protected override void OnPreRender(EventArgs e)
{
base.OnPreRender(e);
try
{
SetResourceText();
LoadGradingList();
if (!pageHasErrors)
{
if (SPWeb.ID != AssignmentProperties.SPWebGuid)
{
Response.Redirect(SlkUtilities.UrlCombine(SPWeb.Url, Request.Path + "?" + Request.QueryString.ToString()));
}
AddReactivationCheck();
lblTitle.Text = Server.HtmlEncode(AssignmentProperties.Title);
lblDescription.Text = SlkUtilities.ClickifyLinks(Server.HtmlEncode(AssignmentProperties.Description).Replace("\r\n", "<br />\r\n"));
if (AssignmentProperties.PointsPossible.HasValue)
{
lblPointsValue.Text = AssignmentProperties.PointsPossible.Value.ToString(Constants.RoundTrip, NumberFormatInfo);
}
SPTimeZone timeZone = SPWeb.RegionalSettings.TimeZone;
lblStartValue.Text = FormatDateForDisplay(timeZone.UTCToLocalTime(AssignmentProperties.StartDate));
if (AssignmentProperties.DueDate.HasValue)
{
lblDueValue.Text = FormatDateForDisplay(timeZone.UTCToLocalTime(AssignmentProperties.DueDate.Value));
}
tblAutoReturn.Visible = AssignmentProperties.AutoReturn;
tblAnswers.Visible = AssignmentProperties.ShowAnswersToLearners;
tgrAutoReturn.Visible = tblAutoReturn.Visible || tblAnswers.Visible;
}
}
catch (ThreadAbortException)
{
// make sure this exception isn't caught
throw;
}
catch (Exception ex)
{
contentPanel.Visible = false;
errorBanner.AddException(SlkStore, ex);
}
}
void WriteSummary(HtmlTextWriter htmlTextWriter, string urlQueryString)
{
htmlTextWriter.Write("<td height=\"100%\" style=\"height:100%; width :");
htmlTextWriter.Write(SummaryWidth.ToString(CultureInfo.InvariantCulture));
htmlTextWriter.Write("\">");
// Get the ServerRelativeUrl for QueryResultPage
string urlString = SlkUtilities.UrlCombine(SPWeb.ServerRelativeUrl, Constants.SlkUrlPath, Constants.QuerySetPage);
//Append the QueryString Values
urlString += urlQueryString;
WriteFrame(htmlTextWriter, urlString.ToString(), "_AlwpQuerySummary", false);
htmlTextWriter.Write("</td>");
}
void AssignToSelf(bool useReferrerSource)
{
try
{
string source = null;
if (useReferrerSource)
{
source = Request.UrlReferrer.ToString();
}
else
{
source = SourceHidden.Value;
}
Guid learnerAssignmentGuidId = AssignmentProperties.CreateSelfAssignment(SlkStore, SPWeb, package.Location, OrganizationIndex);
string url = SlkUtilities.UrlCombine(SPWeb.ServerRelativeUrl, Constants.SlkUrlPath, "Lobby.aspx");
url = String.Format(CultureInfo.InvariantCulture, "{0}?{1}={2}&{3}={4}",
url, FramesetQueryParameter.LearnerAssignmentId, learnerAssignmentGuidId.ToString(),
"Source", System.Web.HttpUtility.UrlEncode(source));
Response.Redirect(url, true);
}
catch (ThreadAbortException)
{
// Calling Response.Redirect throws a ThreadAbortException which will
// flag an error in the next step if we don't do this.
throw;
}
catch (SafeToDisplayException e)
{
errorBanner.Clear();
errorBanner.AddError(ErrorType.Error, e.Message);
}
catch (Exception ex)
{
contentPanel.Visible = false;
errorBanner.AddException(SlkStore, ex);
}
}
private void SetUpAssignmentSiteLink()
{
// for the assignment site, if the user doesn't have permission to view it
// we'll catch the exception and hide the row
bool previousValue = SPSecurity.CatchAccessDeniedException;
SPSecurity.CatchAccessDeniedException = false;
try
{
using (SPSite assignmentSite = new SPSite(AssignmentProperties.SPSiteGuid, SPContext.Current.Site.Zone))
{
using (SPWeb assignmentWeb = assignmentSite.OpenWeb(AssignmentProperties.SPWebGuid))
{
// If the assignment is in a different SPWeb redirect to it.
if (SPWeb.ID != assignmentWeb.ID)
{
Response.Redirect(SlkUtilities.UrlCombine(assignmentWeb.Url, Request.Path + "?" + Request.QueryString.ToString()));
}
lnkSite.Text = Server.HtmlEncode(assignmentWeb.Title);
lnkSite.NavigateUrl = assignmentWeb.ServerRelativeUrl;
}
}
}
catch (UnauthorizedAccessException)
{
lblSiteValue.Text = PageCulture.Resources.LobbyInvalidSite;
lblSiteValue.Visible = true;
}
catch (FileNotFoundException)
{
lblSiteValue.Text = PageCulture.Resources.LobbyInvalidSite;
lblSiteValue.Visible = true;
}
finally
{
SPSecurity.CatchAccessDeniedException = previousValue;
}
}
private string GenerateRedirectUrl()
{
string redirectUrl;
bool fromLobbyPage = (Request.QueryString["fl"] == "true");
if (fromLobbyPage)
{
string baseUrl = SlkUtilities.UrlCombine(SPWeb.ServerRelativeUrl, Constants.SlkUrlPath, "Lobby.aspx");
redirectUrl = string.Format("{0}?{1}={2}&{3}={4}", baseUrl, FramesetQueryParameter.LearnerAssignmentId, LearnerAssignmentGuid.ToString(), QueryStringKeys.Source, RawSourceUrl);
}
else
{
// From ALWP, return there
redirectUrl = SourceUrl;
if (string.IsNullOrEmpty(redirectUrl))
{
redirectUrl = SPWeb.Url;
}
}
return(redirectUrl);
}
protected void slkButtonEdit_Click(object sender, EventArgs e)
{
try
{
SaveGradingList(SaveAction.SaveOnly);
string url = SlkUtilities.UrlCombine(SPWeb.ServerRelativeUrl, Constants.SlkUrlPath, "AssignmentProperties.aspx");
url = String.Format(CultureInfo.InvariantCulture, "{0}?AssignmentId={1}", url, AssignmentId.ToString());
Response.Redirect(url, true);
}
catch (ThreadAbortException)
{
// Calling Response.Redirect throws a ThreadAbortException which will
// flag an error in the next step if we don't do this.
throw;
}
catch (Exception ex)
{
pageHasErrors = true;
errorBanner.AddException(SlkStore, ex);
}
}
/// <summary>
/// Get AssignmentListWebPart Properties and Renders Webpart
/// </summary>
/// <param name="htmlTextWriter">HtmlTextWriter</param>
private void RenderAssignmentList(HtmlTextWriter htmlTextWriter)
{
int cols = DisplaySummary ? 2 : 1;
//Set the QuerySetOverride Property
DefaultQuerySetIfRequired();
//Validates the Alwp Properties
ValidateAlwpProperties();
string observerRoleLearnerKey = GetLearnerKey(observerRoleLearnerLogin);
//Adjust the Height to Fit width of zone
string wpHeightStyle = "height: {0};";
string height = string.IsNullOrEmpty(Height) ? Constants.WebPartHeight : Height.ToString(CultureInfo.InvariantCulture);
wpHeightStyle = string.Format(CultureInfo.InvariantCulture, wpHeightStyle, height);
// create a unique name for the query results iframe based on
// the web part's GUID. test this by having two ALWP web parts on the same page
//and ensuring that selecting a query in one doesn't affect the other and vice versa
// write a comment to help locate this Web Part when viewing HTML source
htmlTextWriter.Write("<!-- Begin ALWP -->");
htmlTextWriter.Write("<script type=\"text/javascript\">var scope{0} = '{1}';</script>", frameId, FindScope());
htmlTextWriter.Write("<table cellpadding=\"0\" cellspacing=\"0\" width=\"100%\" border=\"0\" style=\"");
htmlTextWriter.Write(wpHeightStyle);
htmlTextWriter.Write("\">");
htmlTextWriter.Write("<tr valign=\"top\">");
StringBuilder queryString = BaseQueryString();
string sourceParameter = HttpUtility.UrlEncode(Page.Request.Url.ToString());
string queryResultsUrl;
if (DisplaySummary)
{
queryString.AppendFormat("&{0}={1}&{2}={3}", QueryStringKeys.QuerySet, QuerySetOverride, QueryStringKeys.Source, sourceParameter);
queryResultsUrl = SlkUtilities.UrlCombine(SPWeb.Url, Constants.BlankGifUrl);
WriteSummary(htmlTextWriter, queryString.ToString());
}
else
{
queryString.AppendFormat("&{0}={1}", QueryStringKeys.Query, defaultQueryName);
queryResultsUrl = SlkUtilities.UrlCombine(SPWeb.ServerRelativeUrl, Constants.SlkUrlPath, Constants.QueryResultPage);
queryResultsUrl += queryString.ToString();
}
if (forObserver)
{
queryResultsUrl = string.Format(CultureInfo.InvariantCulture, "{0}&{1}=true", queryResultsUrl, QueryStringKeys.ForObserver);
}
if (queryResultsUrl.Contains(Constants.BlankGifUrl) == false)
{
queryResultsUrl = string.Format("{0}&{1}={2}", queryResultsUrl, QueryStringKeys.Source, sourceParameter);
}
WriteQueryResults(htmlTextWriter, queryResultsUrl);
htmlTextWriter.Write("</tr>");
// write a row containing a separator line
htmlTextWriter.Write("<tr><td class=\"ms-partline\" colspan=\"2\"><img src=\"");
htmlTextWriter.Write(Constants.BlankGifUrl);
htmlTextWriter.Write("\" width=\"1\" height=\"1\" alt=\"\" /></td></tr>");
// write a row that adds extra vertical space
htmlTextWriter.Write("<tr><td class=\"ms-partline\" colspan=\"2\"><img src=\"");
htmlTextWriter.Write(Constants.BlankGifUrl);
htmlTextWriter.Write("\" width=\"1\" height=\"1\" alt=\"\" /></td></tr>");
htmlTextWriter.Write("</table>");
// write a comment to help locate this Web Part when viewing HTML source
htmlTextWriter.Write("<!-- End ALWP -->");
htmlTextWriter.WriteLine();
}