svn commit: r1468744 - /shiro/trunk/support/cas/src/main/java/org/apache/shiro/cas/CasAuthenticatedUserFilter.java

[lh...@apache.org]

Author: lhazlewood
Date: Wed Apr 17 04:26:37 2013
New Revision: 1468744

URL: http://svn.apache.org/r1468744
Log:
SHIRO-373: applied patch.  Thanks!

Added:
    shiro/trunk/support/cas/src/main/java/org/apache/shiro/cas/CasAuthenticatedUserFilter.java

Added: shiro/trunk/support/cas/src/main/java/org/apache/shiro/cas/CasAuthenticatedUserFilter.java
URL: http://svn.apache.org/viewvc/shiro/trunk/support/cas/src/main/java/org/apache/shiro/cas/CasAuthenticatedUserFilter.java?rev=1468744&view=auto
==============================================================================
--- shiro/trunk/support/cas/src/main/java/org/apache/shiro/cas/CasAuthenticatedUserFilter.java (added)
+++ shiro/trunk/support/cas/src/main/java/org/apache/shiro/cas/CasAuthenticatedUserFilter.java Wed Apr 17 04:26:37 2013
@@ -0,0 +1,52 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.shiro.cas;
+
+import org.apache.shiro.SecurityUtils;
+import org.apache.shiro.subject.Subject;
+import org.apache.shiro.web.filter.authc.AuthenticationFilter;
+
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+
+/**
+ * This filter checks if the user is authenticated (not remembered) and sends him to an (updated) CAS login url (if he's already
+ * remembered).
+ * 
+ * @author Jerome Leleu
+ * @since 1.3.0
+ */
+public class CasAuthenticatedUserFilter extends AuthenticationFilter {
+    
+    public String getLoginUrl() {
+        String loginUrl = super.getLoginUrl();
+        Subject currentUser = SecurityUtils.getSubject();
+        // if user is remembered, add the renew=true parameter to force CAS server to re-authenticate the user
+        if (currentUser.isRemembered()) {
+            loginUrl += "&renew=true";
+        }
+        return loginUrl;
+    }
+    
+    @Override
+    protected boolean onAccessDenied(ServletRequest request, ServletResponse response) throws Exception {
+        saveRequestAndRedirectToLogin(request, response);
+        return false;
+    }
+}