com.predic8.membrane.core.interceptor.oauth2.flows.TokenFlow Maven / Gradle / Ivy
/*
* Copyright 2016 predic8 GmbH, www.predic8.com
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.predic8.membrane.core.interceptor.oauth2.flows;
import com.predic8.membrane.core.exchange.Exchange;
import com.predic8.membrane.core.http.Response;
import com.predic8.membrane.core.interceptor.Outcome;
import com.predic8.membrane.core.interceptor.authentication.session.SessionManager;
import com.predic8.membrane.core.interceptor.oauth2.Client;
import com.predic8.membrane.core.interceptor.oauth2.OAuth2AuthorizationServerInterceptor;
import com.predic8.membrane.core.interceptor.oauth2.OAuth2Util;
import com.predic8.membrane.core.interceptor.oauth2.ReusableJsonGenerator;
import java.io.IOException;
public class TokenFlow extends OAuth2Flow {
public TokenFlow(OAuth2AuthorizationServerInterceptor authServer, Exchange exc, SessionManager.Session s) {
super(authServer, exc, s);
}
@Override
public Outcome getResponse() throws IOException {
Client client;
synchronized (session) {
client = authServer.getClientList().getClient(session.getUserAttributes().get("client_id"));
}
String grantTypes = client.getGrantTypes();
if (!grantTypes.contains("implicit")) {
exc.setResponse(OAuth2Util.createParameterizedJsonErrorResponse(exc, new ReusableJsonGenerator(), "error", "invalid_grant_type"));
return Outcome.RETURN;
}
return respondWithTokenAndRedirect(exc, generateAccessToken(client), authServer.getTokenGenerator().getTokenType(),session);
}
private Outcome respondWithTokenAndRedirect(Exchange exc, String token, String tokenType, SessionManager.Session s) {
String state;
String redirectUrl;
String scope;
synchronized (s) {
state = s.getUserAttributes().get("state");
redirectUrl = s.getUserAttributes().get("redirect_uri");
scope = s.getUserAttributes().get("scope");
}
exc.setResponse(Response.
redirect(redirectUrl + "?access_token=" + token + stateQuery(state) + "&token_type=" + tokenType + "&scope=" + scope,false).
dontCache().
body("").
build());
return Outcome.RETURN;
}
public String generateAccessToken(Client client) {
synchronized (session) {
String token = authServer.getTokenGenerator().getToken(session.getUserName(), client.getClientId(), client.getClientSecret());
authServer.getSessionFinder().addSessionForToken(token,session);
return token;
}
}
}