/// <summary>
/// Requests the form data processor to do whatever is required to exit from the current activity.
/// This request may only be issued when the session is in Execute view and is not active -- it is
/// either Completed or Abandoned.
/// </summary>
/// <param name="context">The context within which the command is processed</param>
public override void ProcessSessionEnd(RloDataModelContext context)
{
// Call ExecuteViewProcessFormData with empty parameters.
ExecuteViewProcessFormData(new NameValueCollection(0), delegate(string formFieldName, out Stream stream, out string filename)
{
stream = null;
filename = null;
return;
});
}
/// <summary>
/// Requests the form data processor to do whatever is required to exit from the current activity.
/// This request may only be issued when the session is in Execute view and is not active -- it is
/// either Completed or Abandoned.
/// </summary>
/// <param name="context">The context within which the command is processed</param>
public override void ProcessSessionEnd(RloDataModelContext context)
{
ExecuteViewProcessFormData(null);
}
/// <summary> /// Requests the form data processor to do whatever is required to exit from the current activity. /// This request may only be issued when the session is in Execute view and is not active -- it is /// either Completed or Abandoned. /// </summary> /// <param name="context">The context within which the command is processed</param> public abstract void ProcessSessionEnd(RloDataModelContext context);
/// <summary>
/// Requests the form data processor to do whatever is required to exit from the current activity.
/// This request may only be issued when the session is in Execute view and is not active -- it is
/// either Completed or Abandoned.
/// </summary>
/// <param name="context">The context within which the command is processed</param>
public override void ProcessSessionEnd(RloDataModelContext context)
{
SetExecuteViewResponses(0, InteractionResultState.Incorrect, String.Empty);
}
/// <summary>
/// Requests the form data processor to do whatever is required to exit from the current activity.
/// This request may only be issued when the session is in Execute view and is not active -- it is
/// either Completed or Abandoned.
/// </summary>
/// <param name="context">The context within which the command is processed</param>
public override void ProcessSessionEnd(RloDataModelContext context)
{
// Call ExecuteViewProcessFormData with empty parameters.
ExecuteViewProcessFormData(new NameValueCollection(0));
}
/// <summary>
/// Requests the form data processor to do whatever is required to exit from the current activity.
/// This request may only be issued when the session is in Execute view and is not active -- it is
/// either Completed or Abandoned.
/// </summary>
/// <param name="context">The context within which the command is processed</param>
public override void ProcessSessionEnd(RloDataModelContext context)
{
// Call ExecuteViewProcessFormData with empty data
ExecuteViewProcessFormData(null);
}
/// <summary>
/// Process the end of the session.
/// </summary>
/// <param name="context"></param>
public override void ProcessSessionEnd(RloDataModelContext context)
{
// nothing to do
}
/// <summary> /// Requests the RloHandler to do whatever is required to exit from the current activity. /// This request may only be issued when the session is in Execute view and is not active -- it is /// either Completed or Abandoned. /// </summary> /// <param name="context">The context within which the command is processed</param> public abstract void ProcessSessionEnd(RloDataModelContext context);
/// <summary>
/// Process the end of the session.
/// </summary>
/// <param name="context"></param>
public override void ProcessSessionEnd(RloDataModelContext context)
{
// nothing to do
}
/// <summary>
/// Requests the RloHandler to do whatever is required to exit from the current activity.
/// This request may only be issued when the session is in Execute view and is not active -- it is
/// either Completed or Abandoned.
/// </summary>
/// <param name="context">The context within which the command is processed</param>
/// <remarks>
/// This method should only be called for the <c>SessionView.Execute</c> view. However,
/// no checks are done internally to verify this - if this is called with other views,
/// unexpected results will occur.
/// </remarks>
public override void ProcessSessionEnd(RloDataModelContext context)
{
LearningDataModel learningDataModel = context.LearningDataModel;
// Set ExitMode to suspend so that when a student exits the activity it is left in a suspended state.
// This way if the activity is reactivated, the student's previous answers are intact.
learningDataModel.NavigationRequest.ExitMode = ExitMode.Suspended;
// If the page has never been visited, "visit" it.
if (!GetPageHasBeenVisited(learningDataModel))
{
AssessmentItemManager.DataModelContext = context;
// Get the input stream containing the primary file from the resource associated with the
// current activity in the session.
using (Stream inputStream = context.GetInputStream())
{
// find all the assessment items (<IMG> tags that contain the text "mslamrk" as part of the src attribute.)
using (HtmlTextReader reader = new HtmlTextReader(inputStream))
{
int srcIndex;
while (reader.Read())
{
if (IsAITag(reader, out srcIndex))
{
try
{
AssessmentItem ai = AssessmentItem.Parse(reader.GetAttributeValue(srcIndex));
AssessmentItemRenderer renderer = AssessmentItemManager.GetRenderer(ai);
renderer.TryAddToDataModel();
}
catch (FormatException)
{
// skip this one.
}
}
}
}
}
SetPageHasBeenVisited(learningDataModel);
}
// If the page has never been autograded, call ProcessSessionEnd on the form data processors
if (!GetPageHasBeenAutograded(learningDataModel))
{
AssessmentItemManager.ProcessFormContext = new RloProcessFormDataContext(SessionView.Execute, learningDataModel);
float?totalPoints = null;
foreach (Interaction interaction in learningDataModel.Interactions)
{
FormDataProcessor processor = m_assessmentItemMgr.GetFormDataProcessor(interaction);
// must check that processor is non null, since GetFormDataProcessor() can return null.
// If it is null, any item score associated with this interaction is not totalled into
// EvaluationPoints.
if (processor != null)
{
processor.ProcessSessionEnd(context);
if (interaction.Evaluation.Points.HasValue)
{
if (totalPoints.HasValue)
{
totalPoints += interaction.Evaluation.Points;
}
else
{
totalPoints = interaction.Evaluation.Points;
}
}
}
}
learningDataModel.EvaluationPoints = totalPoints;
SetPageHasBeenAutograded(learningDataModel);
}
}
/// <summary>
/// Requests the RloHandler to do whatever is required to exit from the current activity.
/// This request may only be issued when the session is in Execute view and is not active -- it is
/// either Completed or Abandoned.
/// </summary>
/// <param name="context">The context within which the command is processed</param>
/// <remarks>
/// This method should only be called for the <c>SessionView.Execute</c> view. However,
/// no checks are done internally to verify this - if this is called with other views,
/// unexpected results will occur.
/// </remarks>
public override void ProcessSessionEnd(RloDataModelContext context)
{
LearningDataModel learningDataModel = context.LearningDataModel;
// Set ExitMode to suspend so that when a student exits the activity it is left in a suspended state.
// This way if the activity is reactivated, the student's previous answers are intact.
learningDataModel.NavigationRequest.ExitMode = ExitMode.Suspended;
// If the page has never been visited, "visit" it.
if (!GetPageHasBeenVisited(learningDataModel))
{
AssessmentItemManager.DataModelContext = context;
// Get the input stream containing the primary file from the resource associated with the
// current activity in the session.
using (Stream inputStream = context.GetInputStream())
{
// find all the assessment items (<IMG> tags that contain the text "mslamrk" as part of the src attribute.)
using (HtmlTextReader reader = new HtmlTextReader(inputStream))
{
int srcIndex;
while (reader.Read())
{
if (IsAITag(reader, out srcIndex))
{
try
{
AssessmentItem ai = AssessmentItem.Parse(reader.GetAttributeValue(srcIndex));
AssessmentItemRenderer renderer = AssessmentItemManager.GetRenderer(ai);
renderer.TryAddToDataModel();
}
catch (FormatException)
{
// skip this one.
}
}
}
}
}
SetPageHasBeenVisited(learningDataModel);
}
// If the page has never been autograded, call ProcessSessionEnd on the form data processors
if (!GetPageHasBeenAutograded(learningDataModel))
{
AssessmentItemManager.ProcessFormContext = new RloProcessFormDataContext(SessionView.Execute, learningDataModel);
float? totalPoints = null;
foreach (Interaction interaction in learningDataModel.Interactions)
{
FormDataProcessor processor = m_assessmentItemMgr.GetFormDataProcessor(interaction);
// must check that processor is non null, since GetFormDataProcessor() can return null.
// If it is null, any item score associated with this interaction is not totalled into
// EvaluationPoints.
if (processor != null)
{
processor.ProcessSessionEnd(context);
if (interaction.Evaluation.Points.HasValue)
{
if (totalPoints.HasValue)
{
totalPoints += interaction.Evaluation.Points;
}
else
{
totalPoints = interaction.Evaluation.Points;
}
}
}
}
learningDataModel.EvaluationPoints = totalPoints;
SetPageHasBeenAutograded(learningDataModel);
}
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="context"></param>
internal TextAssessmentRenderer(RloDataModelContext context)
: base(context)
{
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="context"></param>
internal AssessmentItemRenderer(RloDataModelContext context)
{
AIResources.Culture = LocalizationManager.GetCurrentCulture();
m_context = context;
m_renderContext = context as RloRenderContext;
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="context"></param>
internal ItemScoreAssessmentRenderer(RloDataModelContext context)
: base(context)
{
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="context"></param>
internal CheckboxAssessmentRenderer(RloDataModelContext context)
: base(context)
{
}
