Add first stab at OpenID verification.
[demoscenemusic.git] / src / main / java / net / pterodactylus / demoscenemusic / page / RegisterPage.java
1 /*
2  * DemosceneMusic - RegisterPage.java - Copyright © 2012 David Roden
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation, either version 3 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
16  */
17
18 package net.pterodactylus.demoscenemusic.page;
19
20 import java.util.List;
21
22 import net.pterodactylus.demoscenemusic.core.Core;
23 import net.pterodactylus.util.object.Default;
24 import net.pterodactylus.util.template.Template;
25 import net.pterodactylus.util.template.TemplateContext;
26 import net.pterodactylus.util.template.TemplateContextFactory;
27 import net.pterodactylus.util.web.Method;
28 import net.pterodactylus.util.web.RedirectException;
29
30 import org.openid4java.consumer.ConsumerException;
31 import org.openid4java.discovery.DiscoveryException;
32 import org.openid4java.discovery.DiscoveryInformation;
33 import org.openid4java.message.AuthRequest;
34 import org.openid4java.message.MessageException;
35
36 /**
37  * TODO
38  *
39  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
40  */
41 public class RegisterPage extends BasePage {
42
43         private static final String RETURN_URL = "http://www.demoscenemusic.org/openid";
44
45         /**
46          * @param core
47          * @param templateContextFactory
48          * @param template
49          * @param pageName
50          */
51         public RegisterPage(Core core, TemplateContextFactory templateContextFactory, Template template) {
52                 super(core, templateContextFactory, template, "register");
53         }
54
55         /**
56          * {@inheritDoc}
57          */
58         @Override
59         @SuppressWarnings("unchecked")
60         protected void processTemplate(TemplateContext templateContext, ServletRequest request) throws RedirectException {
61                 super.processTemplate(templateContext, request);
62                 if (request.getMethod() == Method.POST) {
63                         String openId = Default.forNull(request.getServletRequest().getParameter("openid_url"), "").trim();
64                         templateContext.set("openid_url", openId);
65                         if ("".equals(openId)) {
66                                 templateContext.set("error", "openid-empty");
67                                 return;
68                         }
69                         try {
70                                 List<DiscoveryInformation> discoveries = getCore().getConsumerManager().discover(openId);
71                                 DiscoveryInformation discoveryInformation = getCore().getConsumerManager().associate(discoveries);
72                                 request.getServletRequest().setAttribute("openid-discovery", discoveryInformation);
73                                 AuthRequest authRequest = getCore().getConsumerManager().authenticate(discoveryInformation, RETURN_URL);
74 //                              if (discoveryInformation.isVersion2()) {
75 //                              } else {
76                                 throw new RedirectException(authRequest.getDestinationUrl(true));
77 //                              }
78                         } catch (DiscoveryException de1) {
79                                 templateContext.set("error", "openid");
80                         } catch (MessageException me1) {
81                                 me1.printStackTrace();
82                         } catch (ConsumerException ce1) {
83                                 ce1.printStackTrace();
84                         }
85                 }
86         }
87
88 }