Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/UserServiceImpl.java @ 5818:a4ff4167be1e

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Request feature info on all layers and show it as html if the server does not return valid gml. Non queryable layers produce an error message when the request fails. This is good enough
author Andre Heinecke <aheinecke@intevation.de>
date Wed, 24 Apr 2013 17:33:27 +0200
parents e39ac9767a69
children
rev   line source
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bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.flys.client.server;
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2
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3 import javax.servlet.http.HttpSession;
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5 import org.w3c.dom.Element;
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7 import org.apache.log4j.Logger;
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8
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9 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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10
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11 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
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13 import de.intevation.flys.client.client.services.UserService;
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14 import de.intevation.flys.client.server.auth.UserClient;
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15 import de.intevation.flys.client.shared.exceptions.AuthenticationException;
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16 import de.intevation.flys.client.shared.model.DefaultUser;
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17 import de.intevation.flys.client.shared.model.User;
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19 /**
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20 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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21 */
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22 public class UserServiceImpl
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23 extends RemoteServiceServlet
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24 implements UserService
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25 {
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26 /** Private logger. */
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27 private static final Logger logger = Logger.getLogger(UserServiceImpl.class);
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29 public static final String ERROR_NO_SUCH_USER = "error_no_such_user";
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31 public static final String ERROR_NO_USERS = "error_no_users";
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32
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33 public User getCurrentUser(String locale)
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34 throws AuthenticationException
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35 {
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36 String url = getServletContext().getInitParameter("server-url");
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37
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38 UserClient client = new UserClient(url);
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39 de.intevation.flys.client.server.auth.User loginuser = getUser();
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41 if (loginuser == null) {
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42 logger.debug("no session user");
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43 throw new AuthenticationException(ERROR_NO_SUCH_USER);
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44 }
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45
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46 try {
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47 Element user = client.findUser(loginuser);
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48
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49 if (user != null) {
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50 String uuid = user.getAttributeNS(
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51 ArtifactNamespaceContext.NAMESPACE_URI, "uuid");
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52 String name = user.getAttributeNS(
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53 ArtifactNamespaceContext.NAMESPACE_URI, "name");
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55 return new DefaultUser(uuid, name);
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56 }
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57 }
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58 catch (ConnectionException ce) {
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59 logger.error(ce, ce);
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60 }
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61
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62 logger.error("No users existing in the server.");
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63 throw new AuthenticationException(ERROR_NO_USERS);
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64 }
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65
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66 public void logoutCurrentUser() {
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67 HttpSession session = this.getThreadLocalRequest().getSession();
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68 session.setAttribute("user", null);
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69 }
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70 }
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71 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org