// Executes DELETE requsts
private async Task <ActionResult> DeleteHandler(IFileHandler handler)
{
// Get the file to delete
handler.FileStatus = handler.Services.DELETE.GetRequestStatus();
IFileStatusItem file = handler.FileStatus.Files[0];
using (FilesModel db = new FilesModel())
{
Guid id = Guid.Parse(file.FileName);
File f = db.Files.Find(id);
db.Files.Remove(f);
await db.SaveChangesAsync();
}
// Create client plugin specific result and return an ActionResult
IBackloadResult result = handler.Services.Core.CreatePluginResult();
return(ResultCreator.Create((IFileStatusResult)result));
}
// Executes POST requsts
private async Task <ActionResult> PostHandler(IFileHandler handler)
{
// Get the posted file with meta data from the request
handler.FileStatus = await handler.Services.POST.GetPostedFiles();
if (handler.FileStatus != null)
{
Guid id = Guid.NewGuid();
IFileStatusItem file = handler.FileStatus.Files[0];
// Read the file data (bytes)
byte[] data = null;
using (System.IO.MemoryStream stream = new System.IO.MemoryStream((int)file.FileSize))
{
await file.FileStream.CopyToAsync(stream);
data = stream.ToArray();
}
// Create the thumbnail
await handler.Services.POST.CreateThumbnail(file);
// Create a base64 encoded data url for the thumbnail we can return in Json
await handler.Services.Core.CreateThumbnailDataUrls();
// This will change the url query parameter fileName to the id of the
// new table row, so we can identify the file in a DELETE and GET request
file.FileUrl = file.DeleteUrl.Replace(file.FileName, id.ToString());
file.DeleteUrl = file.FileUrl;
// Store to db
using (FilesModel db = new FilesModel())
{
// File entity represents a table row
File row = new File()
{
Id = id,
Data = data,
Name = file.FileName,
Original = file.OriginalName,
Size = file.FileSize,
Type = file.ContentType,
UploadTime = DateTime.Now,
Preview = file.ThumbnailUrl
};
File f = db.Files.Add(row);
await db.SaveChangesAsync();
};
}
// Create client plugin specific result and return an ActionResult
IBackloadResult result = handler.Services.Core.CreatePluginResult();
return(ResultCreator.Create((IFileStatusResult)result));
}