Ejemplo n.º 1
0
        private void SetUpDisplayValues(LearnerAssignmentState learnerAssignmentStatus)
        {
            lblTitle.Text       = Server.HtmlEncode(AssignmentProperties.Title);
            lblDescription.Text = SlkUtilities.ClickifyLinks(SlkUtilities.GetCrlfHtmlEncodedText(AssignmentProperties.Description));

            SetUpAssignmentSiteLink();
            SetUpScoreAndGradeDisplayValues(learnerAssignmentStatus);

            SPTimeZone timeZone = SPWeb.RegionalSettings.TimeZone;

            lblStartValue.Text = FormatDateForDisplay(timeZone.UTCToLocalTime(AssignmentProperties.StartDate));
            if (AssignmentProperties.DueDate.HasValue)
            {
                lblDueValue.Text = FormatDateForDisplay(timeZone.UTCToLocalTime(AssignmentProperties.DueDate.Value));
            }

            if (LearnerAssignmentProperties.InstructorComments.Length != 0)
            {
                lblCommentsValue.Text = SlkUtilities.GetCrlfHtmlEncodedText(LearnerAssignmentProperties.InstructorComments);
            }
            else
            {
                tgrComments.Visible = false;
            }

            lblStatusValue.Text = Server.HtmlEncode(SlkUtilities.GetLearnerAssignmentState(learnerAssignmentStatus));

            DisplayCustomProperties();
            DisplayMixes();
        }
Ejemplo n.º 2
0
        public void UpdateRenderContext(RenderContext context, StringBuilder scriptBlock, LearningSession session)
        {
            // Set values other than OutputStream and RelativePath
            context.EmbeddedUIResourcePath = new Uri(SlkEmbeddedUIPath, "Images/");

            SetMimeTypeMapping(context.MimeTypeMapping);

            SetIisCompatibilityModeExtensions(context.IisCompatibilityModeExtensions);

            // If this is not the primary resource, nothing else matters.
            if (scriptBlock == null)
            {
                return;
            }

            LearnerAssignmentProperties la = GetLearnerAssignment();

            switch (AssignmentView)
            {
            case AssignmentView.Execute:
            {
                context.ShowCorrectAnswers      = false;
                context.ShowReviewerInformation = false;
            }
            break;

            case AssignmentView.StudentReview:
            {
                context.ShowCorrectAnswers      = la.Assignment.ShowAnswersToLearners;
                context.ShowReviewerInformation = false;
            }
            break;

            case AssignmentView.InstructorReview:
            {
                context.ShowCorrectAnswers      = true;
                context.ShowReviewerInformation = true;
            }
            break;

            case AssignmentView.Grading:
            {
                context.ShowCorrectAnswers      = true;
                context.ShowReviewerInformation = true;
            }
            break;
            }

            // Update hidden controls and script to include assignment information if there is script
            // information to be written. Only write script in LRM content.
            if ((scriptBlock != null) && (session.CurrentActivityResourceType == ResourceType.Lrm))
            {
                WriteSlkMgrInit(scriptBlock);

                scriptBlock.AppendLine("slkMgr = Slk_GetSlkManager();");
                context.FormHiddenControls.Add(HiddenFieldNames.LearnerAssignmentId, FramesetUtil.GetStringInvariant(la.LearnerAssignmentId.GetKey()));
                scriptBlock.AppendFormat("slkMgr.LearnerAssignmentId = document.getElementById({0}).value;\r\n",
                                         JScriptString.QuoteString(HiddenFieldNames.LearnerAssignmentId, false));

                context.FormHiddenControls.Add(HiddenFieldNames.LearnerAssignmentStatus, SlkUtilities.GetLearnerAssignmentState(la.Status));
                scriptBlock.AppendFormat("slkMgr.Status = document.getElementById({0}).value;\r\n",
                                         JScriptString.QuoteString(HiddenFieldNames.LearnerAssignmentStatus, false));

                // Set the change in final points. This can only happen in grading.
                if (AssignmentView == AssignmentView.Grading)
                {
                    string finalPointsValue = "null";
                    float? finalPoints      = la.FinalPoints;
                    if (finalPoints != null)
                    {
                        // FinalPoints is invariant culture
                        finalPointsValue = Convert.ToString(finalPoints.Value, CultureInfo.InvariantCulture.NumberFormat);
                    }
                    scriptBlock.AppendFormat("slkMgr.FinalPoints = {0};\r\n", finalPointsValue);
                }

                // Send information about total points (ie, computed points on the client).
                if (session != null)
                {
                    if (session.TotalPoints != null)
                    {
                        // TotalPoints is passed in current culture, as a string
                        JScriptString totalPointsValue = JScriptString.QuoteString(Convert.ToString(session.TotalPoints, CultureInfo.CurrentCulture.NumberFormat), false);
                        scriptBlock.AppendFormat("slkMgr.ComputedPoints = {0};\r\n", totalPointsValue);
                    }
                    else
                    {
                        scriptBlock.Append("slkMgr.ComputedPoints = \"\";\r\n");
                    }


                    if (session.SuccessStatus != SuccessStatus.Unknown)
                    {
                        scriptBlock.AppendFormat("slkMgr.PassFail = {0};\r\n",
                                                 JScriptString.QuoteString(((session.SuccessStatus == SuccessStatus.Passed) ? "passed" : "failed"), false));
                    }
                }
            }
        }
        [SuppressMessage("Microsoft.Design", "CA1031:DoNotCatchGeneralExceptionTypes")] // exceptions caught, added to event log
        protected void Page_Load(object sender, EventArgs e)
        {
            try
            {
                SlkUtilities.RetryOnDeadlock(delegate()
                {
                    //Initialize data that may need to be reset on retry
                    Response.Clear();
                    ClearError();

                    m_sessionEnded = false;
                    m_hiddenHelper = new HiddenHelper(Request, Response, SlkEmbeddedUIPath);
                    m_hiddenHelper.ProcessPageLoad(SlkStore.PackageStore, GetSessionTitle, TryGetSessionView,
                                                   TryGetAttemptId, AppendContentFrameDetails, RegisterError,
                                                   GetErrorInfo, ProcessSessionEnd, ProcessViewRequest, GetMessage, IsPostBack);


                    // Send assignment information to client. If the session has ended, then force a reload of the current
                    // assignment properties. Otherwise, the cached value will have required info so no need to re-query database.
                    LearnerAssignmentProperties la = GetLearnerAssignment(SessionEnded);

                    // Add assignment information to the hidden controls
                    HiddenControlInfo hiddenCtrlInfo = new HiddenControlInfo();
                    hiddenCtrlInfo.Id    = new PlainTextString(HiddenFieldNames.LearnerAssignmentId);
                    hiddenCtrlInfo.Value = new PlainTextString(FramesetUtil.GetStringInvariant(la.LearnerAssignmentId.GetKey()));
                    hiddenCtrlInfo.FrameManagerInitializationScript = new JScriptString(ResHelper.Format("slkMgr.LearnerAssignmentId = document.getElementById({0}).value;",
                                                                                                         JScriptString.QuoteString(HiddenFieldNames.LearnerAssignmentId, false)));

                    m_hiddenHelper.HiddenControls.Add(hiddenCtrlInfo);

                    // Learner assignment status ('not started', 'in progress', etc)
                    hiddenCtrlInfo       = new HiddenControlInfo();
                    hiddenCtrlInfo.Id    = new PlainTextString(HiddenFieldNames.LearnerAssignmentStatus);
                    hiddenCtrlInfo.Value = new PlainTextString(SlkUtilities.GetLearnerAssignmentState(la.Status));
                    hiddenCtrlInfo.FrameManagerInitializationScript = new JScriptString(ResHelper.Format("slkMgr.Status = document.getElementById({0}).value;",
                                                                                                         JScriptString.QuoteString(HiddenFieldNames.LearnerAssignmentStatus, false)));

                    m_hiddenHelper.HiddenControls.Add(hiddenCtrlInfo);

                    hiddenCtrlInfo = new HiddenControlInfo();
                    if (la.FinalPoints != null)
                    {
                        // finalPoints is passed in invariant culture, as a float
                        hiddenCtrlInfo.FrameManagerInitializationScript = new JScriptString(ResHelper.Format("slkMgr.FinalPoints = {0};",
                                                                                                             Convert.ToString(la.FinalPoints, CultureInfo.InvariantCulture.NumberFormat)));
                    }
                    else
                    {
                        hiddenCtrlInfo.FrameManagerInitializationScript = new JScriptString("slkMgr.FinalPoints = null;");
                    }
                    m_hiddenHelper.HiddenControls.Add(hiddenCtrlInfo);

                    // Send information about total points (ie, computed points on the client). This is called 'graded score' in
                    // grading page.
                    LearningSession session = m_hiddenHelper.Session;
                    if (session != null)
                    {
                        hiddenCtrlInfo = new HiddenControlInfo();
                        if (session.TotalPoints != null)
                        {
                            // TotalPoints is passed in current culture, as a string
                            JScriptString totalPointsValue = JScriptString.QuoteString(Convert.ToString(session.TotalPoints, CultureInfo.CurrentCulture.NumberFormat), false);
                            hiddenCtrlInfo.FrameManagerInitializationScript = new JScriptString(ResHelper.Format("slkMgr.ComputedPoints = {0};", totalPointsValue));
                        }
                        else
                        {
                            hiddenCtrlInfo.FrameManagerInitializationScript = new JScriptString("slkMgr.ComputedPoints = \"\";");
                        }
                        m_hiddenHelper.HiddenControls.Add(hiddenCtrlInfo);

                        if (session.SuccessStatus != SuccessStatus.Unknown)
                        {
                            hiddenCtrlInfo = new HiddenControlInfo();
                            hiddenCtrlInfo.FrameManagerInitializationScript = new JScriptString(ResHelper.Format("slkMgr.PassFail = {0};\r\n",
                                                                                                                 JScriptString.QuoteString(((session.SuccessStatus == SuccessStatus.Passed) ? "passed" : "failed"), false)));

                            m_hiddenHelper.HiddenControls.Add(hiddenCtrlInfo);
                        }
                    }
                });
            }
            catch (Exception ex)
            {
                ClearError();

                // Unexpected exceptions are not shown to user
                SlkStore.LogError(FramesetResources.FRM_UnknownExceptionMsg, ex.ToString());
                RegisterError(ResHelper.GetMessage(FramesetResources.FRM_UnknownExceptionTitle),
                              ResHelper.GetMessage(SlkFrameset.FRM_UnexpectedExceptionMsg), false);
            }
        }
         SuppressMessage("Microsoft.Design", "CA1062:ValidateArgumentsOfPublicMethods")]   // parameter is validated
        public void ProcessSessionEnd(LearningSession session, ref string messageTitle, ref string message)
        {
            FramesetUtil.ValidateNonNullParameter("session", session);

            // If we have already been here, then there is nothing more to do.
            if (SessionEnded)
            {
                return;
            }

            LearnerAssignmentProperties la = GetLearnerAssignment();

            // Session ending results in message shown to the user.
            if (session.View == SessionView.Execute)
            {
                StoredLearningSession slsSession = session as StoredLearningSession;
                if (slsSession != null)
                {
                    // The rollup and/or sequencing process may have changed the state of the attempt. If so, there are some cases
                    // that cannot continue so show an error message.
                    switch (slsSession.AttemptStatus)
                    {
                    case AttemptStatus.Abandoned:
                        messageTitle = SlkFrameset.HID_SessionAbandonedTitle;
                        message      = SlkFrameset.HID_ExecuteViewAbandonedSessionMsg;
                        SessionEnded = true;
                        break;

                    case AttemptStatus.Completed:
                        messageTitle = SlkFrameset.HID_SessionCompletedTitle;
                        message      = SlkFrameset.HID_ExecuteViewCompletedSessionMsg;
                        SessionEnded = true;
                        break;

                    case AttemptStatus.Suspended:
                        messageTitle = SlkFrameset.HID_SessionSuspendedTitle;
                        message      = SlkFrameset.HID_ExecuteViewSuspendedSessionMsg;
                        // Do not set SessionEnded -- the session being suspended does not warrant ending the learner assignment
                        break;
                    }
                }

                if (SessionEnded)
                {
                    // Call FinishLearnerAssignment since the attempt has already been completed.
                    SlkStore.FinishLearnerAssignment(LearnerAssignmentGuidId);
                }
            }
            else if (session.View == SessionView.RandomAccess)
            {
                messageTitle = SlkFrameset.HID_GradingFinishedTitle;
                message      = SlkFrameset.HID_GradingFinishedMessage;
                StringBuilder sb = new StringBuilder(1000);
                sb.Append(message);
                sb.Append("<br><script>");

                // Write the assignment status to slkFrameMgr
                WriteSlkMgrInit(sb);

                sb.AppendLine("slkMgr = Slk_GetSlkManager();");
                sb.AppendFormat("slkMgr.LearnerAssignmentId = {0};\r\n",
                                JScriptString.QuoteString(FramesetUtil.GetStringInvariant(la.LearnerAssignmentId.GetKey()), false));

                sb.AppendFormat("slkMgr.Status = {0};\r\n",
                                JScriptString.QuoteString(SlkUtilities.GetLearnerAssignmentState(la.Status), false));

                if (AssignmentView == AssignmentView.Grading)
                {
                    string finalPointsValue = "null";
                    float? finalPoints      = la.FinalPoints;
                    if (finalPoints != null)
                    {
                        finalPointsValue = Convert.ToString(finalPoints.Value, CultureInfo.InvariantCulture.NumberFormat);
                    }
                    sb.AppendFormat("slkMgr.FinalPoints = {0};\r\n", finalPointsValue);
                }

                // Send information about total points (ie, computed points on the client).
                if (session != null)
                {
                    if (session.TotalPoints != null)
                    {
                        sb.AppendFormat("slkMgr.ComputedPoints = {0};\r\n",
                                        JScriptString.QuoteString(Convert.ToString(session.TotalPoints, CultureInfo.CurrentCulture.NumberFormat), false));
                    }
                    else
                    {
                        sb.AppendFormat("slkMgr.ComputedPoints = \"\";\r\n");
                    }

                    if (session.SuccessStatus != SuccessStatus.Unknown)
                    {
                        sb.AppendFormat("slkMgr.PassFail = {0};\r\n",
                                        JScriptString.QuoteString(((session.SuccessStatus == SuccessStatus.Passed) ? "passed" : "failed"), false));
                    }
                }
            }
        }