/**
*
* Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
**/
package lucee.runtime.functions.decision;
import java.net.InetAddress;
import java.net.UnknownHostException;
import lucee.commons.lang.StringUtil;
import lucee.runtime.PageContext;
import lucee.runtime.ext.function.Function;
/**
* Implements the CFML Function isleapyear
*/
public final class IsLocalHost implements Function {
private static final long serialVersionUID = 5680807516948697186L;
public static boolean call(PageContext pc , String ip) {
return invoke(ip);
}
public static boolean invoke(String ip) {
if(StringUtil.isEmpty(ip,true)) return false;
ip=ip.trim().toLowerCase();
if(
ip.equalsIgnoreCase("localhost") ||
ip.equals("127.0.0.1") ||
ip.equalsIgnoreCase("0:0:0:0:0:0:0:1") ||
ip.equalsIgnoreCase("0:0:0:0:0:0:0:1%0") ||
ip.equalsIgnoreCase("::1"))
return true;
try {
InetAddress addr = InetAddress.getByName(ip);
InetAddress localHost = InetAddress.getLocalHost();
if(localHost.equals(addr)) return true;
InetAddress localHosts[] = InetAddress.getAllByName(localHost.getHostName());
for(int i=0;i<localHosts.length;i++){
if(localHosts[i].equals(addr)) return true;
}
}
catch(UnknownHostException e){}
return false;
}
}