content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 org.apache.camel.component.bonita.api.filter;
  
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.Map;
  
  import jakarta.ws.rs.client.Client;
  import jakarta.ws.rs.client.ClientBuilder;
  import jakarta.ws.rs.client.ClientRequestContext;
  import jakarta.ws.rs.client.ClientRequestFilter;
  import jakarta.ws.rs.client.Entity;
  import jakarta.ws.rs.client.WebTarget;
  import jakarta.ws.rs.core.MediaType;
  import jakarta.ws.rs.core.MultivaluedHashMap;
  import jakarta.ws.rs.core.MultivaluedMap;
  import jakarta.ws.rs.core.NewCookie;
  import jakarta.ws.rs.core.Response;
  
  import org.apache.camel.component.bonita.api.util.BonitaAPIConfig;
  import org.apache.camel.util.ObjectHelper;
  
  public class BonitaAuthFilter implements ClientRequestFilter {
  
      private BonitaAPIConfig bonitaApiConfig;
  
      public BonitaAuthFilter(BonitaAPIConfig bonitaApiConfig) {
          this.bonitaApiConfig = bonitaApiConfig;
      }
  
      @Override
      public void filter(ClientRequestContext requestContext) throws IOException {
          if (requestContext.getCookies().get("JSESSIONID") == null) {
              String username = bonitaApiConfig.getUsername();
              String password = bonitaApiConfig.getPassword();
              String bonitaApiToken = null;
              if (ObjectHelper.isEmpty(username)) {
                  throw new IllegalArgumentException("Username provided is null or empty.");
              }
              if (ObjectHelper.isEmpty(password)) {
                  throw new IllegalArgumentException("Password provided is null or empty.");
              }
              ClientBuilder clientBuilder = ClientBuilder.newBuilder();
              Client client = clientBuilder.build();
              WebTarget webTarget = client.target(bonitaApiConfig.getBaseBonitaURI()).path("loginservice");
              MultivaluedMap<String, String> form = new MultivaluedHashMap<>();
              form.add("username", username);
              form.add("password", password);
              form.add("redirect", "false");
              Response response = webTarget.request().accept(MediaType.APPLICATION_FORM_URLENCODED)
                      .post(Entity.form(form));
              Map<String, NewCookie> cr = response.getCookies();
              ArrayList<Object> cookies = new ArrayList<>();
              for (NewCookie cookie : cr.values()) {
                  if ("X-Bonita-API-Token".equals(cookie.getName())) {
                      bonitaApiToken = cookie.getValue();
                      requestContext.getHeaders().add("X-Bonita-API-Token", bonitaApiToken);
                  }
                  cookies.add(cookie.toString());
              }
              requestContext.getHeaders().put("Cookie", cookies);
  
          }
      }
  
      public BonitaAPIConfig getBonitaApiConfig() {
          return bonitaApiConfig;
      }
  
      public void setBonitaApiConfig(BonitaAPIConfig bonitaApiConfig) {
          this.bonitaApiConfig = bonitaApiConfig;
      }
  }
  