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Add CAS logout URL config in web.xml. #5

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10 changes: 10 additions & 0 deletions conf/example.yourdomain.edu/web.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,15 @@
<param-value>yourtomcatserver.yourdomain.edu</param-value><!-- name of the server to return to after successful authentication-->
</init-param>
</filter>
<filter>
<filter-name>CAS Logout Filter</filter-name>
<filter-class>ca.usask.ulc.filters.CasLogoutFilter</filter-class>
<init-param>
<param-name>ca.usask.ulc.filters.CasLogoutFilter.url</param-name>
<!-- Logout URL can take a service parameter that contains the url to redirect to after logout -->
<param-value>https://cas.usask.ca/cas/logout?service=https%3A%2F%2Fyourtomcatserver.yourdomain.ca</param-value>
</init-param>
</filter>
<filter>
<filter-name>Session Init Filter</filter-name>
<filter-class>ca.usask.ulc.filters.InitSessionFilter</filter-class>
Expand All @@ -44,6 +53,7 @@


<filter-mapping><filter-name>CAS Filter</filter-name><url-pattern>/auth/*</url-pattern> </filter-mapping>
<filter-mapping><filter-name>CAS Logout Filter</filter-name><url-pattern>/auth/logout</url-pattern> </filter-mapping>

<filter-mapping><filter-name>Session Init Filter</filter-name><url-pattern>/*</url-pattern> </filter-mapping>

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60 changes: 60 additions & 0 deletions src/ca/usask/ulc/filters/CasLogoutFilter.java
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@@ -0,0 +1,60 @@
package ca.usask.ulc.filters;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpServletRequest;

import org.apache.log4j.Logger;


public final class CasLogoutFilter implements Filter
{
private FilterConfig filterConfig=null;

private static Logger logger = Logger.getLogger( CasLogoutFilter.class );


public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException
{
HttpServletRequest local=(HttpServletRequest)request;
HttpSession session=local.getSession(true);
// clear local session
session.removeAttribute("edu.yale.its.tp.cas.client.filter.user");

session.removeAttribute("userIsSysadmin");
session.removeAttribute("userHasAccessToOfferings");
session.removeAttribute("userHasAccessToOrganizations");
session.removeAttribute("userHasAccessToOrganizations");

session.removeAttribute("sessionInitialized");
session.removeAttribute("JSESSIONID");

// goto CAS logout url to clear CAS session
String url = filterConfig.
getInitParameter("ca.usask.ulc.filters.CasLogoutFilter.url");
HttpServletResponse httpResponse = (HttpServletResponse) response;
httpResponse.sendRedirect(url);
return;
}


public void destroy()
{
this.filterConfig=null;
}

public void init(FilterConfig filterConfig)
{
this.filterConfig=filterConfig;
}

}
6 changes: 0 additions & 6 deletions web/js/global_lib.js
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Original file line number Diff line number Diff line change
Expand Up @@ -242,12 +242,6 @@ function logout()
window.open("/cat/logout.jsp");
setTimeout('document.location="/cat/logout.jsp"',1000);
}
function updateLoginStatusAfterlogout()
{
window.location="/cat/auth/myCourses.jsp";
//window.location.reload();
//loadURLIntoId("/cat/login.jsp","#loginStatus");
}
function openEdit()
{
var text = "";
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2 changes: 1 addition & 1 deletion web/login.jsp
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Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,7 @@
String userid=(String)session.getAttribute("edu.yale.its.tp.cas.client.filter.user");
if (userid != null)
{
%>You are logged in as <%=userid%>. <a href="javascript:logout();">Log out</a>
%>You are logged in as <%=userid%>. <a href="/cat/auth/logout">Log out</a>
<%
}
else
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40 changes: 0 additions & 40 deletions web/logout.jsp
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