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 **/ 019/** 020 * Implements the CFML Function gettempfile 021 */ 022package lucee.runtime.functions.system; 023 024import java.io.IOException; 025 026import lucee.commons.io.res.Resource; 027import lucee.commons.io.res.util.ResourceUtil; 028import lucee.runtime.PageContext; 029import lucee.runtime.exp.ExpressionException; 030import lucee.runtime.exp.PageException; 031import lucee.runtime.ext.function.Function; 032import lucee.runtime.op.Caster; 033 034public final class GetTempFile implements Function { 035 public static String call(PageContext pc , String strDir, String prefix) throws PageException { 036 Resource dir = ResourceUtil.toResourceExisting(pc, strDir); 037 pc.getConfig().getSecurityManager().checkFileLocation(dir); 038 if(!dir.isDirectory()) throw new ExpressionException(strDir+" is not a directory"); 039 int count=1; 040 Resource file; 041 while((file=dir.getRealResource(prefix+pc.getId()+count+".tmp")).exists()) { 042 count++; 043 } 044 try { 045 file.createFile(false); 046 //file.createNewFile(); 047 return file.getCanonicalPath(); 048 } 049 catch (IOException e) { 050 throw Caster.toPageException(e); 051 } 052 } 053}