protected void BindFields()
{
SurveyIPRangeData data = new SurveyIPRange().GetAllSurveyIPranges(((PageBase)Page).SurveyId);
DataView dv1 = data.DefaultViewManager.CreateDataView(data.Tables[0]);
// when no results found we add new empty row and clear it cells
if (dv1.Count == 0)
{
dv1.AddNew();
gvIPRanges.DataSource = dv1;
gvIPRanges.DataBind();
foreach (TableCell cell in gvIPRanges.Rows[0].Cells)
{
cell.Controls.Clear();
cell.Controls.Add(new Literal());
}
gvIPRanges.Rows[0].Visible = false;
}
else
{
gvIPRanges.DataSource = data.SurveyIPRange.Rows;
gvIPRanges.DataBind();
}
}
private bool IsValidIP()
{
SurveyIPRangeData ranges = new SurveyIPRange().GetAllSurveyIPranges(this._surveyId);
if (ranges.SurveyIPRange.Count == 0) return true;
// long curreneIP = Ip4ToInt(HttpContext.Current.Request.UserHostAddress);
long curreneIP = Ip4ToInt((HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"] != null) ? HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"] : HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"]);
foreach (SurveyIPRangeData.SurveyIPRangeRow row in ranges.SurveyIPRange)
if (curreneIP >= Ip4ToInt(row.IPStart) && curreneIP <= Ip4ToInt(row.IPEnd)) return true;
return false;
}
