public ActionResult Download(DownloadModel model)
{
var file = this.GetStoredFile(model);
var stream = this.FileStorageService.Get(file.StoragePath);
return File(stream, file.ContentType, file.Filename);
}
private BusinessLogic.Data.StoredFile GetStoredFile(DownloadModel model)
{
using (var db = new BusinessLogic.Data.SharingDataContext())
{
var shareToken = ShareToken.Parse(model.ShareToken);
var shareTokenBytes = shareToken.GetBytes();
byte[] sharePassword = null;
BusinessLogic.Data.StoredFile storedFile;
if (shareToken.FileID > 0)
{
var sharedFile = db.SharedFiles
.Where(x => x.ShareToken == shareTokenBytes
&& x.ExpirationDateTime > DateTime.UtcNow)
.Include(i => i.StoredFile)
.SingleOrDefault();
sharePassword = sharedFile.Password;
storedFile = sharedFile.StoredFile;
}
else
{
var sharedFileSet = db.SharedFileSets
.Where(x => x.ShareToken == shareTokenBytes
&& x.ExpirationDateTime > DateTime.UtcNow)
.Include(s => s.FileSet.StoredFiles)
.SingleOrDefault();
sharePassword = sharedFileSet.Password;
storedFile = sharedFileSet.FileSet.StoredFiles.SingleOrDefault(x => x.FileID == model.FileID);
}
if (!ValidatePasswordCookie(sharePassword))
{
return null;
}
return storedFile;
}
}
public ActionResult Thumb(DownloadModel model)
{
var file = this.GetStoredFile(model);
var thumbFileName = string.Concat(file.StoragePath, ".jpg");
System.IO.Stream stream;
//TODO: This isn't always the case with images because the content type is sometimes not image/*
// for images if the uploader control doesn't set them that way (e.g. uploadify)
if (!file.ContentType.StartsWith("image"))
{
return File("~/images/trans.gif", "image/gif");
}
if (this.FileStorageService.Exists(thumbFileName))
{
stream = this.FileStorageService.Get(thumbFileName);
return File(stream, "image/jpeg");
}
stream = BusinessLogic.Helpers.ThumbnailHelper.CreateThumbnail(this.FileStorageService.Get(file.StoragePath));
this.FileStorageService.Put(stream, thumbFileName);
stream.Position = 0;
return File(stream, "image/jpeg");
}