text: /*
   * Password Management Servlets (PWM)
   * http://www.pwm-project.org
   *
   * Copyright (c) 2006-2009 Novell, Inc.
   * Copyright (c) 2009-2020 The PWM Project
   *
   * 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 password.pwm.http.auth;
  
  import password.pwm.error.PwmUnrecoverableException;
  import password.pwm.http.PwmRequest;
  import password.pwm.http.servlet.oauth.OAuthMachine;
  import password.pwm.http.servlet.oauth.OAuthSettings;
  
  import java.io.IOException;
  
  public class OAuthFilterAuthenticationProvider implements PwmHttpFilterAuthenticationProvider
  {
  
      private boolean redirected = false;
  
      public void attemptAuthentication(
              final PwmRequest pwmRequest
      )
              throws PwmUnrecoverableException, IOException
      {
          final OAuthSettings oauthSettings = OAuthSettings.forSSOAuthentication( pwmRequest.getConfig() );
          if ( !oauthSettings.oAuthIsConfigured() )
          {
              return;
          }
  
          final String originalURL = pwmRequest.getURLwithQueryString();
          final OAuthMachine oAuthMachine = new OAuthMachine( pwmRequest.getLabel(), oauthSettings );
          oAuthMachine.redirectUserToOAuthServer( pwmRequest, originalURL, null, null );
          redirected = true;
      }
  
      @Override
      public boolean hasRedirectedResponse( )
      {
          return redirected;
      }
  }
  