EndpointUserMongoDao.java

/*
 * Copyright 2014-2016 CyberVision, Inc.
 *
 * 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 org.kaaproject.kaa.server.common.nosql.mongo.dao;

import static org.kaaproject.kaa.server.common.nosql.mongo.dao.model.MongoModelConstants.ENDPOINT_USER;
import static org.kaaproject.kaa.server.common.nosql.mongo.dao.model.MongoModelConstants.EP_USER_EXTERNAL_ID;
import static org.kaaproject.kaa.server.common.nosql.mongo.dao.model.MongoModelConstants.EP_USER_TENANT_ID;
import static org.springframework.data.mongodb.core.query.Criteria.where;
import static org.springframework.data.mongodb.core.query.Query.query;

import org.kaaproject.kaa.common.dto.EndpointUserDto;
import org.kaaproject.kaa.server.common.dao.impl.EndpointUserDao;
import org.kaaproject.kaa.server.common.nosql.mongo.dao.model.MongoEndpointUser;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Repository;

import java.util.UUID;

@Repository
public class EndpointUserMongoDao extends AbstractVersionableMongoDao<MongoEndpointUser, String>
    implements EndpointUserDao<MongoEndpointUser> {

  private static final Logger LOG = LoggerFactory.getLogger(EndpointUserMongoDao.class);

  @Override
  protected String getCollectionName() {
    return ENDPOINT_USER;
  }

  @Override
  protected Class<MongoEndpointUser> getDocumentClass() {
    return MongoEndpointUser.class;
  }

  @Override
  public MongoEndpointUser findByExternalIdAndTenantId(String externalId, String tenantId) {
    LOG.debug("Find user by external uid [{}] and tenant id [{}] ", externalId, tenantId);
    return findOne(query(where(EP_USER_EXTERNAL_ID)
        .is(externalId).and(EP_USER_TENANT_ID)
        .is(tenantId)));
  }

  @Override
  public void removeByExternalIdAndTenantId(String externalId, String tenantId) {
    LOG.debug("Remove user by external uid [{}] and tenant id [{}] ", externalId, tenantId);
    remove(query(where(EP_USER_EXTERNAL_ID)
        .is(externalId)
        .and(EP_USER_TENANT_ID)
        .is(tenantId)));
  }

  @Override
  public String generateAccessToken(String externalUid, String tenantId) {
    MongoEndpointUser endpointUser = findByExternalIdAndTenantId(externalUid, tenantId);
    String accessToken = UUID.randomUUID().toString();
    endpointUser.setAccessToken(accessToken);
    save(endpointUser);
    return accessToken;
  }

  @Override
  public boolean checkAccessToken(String externalId, String tenantId, String accessToken) {
    MongoEndpointUser endpointUser = findByExternalIdAndTenantId(externalId, tenantId);
    if (endpointUser == null) {
      LOG.debug("Can't find user with external id {}", externalId);
      return false;
    } else {
      String realAccessToken = endpointUser.getAccessToken();
      return realAccessToken != null && realAccessToken.equals(accessToken);
    }
  }

  @Override
  public MongoEndpointUser save(EndpointUserDto dto) {
    return save(new MongoEndpointUser(dto));
  }

}