public Task <IEnumerable <string> > Post([FromUri] CoursePictureQuery query)
{
if (!Request.Content.IsMimeMultipartContent())
{
throw new HttpResponseException(Request.CreateResponse(
HttpStatusCode.NotAcceptable,
"This request is not properly formatted"));
}
try
{
var streamProvider = new MultipartMemoryStreamProvider();
var task = Request.Content.ReadAsMultipartAsync(streamProvider)
.ContinueWith <IEnumerable <string> >(t =>
{
if (t.IsFaulted || t.IsCanceled)
{
throw new HttpResponseException(HttpStatusCode.InternalServerError);
}
var addedId = streamProvider.Contents
.Where(i => (i.Headers.ContentType != null && !string.IsNullOrEmpty(i.Headers.ContentType.MediaType)))
.Select(i =>
{
Stream stream = i.ReadAsStreamAsync().Result;
string pictureName = imageService.SavePictureToTemp(query.CompanyID, query.CourseID, stream);
return(pictureName);
});
return(addedId);
});
return(task);
}
catch (Exception ex)
{
throw new HttpResponseException(Request.CreateResponse(
HttpStatusCode.NotAcceptable,
"Error: " + ex.Message));
}
}
public HttpResponseMessage GetImage([FromUri] CoursePictureQuery query)
{
CoursePictureModel pictureModel = null;
var response = new HttpResponseMessage();
try
{
if (!string.IsNullOrEmpty(query.TempName))
{
pictureModel = imageService.GetTempPicture(query.TempName);
}
else if (query.CompanyID > 0 && query.CourseID > 0)
{
pictureModel = imageService.GetPicture(query.CompanyID, query.CourseID);
}
}
catch (CourseNotFoundException ex)
{
throw new HttpResponseException(new HttpResponseMessage(HttpStatusCode.NotFound));
}
Stream outputStream = null;
if (pictureModel != null && pictureModel.Picture != null && pictureModel.Picture.Length > 0)
{
outputStream = pictureModel.Picture;
}
else
{
string path = System.Web.HttpContext.Current.Server.MapPath(@"~/images/empty-course.png");
outputStream = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
}
outputStream.Position = 0;
response.Content = new StreamContent(outputStream);
response.Content.Headers.ContentType = new MediaTypeHeaderValue("image/png");
return(response);
}
