src/main/java/de/uapcore/lightpit/modules/UsersModule.java

changeset 184
e8eecee6aadf
parent 180
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183:61669abf277f 184:e8eecee6aadf
1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2021 Mike Becker. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 *
28 */
29 package de.uapcore.lightpit.modules;
30
31 import de.uapcore.lightpit.AbstractServlet;
32 import de.uapcore.lightpit.Constants;
33 import de.uapcore.lightpit.HttpMethod;
34 import de.uapcore.lightpit.RequestMapping;
35 import de.uapcore.lightpit.dao.DataAccessObject;
36 import de.uapcore.lightpit.entities.User;
37 import de.uapcore.lightpit.viewmodel.UsersEditView;
38 import de.uapcore.lightpit.viewmodel.UsersView;
39 import org.slf4j.Logger;
40 import org.slf4j.LoggerFactory;
41
42 import javax.servlet.ServletException;
43 import javax.servlet.annotation.WebServlet;
44 import javax.servlet.http.HttpServletRequest;
45 import javax.servlet.http.HttpServletResponse;
46 import java.io.IOException;
47 import java.sql.SQLException;
48 import java.util.NoSuchElementException;
49
50 @WebServlet(
51 name = "UsersModule",
52 urlPatterns = "/teams/*"
53 )
54 public final class UsersModule extends AbstractServlet {
55
56 private static final Logger LOG = LoggerFactory.getLogger(UsersModule.class);
57
58 @RequestMapping(method = HttpMethod.GET)
59 public void index(HttpServletRequest req, HttpServletResponse resp, DataAccessObject dao) throws SQLException, ServletException, IOException {
60 final var viewModel = new UsersView();
61 viewModel.setUsers(dao.listUsers());
62 setViewModel(req, viewModel);
63 setContentPage(req, "users");
64
65 renderSite(req, resp);
66 }
67
68 @RequestMapping(requestPath = "edit", method = HttpMethod.GET)
69 public void edit(HttpServletRequest req, HttpServletResponse resp, DataAccessObject dao) throws SQLException, ServletException, IOException {
70
71 final var viewModel = new UsersEditView();
72 viewModel.setUser(findByParameter(req, Integer.class, "id", dao::findUser).orElse(new User(-1)));
73
74 setViewModel(req, viewModel);
75 setContentPage(req, "user-form");
76
77 renderSite(req, resp);
78 }
79
80 @RequestMapping(requestPath = "commit", method = HttpMethod.POST)
81 public void commit(HttpServletRequest req, HttpServletResponse resp, DataAccessObject dao) throws ServletException, IOException {
82
83 User user = new User(-1);
84 try {
85 user = new User(getParameter(req, Integer.class, "userid").orElseThrow());
86 user.setUsername(getParameter(req, String.class, "username").orElseThrow());
87 getParameter(req, String.class, "givenname").ifPresent(user::setGivenname);
88 getParameter(req, String.class, "lastname").ifPresent(user::setLastname);
89 getParameter(req, String.class, "mail").ifPresent(user::setMail);
90
91 if (user.getId() > 0) {
92 dao.updateUser(user);
93 } else {
94 dao.insertUser(user);
95 }
96
97 setRedirectLocation(req, "./teams/");
98 setContentPage(req, Constants.JSP_COMMIT_SUCCESSFUL);
99
100 LOG.debug("Successfully updated user {}", user.getUsername());
101 } catch (NoSuchElementException | IllegalArgumentException ex) {
102 final var viewModel = new UsersEditView();
103 viewModel.setUser(user);
104 // TODO: viewModel.setErrorText()
105 setViewModel(req, viewModel);
106 setContentPage(req, "user-form");
107 LOG.warn("Form validation failure: {}", ex.getMessage());
108 LOG.debug("Details:", ex);
109 }
110
111 renderSite(req, resp);
112 }
113 }

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