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https://github.com/Alfresco/alfresco-community-repo.git
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3bb7471045
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@5358 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
95 lines
3.2 KiB
Java
95 lines
3.2 KiB
Java
/*
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* Copyright (C) 2005-2007 Alfresco Software Limited.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* As a special exception to the terms and conditions of version 2.0 of
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* the GPL, you may redistribute this Program in connection with Free/Libre
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* and Open Source Software ("FLOSS") applications as described in Alfresco's
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* FLOSS exception. You should have recieved a copy of the text describing
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* the FLOSS exception, and it is also available here:
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* http://www.alfresco.com/legal/licensing"
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*/
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package org.alfresco.web.scripts;
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import org.alfresco.repo.security.authentication.AuthenticationUtil;
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import org.aopalliance.intercept.MethodInterceptor;
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import org.aopalliance.intercept.MethodInvocation;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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/**
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* System Authentication Interceptor
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*
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* @author davidc
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*/
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public class SystemAuthenticator implements MethodInterceptor
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{
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// Logger
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private static final Log logger = LogFactory.getLog(SystemAuthenticator.class);
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/* (non-Javadoc)
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* @see org.aopalliance.intercept.MethodInterceptor#invoke(org.aopalliance.intercept.MethodInvocation)
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*/
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public Object invoke(MethodInvocation invocation)
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throws Throwable
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{
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String currentUser = null;
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Object retVal = null;
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try
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{
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//
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// Determine if user already authenticated
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//
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currentUser = AuthenticationUtil.getCurrentUserName();
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if (logger.isDebugEnabled())
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logger.debug("Current authentication: " + (currentUser == null ? "unauthenticated" : "authenticated as " + currentUser));
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//
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// Force system user
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//
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if (logger.isDebugEnabled())
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logger.debug("Authenticating as System");
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AuthenticationUtil.setSystemUserAsCurrentUser();
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//
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// Invoke service
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//
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retVal = invocation.proceed();
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}
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finally
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{
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AuthenticationUtil.clearCurrentSecurityContext();
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if (currentUser != null)
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{
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AuthenticationUtil.setCurrentUser(currentUser);
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}
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if (logger.isDebugEnabled())
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logger.debug("Authentication reset: " + (currentUser == null ? "unauthenticated" : "authenticated as " + currentUser));
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}
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return retVal;
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}
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}
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