public async Task <HttpResponseMessage> Post()
{
// Check if the request contains multipart/form-data.
if (!Request.Content.IsMimeMultipartContent())
{
throw new HttpResponseException(HttpStatusCode.UnsupportedMediaType);
}
string root = HttpContext.Current.Server.MapPath("~/App_Data");
var provider = new MultipartFormDataStreamProvider(root);
try
{
// Read the form data.
await Request.Content.ReadAsMultipartAsync(provider);
ImageService imageService = GeneralService.GetImageService();
string result = string.Empty;
// This illustrates how to get the file names.
foreach (MultipartFileData file in provider.FileData)
{
string fileName = file.Headers.ContentDisposition.FileName;
if (fileName != null)
{
fileName = fileName.Replace("\"", "");
}
ImageStoreViewModel viewModel = imageService.AddNew(fileName);
File.Move(file.LocalFileName, viewModel.FullPath);
if (string.IsNullOrWhiteSpace(result))
{
result = string.Format("ImageId={0}", viewModel.ID);
}
else
{
result += "," + viewModel.ID.ToString();
}
//Trace.WriteLine(file.Headers.ContentDisposition.FileName);
//Trace.WriteLine("Server file path: " + file.LocalFileName);
}
var response = new HttpResponseMessage(HttpStatusCode.OK);
response.Content = new StringContent(result);
response.Content.Headers.ContentType = new MediaTypeHeaderValue("text/plain");
return(response);
//return Request.CreateResponse(HttpStatusCode.OK, new StringContent(result));
}
catch (System.Exception e)
{
return(Request.CreateErrorResponse(HttpStatusCode.InternalServerError, e));
}
}
public HttpResponseMessage PostAsync()
{
var response = new HttpResponseMessage(HttpStatusCode.OK);
if (Request.Content.IsMimeMultipartContent())
{
ImageService imageService = GeneralService.GetImageService();
long imageId = 0;
//For larger files, this might need to be added:
//Request.Content.LoadIntoBufferAsync().Wait();
Request.Content.ReadAsMultipartAsync <MultipartMemoryStreamProvider>(
new MultipartMemoryStreamProvider()).ContinueWith((task) =>
{
MultipartMemoryStreamProvider provider = task.Result;
foreach (HttpContent content in provider.Contents)
{
Stream stream = content.ReadAsStreamAsync().Result;
using (Image image = Image.FromStream(stream))
{
string name = content.Headers.ContentDisposition.Name;
string fileName = content.Headers.ContentDisposition.FileName;
if (fileName != null)
{
fileName = fileName.Replace("\"", "");
}
ImageStoreViewModel viewModel = imageService.AddNew(fileName);
string filePath = viewModel.FullPath;
imageId = viewModel.ID;
//Note that the ID is pushed to the request header,
//not the content header:
//String[] headerValues = (String[])Request.Headers.GetValues("UniqueId");
//String fileName = headerValues[0] + ".jpg";
//String fullPath = Path.Combine(filePath, fileName);
image.Save(filePath);
}
}
});
response.Content = new StringContent(string.Format("ImageId={0}", imageId));
response.Content.Headers.ContentType = new MediaTypeHeaderValue("text/plain");
return(response);
}
else
{
throw new HttpResponseException(Request.CreateResponse(HttpStatusCode.NotAcceptable, "This request is not properly formatted"));
}
}
public HttpResponseMessage Save(HttpPostedFile imageFile)
{
if (!_allowedExtensions.Any(x => x.Equals(Path.GetExtension(imageFile.FileName.ToLower()), StringComparison.OrdinalIgnoreCase)))
{
throw new HttpResponseException(Request.CreateResponse(HttpStatusCode.NotAcceptable, "Invalid file type."));
}
ImageService imageService = GeneralService.GetImageService();
string fileName = imageFile.FileName;
if (fileName != null)
{
fileName = fileName.Replace("\"", "");
}
ImageStoreViewModel viewModel = imageService.AddNew(fileName);
imageFile.SaveAs(viewModel.FullPath);
var response = new HttpResponseMessage(HttpStatusCode.OK);
response.Content = new StringContent(string.Format("ImageId={0}", viewModel.ID));
response.Content.Headers.ContentType = new MediaTypeHeaderValue("text/plain");
return(response);
}
