public IResult Execute(IFormParameter parameter)
{
return(this.MailSendService.Execute(parameter.ToMailParameter()));
}
private async Task <(byte[], bool)> ReadSection(byte[] initialBytes,
IReadOnlyDictionary <string, List <string> > headers,
CancellationToken token)
{
string name = null;
string fileName = null;
if (headers != null && headers.ContainsKey("Content-Disposition") &&
headers["Content-Disposition"].Count > 0)
{
var cd = headers["Content-Disposition"][0];
if (cd.Contains("form-data"))
{
var fileMatch = FileMatcher.Match(cd);
var nameMatch = NameMatcher.Match(cd);
if (fileMatch.Success)
{
fileName = fileMatch.Groups[1].Value;
}
if (nameMatch.Success)
{
name = nameMatch.Groups[1].Value;
}
}
}
var ms = new MemoryStream();
FileStream fs = null;
Stream mainStream = ms;
var(leftovers, finished) =
await ReadUntilBoundary(initialBytes, _boundaryBytes, mainStream, _endBoundaryBytes, true, token);
while (leftovers == null && !finished)
{
if (fs == null && fileName != null && ms.Length > TempFileLimit)
{
fs = File.OpenWrite(Path.GetTempFileName());
await fs.WriteAsync(ms.ToArray(), 0, (int)ms.Length, token);
mainStream = fs;
}
if (fileName != null && mainStream.Position > MultiPartFileLimit)
{
if (fs != null)
{
fs.Close();
File.Delete(fs.Name);
}
throw new ArgumentException($"`{name}` is longer than limit: {MultiPartFileLimit}");
}
if (fileName == null && ms.Length > MultiPartFieldLimit)
{
throw new ArgumentException($"`{name}` is longer than limit: {MultiPartFieldLimit}");
}
(leftovers, finished) =
await ReadUntilBoundary(_boundaryBytes, mainStream, _endBoundaryBytes, true, token);
}
IFormParameter param = null;
string contentType = null;
if (fileName != null)
{
headers.TryGetValue("Content-Type", out var ct);
if (ct != null && ct.Count > 0)
{
contentType = ct[0];
}
}
if (fs != null)
{
fs.Close();
param = new FormParameter <IUploadFileParameter>
{
Headers = headers,
Name = name,
Data = new FileParameter(File.OpenRead(fs.Name))
{
ContentType = contentType,
FileName = fileName
}
};
fs.Dispose();
ms.Dispose();
}
else if (fileName != null)
{
ms.Seek(0, SeekOrigin.Begin);
param = new FormParameter <IUploadFileParameter>
{
Headers = headers,
Name = name,
Data = new MemoryParameter(ms)
{
ContentType = contentType,
FileName = fileName
}
};
}
else if (name != null)
{
ms.Seek(0, SeekOrigin.Begin);
param = new FormParameter <string>
{
Headers = headers,
Name = name,
Data = new StreamReader(ms).ReadToEnd()
};
ms.Dispose();
}
if (param != null && name != null)
{
if (!Parameters.ContainsKey(name))
{
Parameters[name] = new List <IFormParameter>();
}
Parameters[name].Add(param);
}
return(leftovers, false);
}