public string CreateFile(MimeMessage mailMessageEx)
{
if (mailMessageEx == null)
{
throw new ArgumentNullException(nameof(mailMessageEx));
}
var tempDir = CreateUniqueTempDirectory();
var visitor = new HtmlPreviewVisitor(tempDir);
mailMessageEx.Accept(visitor);
string htmlFile = Path.Combine(tempDir, "index.html");
_logger.Verbose("Writing HTML Preview file {HtmlFile}", htmlFile);
File.WriteAllText(htmlFile, visitor.HtmlBody, Encoding.Unicode);
return(htmlFile);
}
public void TestArgumentExceptions()
{
var message = new MimeMessage();
Assert.Throws <ArgumentOutOfRangeException> (() => message.Importance = (MessageImportance)500);
Assert.Throws <ArgumentOutOfRangeException> (() => message.Priority = (MessagePriority)500);
Assert.Throws <ArgumentOutOfRangeException> (() => message.XPriority = (XMessagePriority)500);
Assert.Throws <ArgumentException> (() => message.ResentMessageId = "this is some random text...");
Assert.Throws <ArgumentException> (() => message.MessageId = "this is some random text...");
Assert.Throws <ArgumentException> (() => message.InReplyTo = "this is some random text...");
Assert.Throws <ArgumentNullException> (() => message.ResentMessageId = null);
Assert.Throws <ArgumentNullException> (() => message.MessageId = null);
Assert.Throws <ArgumentNullException> (() => message.Subject = null);
Assert.Throws <ArgumentNullException> (() => message.MimeVersion = null);
Assert.Throws <ArgumentNullException> (() => MimeMessage.Load((Stream)null));
Assert.Throws <ArgumentNullException> (() => MimeMessage.Load((Stream)null, true));
Assert.Throws <ArgumentNullException> (() => MimeMessage.Load(null, Stream.Null));
Assert.Throws <ArgumentNullException> (() => MimeMessage.Load(ParserOptions.Default, (Stream)null));
Assert.Throws <ArgumentNullException> (() => MimeMessage.Load(null, Stream.Null, true));
Assert.Throws <ArgumentNullException> (() => MimeMessage.Load(ParserOptions.Default, (Stream)null, true));
Assert.Throws <ArgumentNullException> (() => MimeMessage.Load((string)null));
Assert.Throws <ArgumentNullException> (() => MimeMessage.Load(null, "fileName"));
Assert.Throws <ArgumentNullException> (() => MimeMessage.Load(ParserOptions.Default, (string)null));
Assert.Throws <ArgumentNullException> (() => message.Accept(null));
Assert.Throws <ArgumentOutOfRangeException> (() => message.Prepare(EncodingConstraint.None, 10));
Assert.Throws <ArgumentNullException> (() => message.WriteTo((string)null));
Assert.Throws <ArgumentNullException> (() => message.WriteTo((Stream)null));
Assert.Throws <ArgumentNullException> (() => message.WriteTo(null, Stream.Null));
Assert.Throws <ArgumentNullException> (() => message.WriteTo(FormatOptions.Default, (Stream)null));
Assert.Throws <ArgumentNullException> (() => message.WriteTo(null, "fileName"));
Assert.Throws <ArgumentNullException> (() => message.WriteTo(FormatOptions.Default, (string)null));
Assert.Throws <ArgumentNullException> (() => message.Sign(null));
Assert.Throws <ArgumentNullException> (() => message.Sign(null, DigestAlgorithm.Sha1));
Assert.Throws <ArgumentNullException> (() => message.Encrypt(null));
Assert.Throws <ArgumentNullException> (() => message.SignAndEncrypt(null));
}
void Render()
{
var visitor = new HtmlPreviewVisitor(MailView);
message.Accept(visitor);
}
public static AttachmentList GetAttachmentList(MimeMessage message,
bool forReply, FilesToDelete filesToDelete)
{
var uploadHelper = new UploadHelper("Nortwind/Mail/{3:yyyyMM}/{4}");
var result = new AttachmentList();
result.ByIndex = new Dictionary <int, AttachmentInfo>();
result.InOrder = new List <AttachmentInfo>();
var attachmentNumber = 0;
var visitor = new EmailPreviewVisitor(message, (mime, embedUrl) =>
{
var sameAttachment = result.InOrder.FirstOrDefault(x => x.Mime == mime);
if (sameAttachment != null)
{
sameAttachment.IsEmbedded = sameAttachment.IsEmbedded || embedUrl != null;
return(sameAttachment.Url);
}
++attachmentNumber;
string fileName;
string downUrl = null;
byte[] buffer;
using (var output = new MemoryStream())
{
(mime as MimePart).Content.DecodeTo(output);
buffer = output.GetBuffer();
}
if (mime is MessagePart)
{
fileName = mime.ContentDisposition?.FileName ?? (mime.ContentType.Name ?? "attached" + attachmentNumber + ".eml");
}
else
{
fileName = ((MimePart)mime).FileName ?? "file" + attachmentNumber + ".dat";
}
if (embedUrl != null)
{
downUrl = string.Format("data:{0};base64,{1}",
mime.ContentType.MimeType, Convert.ToBase64String(buffer, 0, buffer.Length));
}
else
{
var processor = new UploadProcessor
{
ThumbWidth = 128,
ThumbHeight = 96
};
if (processor.ProcessStream(new MemoryStream(buffer), Path.GetExtension(fileName)))
{
var temporaryFile = "temporary/" + Path.GetFileName(processor.FilePath);
using (var sw = new StreamWriter(Path.ChangeExtension(UploadHelper.DbFilePath(temporaryFile), ".orig")))
sw.WriteLine(fileName);
var copyResult = uploadHelper.CopyTemporaryFile(temporaryFile, -1, filesToDelete);
downUrl = "/upload/" + copyResult.DbFileName;
}
else
{
downUrl = "?";
}
}
var info = new AttachmentInfo
{
Key = attachmentNumber,
Filename = fileName,
Mime = mime,
Url = downUrl,
IsEmbedded = embedUrl != null,
Size = buffer.Length
};
result.ByIndex[attachmentNumber] = info;
result.InOrder.Add(info);
return(downUrl);
}, forReply);
message.Accept(visitor);
result.HtmlBody = visitor.HtmlBody;
return(result);
}
