static private String GenerateSignedUrl(String baseRequestTokenUrl, String method, OAuthConsumerContext context, OAuthToken token)
{
String normalizedUrl;
String normalizedRequestParameters;
var oAuth = new OAuthBase();
string nonce = oAuth.GenerateNonce();
string timeStamp = oAuth.GenerateTimeStamp();
string sig = oAuth.GenerateSignature( new Uri(baseRequestTokenUrl),
context.ConsumerKey, context.ConsumerSecret,
token == null ? string.Empty : token.TokenKey, token == null ? string.Empty : token.TokenSecret,
method.ToString(), timeStamp, nonce,
context.SignatureMethod,
out normalizedUrl, out normalizedRequestParameters);
//
// The signature as self has to be encoded to be ensure that no not url compatibale characters
// will be used. The SHA1 hash can contain a bunch of this characters
//
sig = HttpUtility.UrlEncode(sig);
var sb = new StringBuilder(normalizedUrl);
sb.AppendFormat("?");
sb.AppendFormat(normalizedRequestParameters);
sb.AppendFormat("&oauth_signature={0}", sig);
return sb.ToString();
}
public String GetOAuthAuthorizationHeader(String resourceUrl, OAuthConsumerContext conContext, OAuthToken accessToken, Dictionary<String, String> parameter, String method)
{
var oAuth = new OAuthBase();
String normalizedUrl;
String normalizedRequestParameters;
var timestamp = oAuth.GenerateTimeStamp();
var nonce = oAuth.GenerateNonce();
var signature = oAuth.GenerateSignature(new Uri(resourceUrl),
conContext.ConsumerKey, conContext.ConsumerSecret,
accessToken == null ? string.Empty : accessToken.TokenKey, accessToken == null ? string.Empty : accessToken.TokenSecret,
method, timestamp, nonce,
conContext.SignatureMethod,
out normalizedUrl, out normalizedRequestParameters);
signature = HttpUtility.UrlEncode(signature);
var sb = new StringBuilder("OAuth");
sb.Append(", oauth_version=1.0");
sb.AppendFormat(", oauth_nonce={0}", nonce);
sb.AppendFormat(", oauth_timestamp={0}", timestamp);
sb.AppendFormat(", oauth_consumer_key={0}", conContext.ConsumerKey);
if (accessToken != null)
{
sb.AppendFormat(", , oauth_token={0}", accessToken.TokenKey);
}
sb.Append(", oauth_signature_method=\"HMAC-SHA1\"");
sb.AppendFormat(", oauth_signature={0}", signature);
return sb.ToString();
}
public virtual WebRequest CreateWebRequest(String url, String method, ICredentials credentials, Object context, OAuthConsumerContext conContext, OAuthToken accessToken, Dictionary<String, String> parameter)
{
// generate the signed url
String signedUrl = GetProtectedResourceUrl(url, conContext, accessToken, parameter, method);
// generate the web request as self
return CreateWebRequest(signedUrl, method, credentials, false, context);
}
static public String GenerateAuthorizationUrl(String baseAuthorizeUrl, String callbackUrl, OAuthToken requestToken)
{
var sb = new StringBuilder(baseAuthorizeUrl);
sb.AppendFormat("?oauth_token={0}", requestToken.TokenKey);
sb.AppendFormat("&oauth_callback={0}", OAuthBase.UrlEncode(callbackUrl, '.'));
return sb.ToString();
}
static public String GenerateSignedUrl(String baseResourceUrl, String method, OAuthConsumerContext context, OAuthToken token, Dictionary<String, String> urlParameter)
{
var sb = new StringBuilder(baseResourceUrl);
if (urlParameter != null)
{
sb.Append('?');
foreach (KeyValuePair<String, String> kvp in urlParameter)
{
if ( sb[sb.Length - 1] == '?' )
sb.AppendFormat("{0}={1}", kvp.Key, OAuthBase.UrlEncode(kvp.Value));
else
sb.AppendFormat("&{0}={1}", kvp.Key, OAuthBase.UrlEncode(kvp.Value));
}
}
return GenerateSignedUrl(sb.ToString(), method, context, token);
}
static public String GenerateAccessTokenUrl(String baseAccessTokenUrl, OAuthConsumerContext context, OAuthToken requestToken)
{
return GenerateSignedUrl(baseAccessTokenUrl, WebRequestMethodsEx.Http.Get, context, requestToken);
}
public String GetSignedUrl(String resourceUrl, OAuthConsumerContext conContext, OAuthToken accessToken, Dictionary<String, String> parameter)
{
return OAuthUrlGenerator.GenerateSignedUrl(resourceUrl, WebRequestMethodsEx.Http.Post, conContext, accessToken, parameter);
}
public String GetProtectedResourceUrl(String resourceUrl, OAuthConsumerContext conContext, OAuthToken accessToken, Dictionary<String, String> parameter, String webMethod)
{
// build url
return OAuthUrlGenerator.GenerateSignedUrl(resourceUrl, webMethod, conContext, accessToken, parameter);
}
public OAuthToken GetAccessToken(OAuthServiceContext svcContext, OAuthConsumerContext conContext, OAuthToken requestToken)
{
String url = OAuthUrlGenerator.GenerateAccessTokenUrl(svcContext.AccessTokenUrl, conContext, requestToken);
return GetToken(url);
}
internal DropBoxRequestToken(OAuthToken realToken)
{
RealToken = realToken;
}
public DropBoxToken(OAuthToken token, DropBoxBaseTokenInformation baseCreds)
: base(token.TokenKey, token.TokenSecret)
{
BaseTokenInformation = baseCreds;
}
internal GoogleDocsRequestToken(OAuthToken realToken)
{
RealToken = realToken;
}
public GoogleDocsToken(OAuthToken token, String consumerKey, String consumerSecret)
: this(token.TokenKey, token.TokenSecret, consumerKey, consumerSecret)
{
}
