protected override async Task ProcessRequestAsync(IHttpWebRequest request, Dictionary <string, object> payload)
{
if (CanMakeAuthenticatedRequest(payload))
{
request.AddHeader("KC-API-KEY", PublicApiKey.ToUnsecureString());
request.AddHeader("KC-API-TIMESTAMP", payload["nonce"].ToStringInvariant());
request.AddHeader("KC-API-PASSPHRASE", CryptoUtility.SHA256Sign(Passphrase.ToUnsecureString(), PrivateApiKey.ToUnsecureString(), true));
var endpoint = request.RequestUri.PathAndQuery;
//For Gets, Deletes, no need to add the parameters in JSON format
var message = "";
var sig = "";
if (request.Method == "GET" || request.Method == "DELETE")
{
//Request will be a querystring
message = string.Format("{0}{1}{2}", payload["nonce"], request.Method, endpoint);
sig = CryptoUtility.SHA256Sign(message, PrivateApiKey.ToUnsecureString(), true);
}
else if (request.Method == "POST")
{
message = string.Format("{0}{1}{2}{3}", payload["nonce"], request.Method, endpoint, CryptoUtility.GetJsonForPayload(payload, true));
sig = CryptoUtility.SHA256Sign(message, PrivateApiKey.ToUnsecureString(), true);
}
request.AddHeader("KC-API-KEY-VERSION", 2.ToStringInvariant());
request.AddHeader("KC-API-SIGN", sig);
}
if (request.Method == "POST")
{
string msg = CryptoUtility.GetJsonForPayload(payload, true);
byte[] content = msg.ToBytesUTF8();
await request.WriteAllAsync(content, 0, content.Length);
}
}
protected override async Task ProcessRequestAsync(IHttpWebRequest request, Dictionary <string, object> payload)
{
// Only Private APIs are POST and need Authorization
if (CanMakeAuthenticatedRequest(payload) && request.Method == "POST")
{
string requestContentBase64String = string.Empty;
string nonce = payload["nonce"] as string;
payload.Remove("nonce");
string jsonContent = CryptoUtility.GetJsonForPayload(payload);
if (!string.IsNullOrEmpty(jsonContent))
{
using (MD5 md5 = MD5.Create())
{
requestContentBase64String = Convert.ToBase64String(md5.ComputeHash(jsonContent.ToBytesUTF8()));
}
}
string baseSig = string.Concat(PublicApiKey.ToUnsecureString(), request.Method, WebUtility.UrlEncode(request.RequestUri.AbsoluteUri).ToLowerInvariant(), nonce, requestContentBase64String);
string signature = CryptoUtility.SHA256SignBase64(baseSig, Convert.FromBase64String(PrivateApiKey.ToUnsecureString()));
request.AddHeader("authorization", string.Format("amx {0}:{1}:{2}", PublicApiKey.ToUnsecureString(), signature, nonce));
// Cryptopia is very picky on how the payload is passed. There might be a better way to do this, but this works...
byte[] content = jsonContent.ToBytesUTF8();
await request.WriteAllAsync(content, 0, content.Length);
}
}
protected override async Task ProcessRequestAsync(IHttpWebRequest request, Dictionary <string, object> payload)
{
// Only Private APIs are POST and need Authorization
if (CanMakeAuthenticatedRequest(payload) && request.Method == "POST")
{
var requestContentBase64String = string.Empty;
var nonce = payload["nonce"] as string;
payload.Remove("nonce");
var jsonContent = payload.GetJsonForPayload();
if (!string.IsNullOrEmpty(jsonContent))
{
using (var md5 = MD5.Create())
{
requestContentBase64String = Convert.ToBase64String(md5.ComputeHash(Encoding.UTF8.GetBytes(jsonContent)));
}
}
var baseSig = string.Concat(PublicApiKey.ToUnsecureString(), request.Method, Uri.EscapeDataString(request.RequestUri.AbsoluteUri).ToLower(), nonce, requestContentBase64String);
var signature = CryptoUtility.SHA256SignBase64(baseSig, Convert.FromBase64String(PrivateApiKey.ToUnsecureString()));
request.AddHeader("authorization", $"amx {PublicApiKey.ToUnsecureString()}:{signature}:{nonce}");
var content = jsonContent.ToBytesUTF8();
await request.WriteAllAsync(content, 0, content.Length);
}
}
protected override async Task ProcessRequestAsync(IHttpWebRequest request, Dictionary <string, object> payload)
{
// Only Private APIs are POST and need Authorization
if (CanMakeAuthenticatedRequest(payload) && request.Method == "POST")
{
var msg = CryptoUtility.GetFormForPayload(payload);
var sig = CryptoUtility.SHA512Sign(msg, PrivateApiKey.ToUnsecureString());
request.AddHeader("Key", PublicApiKey.ToUnsecureString());
request.AddHeader("Sign", sig.ToLowerInvariant());
byte[] content = msg.ToBytesUTF8();
await request.WriteAllAsync(content, 0, content.Length);
}
}
/// <summary>
/// Write a form to a request
/// </summary>
/// <param name="request">Request</param>
/// <param name="form">Form to write</param>
public static async Task WriteToRequestAsync(this IHttpWebRequest request, string form)
{
if (string.IsNullOrEmpty(form) && request.Method != "GET")
{
request.AddHeader("content-length", "0");
}
else
{
byte[] bytes = form.ToBytesUTF8();
request.AddHeader("content-length", bytes.Length.ToStringInvariant());
await request.WriteAllAsync(bytes, 0, bytes.Length);
}
}
protected override async Task ProcessRequestAsync(IHttpWebRequest 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.ToBytesUTF8(PrivateApiKey)).ToLowerInvariant();
request.AddHeader("Sign", sig);
request.AddHeader("Key", PublicApiKey.ToUnsecureString());
byte[] content = msg.ToBytesUTF8();
await request.WriteAllAsync(content, 0, content.Length);
}
}
protected override async Task ProcessRequestAsync(IHttpWebRequest request, Dictionary <string, object> payload)
{
// Only Private APIs are POST and need Authorization
if (CanMakeAuthenticatedRequest(payload) && request.Method == "POST")
{
var signature = string.Empty;
payload.Add("key", PublicApiKey.ToUnsecureString());
var jsonContent = payload.GetJsonForPayload();
if (!string.IsNullOrEmpty(jsonContent))
{
signature = CryptoUtility.SHA512Sign(jsonContent, PrivateApiKey.ToUnsecureBytesUTF8()).ToLowerInvariant();
}
request.AddHeader("Hash", signature);
var content = jsonContent.ToBytesUTF8();
await request.WriteAllAsync(content, 0, content.Length);
}
}
protected override async Task ProcessRequestAsync(IHttpWebRequest request, Dictionary <string, object> payload)
{
if (CanMakeAuthenticatedRequest(payload))
{
request.AddHeader("KC-API-KEY", PublicApiKey.ToUnsecureString());
request.AddHeader("KC-API-NONCE", payload["nonce"].ToStringInvariant());
var endpoint = request.RequestUri.AbsolutePath;
var message = string.Format("{0}/{1}/{2}", endpoint, payload["nonce"], CryptoUtility.GetFormForPayload(payload, false));
var sig = CryptoUtility.SHA256Sign(Convert.ToBase64String(message.ToBytesUTF8()), PrivateApiKey.ToUnsecureString());
request.AddHeader("KC-API-SIGNATURE", sig);
if (request.Method == "POST")
{
string msg = CryptoUtility.GetFormForPayload(payload, false);
byte[] content = msg.ToBytesUTF8();
await request.WriteAllAsync(content, 0, content.Length);
}
}
}
