protected internal Uri createUri(int i)
{
var uri = CreateUrl.ToString();
uri += $"&switchOfCreate={i}";
return(new Uri(uri, UriKind.Relative));
}
/// <summary>
/// Returns a new url that will replace, or add a parameter
/// to the one that is currently being used.
/// </summary>
/// <param name="absoluteUrl">The root url to add parameters too.</param>
/// <param name="parameters">Existing list of parameters to be altered.</param>
/// <param name="key">A parameter key not to be removed from the list of parameters.</param>
/// <returns>A new url containing the parameters provided and the new key and value.</returns>
protected virtual string GetNewUrl(string absoluteUrl, NameValueCollection parameters, string key)
{
List <string> list = new List <string>();
// keys beginning with an _ will not be added to links, unless it was in the parameter.
if (parameters != null)
{
foreach (string index in parameters.Keys)
{
if (index != null &&
(index.StartsWith("_") == false || index.Equals(key)))
{
if (parameters[index] != null)
{
list.Add(String.Format("{0}={1}", index, HttpUtility.UrlEncode(parameters[index])));
}
else
{
list.Add(index);
}
}
}
}
if (CreateUrl != null)
{
try
{
// This is an external method. Trap for exceptions and
// use default behavior if there is a failure.
return(CreateUrl(list));
}
catch (Exception ex)
{
EventLog.Debug(ex);
EventLog.Warn("Exception calling CreateUrl method '{0}' with list '{1}'.",
CreateUrl.ToString(),
String.Join(", ", list));
}
}
return(String.Format("{0}?{1}",
absoluteUrl,
String.Join("&", list.ToArray())));
}