public static string AppendQueryStringToUrl(string OriginalUrl, string QsKey, string QsValue, string AppendMatchingTagDelim = "", string NewAnchor = "")
{
return(Urls.AppendQueryStringToUrl(OriginalUrl, QsKey, QsValue, AppendMatchingTagDelim, NewAnchor));
var url = new Uri(OriginalUrl);
return(AppendQueryStringToUrl(url, QsKey, QsValue, AppendMatchingTagDelim, NewAnchor));
}
public static string AppendQueryStringToUrl(Uri OriginalUri, string QsKey, string QsValue, string AppendMatchingTagDelim = "", string NewAnchor = "")
{
return(Urls.AppendQueryStringToUrl(OriginalUri, QsKey, QsValue, AppendMatchingTagDelim, NewAnchor));
var uri = OriginalUri;
var baseUrl = uri.AbsoluteUri;
var basePath = uri.AbsolutePath;
//Anchor Tag
var currAnchor = uri.Fragment.Replace("#", "");
var providedAnchor = NewAnchor.Replace("#", "");
var newAnchor = "";
if (currAnchor != "")
{
if (NewAnchor != "")
{
newAnchor = providedAnchor;
}
else
{
newAnchor = currAnchor;
}
newAnchor = "#" + newAnchor;
}
else
{
newAnchor = providedAnchor;
}
//Query String Values
var qs = GetQueryStringDictionary(uri.Query);
var allQs = "&";
var newKeyProcessed = false;
foreach (var item in qs)
{
if (item.Key == QsKey)
{
//matches the new KV - process
newKeyProcessed = true;
if (QsValue != "")
{
if (AppendMatchingTagDelim != "")
{
var currVals = item.Value.Split(AppendMatchingTagDelim.ToCharArray());
if (!currVals.Contains(QsValue))
{
//append value to existing
allQs = string.Format("{0}&{1}={2}{3}{4}", allQs, QsKey, item.Value, AppendMatchingTagDelim, QsValue);
}
}
else
{
//replace value
allQs = string.Format("{0}&{1}={2}", allQs, QsKey, QsValue);
}
}
else
{
//remove tag - skip
}
}
else
{
//Just append it as-is
allQs = string.Format("{0}&{1}={2}", allQs, item.Key, item.Value);
}
}
if (!newKeyProcessed && QsValue != "")
{
//Wasn't in current URI, needs to be added
allQs = string.Format("{0}&{1}={2}", allQs, QsKey, QsValue);
}
allQs = allQs.Replace("&&", "");
//Build New Url
var newUrl = string.Format("{0}?{1}{2}", basePath, allQs, newAnchor);
newUrl = newUrl.Replace("?&", "?"); //Cleanup if all QS have been removed
//uri.Rewrite(newUrl);
return(newUrl);
}