示例#1
0
        public void btnAutoCompile_Click(object sender, System.EventArgs e)
        {
            try
            {
                //make sure the user is allowed to do this
                if (!SharedSupport.SecurityIsAllowed(courseId, SecurityAction.USERASSIGNMENT_EDIT))
                {
                    // Note that Redirect ends page execution.
                    Response.Redirect(@"../Error.aspx?ErrorDetail=" + "Global_Unauthorized");
                }

                int[] userAssignmentIds = getCheckedUserAssignmentIdsFromDataList();

                if (userAssignmentIds.Length < 1)
                {
                    Nav1.Feedback.Text = SharedSupport.GetLocalizedString("Submissions_NoSelectionMade");
                    return;
                }

                //call Auto Compile for each UserAssignmentID
                for (int i = 0; i < userAssignmentIds.Length; i++)
                {
                    StudentAssignmentM.SendActionToQueue(userAssignmentIds[i], true, false);
                }

                // refresh user assignments data list
                userAssignmentsRefresh();

                Nav1.Feedback.Text = SharedSupport.GetLocalizedString("FacultySubmissions_BuildSubmitSuccessful");
            }
            catch (Exception ex)
            {
                Nav1.Feedback.Text = ex.Message;
            }
        }
示例#2
0
 //AutoCompile related fields.  Only visible when AutoCompile details are present
 protected void LocalizeAutoBuildLabels(StudentAssignmentM assignment)
 {
     this.lblCompileResultLabel.Text = SharedSupport.GetLocalizedString("GradeDetail_Result");
     this.lblCompileResult.Text      = Server.HtmlEncode(assignment.BuildResultCode);
     this.lblCompileDateLabel.Text   = SharedSupport.GetLocalizedString("GradeDetail_Date");
     this.lblCompileDate.Text        = Server.HtmlEncode(assignment.LastUpdatedDate.ToShortDateString());
     this.lblCompileDetailLabel.Text = SharedSupport.GetLocalizedString("GradeDetail_Detail");
     this.lblCompileDetails.Text     = assignment.BuildDetails;
 }
        private void userAssignmentDetailRefresh()
        {
            StudentAssignmentM sa = StudentAssignmentM.Load(studentID, assignmentId);

            if (sa != null)
            {
                txtGrade.Text         = sa.OverallGrade;
                txtComments.Text      = sa.GradeComments;
                lblDateSubmitted.Text = Server.HtmlEncode(sa.LastSubmitDate.ToShortDateString() + " " + sa.LastSubmitDate.ToShortTimeString());

                //Populate Auto-Compile Section
                lblCompileDate.Text    = sa.LastUpdatedDate.ToShortDateString() + " " + sa.LastUpdatedDate.ToShortTimeString();
                txtCompileDetails.Text = sa.BuildDetails;
                lblCompileResult.Text  = Server.HtmlEncode(sa.BuildResultCode);

                //Populate Auto-Grade Section
                txtAutoGradeDate.Text    = sa.LastUpdatedDate.ToShortDateString() + " " + sa.LastUpdatedDate.ToShortTimeString();
                txtAutoGradeDetails.Text = sa.CheckDetails;
                txtAutoGradeResult.Text  = sa.CheckResultCode;

                //Grab assignment information based on loaded assignmentID
                AssignmentM assign = AssignmentM.Load(assignmentId);
                if (assign.IsValid)
                {
                    lblAssignment.Text = Server.HtmlEncode(assign.ShortName);
                }
                else
                {
                    string[] AssignmentID = new string[] { assignmentId.ToString() };
                    throw new Exception(SharedSupport.GetLocalizedString("FacultyGradeSubmission_InvalidAssignmentID", AssignmentID));
                }

                //Grab user information based on loaded userID
                UserM user = UserM.Load(studentID);
                if (user.IsValid)
                {
                    this.lblStudent.Text = Server.HtmlEncode(user.LastName + SharedSupport.GetLocalizedString("FacultyGradeSubmission_Comma") + user.FirstName);
                }
                else
                {
                    Nav1.Feedback.Text = SharedSupport.GetLocalizedString("FacultyGradeSubmission_NoUserIDFound");                     //"No UserID found. ";
                }
            }
        }
        public void btnAutoCompile_Click(object sender, System.EventArgs e)
        {
            try
            {
                if (!SharedSupport.SecurityIsAllowed(courseId, SecurityAction.USERASSIGNMENT_EDIT))
                {
                    throw new Exception(SharedSupport.GetLocalizedString("Global_Unauthorized"));
                }

                StudentAssignmentM sa = StudentAssignmentM.Load(studentID, assignmentId);
                sa.SendActionToQueue(true, false);

                userAssignmentDetailRefresh();
                Nav1.Feedback.Text = SharedSupport.GetLocalizedString("FacultySubmissions_BuildSubmitSuccessful");
            }
            catch
            {
                Nav1.Feedback.Text = SharedSupport.GetLocalizedString("FacultyGradeSubmission_InvalidUserAssignmentID");
            }
        }
        public void btnSaveGrade_Click(object sender, System.EventArgs e)
        {
            try
            {
                // Check permissions.
                if (!SharedSupport.SecurityIsAllowed(courseId, SecurityAction.USERASSIGNMENT_EDIT))
                {
                    throw new Exception(SharedSupport.GetLocalizedString("Global_Unauthorized"));
                }

                Nav1.Feedback.Text = String.Empty;

                if (studentID != 0)
                {
                    StudentAssignmentM assignment = StudentAssignmentM.Load(studentID, assignmentId);
                    if (assignment != null)
                    {
                        assignment.GradeComments   = txtComments.Text.ToString();
                        assignment.OverallGrade    = txtGrade.Text.ToString();
                        assignment.LastUpdatedDate = DateTime.Now;

                        //Save the updated User Assignment
                        assignment.Update();
                        Response.Redirect("Submissions.aspx?CourseID=" + Request.QueryString.Get("CourseID") + "&AssignmentID=" + Request.QueryString.Get("AssignmentID"), false);
                    }
                }
                else
                {
                    throw new Exception(SharedSupport.GetLocalizedString("FacultyGradeSubmission_InvalidUserAssignmentID") + Request.QueryString.Get("UserAssignmentID").ToString());
                }
            }
            catch (System.Exception ex)
            {
                Nav1.Feedback.Text = ex.Message.ToString();
            }
        }
        protected void Page_Load(object sender, EventArgs e)
        {
            try
            {
                AssignmentManager.Common.Functions func = new AssignmentManager.Common.Functions();
                int courseId = func.ValidateNumericQueryStringParameter(this.Request, "CourseID");

                if (!SharedSupport.SecurityIsAllowed(courseId, SecurityAction.ASSIGNMENT_VIEW))
                {
                    // Note that Redirect ends page execution.
                    Response.Redirect(@"../Error.aspx?ErrorDetail=" + "Global_Unauthorized");
                }

                //Cleanup temporary files after project downloads. Page does not need to load.
                if (Request.QueryString.Get("Action").ToLower() == "cleanupdirectory")
                {
                    CleanupTempDirectory();
                }

                Nav1.Feedback.Text = String.Empty;
                Nav1.SideTabId     = AssignmentManager.Common.constants.SIDE_NAV_COURSE_MANAGEMENT;
                Nav1.TopTabId      = AssignmentManager.Common.constants.TOP_NAV_COURSE_ASSIGNMENTS;
                if (Request.QueryString.Get("Action").ToLower() == "uploadstarter")
                {
                    Nav1.Title = SharedSupport.GetLocalizedString("UploadDownload_Upload_Starter_Title");//"Upload Starter";
                }
                if (Request.QueryString.Get("Action").ToLower() == "downloadsubmission")
                {
                    Nav1.Title = SharedSupport.GetLocalizedString("UploadDownload_Download_Faculty_Title");//"Download Student Submission";
                }
                Nav1.relativeURL = @"../";

                if (Request.QueryString.Get("Action").ToLower() == "uploadstarter")
                {
                    GoBack1.GoBack_HelpUrl = SharedSupport.HelpRedirect("vstskUpdatingStarterProject");
                }
                else
                {
                    GoBack1.GoBack_HelpUrl = SharedSupport.HelpRedirect("vsoriUsingAssignmentManager");
                }
                GoBack1.GoBackIncludeBack = true;
                GoBack1.GoBack_left       = "295px";
                GoBack1.GoBack_top        = "22px";
                if (Request.UrlReferrer.ToString() != "")
                {
                    GoBack1.GoBack_BackURL = Request.UrlReferrer.ToString();
                }
                else
                {
                    GoBack1.GoBack_BackURL = "Assignments.aspx?" + Request.QueryString.ToString();
                }
                //Give the client the upload and download locations
                if (SharedSupport.UsingSsl)
                {
                    txtUploadLocation.Value         = "https://" + Request.ServerVariables.Get("HTTP_HOST") + Constants.ASSIGNMENTMANAGER_UPLOAD_DIRECTORY;
                    txtDownloadFolderLocation.Value = "https://" + Request.ServerVariables.Get("HTTP_HOST") + Constants.ASSIGNMENTMANAGER_DOWNLOAD_DIRECTORY;
                }
                else
                {
                    txtUploadLocation.Value         = "http://" + Request.ServerVariables.Get("HTTP_HOST") + Constants.ASSIGNMENTMANAGER_UPLOAD_DIRECTORY;
                    txtDownloadFolderLocation.Value = "http://" + Request.ServerVariables.Get("HTTP_HOST") + Constants.ASSIGNMENTMANAGER_DOWNLOAD_DIRECTORY;
                }

                txtMaxUploadSize.Value = SharedSupport.GetSetting(AssignmentManager.Constants.MAX_PROJECT_SETTING).ToString();
                btnDownload.Value      = UploadDownload_Download_Text;

                string dir = SharedSupport.AddBackSlashToDirectory(System.Web.HttpContext.Current.Request.MapPath(String.Empty, Constants.ASSIGNMENTMANAGER_DOWNLOAD_DIRECTORY, true));
                if (Directory.Exists(dir))
                {
                    txtDirSize.Value = SharedSupport.GetSetting(AssignmentManager.Constants.MAX_PROJECT_SETTING).ToString();
                }

                int studentID    = func.ValidateNumericQueryStringParameter(this.Request, "StudentID");
                int assignmentId = func.ValidateNumericQueryStringParameter(this.Request, "AssignmentID");
                if (!IsPostBack)
                {
                    //
                    // Evals true first time browser hits the page
                    //
                    if (Request.QueryString.Get("Action").ToLower() == "uploadstarter")
                    {
                        chkRemoveStudentCode.Visible = true;
                        lblRemoveCode.Visible        = true;
                    }
                    else
                    {
                        chkRemoveStudentCode.Visible = false;
                        lblRemoveCode.Visible        = false;
                    }
                    txtExistingStarterProject.Value = "";
                    lblRemoveCode.Text               = UploadDownload_RemoveCode_Text;
                    lblSelectProject.Text            = UploadDownload_SelectProject;
                    lblAssignmentName.Text           = UploadDownload_AssignmentName;
                    lblUploadSubTitle.Text           = UploadDownload_UploadSubTitle;
                    lblUploadDescription.Text        = UploadDownload_UploadDescription;
                    lblDownloadFacultyTitle.Text     = UploadDownload_Download_Faculty_Title;
                    lblDownloadLocationForFiles.Text = UploadDownload_Location_For_Download_Files_Text;
                    lblStudentName.Text              = UploadDownload_StudentName;
                    lblAssignmentNameDownload.Text   = UploadDownload_AssignmentName;
                    if (!assignmentId.Equals(0))
                    {
                        AssignmentM assign = AssignmentM.Load(assignmentId);
                        if (assign.IsValid)
                        {
                            if (assign.StarterProjectFlag)
                            {
                                txtExistingStarterProject.Value = "1";
                            }
                            txtAssignmentName.ReadOnly = true;
                            txtAssignmentName.Enabled  = false;
                            txtAssignmentName.Text     = assign.ShortName;
                        }
                    }

                    //Download of student Submission
                    if (Request.QueryString.Get("Action").ToLower() == "downloadsubmission")
                    {
                        AssignmentM assignment = AssignmentM.Load(assignmentId);
                        if (assignment.IsValid)
                        {
                            if (assignment.StarterProjectFlag)
                            {
                                txtExistingStarterProject.Value = "1";
                            }
                            txtAssignmentName.ReadOnly         = true;
                            txtAssignmentName.Enabled          = false;
                            txtAssignmentName.Text             = assignment.ShortName;
                            txtAssignmentNameDownload.ReadOnly = true;
                            txtAssignmentNameDownload.Enabled  = false;
                            txtAssignmentNameDownload.Text     = assignment.ShortName;
                        }
                        UserM user = UserM.Load(studentID);
                        if (user.IsValid)
                        {
                            txtStudentName.ReadOnly = true;
                            txtStudentName.Text     = Server.HtmlEncode(user.LastName.Trim() + SharedSupport.GetLocalizedString("UploadDownload_comma") + " " + user.FirstName.Trim() + " " + user.MiddleName.Trim());
                        }

                        txtSolutionName.Value = SharedSupport.AddBackSlashToDirectory(assignment.ShortName);
                        System.Guid        guid          = System.Guid.NewGuid();
                        StudentAssignmentM studentAssign = StudentAssignmentM.Load(studentID, assignmentId);
                        txtDownloadFilesXML.Value = studentAssign.AssignmentFilesXML(guid.ToString(), assignment);
                        txtNewGUID.Value          = guid.ToString();
                    }
                    else
                    {
                        txtNewGUID.Value = System.Guid.NewGuid().ToString();
                    }
                }
                else
                {
                    //If this is coming back from the client see what the action
                    //is on the query string and perform accordingly
                    //Faculty Submitting Starter Project
                    if (Request.QueryString.Get("Action").ToLower() == "uploadstarter")
                    {
                        string      xmlFileList = txtFilesUploadedXML.Value.ToString();
                        AssignmentM assign      = AssignmentM.Load(assignmentId);
                        assign.SubmitStarter(xmlFileList, txtNewGUID.Value.ToString());
                        Response.Redirect("Assignments.aspx?CourseID=" + Request.QueryString.Get("CourseID"), false);
                    }
                }
            }
            catch (Exception ex)
            {
                Nav1.Feedback.Text = ex.Message.ToString();
            }
        }
示例#7
0
        protected void Page_Load(object sender, System.EventArgs e)
        {
            try
            {
                // grab CourseID parameter from the querystring
                AssignmentManager.Common.Functions func = new AssignmentManager.Common.Functions();
                courseId = func.ValidateNumericQueryStringParameter(this.Request, "CourseID");

                UserM user = UserM.Load(SharedSupport.GetUserIdentity());
                if (!user.IsInCourse(courseId))
                {
                    Response.Redirect(@"../Error.aspx?ErrorDetail=" + "Global_Unauthorized");
                }

                // Do not cache this page
                Response.Cache.SetNoStore();

                Nav1.Feedback.Text = String.Empty;
                Nav1.SideTabId     = AssignmentManager.Common.constants.SIDE_NAV_STUDENT_COURSE;
                Nav1.TopTabId      = AssignmentManager.Common.constants.TOP_NAV_STUDENT_COURSE_ASSIGNMENTS;
                Nav1.relativeURL   = @"../";

                //GoBack1.GoBack_HelpUrl = SharedSupport.HelpRedirect("vstskCheckingAssignmentStatus");
                GoBack1.GoBack_HelpUrl    = SharedSupport.HelpRedirect("tskUsingAssignmentManagerToCheckAssignmentStatus");
                GoBack1.GoBackIncludeBack = true;
                GoBack1.GoBack_BackURL    = "Assignments.aspx?" + Request.QueryString.ToString();
                GoBack1.GoBack_left       = "-105px";
                if (Request.QueryString.Get("Exp") == "1")
                {
                    txtDescription.CssClass = "infoTextDisabled";
                }
                else
                {
                    txtDescription.CssClass = "invisible";
                }

                if (courseId > 0)
                {
                    //returns the course name to be displayed in the Nav bar title
                    CourseM course = CourseM.Load(courseId);
                    Nav1.Title = Server.HtmlEncode(course.Name);
                }
                else
                {
                    Nav1.Feedback.Text = SharedSupport.GetLocalizedString("Global_MissingParameter");
                }
                // grab assignmentId from querystring
                assignmentId = func.ValidateNumericQueryStringParameter(this.Request, "assignmentId");

                if (!IsPostBack)
                {
                    //
                    // Evals true first time browser hits the page
                    //
                }
                int userID = SharedSupport.GetUserIdentity();

                LocalizeLabels();

                //checks that assignmentId is not empty then loops through
                if (assignmentId.Equals(null))
                {
                    Nav1.Feedback.Text = SharedSupport.GetLocalizedString("GradeDetail_InvalidassignmentIdError");
                }
                else
                {
                    AssignmentM assign = AssignmentM.Load(assignmentId);
                    if (assign.IsValid)
                    {
                        txtDescription.Text             = assign.Description;
                        lblAssignment.Text              = Server.HtmlEncode(assign.ShortName);
                        lblDueDateValue.Text            = assign.DueDate.ToShortDateString();
                        hlAssignmentWebPage.NavigateUrl = assign.AssignmentURL;
                        hlAssignmentWebPage.Text        = Server.HtmlEncode(assign.AssignmentURL);
                    }

                    StudentAssignmentM stuAssign = StudentAssignmentM.Load(userID, assignmentId);
                    if (stuAssign == null)
                    {
                        this.lblAssignment.Text = SharedSupport.GetLocalizedString("GradeDetail_NoDetailsAvailable");
                    }
                    else
                    {
                        //if data is returned, regardless of the Detail Type the LocalizeGeneralLabels
                        //generates text for the header labels.
                        LocalizeGeneralLabels(stuAssign);
                        LocalizeAutoBuildLabels(stuAssign);
                        LocalizeAutoGradeLabels(stuAssign);
                    }
                }
            }
            catch (Exception ex)
            {
                Nav1.Feedback.Text = ex.Message.ToString();
            }
        }
示例#8
0
 protected void LocalizeGeneralLabels(StudentAssignmentM assignment)
 {
     this.lblDateSubmitted.Text = Server.HtmlEncode(assignment.LastSubmitDate.ToShortDateString());
     this.lblGrade.Text         = Server.HtmlEncode(assignment.OverallGrade.ToString());
     this.lblComments.Text      = assignment.GradeComments.ToString();
 }
示例#9
0
        protected void Page_Load(object sender, EventArgs e)
        {
            try
            {
                // grab CourseID parameter from the querystring
                AssignmentManager.Common.Functions f = new AssignmentManager.Common.Functions();
                int courseId = f.ValidateNumericQueryStringParameter(this.Request, "CourseID");

                UserM user = UserM.Load(SharedSupport.GetUserIdentity());
                if (!user.IsInCourse(courseId))
                {
                    Response.Redirect(@"../Error.aspx?ErrorDetail=" + "Global_Unauthorized");
                }

                //Cleanup temporary files after project downloads. Page does not need to load.
                if (Request.QueryString.Get("Action").ToLower() == "cleanupdirectory")
                {
                    CleanupTempDirectory();
                }

                Nav1.Feedback.Text = String.Empty;
                Nav1.SideTabId     = AssignmentManager.Common.constants.SIDE_NAV_STUDENT_COURSE;
                Nav1.TopTabId      = AssignmentManager.Common.constants.TOP_NAV_STUDENT_COURSE_ASSIGNMENTS;
                Nav1.relativeURL   = @"../";

                //GoBack1.GoBack_HelpUrl = SharedSupport.HelpRedirect("vstskAddingAssignment");
                GoBack1.GoBack_HelpUrl = SharedSupport.HelpRedirect("tskSubmittingAssignmentUsingAssignmentManager");

                GoBack1.GoBackIncludeBack = true;
                GoBack1.GoBack_top        = "24px";
                //GoBack1.GoBack_left = "-10px";

                switch (Request.QueryString.Get("Action").ToLower())
                {
                case "uploadsubmission":
                    Nav1.Title = SharedSupport.GetLocalizedString("UploadDownload_StudentUploadTitle");
                    break;

                case "downloadstarter":
                    Nav1.Title = SharedSupport.GetLocalizedString("UploadDownload_StudentDownloadTitle");
                    break;

                default:
                    throw new ApplicationException(SharedSupport.GetLocalizedString("UploadDownload_StudentTitleError"));
                }



                int assignmentId = f.ValidateNumericQueryStringParameter(this.Request, "AssignmentID");
                if (!IsPostBack)
                {
                    //
                    // Evals true first time browser hits the page
                    //
                    //Give the client the upload and download locations
                    if (SharedSupport.UsingSsl)
                    {
                        txtUploadLocation.Value         = "https://" + Request.ServerVariables.Get("HTTP_HOST") + Constants.ASSIGNMENTMANAGER_UPLOAD_DIRECTORY;
                        txtDownloadFolderLocation.Value = "https://" + Request.ServerVariables.Get("HTTP_HOST") + Constants.ASSIGNMENTMANAGER_DOWNLOAD_DIRECTORY;
                    }
                    else
                    {
                        txtUploadLocation.Value         = "http://" + Request.ServerVariables.Get("HTTP_HOST") + Constants.ASSIGNMENTMANAGER_UPLOAD_DIRECTORY;
                        txtDownloadFolderLocation.Value = "http://" + Request.ServerVariables.Get("HTTP_HOST") + Constants.ASSIGNMENTMANAGER_DOWNLOAD_DIRECTORY;
                    }
                    txtMaxUploadSize.Value = SharedSupport.GetSetting(AssignmentManager.Constants.MAX_PROJECT_SETTING).ToString();
                    btnDownload.Value      = UploadDownload_Download_Text;

                    lblSelectProject.Text            = UploadDownload_SelectProject;
                    lblAssignmentName.Text           = UploadDownload_AssignmentName;
                    lblUploadSubTitle.Text           = SharedSupport.GetLocalizedString("UploadDownload_StudentUploadTitle");
                    lblUploadDescription.Text        = UploadDownload_UploadDescription;
                    lblDownloadStudentTitle.Text     = UploadDownload_Download_Student_Title;
                    lblDownloadLocationForFiles.Text = UploadDownload_Location_For_Download_Files_Text;
                    if (!assignmentId.Equals(0))
                    {
                        AssignmentM assign = AssignmentM.Load(assignmentId);
                        if (assign.IsValid)
                        {
                            txtAssignmentName.Enabled = false;
                            txtAssignmentName.Text    = assign.ShortName;
                        }
                    }
                    txtNewGUID.Value = System.Guid.NewGuid().ToString();
                    txtCancel.Value  = "0";
                    txtDirSize.Value = SharedSupport.GetSetting(Constants.MAX_PROJECT_SETTING);
                    //Download assignment starter project
                    if (Request.QueryString.Get("Action").ToLower() == "downloadstarter")
                    {
                        //Check to make sure that you got an AssignmentID and a CourseID
                        if (!courseId.Equals(null) && !assignmentId.Equals(null))
                        {
                            //Call browse starter to get all files to appropriate location
                            AssignmentM assign = AssignmentM.Load(assignmentId);
                            if (assign.IsValid)
                            {
                                if (assign.AssignmentURL.Trim() != String.Empty)
                                {
                                    UploadDownload_DownloadRedirectUrl = Server.HtmlEncode(assign.AssignmentURL);
                                }
                                else
                                {
                                    UploadDownload_DownloadRedirectUrl = "AssignmentGrade.aspx?AssignmentID=" + assignmentId.ToString() + "&CourseID=" + courseId.ToString() + "&Exp=1";
                                }
                                System.Guid guid = System.Guid.NewGuid();
                                txtSolutionName.Value     = assign.ShortName;
                                txtDownloadFilesXML.Value = assign.StarterFilesXML(guid);
                                txtNewGUID.Value          = guid.ToString();
                            }
                            else
                            {
                                throw new ApplicationException(SharedSupport.GetLocalizedString("UploadDownload_AssignmentError"));
                            }
                        }
                        else
                        {
                            throw new ApplicationException(SharedSupport.GetLocalizedString("UploadDownload_AssignmentIDCourseIDError"));
                        }
                    }
                }
                else
                {
                    //If this is coming back from the client see what the action
                    //is on the query string and perform accordingly

                    //make sure that the we or the user didn't cancel the upload
                    if (txtCancel.Value != "1")
                    {
                        //Student Submitting an assignment
                        if (Request.QueryString.Get("Action").ToLower() == "uploadsubmission")
                        {
                            StudentAssignmentM sa       = new StudentAssignmentM();
                            string             xmlFiles = txtFilesUploadedXML.Value.ToString();
                            string             pathGUID = txtNewGUID.Value.ToString();
                            sa.Submit(assignmentId, courseId, xmlFiles, pathGUID);
                            Response.Redirect("Assignments.aspx?" + Request.QueryString.ToString(), false);
                        }
                        //Cleanup temporary files after project downloads.
                        if (Request.QueryString.Get("Action").ToLower() == "cleanupdirectory")
                        {
                            // Grab the querystring parameters.
                            string tempGUID       = Request.QueryString.Get("GUID");
                            bool   addQuerystring = Convert.ToBoolean(Request.QueryString.Get("AddQS"));
                            string targetUrl      = Request.QueryString.Get("TargetURL");

                            // Test whether the GUID that identifies the directory to be deleted exists.
                            if (tempGUID == "" || tempGUID == string.Empty)
                            {
                                // The GUID is missing, try and continue the redirect without deleting the directory.
                            }
                            else
                            {
                                // Delete the temporary download directory from the AMWeb virtual directory.
                                string downloadRoot = Request.MapPath(Request.ApplicationPath.ToString());
                                //string downloadRoot = Request.MapPath(Constants.ASSIGNMENTMANAGER_DOWNLOAD_DIRECTORY);
                                DeleteTempDirectory(tempGUID);
                            }
                            if (addQuerystring == true)
                            {
                                // Remove the QueryString parameters used for this action then pass the leftovers on the redirect.
                                string tempQuerystring = Request.Url.Query.ToString();
                                tempQuerystring = tempQuerystring.Substring(0, tempQuerystring.IndexOf("&GUID"));
                                Response.Redirect(targetUrl + tempQuerystring);
                            }
                            else
                            {
                                Response.Redirect(targetUrl);
                            }
                        }
                    }
                    else
                    {
                        //reset the cancel flag so the user can fix the problem and resubmit
                        txtCancel.Value = "0";
                    }
                }
            }
            catch (Exception ex)
            {
                Nav1.Feedback.Text = ex.Message.ToString();
            }
        }