content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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.alibaba.nacos.plugin.auth.impl.users;
  
  import com.alibaba.nacos.api.model.Page;
  import com.alibaba.nacos.plugin.auth.impl.configuration.AuthConfigs;
  import com.alibaba.nacos.plugin.auth.impl.persistence.User;
  import com.alibaba.nacos.plugin.auth.impl.persistence.UserPersistService;
  import com.alibaba.nacos.plugin.auth.impl.utils.PasswordEncoderUtil;
  import org.springframework.security.core.userdetails.UserDetails;
  import org.springframework.security.core.userdetails.UsernameNotFoundException;
  
  import java.util.List;
  
  /**
   * Custom user service, implemented by directly access to database.
   *
   * @author wfnuser
   * @author nkorange
   */
  public class NacosUserServiceDirectImpl extends AbstractCachedUserService implements NacosUserService {
      
      private final UserPersistService userPersistService;
      
      private final AuthConfigs authConfigs;
      
      public NacosUserServiceDirectImpl(AuthConfigs authConfigs, UserPersistService userPersistService) {
          super();
          this.userPersistService = userPersistService;
          this.authConfigs = authConfigs;
      }
      
      @Override
      public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
          User user = getCachedUserMap().get(username);
          if (!authConfigs.isCachingEnabled()) {
              user = getUser(username);
          }
          if (user == null) {
              throw new UsernameNotFoundException(String.format("User %s not found", username));
          }
          return new NacosUserDetails(user);
      }
      
      @Override
      public void updateUserPassword(String username, String password) {
          userPersistService.updateUserPassword(username, PasswordEncoderUtil.encode(password));
      }
      
      @Override
      public Page<User> getUsers(int pageNo, int pageSize, String username) {
          return userPersistService.getUsers(pageNo, pageSize, username);
      }
      
      @Override
      public User getUser(String username) {
          return userPersistService.findUserByUsername(username);
      }
      
      @Override
      public List<String> findUserNames(String username) {
          return userPersistService.findUserLikeUsername(username);
      }
      
      @Override
      public void createUser(String username, String password, boolean encode) {
          validateUserCredentials(username, password);
          if (encode) {
              password = PasswordEncoderUtil.encode(password);
          }
          userPersistService.createUser(username, password);
      }
      
      @Override
      public void deleteUser(String username) {
          userPersistService.deleteUser(username);
      }
      
      @Override
      public Page<User> findUsers(String username, int pageNo, int pageSize) {
          return userPersistService.findUsersLike4Page(username, pageNo, pageSize);
      }
  }
  