private string GenerateSignature(Uri uri, MethodType methodType, Token token, IEnumerable<Parameter> parameters)
{
var hmacKeyBase = ConsumerSecret.UrlEncode() + "&" + ((token == null) ? "" : token.Secret).UrlEncode();
using (var hmacsha1 = new HMACSHA1(Encoding.UTF8.GetBytes(hmacKeyBase)))
{
var stringParameter = parameters.OrderBy(p => p.Key)
.ThenBy(p => p.Value)
.ToQueryParameter();
var signatureBase = methodType.ToUpperString() +
"&" + uri.GetComponents(UriComponents.SchemeAndServer | UriComponents.Path, UriFormat.Unescaped).UrlEncode() +
"&" + stringParameter.UrlEncode();
var hash = hmacsha1.ComputeHash(Encoding.UTF8.GetBytes(signatureBase));
return Convert.ToBase64String(hash).UrlEncode();
}
}
private string GenerateSignature(Uri uri, MethodType methodType, Token token, IEnumerable <Parameter> parameters)
{
var hmacKeyBase = ConsumerSecret.UrlEncode() + "&" + ((token == null) ? "" : token.Secret).UrlEncode();
using (var hmacsha1 = new HMACSHA1(Encoding.UTF8.GetBytes(hmacKeyBase)))
{
var stringParameter = parameters.OrderBy(p => p.Key)
.ThenBy(p => p.Value)
.ToQueryParameter();
var signatureBase = methodType.ToUpperString() +
"&" + uri.GetComponents(UriComponents.SchemeAndServer | UriComponents.Path, UriFormat.Unescaped).UrlEncode() +
"&" + stringParameter.UrlEncode();
var hash = hmacsha1.ComputeHash(Encoding.UTF8.GetBytes(signatureBase));
return(Convert.ToBase64String(hash).UrlEncode());
}
}
protected virtual WebRequest CreateWebRequest()
{
var requestUrl = (MethodType == OAuth.MethodType.Get) ? Url + "?" + Parameters.ToQueryParameter() : Url;
var req = (HttpWebRequest)WebRequest.Create(requestUrl);
#if WINDOWS_PHONE
req.AllowReadStreamBuffering = false;
#endif
req.Headers[HttpRequestHeader.Authorization] = this.AuthorizationHeader;
req.Method = MethodType.ToUpperString();
if (MethodType == OAuth.MethodType.Post)
{
req.ContentType = "application/x-www-form-urlencoded";
}
if (ApplyBeforeRequest != null)
{
ApplyBeforeRequest(req);
}
return(req);
}
