001/**
002 *
003 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
004 *
005 * This library is free software; you can redistribute it and/or
006 * modify it under the terms of the GNU Lesser General Public
007 * License as published by the Free Software Foundation; either 
008 * version 2.1 of the License, or (at your option) any later version.
009 * 
010 * This library is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013 * Lesser General Public License for more details.
014 * 
015 * You should have received a copy of the GNU Lesser General Public 
016 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
017 * 
018 **/
019package lucee.runtime.functions.file;
020
021import lucee.commons.io.res.Resource;
022import lucee.commons.io.res.util.ResourceUtil;
023import lucee.commons.lang.StringUtil;
024import lucee.runtime.PageContext;
025import lucee.runtime.exp.PageException;
026import lucee.runtime.op.Caster;
027
028public class FileGetMimeType {
029        public static String call(PageContext pc, Object oSrc) throws PageException {
030                return call(pc, oSrc, true);
031        }
032        
033        
034        public static String call(PageContext pc, Object oSrc, boolean checkHeader) throws PageException {
035                Resource src = Caster.toResource(pc,oSrc,false);
036                pc.getConfig().getSecurityManager().checkFileLocation(src);
037                
038                // check type
039        int checkingType=checkHeader?ResourceUtil.MIMETYPE_CHECK_HEADER:ResourceUtil.MIMETYPE_CHECK_EXTENSION;
040        
041        String mimeType = ResourceUtil.getMimeType(src, checkingType, null);
042        if(StringUtil.isEmpty(mimeType,true)) return "application/octet-stream";
043        return mimeType;
044        }
045}