private UserInfo GetUserData(string token)
{
var parameters = new NameValueCollection {
{ "oauth_consumer_key", _appId },
{ "oauth_nonce", SignatureGenerator.GenerateNonce() },
{ "oauth_signature_method", SignatureMethod },
{ "oauth_timestamp", SignatureGenerator.GetTimestamp() },
{ "oauth_token", token },
{ "oauth_version", "1.0" },
};
var parametersString = OAuthHelpers.ConstructQueryString(parameters);
var signature = _signatureGenerator.GenerateSignature("GET", TumblrApi + "v2/user/info", parametersString);
parameters.Set("oauth_signature", signature);
var auth = "OAuth" + OAuthHelpers.ConstructQueryString(parameters, ",");
var userInfoUrl = OAuthHelpers.BuildUri(TumblrApi, "v2/user/info", parameters);
var response = OAuthHelpers.AuthorizationLoad(userInfoUrl, auth);
dynamic obj = JObject.Parse(response);
return(new UserInfo {
Id = obj.response.user.blogs[0].url,
UserName = obj.response.user.name
});
}
public void RequestAuthentication(HttpContextBase context, Uri returnUrl)
{
_redirectUri = returnUrl.AbsoluteUri;
var url = CreateRequestTokenUrl();
var request = OAuthHelpers.Load(url);
var requestToken = OAuthHelpers.GetValueFromRequest(request, "oauth_token");
_tokenSecret = OAuthHelpers.GetValueFromRequest(request, "oauth_token_secret");
_signatureGenerator = new SignatureGenerator(_appSecret, _tokenSecret);
var redirectUrl = CreateRedirectUrl(requestToken);
context.Response.Redirect(redirectUrl, false);
}
private string CreateRequestTokenUrl()
{
var parameters = new NameValueCollection {
{ "oauth_callback", SignatureGenerator.Encode(_redirectUri) },
{ "oauth_consumer_key", _appId },
{ "oauth_nonce", SignatureGenerator.GenerateNonce() },
{ "oauth_signature_method", SignatureMethod },
{ "oauth_timestamp", SignatureGenerator.GetTimestamp() },
{ "oauth_version", OAuthValue }
};
var parametersString = OAuthHelpers.ConstructQueryString(parameters);
var signature = _signatureGenerator.GenerateSignature("GET", OAuthUrl + OAuthRequestTokenPath, parametersString, true);
parameters.Set("oauth_signature", signature);
return(OAuthHelpers.BuildUri(OAuthUrl, OAuthRequestTokenPath, parameters));
}
private string CreateRequestTokenUrl(Uri returnUrl)
{
var parameters = new NameValueCollection {
{ "oauth_callback", SignatureGenerator.Encode(returnUrl.AbsoluteUri) },
{ "oauth_consumer_key", _appId },
{ "oauth_nonce", SignatureGenerator.GenerateNonce() },
{ "oauth_signature_method", SignatureMethod },
{ "oauth_timestamp", SignatureGenerator.GetTimestamp() },
{ "oauth_version", "1.0" },
};
var parametersString = OAuthHelpers.ConstructQueryString(parameters);
var signature = _signatureGenerator.GenerateSignature("GET", TumblrUrl + "oauth/request_token", parametersString, true);
parameters.Set("oauth_signature", signature);
return(OAuthHelpers.BuildUri(TumblrUrl, "oauth/request_token", parameters));
}
private string CreateUserInfoUrl(HttpContextBase context)
{
var parameters = new NameValueCollection {
{ "oauth_consumer_key", _appId },
{ "oauth_nonce", SignatureGenerator.GenerateNonce() },
{ "oauth_signature_method", SignatureMethod },
{ "oauth_timestamp", SignatureGenerator.GetTimestamp() },
{ "oauth_token", context.Request.QueryString["oauth_token"] },
{ "oauth_verifier", context.Request.QueryString["oauth_verifier"] },
{ "oauth_version", OAuthValue }
};
var parametersString = OAuthHelpers.ConstructQueryString(parameters);
var signature = _signatureGenerator.GenerateSignature("GET", OAuthUrl + OAuthAccessTokenPath, parametersString);
parameters.Set("oauth_signature", signature);
return(OAuthHelpers.BuildUri(OAuthUrl, OAuthAccessTokenPath, parameters));
}
private string CreateAccessTokenUrl(HttpContextBase context)
{
var parameters = new NameValueCollection {
{ "oauth_consumer_key", _appId },
{ "oauth_nonce", SignatureGenerator.GenerateNonce() },
{ "oauth_signature_method", "HMAC-SHA1" },
{ "oauth_timestamp", SignatureGenerator.GetTimestamp() },
{ "oauth_token", context.Request["oauth_token"] },
{ "oauth_verifier", context.Request["oauth_verifier"] },
{ "oauth_version", "1.0" },
};
var parametersString = OAuthHelpers.ConstructQueryString(parameters);
var signature = _signatureGenerator.GenerateSignature("GET", TumblrUrl + "oauth/access_token", parametersString);
parameters.Set("oauth_signature", signature);
return(OAuthHelpers.BuildUri(TumblrUrl, "oauth/access_token", parameters));
}
private void RegenerateSignatureKey(string response)
{
_tokenSecret = HttpUtility.ParseQueryString(response).Get("oauth_token_secret");
_signatureGenerator = new SignatureGenerator(_appSecret, _tokenSecret);
}
public FlickrOAuthClient(string appId, string appSecret)
{
_appId = appId;
_appSecret = appSecret;
_signatureGenerator = new SignatureGenerator(_appSecret, _tokenSecret);
}
