internal static NameValueCollection InternalParseQueryString(string query, Encoding encoding)
{
int len;
if (query == null || (len = query.Length) == 0 || (len == 1 && query[0] == '?'))
{
return(new NameValueCollection(1));
}
if (query[0] == '?')
{
query = query.Substring(1);
}
var res = new QueryStringCollection();
var components = query.Split('&');
foreach (var component in components)
{
var i = component.IndexOf('=');
if (i > -1)
{
var name = UrlDecode(component.Substring(0, i), encoding);
var val = component.Length > i + 1
? UrlDecode(component.Substring(i + 1), encoding)
: String.Empty;
res.Add(name, val);
}
else
{
res.Add(null, UrlDecode(component, encoding));
}
}
return(res);
}
public static QueryStringCollection Parse(string query, Encoding encoding)
{
if (query == null)
{
return(new QueryStringCollection(1));
}
var len = query.Length;
if (len == 0)
{
return(new QueryStringCollection(1));
}
if (query == "?")
{
return(new QueryStringCollection(1));
}
if (query[0] == '?')
{
query = query.Substring(1);
}
if (encoding == null)
{
encoding = Encoding.UTF8;
}
var ret = new QueryStringCollection();
var components = query.Split('&');
foreach (var component in components)
{
len = component.Length;
if (len == 0)
{
continue;
}
if (component == "=")
{
continue;
}
var i = component.IndexOf('=');
if (i < 0)
{
ret.Add(null, urlDecode(component, encoding));
continue;
}
if (i == 0)
{
ret.Add(null, urlDecode(component.Substring(1), encoding));
continue;
}
var name = urlDecode(component.Substring(0, i), encoding);
var start = i + 1;
var val = start < len
? urlDecode(component.Substring(start), encoding)
: String.Empty;
ret.Add(name, val);
}
return(ret);
}
