/** * * 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; } }