public IHttpActionResult TryExportNewspapers(ExportNewspapersModel model)
{
if (CurrentUser == null || !CurrentUser.IsAdmin)
{
return(Unauthorized());
}
try
{
var result = new HttpResponseMessage(HttpStatusCode.OK)
{
Content = new ByteArrayContent(ExportHelper.ExportNewspapers(model, DataContext))
};
result.Content.Headers.ContentDisposition =
new System.Net.Http.Headers.ContentDispositionHeaderValue("attachment")
{
FileName = "exp-" + DateTime.Now + "-newspapers" + (model.IsXml ? ".xml" : ".txt")
};
result.Content.Headers.ContentType = new MediaTypeHeaderValue("application/octet-stream");
var response = ResponseMessage(result);
return(response);
}
catch (Exception e)
{
return(InternalServerError(e));
}
}
public FileResult TryExportNewspapers(ExportNewspapersModel model)
{
if (model.IsXml)
{
return(File(ExportHelper.ExportNewspapers(model, DataContext), System.Net.Mime.MediaTypeNames.Application.Octet,
"exp-" + DateTime.Now + "-newspapers.xml"));
}
else
{
return(File(ExportHelper.ExportNewspapers(model, DataContext), System.Net.Mime.MediaTypeNames.Application.Octet,
"exp-" + DateTime.Now + "-newspapers.txt"));
}
}
public static byte[] ExportNewspapers(ExportNewspapersModel model, LibraryDataContext dataContext)
{
if (model.IsXml)
{
XmlSerializer serializer = new XmlSerializer(typeof(List <NewspaperModel>));
MemoryStream stream = new MemoryStream();
serializer.Serialize(stream, model.Newspapers.Where(np => np.Selected)
.Select(
snp => new NewspaperModel(dataContext.Newspapers.First(newspaper => newspaper.Id == snp.Id)))
.ToList());
return(stream.ToArray());
}
else
{
MemoryStream stream = new MemoryStream();
StreamWriter writer = new StreamWriter(stream);
writer.WriteLine("Newspapers");
foreach (NewspaperModel newspaper in model.Newspapers.Where(npm => npm.Selected)
.Select(np => new NewspaperModel(dataContext.Newspapers.First(newspaper => newspaper.Id == np.Id)))
.ToList())
{
writer.WriteLine(newspaper.Id);
writer.WriteLine(newspaper.Title);
writer.WriteLine(newspaper.Periodicity);
writer.WriteLine(newspaper.Date);
writer.WriteLine(newspaper.Amount);
writer.WriteLine(newspaper.Price);
writer.WriteLine(newspaper.PhotoId);
writer.WriteLine(newspaper.PhotoPath);
}
writer.Flush();
stream.Seek(0, SeekOrigin.Begin);
return(stream.ToArray());
}
}
