AutoLoginFilter


1   /*
2    * WebSessionFilter
3    *
4    * A filter that recognizes return users who have
5    * chosen to have their login information remembered.
6    * Creates a valid WebSession object and
7    * passes it a contact to use to fill its information
8    *
9    */
10  package com.dotmarketing.filters;
11  
12  import java.io.IOException  ;
13  
14  import javax.servlet.Filter  ;
15  import javax.servlet.FilterChain  ;
16  import javax.servlet.FilterConfig  ;
17  import javax.servlet.ServletException  ;
18  import javax.servlet.ServletRequest  ;
19  import javax.servlet.ServletResponse  ;
20  import javax.servlet.http.HttpServletRequest  ;
21  import javax.servlet.http.HttpServletResponse  ;
22  import javax.servlet.http.HttpSession  ;
23  
24  import com.dotmarketing.cms.login.factories.LoginFactory;
25  import com.dotmarketing.util.Logger;
26  import com.dotmarketing.util.UtilMethods;
27  import com.dotmarketing.util.WebKeys;
28  
29  public class AutoLoginFilter implements Filter   {
30  
31      public void destroy() {
32  
33      }
34  
35      public void doFilter(ServletRequest   req, ServletResponse   res, FilterChain   chain) throws IOException  ,
36              ServletException   {
37          HttpServletResponse   response = (HttpServletResponse  ) res;
38          HttpServletRequest   request = (HttpServletRequest  ) req;
39          HttpSession   session = request.getSession(false);
40          
41          String   encryptedId = UtilMethods.getCookieValue(request.getCookies(), WebKeys.CMS_USER_ID_COOKIE);
42   
43          if (((session != null && session.getAttribute(WebKeys.CMS_USER) == null) || session == null)&& 
44                  UtilMethods.isSet(encryptedId)) {
45              Logger.debug(AutoLoginFilter.class, "Doing AutoLogin for " + encryptedId);
46              LoginFactory.doCookieLogin(encryptedId, request, response);
47          }
48  
49          chain.doFilter(req, response);
50          
51      }
52  
53      public void init(FilterConfig   config) throws ServletException   {
54      }
55  }
56
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