public ActionResult Download(string id)
{
var filemodel = new FileModel();
filemodel.ID = ObjectId.Parse(id);
var fs = new FileStreamResult(_repository.DownloadFile(filemodel), " application/octet-stream");
fs.FileDownloadName = filemodel.Filename;
return fs;
}
public static FileModel FileModelFromGridFSMetadata(MongoGridFSFileInfo gfs_entry)
{
var file_model = new FileModel();
file_model.Filename = gfs_entry.Metadata["Filename"].AsString;
file_model.PatientID = gfs_entry.Metadata["PatientID"].AsString;
file_model.ID = gfs_entry.Id.AsObjectId;
return file_model;
}
public Stream DownloadFile(FileModel file)
{
var result = _gridFS.FindOne( Query.And(
Query.EQ("PatientID", file.PatientID), Query.EQ("Filename", file.Filename)
));
if (result == null)
throw new Exception("Could not find file by that ID.");
return result.OpenRead();
}
public FileModel UploadFile(Stream data, FileModel fileinfo)
{
//if (fileinfo.ID != null)
// throw new Exception("File already has id!?!?!?");
var info = _gridFS.Upload(data, fileinfo.Filename, new MongoGridFSCreateOptions { Metadata = fileinfo.ToBsonDocument() });
fileinfo.ID = info.Id.AsObjectId;
return fileinfo;
}
public ActionResult UploadFiles(IEnumerable<HttpPostedFileBase> files, string id)
{
foreach (HttpPostedFileBase file in files)
{
var fileinfo = new FileModel();
fileinfo.Filename = file.FileName;
fileinfo.PatientID = id;
_repository.UploadFile(file.InputStream, fileinfo);
//string filePath = Path.Combine(Server.MapPath(".." + "/target"), file.FileName);
//System.IO.File.WriteAllBytes(filePath, ReadData(file.InputStream));
}
return Json("All files have been successfully stored.");
}