Mercurial > hg > LightPIT / file revision

 /*

  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

  *

  * Copyright 2021 Mike Becker. All rights reserved.

  *

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions are met:

  *

  *   1. Redistributions of source code must retain the above copyright

  *      notice, this list of conditions and the following disclaimer.

  *

  *   2. Redistributions in binary form must reproduce the above copyright

  *      notice, this list of conditions and the following disclaimer in the

  *      documentation and/or other materials provided with the distribution.

  *

  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

  * POSSIBILITY OF SUCH DAMAGE.

  *

  */

 package de.uapcore.lightpit.modules;

 import de.uapcore.lightpit.AbstractServlet;

 import de.uapcore.lightpit.Constants;

 import de.uapcore.lightpit.HttpMethod;

 import de.uapcore.lightpit.RequestMapping;

 import de.uapcore.lightpit.dao.DataAccessObject;

 import de.uapcore.lightpit.entities.User;

 import de.uapcore.lightpit.viewmodel.UsersEditView;

 import de.uapcore.lightpit.viewmodel.UsersView;

 import org.slf4j.Logger;

 import org.slf4j.LoggerFactory;

 import javax.servlet.ServletException;

 import javax.servlet.annotation.WebServlet;

 import javax.servlet.http.HttpServletRequest;

 import javax.servlet.http.HttpServletResponse;

 import java.io.IOException;

 import java.sql.SQLException;

 import java.util.NoSuchElementException;

 @WebServlet(

         name = "UsersModule",

         urlPatterns = "/teams/*"

 )

 public final class UsersModule extends AbstractServlet {

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

     @RequestMapping(method = HttpMethod.GET)

     public void index(HttpServletRequest req, HttpServletResponse resp, DataAccessObject dao) throws SQLException, ServletException, IOException {

         final var viewModel = new UsersView();

         viewModel.setUsers(dao.listUsers());

         setViewModel(req, viewModel);

         setContentPage(req, "users");

         renderSite(req, resp);

     }

     @RequestMapping(requestPath = "edit", method = HttpMethod.GET)

     public void edit(HttpServletRequest req, HttpServletResponse resp, DataAccessObject dao) throws SQLException, ServletException, IOException {

         final var viewModel = new UsersEditView();

         viewModel.setUser(findByParameter(req, Integer.class, "id", dao::findUser).orElse(new User(-1)));

         setViewModel(req, viewModel);

         setContentPage(req, "user-form");

         renderSite(req, resp);

     }

     @RequestMapping(requestPath = "commit", method = HttpMethod.POST)

     public void commit(HttpServletRequest req, HttpServletResponse resp, DataAccessObject dao) throws ServletException, IOException {

         User user = new User(-1);

         try {

             user = new User(getParameter(req, Integer.class, "userid").orElseThrow());

             user.setUsername(getParameter(req, String.class, "username").orElseThrow());

             getParameter(req, String.class, "givenname").ifPresent(user::setGivenname);

             getParameter(req, String.class, "lastname").ifPresent(user::setLastname);

             getParameter(req, String.class, "mail").ifPresent(user::setMail);

             if (user.getId() > 0) {

                 dao.updateUser(user);

             } else {

                 dao.insertUser(user);

             }

             setRedirectLocation(req, "./teams/");

             setContentPage(req, Constants.JSP_COMMIT_SUCCESSFUL);

             LOG.debug("Successfully updated user {}", user.getUsername());

         } catch (NoSuchElementException | IllegalArgumentException ex) {

             final var viewModel = new UsersEditView();

             viewModel.setUser(user);

             // TODO: viewModel.setErrorText()

             setViewModel(req, viewModel);

             setContentPage(req, "user-form");

             LOG.warn("Form validation failure: {}", ex.getMessage());

             LOG.debug("Details:", ex);

         }

         renderSite(req, resp);

     }

 }