EDIT

/**

* Copyright (C) 2009 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.cdm.persistence.dao.hibernate.permission;

import java.util.List;

import org.hibernate.Hibernate;

import org.hibernate.Query;

import org.hibernate.criterion.Criterion;

import org.springframework.stereotype.Repository;

import eu.etaxonomy.cdm.model.permission.Group;

import eu.etaxonomy.cdm.model.permission.User;

import eu.etaxonomy.cdm.persistence.dao.hibernate.common.CdmEntityDaoBase;

import eu.etaxonomy.cdm.persistence.dao.permission.IUserDao;

import eu.etaxonomy.cdm.persistence.query.MatchMode;

import eu.etaxonomy.cdm.persistence.query.OrderHint;

@Repository

public class UserDaoImpl extends CdmEntityDaoBase<User> implements IUserDao {

    public UserDaoImpl() {

        super(User.class);

    }

    @Override

    public User findUserByUsername(String username) {

        Query query = getSession().createQuery("select user from User user where user.username = :username");

        query.setParameter("username", username);

        User user = (User)query.uniqueResult(); // username is a @NaturalId

        return initializeUser(user);

    }

    @Override

    public boolean userNameExists(String username) {

        Query query = getSession().createQuery("select count(user) from User user where user.username = :username");

        query.setParameter("username", username);

        long count = (long)query.uniqueResult();

        return count > 0;

    }

    @Override

    public boolean emailAddressExists(String emailAddress) {

        Query query = getSession().createQuery("select count(user) from User user where user.emailAddress = :emailAddress");

        query.setParameter("emailAddress", emailAddress);

        long count = (long)query.uniqueResult();

        return count > 0;

    }

    @Override

    public User findByEmailAddress(String emailAddress) {

        Query query = getSession().createQuery("select user from User user where user.emailAddress = :emailAddress");

        query.setParameter("emailAddress", emailAddress);

        User user = (User)query.uniqueResult(); // emailAddress to be unique, see https://dev.e-taxonomy.eu/redmine/issues/7276

        return initializeUser(user);

    }

    @Override

    public long countByUsername(String queryString, MatchMode matchmode, List<Criterion> criterion) {

        return countByParam(type, "username",queryString,matchmode,criterion);

    }

    @Override

    public List<User> findByUsername(String queryString, MatchMode matchmode, List<Criterion> criterion, Integer pageSize, Integer pageNumber, List<OrderHint> orderHints, List<String> propertyPaths) {

        return findByParam(type, "username", queryString, matchmode, criterion, pageSize, pageNumber, orderHints, propertyPaths);

    }

    public User initializeUser(User user) {

        if(user != null) {

            getSession().refresh(user); // make sure the user is always up to date

            Hibernate.initialize(user.getPerson());

            Hibernate.initialize(user.getGrantedAuthorities());

            for(Group group : user.getGroups()) {

                Hibernate.initialize(group.getGrantedAuthorities());

            }

        }

        return user;

    }

}