/// <summary>
/// Loads data.
/// </summary>
public void ReloadData(bool forceReload)
{
if (!StopProcessing)
{
SetContext();
lblInfo.Text = string.Empty;
lblInfo.Visible = false;
if (pi == null)
{
pi = PollInfoProvider.GetPollInfo(PollCodeName, PollSiteID, PollGroupID);
hasPermission = HasPermission();
isOpened = IsOpened();
}
// Show poll if current user has permission or if poll should be displayed even if user is not authorized
// and if poll is opened or if poll should be opened even if it is not opened
// ... and show group poll if it is poll of current group
bool showPoll = (pi != null) && (hasPermission || !HideWhenNotAuthorized) && (isOpened || !HideWhenNotOpened);
// Show site poll only if it is poll of current site
if (showPoll && (pi.PollSiteID > 0) && (pi.PollSiteID != SiteContext.CurrentSiteID))
{
showPoll = false;
}
// Show global poll only if it is allowed for current site
if (showPoll && (pi.PollSiteID == 0))
{
showPoll = SettingsKeyInfoProvider.GetBoolValue(SiteContext.CurrentSiteName + ".CMSPollsAllowGlobal");
}
if (showPoll)
{
Visible = true;
// Load title
lblTitle.Text = HTMLHelper.HTMLEncode(pi.PollTitle);
// Load question
lblQuestion.Text = HTMLHelper.HTMLEncode(pi.PollQuestion);
if ((!forceReload) || ((forceReload) && (ShowResultsAfterVote)))
{
// Add answer section
CreateAnswerSection(forceReload, CheckVoted && PollInfoProvider.HasVoted(pi.PollID));
}
else
{
// Hide answer panel
pnlAnswer.Visible = false;
}
if ((forceReload) && (isOpened))
{
// Hide footer with vote button
pnlFooter.Visible = false;
// Add poll response after voting
if ((errMessage != null) && (errMessage.Trim() != ""))
{
// Display message if error occurs
lblInfo.Text = errMessage;
lblInfo.CssClass = "ErrorMessage";
}
else
{
// Display poll response message
lblResult.Text = HTMLHelper.HTMLEncode(pi.PollResponseMessage);
}
}
else if (isOpened)
{
if (hasPermission && !(CheckVoted && (PollInfoProvider.HasVoted(pi.PollID))))
{
// Display footer wiht vote button
pnlFooter.Visible = true;
btnVote.Text = ButtonText;
}
else
{
pnlFooter.Visible = false;
}
}
else
{
pnlFooter.Visible = false;
lblInfo.Text = GetString("Polls.Closed");
}
}
else
{
Visible = false;
}
ReleaseContext();
}
}
/// <summary>
/// Creates poll answer section.
/// </summary>
/// <param name="reload">Indicates postback</param>
/// <param name="hasVoted">Indicates if user has voted</param>
protected void CreateAnswerSection(bool reload, bool hasVoted)
{
pnlAnswer.Controls.Clear();
if (pi != null)
{
// Get poll's answers
DataSet ds = Answers;
if (!DataHelper.DataSourceIsEmpty(ds))
{
int count = 0;
int maxCount = 0;
long sumCount = 0;
bool hideSomeForm = false;
foreach (DataRow row in ds.Tables[0].Rows)
{
// Sum answer counts and get highest
if (ValidationHelper.GetBoolean(row["AnswerEnabled"], true))
{
count = ValidationHelper.GetInteger(row["AnswerCount"], 0);
sumCount += count;
if (count > maxCount)
{
maxCount = count;
}
}
// Check if any open-ended answer form should be hidden
if (ValidationHelper.GetBoolean(row["AnswerHideForm"], false))
{
hideSomeForm = true;
}
}
CMSCheckBox chkItem = null;
CMSRadioButton radItem = null;
LocalizedLabel lblItem = null;
BizForm viewBiz = null;
string formName = null;
int index = 0;
bool enabled = false;
bool bizFormsAvailable = ModuleManager.IsModuleLoaded(ModuleName.BIZFORM) && ResourceSiteInfoProvider.IsResourceOnSite(ModuleName.BIZFORM, SiteContext.CurrentSiteName);
pnlAnswer.Controls.Add(new LiteralControl("<table cellpadding=\"0\" cellspacing=\"0\" width=\"100%\">"));
// Create the answers
foreach (DataRow row in ds.Tables[0].Rows)
{
enabled = ValidationHelper.GetBoolean(row["AnswerEnabled"], true);
if (enabled)
{
pnlAnswer.Controls.Add(new LiteralControl("<tr><td class=\"PollAnswer\" colspan=\"2\">"));
if (((reload) && (ShowResultsAfterVote)) || (!hasPermission && !HideWhenNotAuthorized) ||
(!isOpened && !HideWhenNotOpened) || (CheckVoted && PollInfoProvider.HasVoted(pi.PollID)))
{
// Add label
lblItem = new LocalizedLabel();
lblItem.ID = "lbl" + ValidationHelper.GetInteger(row["AnswerID"], 0);
lblItem.EnableViewState = false;
lblItem.Text = HTMLHelper.HTMLEncode(ValidationHelper.GetString(row["AnswerText"], string.Empty));
lblItem.CssClass = "PollAnswerText";
pnlAnswer.Controls.Add(lblItem);
}
else
{
if (pi.PollAllowMultipleAnswers)
{
// Add checkboxes for multiple answers
chkItem = new CMSCheckBox();
chkItem.ID = "chk" + ValidationHelper.GetInteger(row["AnswerID"], 0);
chkItem.AutoPostBack = false;
chkItem.Text = HTMLHelper.HTMLEncode(ValidationHelper.GetString(row["AnswerText"], string.Empty));
chkItem.Checked = false;
chkItem.CssClass = "PollAnswerCheck";
if (hideSomeForm)
{
chkItem.AutoPostBack = true;
chkItem.CheckedChanged += AnswerSelectionChanged;
}
pnlAnswer.Controls.Add(chkItem);
}
else
{
// Add radiobuttons
radItem = new CMSRadioButton();
radItem.ID = "rad" + ValidationHelper.GetInteger(row["AnswerID"], 0);
radItem.AutoPostBack = false;
radItem.GroupName = pi.PollCodeName + "Group";
radItem.Text = HTMLHelper.HTMLEncode(ValidationHelper.GetString(row["AnswerText"], string.Empty));
radItem.Checked = false;
radItem.CssClass = "PollAnswerRadio";
if (hideSomeForm)
{
radItem.AutoPostBack = true;
radItem.CheckedChanged += AnswerSelectionChanged;
}
pnlAnswer.Controls.Add(radItem);
}
formName = ValidationHelper.GetString(row["AnswerForm"], string.Empty);
if (!string.IsNullOrEmpty(formName) && bizFormsAvailable)
{
// Add forms for open ended answers
viewBiz = new BizForm();
viewBiz.FormName = formName;
viewBiz.SiteName = SiteContext.CurrentSiteName;
viewBiz.AlternativeFormFullName = ValidationHelper.GetString(row["AnswerAlternativeForm"], string.Empty);
viewBiz.ID = "frm" + ValidationHelper.GetInteger(row["AnswerID"], 0);
viewBiz.IsLiveSite = IsLiveSite;
viewBiz.OnAfterDataLoad += Form_AfterDataLoad;
viewBiz.CssClass = "PollAnswerForm";
viewBiz.Visible = !ValidationHelper.GetBoolean(row["AnswerHideForm"], false);
viewBiz.FormClearAfterSave = true;
viewBiz.FormRedirectToUrl = String.Empty;
viewBiz.FormDisplayText = String.Empty;
pnlAnswer.Controls.Add(viewBiz);
}
}
pnlAnswer.Controls.Add(new LiteralControl("</td></tr>"));
if (ShowGraph || (hasVoted || reload) && ShowResultsAfterVote)
{
// Create graph under the answer
CreateGraph(maxCount, ValidationHelper.GetInteger(row["AnswerCount"], 0), sumCount, index);
}
index++;
}
}
pnlAnswer.Controls.Add(new LiteralControl("</table>"));
}
}
}
/// <summary>
/// On btnVote click event handler.
/// </summary>
protected void btnVote_OnClick(object sender, EventArgs e)
{
// Check banned ip
if (!BannedIPInfoProvider.IsAllowed(SiteContext.CurrentSiteName, BanControlEnum.AllNonComplete))
{
lblInfo.CssClass = "ErrorMessage";
lblInfo.Text = GetString("General.BannedIP");
return;
}
if (pi != null)
{
// Indicates whether user voted or not
bool voted = false;
// Indicates wheter all forms of all open-ended answers can be saved
bool formsAreValid = true;
List <int> selectedAnswers = new List <int>();
// List of poll answers (in case of multiple answers) for activity logging
StringBuilder pollAnswerIDs = new StringBuilder();
// Check if user has already voted
if ((CheckVoted) && (PollInfoProvider.HasVoted(pi.PollID)))
{
errMessage = GetString("Polls.UserHasVoted");
voted = true;
}
else if (isOpened)
{
// Get poll answers
DataSet ds = Answers;
if (!DataHelper.DataSourceIsEmpty(ds))
{
DataRowCollection rows = ds.Tables[0].Rows;
CMSCheckBox chkItem = null;
CMSRadioButton radItem = null;
bool selected = false;
PollAnswerInfo pai = null;
BizForm bizItem = null;
foreach (DataRow row in rows)
{
pai = new PollAnswerInfo(row);
if ((pai != null) && (pai.AnswerEnabled))
{
selected = false;
// Find specific controls and update pollanswerinfo if controls are checked
if (pi.PollAllowMultipleAnswers)
{
// Find checkbox
chkItem = (CMSCheckBox)pnlAnswer.FindControl("chk" + pai.AnswerID);
if (chkItem != null)
{
selected = chkItem.Checked;
}
}
else
{
// Find radiobutton
radItem = (CMSRadioButton)pnlAnswer.FindControl("rad" + pai.AnswerID);
if (radItem != null)
{
selected = radItem.Checked;
}
}
if ((selected) && (pai.AnswerCount < Int32.MaxValue))
{
bool canBeSaved = false;
bizItem = (BizForm)pnlAnswer.FindControl("frm" + pai.AnswerID);
if (bizItem == null)
{
canBeSaved = true;
}
else if (bizItem != null)
{
// Validate form data
canBeSaved = bizItem.ValidateData();
}
if (canBeSaved)
{
selectedAnswers.Add(pai.AnswerID);
}
else
{
formsAreValid = false;
}
}
}
}
if (formsAreValid)
{
if (selectedAnswers.Count > 0)
{
foreach (int aid in selectedAnswers)
{
// Set the vote
PollAnswerInfoProvider.Vote(aid);
// Save the bizform data
bizItem = (BizForm)pnlAnswer.FindControl("frm" + aid);
if (bizItem != null)
{
if (bizItem != null)
{
bizItem.SaveData(null, false);
}
}
// Save all selected answers (for activity logging)
pollAnswerIDs.Append(aid);
pollAnswerIDs.Append(ActivityPollVoting.POLL_ANSWER_SEPARATOR);
}
voted = true;
}
else
{
// Set error message if no answer selected
lblInfo.CssClass = "ErrorMessage";
lblInfo.Text = GetString("Polls.DidNotVoted");
}
}
if (voted)
{
LogActivity(pi, pollAnswerIDs.ToString());
}
if ((CheckVoted) && (voted))
{
// Create cookie about user's voting
PollInfoProvider.SetVoted(pi.PollID);
}
}
}
if (voted)
{
// Clear cache if it's used
Answers = null;
// Reload poll control
ReloadData(true);
if (OnAfterVoted != null)
{
OnAfterVoted(this, EventArgs.Empty);
}
}
}
}