protected override Uri ProcessRequestUrl(UriBuilder url, Dictionary <string, object> payload, string method)
{
if (CanMakeAuthenticatedRequest(payload))
{
// payload is ignored, except for the nonce which is added to the url query - bittrex puts all the "post" parameters in the url query instead of the request body
var query = HttpUtility.ParseQueryString(url.Query);
string newQuery = "timestamp=" + payload["nonce"].ToStringInvariant() + (query.Count == 0 ? string.Empty : "&" + query.ToString()) +
(payload.Count > 1 ? "&" + CryptoUtility.GetFormForPayload(payload, false) : string.Empty);
string signature = CryptoUtility.SHA256Sign(newQuery, CryptoUtility.ToBytes(PrivateApiKey));
newQuery += "&signature=" + signature;
url.Query = newQuery;
return(url.Uri);
}
return(base.ProcessRequestUrl(url, payload, method));
}
protected override async Task ProcessRequestAsync(HttpWebRequest request, Dictionary <string, object> payload)
{
if (CanMakeAuthenticatedRequest(payload))
{
// ensure nonce is the last parameter
string nonce = payload["nonce"].ToStringInvariant();
payload.Remove("nonce");
var msg = CryptoUtility.GetFormForPayload(payload) + "&nonce=" + nonce;
var sig = CryptoUtility.SHA512Sign(msg, CryptoUtility.ToBytes(PrivateApiKey)).ToLower();
request.Headers.Add("Sign", sig);
request.Headers.Add("Key", PublicApiKey.ToUnsecureString());
using (Stream stream = await request.GetRequestStreamAsync())
{
byte[] content = Encoding.UTF8.GetBytes(msg);
stream.Write(content, 0, content.Length);
}
}
}
