public static async Task <FileResource> MakeFileResourceFromHttpRequest(HttpRequest httpRequest, RioDbContext rioDbContext, HttpContext httpContext)
{
var bytes = await httpRequest.GetData();
var userDto = UserContext.GetUserFromHttpContext(rioDbContext, httpContext);
var queryCollection = httpRequest.Query;
var fileResourceMimeType = FileResourceMimeType.GetFileResourceMimeTypeByContentTypeName(rioDbContext,
queryCollection["mimeType"].ToString());
var clientFilename = queryCollection["clientFilename"].ToString();
var extension = clientFilename.Split('.').Last();
var fileResourceGuid = Guid.NewGuid();
return(new FileResource
{
CreateDate = DateTime.Now,
CreateUserID = userDto.UserID,
FileResourceData = bytes,
FileResourceGUID = fileResourceGuid,
FileResourceMimeTypeID = fileResourceMimeType.FileResourceMimeTypeID,
OriginalBaseFilename = clientFilename,
OriginalFileExtension = extension,
});
}
/// <summary>
/// Writes the memory stream to the browser.
/// </summary>
/// <param name="memoryStream">Memory stream.</param>
/// <param name="fileName">File name.</param>
/// <param name="fileResourceMimeType"></param>
private static void WriteStream(MemoryStream memoryStream, string fileName, FileResourceMimeType fileResourceMimeType)
{
var context = HttpContext.Current;
context.Response.Clear();
context.Response.AddHeader("Content-Type", fileResourceMimeType.FileResourceMimeTypeName);
context.Response.AddHeader("Content-Disposition", String.Format("attachment;filename=\"{0}\"", fileName));
memoryStream.WriteTo(context.Response.OutputStream);
memoryStream.Close();
context.Response.End();
}
/// <summary>
/// Writes the memory stream to the browser.
/// </summary>
/// <param name="memoryStream">Memory stream.</param>
/// <param name="fileName"></param>
/// <param name="fileResourceMimeType"></param>
private static void WriteStream(MemoryStream memoryStream, string fileName, FileResourceMimeType fileResourceMimeType)
{
var context = HttpContext.Current;
context.Response.Clear();
context.Response.AddHeader("Content-Type", fileResourceMimeType.FileResourceMimeTypeContentTypeName);
context.Response.AddHeader("Content-Disposition", $"inline;filename=\"{fileName}\"");
context.Response.AddHeader("Content-Length", memoryStream.Length.ToString());
memoryStream.WriteTo(context.Response.OutputStream);
memoryStream.Close();
context.Response.End();
}
public async Task <ActionResult <object> > CkEditorUpload()
{
byte[] bytes;
using (var ms = new MemoryStream(2048))
{
await Request.Body.CopyToAsync(ms);
bytes = ms.ToArray();
}
var userDto = UserContext.GetUserFromHttpContext(_dbContext, HttpContext);
var queryCollection = Request.Query;
var fileResourceMimeType = FileResourceMimeType.GetFileResourceMimeTypeByContentTypeName(_dbContext,
queryCollection["mimeType"].ToString());
var clientFilename = queryCollection["clientFilename"].ToString();
var extension = clientFilename.Split('.').Last();
var fileResourceGuid = Guid.NewGuid();
var fileResource = new FileResource
{
CreateDate = DateTime.Now,
CreateUserID = userDto.UserID,
FileResourceData = bytes,
FileResourceGUID = fileResourceGuid,
FileResourceMimeTypeID = fileResourceMimeType.FileResourceMimeTypeID,
OriginalBaseFilename = clientFilename,
OriginalFileExtension = extension,
};
_dbContext.FileResource.Add(fileResource);
_dbContext.SaveChanges();
return(Ok(new { imageUrl = $"/FileResource/{fileResourceGuid}" }));
}
protected void ConstructorImpl(string fileName, MemoryStream memoryStream, FileResourceMimeType fileResourceMimeType)
{
FileResourceMimeType = fileResourceMimeType;
MemoryStream = memoryStream;
Filename = fileName;
}
public FileResourceResult(string fileName, byte[] fileBytes, FileResourceMimeType fileResourceMimeType)
{
var memoryStream = new MemoryStream(fileBytes);
ConstructorImpl(fileName, memoryStream, fileResourceMimeType);
}
/// <summary>
/// Action Result: File Result constructor for creating a downloadable file result
/// </summary>
/// <param name="fileName">Filename here</param>
/// <param name="memoryStream"></param>
/// <param name="fileResourceMimeType"></param>
public FileResourceResult(string fileName, MemoryStream memoryStream, FileResourceMimeType fileResourceMimeType)
{
ConstructorImpl(fileName, memoryStream, fileResourceMimeType);
}
