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annotate flys-client/src/main/java/de/intevation/flys/client/server/GGInAFilter.java @ 2964:c12e29661e6a

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Login: Cast session user to abstract type not WAS specific flys-client/trunk@4951 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 12 Jul 2012 13:25:04 +0000
parents b7aab14310cb
children 8255247da645
rev   line source
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6c613c9f3a51 Stub for A&A Servlet Filter.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
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1 package de.intevation.flys.client.server;
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2
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3 import java.io.IOException;
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4
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5 import javax.servlet.Filter;
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6 import javax.servlet.FilterChain;
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7 import javax.servlet.FilterConfig;
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8 import javax.servlet.ServletException;
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9 import javax.servlet.ServletRequest;
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10 import javax.servlet.ServletResponse;
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6e4e4b96ca6c Removed superfluous imports.
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11
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12 import javax.servlet.http.HttpServletRequest;
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13 import javax.servlet.http.HttpServletResponse;
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14 import javax.servlet.http.HttpSession;
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15
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16 import org.apache.log4j.Logger;
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17
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c12e29661e6a Login: Cast session user to abstract type not WAS specific
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18 import de.intevation.flys.client.server.auth.User;
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19
2889
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20
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21 /** ServletFilter used for GGInA authentification and certain authorisation. */
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22 public class GGInAFilter implements Filter {
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23
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24 /** Private logger. */
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25 private static Logger logger = Logger.getLogger(GGInAFilter.class);
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26
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27 private boolean deactivate = false;
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28
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29
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30 /**
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31 * Initialize.
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32 *
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33 * Read FilterConfig parameter deactivate
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34 */
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35 @Override
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36 public void init(FilterConfig config)
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37 throws ServletException
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38 {
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39 String deactivate = config.getInitParameter("deactivate");
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40 if (deactivate != null && deactivate.equalsIgnoreCase("true")) {
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41 this.deactivate = true;
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42 }
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43
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44 }
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45
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46
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47 /**
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48 * Called when filter in chain invoked.
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49 * @param req request to servlet
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50 * @param resp response of servlet
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51 * @param chain the filter chain
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52 */
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53 @Override
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54 public void doFilter(ServletRequest req, ServletResponse resp, FilterChain chain)
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55 throws IOException, ServletException
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56 {
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57 if (this.deactivate) {
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58 logger.debug("GGinAFilter is deactivated");
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59 chain.doFilter(req, resp);
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60 return;
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61 }
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62
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63 HttpServletRequest sreq = (HttpServletRequest) req;
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64
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65 String requesturi = sreq.getRequestURI();
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66
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67 logger.debug("Request for: " + requesturi);
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68
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69 // Allow access to login pages
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70 // TODO Maybe replace with Filter <url-pattern>
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71 if (requesturi.equals("/login.jsp") || requesturi.equals("/flys/login")
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72 || requesturi.equals("/FLYS.css")) {
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73 logger.debug("Request for login " + requesturi);
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74 chain.doFilter(req, resp);
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75 return;
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76 }
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77
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78 HttpSession session = sreq.getSession();
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79
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80 String uri = requesturi;
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81 if (sreq.getQueryString() != null) {
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82 uri = uri + "?" + sreq.getQueryString();
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83 }
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84 session.setAttribute("requesturi", uri);
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85
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86 User user = (User)session.getAttribute("user");
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87 if (user == null) {
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88 logger.debug("No user in session: " + requesturi);
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89 this.redirect(resp);
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90 return;
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91 }
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92 if (user.hasExpired()) {
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93 logger.debug("User ticket has expired: " + requesturi);
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94 this.redirect(resp);
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95 return;
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96 }
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97
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98 logger.debug("GGInAFilter.doFilter");
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99 chain.doFilter(req, resp);
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100 return;
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101 }
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102
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103 private void redirect(ServletResponse resp) throws IOException {
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104 logger.debug("Redirect to login");
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105 ((HttpServletResponse) resp).sendRedirect("/login.jsp");
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106 }
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107
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108
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109 /**
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110 * Do nothing at destruction.
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111 */
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112 @Override
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113 public void destroy() {
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114 }
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115 }
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116 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org