private static NSString OK_QueryStringWithSignature(this NSDictionary self, NSString secretKey, NSString sigName)
{
var sigSource = new NSMutableString();
var queryString = new NSMutableString();
var sortedKeys = self.Keys.OrderBy((NSObject arg) => arg);
foreach (var key in sortedKeys)
{
var @value = self[key] as NSString;
sigSource.Append(NSString.LocalizedFormat(@"%@=%@\", key, value));
queryString.Append(NSString.LocalizedFormat(@"%@=%@&", key, value.OK_Encode()));
}
sigSource.Append(secretKey);
queryString.Append(NSString.LocalizedFormat(@"%@=%@&", sigName, sigSource.OK_MD5()));
return(queryString);
}
