public ActionResult UploadGraderFile(string slug, int id, int id2)
{
User user = Users.GetLoggedInUser();
UserTaskData userTask = db.UserTasks.SingleOrDefault(utd => utd.UserID == id2 && utd.TaskID == id);
if (userTask != null) {
// is there a file?
Guid uniqueID = Guid.NewGuid();
string originalFilename = "";
string originalExtension = "";
int fileID = 0;
HttpPostedFileBase httpFile = null;
// save file
if (Request.Files.Count > 0 && Request.Files[0].ContentLength > 0) {
httpFile = Request.Files[0];
originalFilename = Path.GetFileName(httpFile.FileName);
originalExtension = Path.GetExtension(httpFile.FileName);
string filePath = Path.Combine(Settings.GradedFilesLocation, uniqueID.ToString() + originalExtension);
httpFile.SaveAs(filePath);
GradedFile gradedFile = new GradedFile();
gradedFile.UserID = user.UserID;
gradedFile.UniqueID = uniqueID;
gradedFile.ContentType = httpFile.ContentType;
gradedFile.Length = httpFile.ContentLength;
gradedFile.Filename = originalFilename;
gradedFile.UploadedDate = DateTime.Now;
// save the file to the database
db.GradedFiles.Add(gradedFile);
db.SaveChanges();
// update teh File ID and grader userid
userTask.GraderUserID = user.UserID;
userTask.GraderFileID = gradedFile.FileID;
db.SaveChanges();
}
}
// when a file is uploaded
return RedirectToAction("EnterTaskGrades", new { slug = slug, id = id });
}
public ActionResult MassUpload(string slug, int id)
{
if (Request.Files.Count > 0 && Request.Files[0].ContentLength > 0) {
User user = Users.GetLoggedInUser();
HttpPostedFileBase httpFile = Request.Files[0];
Guid tempID = Guid.NewGuid();
string tempPath = Path.Combine(Settings.GradedFilesLocation, tempID.ToString());
httpFile.SaveAs(tempPath);
ZipFile zipFile = ZipFile.Read(tempPath);
foreach (ZipEntry e in zipFile) {
if (e.FileName.Contains("__MACOSX"))
continue;
// get task and student ID
string gradedFilename = e.FileName;
int userID = 0;
int taskID = 0;
int gradeNumber = 0;
Match match = Regex.Match(gradedFilename, @"\[(\d+),(\d+)(,(\d+))?\]");
if (match.Success && Int32.TryParse(match.Groups[1].Value, out taskID) && Int32.TryParse(match.Groups[2].Value, out userID)) {
UserTaskData userData = db.UserTasks.SingleOrDefault(utd => utd.UserID == userID && utd.TaskID == taskID);
Guid uniqueID = Guid.NewGuid();
string originalExtension = Path.GetExtension(gradedFilename);
string filePath = Path.Combine(Settings.GradedFilesLocation, uniqueID.ToString() + originalExtension);
// create a new grader file
GradedFile gradedFile = new GradedFile();
gradedFile.UserID = (user != null) ? user.UserID : 0;
gradedFile.UniqueID = uniqueID;
gradedFile.ContentType = httpFile.ContentType;
gradedFile.Length = httpFile.ContentLength;
gradedFile.Filename = gradedFilename;
gradedFile.UploadedDate = DateTime.Now;
db.GradedFiles.Add(gradedFile);
db.SaveChanges();
// record to task
userData.GraderFileID = gradedFile.FileID;
userData.GraderSubmitDate = DateTime.Now;
// test for grade number
if (Int32.TryParse(match.Groups[4].Value, out gradeNumber)) {
userData.NumericGrade = gradeNumber;
}
db.SaveChanges();
// save this file?
FileStream fileStream = new FileStream(filePath, FileMode.CreateNew);
e.Extract(fileStream);
fileStream.Close();
}
}
}
return RedirectToAction("EnterTaskGrades", new { slug = slug, id = id });
}