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Java > Open Source Codes > org > appfuse > webapp > action > SignupController


1 package org.appfuse.webapp.action;
2
3 import java.util.Locale JavaDoc;
4
5 import javax.servlet.http.HttpServletRequest JavaDoc;
6 import javax.servlet.http.HttpServletResponse JavaDoc;
7
8 import org.appfuse.Constants;
9 import org.appfuse.model.User;
10 import org.appfuse.service.RoleManager;
11 import org.appfuse.service.UserExistsException;
12 import org.appfuse.util.StringUtil;
13 import org.appfuse.webapp.util.RequestUtil;
14
15 import org.springframework.beans.factory.NoSuchBeanDefinitionException;
16 import org.springframework.context.ApplicationContext;
17 import org.springframework.validation.BindException;
18 import org.springframework.web.context.support.WebApplicationContextUtils;
19 import org.springframework.web.servlet.ModelAndView;
20
21 import org.acegisecurity.context.SecurityContextHolder;
22 import org.acegisecurity.Authentication;
23 import org.acegisecurity.providers.UsernamePasswordAuthenticationToken;
24 import org.acegisecurity.providers.ProviderManager;
25
26 /**
27  * Controller to signup new users.
28  *
29  * <p>
30  * <a HREF="SignupController.java.htm"><i>View Source</i></a>
31  * </p>
32  *
33  * @author <a HREF="mailto:matt@raibledesigns.com">Matt Raible</a>
34  */
35 public class SignupController extends BaseFormController {
36     private RoleManager roleManager;
37
38     public void setRoleManager(RoleManager roleManager) {
39         this.roleManager = roleManager;
40     }
41     
42     public SignupController() {
43         setCommandName("user");
44         setCommandClass(User.class);
45     }
46     
47     public ModelAndView onSubmit(HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response,
48                                  Object JavaDoc command, BindException errors)
49     throws Exception JavaDoc {
50         if (log.isDebugEnabled()) {
51             log.debug("entering 'onSubmit' method...");
52         }
53
54         User user = (User) command;
55         Locale JavaDoc locale = request.getLocale();
56
57         Boolean JavaDoc encrypt = (Boolean JavaDoc) getConfiguration().get(Constants.ENCRYPT_PASSWORD);
58         
59         if (encrypt != null && encrypt.booleanValue()) {
60             String JavaDoc algorithm = (String JavaDoc) getConfiguration().get(Constants.ENC_ALGORITHM);
61     
62             if (algorithm == null) { // should only happen for test case
63 log.debug("assuming testcase, setting algorithm to 'SHA'");
64                 algorithm = "SHA";
65             }
66             
67             user.setPassword(StringUtil.encodePassword(user.getPassword(), algorithm));
68         }
69         
70         user.setEnabled(true);
71         
72         // Set the default user role on this new user
73 user.addRole(roleManager.getRole(Constants.USER_ROLE));
74
75         try {
76             this.getUserManager().saveUser(user);
77         } catch (UserExistsException e) {
78             log.warn(e.getMessage());
79
80             errors.rejectValue("username", "errors.existing.user",
81                                new Object JavaDoc[] {
82                                    user.getUsername(), user.getEmail()
83                                }, "duplicate user");
84
85             // redisplay the unencrypted passwords
86 user.setPassword(user.getConfirmPassword());
87             return showForm(request, response, errors);
88         }
89
90         saveMessage(request, getText("user.registered", user.getUsername(), locale));
91         request.getSession().setAttribute(Constants.REGISTERED, Boolean.TRUE);
92
93         // log user in automatically
94 Authentication auth = new UsernamePasswordAuthenticationToken(user.getUsername(), user.getConfirmPassword());
95         try {
96             ApplicationContext ctx =
97                 WebApplicationContextUtils.getWebApplicationContext(request.getSession().getServletContext());
98             if (ctx != null) {
99                 ProviderManager authenticationManager = (ProviderManager) ctx.getBean("authenticationManager");
100                 SecurityContextHolder.getContext().setAuthentication(authenticationManager.doAuthentication(auth));
101             }
102         } catch (NoSuchBeanDefinitionException n) {
103             // ignore, should only happen when testing
104 }
105         
106         // Send user an e-mail
107 if (log.isDebugEnabled()) {
108             log.debug("Sending user '" + user.getUsername() + "' an account information e-mail");
109         }
110
111         // Send an account information e-mail
112 message.setSubject(getText("signup.email.subject", locale));
113         sendUserMessage(user, getText("signup.email.message", locale), RequestUtil.getAppURL(request));
114         
115         return new ModelAndView(getSuccessView());
116     }
117 }
118
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