/// <summary>
/// Adds a Querystring parameter to the current Request's URL.
/// </summary>
/// <param name="request">The request containing the URL to manage.</param>
/// <param name="parameterName">The key for the Querystring entry.</param>
/// <param name="parameterValue">The value for the Querystring entry.</param>
/// <returns>A URL concatenated with the new querystring parameter.</returns>
public static string AddParameterToUrl(HttpRequest request, string parameterName, string parameterValue)
{
try
{
var qsh = new QueryStringHelper(request.Url.Query);
qsh.AddOrReplace(parameterName, parameterValue);
var returnUri = new UriBuilder(request.Url.Scheme, request.Url.Host, request.Url.Port)
{
Path = request.Url.AbsolutePath,
Query = qsh.GetQueryString()
};
return returnUri.ToString();
}
catch
{
return string.Empty;
}
}
/// <summary>
/// Creates a fully formatted url for use with building page links.
/// </summary>
/// <param name="page">The page number.</param>
/// <returns>The fully formatted url.</returns>
private string CreateUrl(int page)
{
var request = HttpContext.Current.Request;
var helper = new QueryStringHelper(request.Url.Query);
helper.AddOrReplace("page", page.ToString(CultureInfo.InvariantCulture));
var returnUri = new UriBuilder(request.Url.Scheme, request.Url.Host, request.Url.Port)
{
Path = request.Url.AbsolutePath,
Query = helper.GetQueryString()
};
return returnUri.ToString();
}
