddress);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
//---------------------------------------------------
// Add all BCC recipients which haven't
// already been added into the CC or recipients list
//---------------------------------------------------
foreach (string emailaddress in BCC.Where(emailaddress => !Recipients.Contains(emailaddress) && !CC.Contains(emailaddress)))
{
try
{
message.Bcc.Add(emailaddress);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
//---------------------------------------------------
// Add all static BCC recipients which haven't
// already been added into any other lists
//---------------------------------------------------
if (IncludeStaticBccRecipients)
{
foreach (string bccEmailAddress in BccEmail.Split(';').Where(bccEmailAddress => !Recipients.Contains(bccEmailAddress) && !CC.Contains(bccEmailAddress) && !BCC.Contains(bccEmailAddress)))
{
try
{
message.Bcc.Add(bccEmailAddress);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
}
}
// Add attachments
foreach (Attachment attachment in Attachments)
message.Attachments.Add(attachment);
// Only send the email message if the email engine is actually enabled
if (EngineEnabled)
{
// Initialize the smtp client to send the email
SmtpClient client = new SmtpClient(MailServer);
// Add credentials to authenticate to mail server if required
if (!StringUtils.IsBlank(MailServerUsername) || !StringUtils.IsBlank(MailServerPassword))
client.Credentials = new System.Net.NetworkCredential(MailServerUsername, MailServerPassword, MailServerLogonDomain);
// Send the message
client.Send(message);
}
}
