franta-hg@1: /* ================================================================
franta-hg@1:  * Cewolf : Chart enabling Web Objects Framework
franta-hg@1:  * ================================================================
franta-hg@1:  *
franta-hg@1:  * Project Info:  http://cewolf.sourceforge.net
franta-hg@1:  * Project Lead:  Guido Laures (guido@laures.de);
franta-hg@1:  *
franta-hg@1:  * (C) Copyright 2002, by Guido Laures
franta-hg@1:  *
franta-hg@1:  * This library is free software; you can redistribute it and/or modify it under the terms
franta-hg@1:  * of the GNU Lesser General Public License as published by the Free Software Foundation;
franta-hg@1:  * either version 2.1 of the License, or (at your option) any later version.
franta-hg@1:  *
franta-hg@1:  * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
franta-hg@1:  * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
franta-hg@1:  * See the GNU Lesser General Public License for more details.
franta-hg@1:  *
franta-hg@1:  * You should have received a copy of the GNU Lesser General Public License along with this
franta-hg@1:  * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
franta-hg@1:  * Boston, MA 02111-1307, USA.
franta-hg@1:  */
franta-hg@1: 
franta-hg@1: package de.laures.cewolf.taglib.util;
franta-hg@1: 
franta-hg@1: import javax.servlet.http.HttpServletRequest;
franta-hg@1: /**
franta-hg@1:  * @author glaures
franta-hg@1:  */
franta-hg@1: public class BrowserDetection {
franta-hg@1: 	
franta-hg@1: 	private final static String USER_AGENT_KEY = "user-agent";
franta-hg@1: 	private final static String MSIE = "msie";
franta-hg@1: 	
franta-hg@1: 	private final static int IE = 0;
franta-hg@1: 	private final static int OTHER = 1;
franta-hg@1: 	
franta-hg@1: 	public static final int getBrowser(HttpServletRequest request){
franta-hg@1: 		String agent = request.getHeader(USER_AGENT_KEY);
franta-hg@1: 		if(agent == null || agent.toLowerCase().indexOf(MSIE) < 0){
franta-hg@1: 			return OTHER;
franta-hg@1: 		} else {
franta-hg@1: 			return IE;
franta-hg@1: 		}
franta-hg@1: 	}
franta-hg@1: 	
franta-hg@1: 	public static final boolean isIE(HttpServletRequest request){
franta-hg@1: 		return getBrowser(request) == IE;
franta-hg@1: 	}
franta-hg@1: 
franta-hg@1: }