public static string HtmlUrlAttributeEncode(string urlAttributeToEncode)
{
if (urlAttributeToEncode != null && urlAttributeToEncode.Length != 0)
{
if (!SPUrlUtility.IsProtocolAllowed(urlAttributeToEncode))
{
return(string.Empty);
}
return(SPHttpUtility.HtmlEncode(urlAttributeToEncode));
}
return(urlAttributeToEncode);
}
public static bool IsProtocolAllowed(string fullOrRelativeUrl)
{
return(SPUrlUtility.IsProtocolAllowed(fullOrRelativeUrl, true));
}