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.image;
020
021
022import java.io.IOException;
023
024import lucee.commons.io.res.util.ResourceUtil;
025import lucee.runtime.PageContext;
026import lucee.runtime.exp.FunctionException;
027import lucee.runtime.exp.PageException;
028import lucee.runtime.ext.function.Function;
029import lucee.runtime.img.Image;
030import lucee.runtime.op.Caster;
031
032public class ImageWrite implements Function {
033
034        public static String call(PageContext pc, Object name) throws PageException {
035                return call(pc, name, null, 0.75,true);
036        }
037
038        public static String call(PageContext pc, Object name, String destination) throws PageException {
039                return call(pc, name, destination, 0.75,true);
040        }
041        
042        public static String call(PageContext pc, Object name, String destination, double quality) throws PageException {
043                return call(pc, name,destination,quality,true);
044        }
045        
046        public static String call(PageContext pc, Object name, String destination, double quality, boolean overwrite) throws PageException {
047                //if(name instanceof String)name=pc.getVariable(Caster.toString(name));
048                Image image=Image.toImage(pc,name);
049                
050                if(quality<0 || quality>1)
051                        throw new FunctionException(pc,"ImageWrite",3,"quality","value have to be between 0 and 1");
052                
053                // MUST beide boolschen argumente checken
054                if(destination==null) return null;
055                try {
056                        image.writeOut(ResourceUtil.toResourceNotExisting(pc, destination), overwrite , (float)quality);
057                } catch (IOException e) {
058                        throw Caster.toPageException(e);
059                }
060                return null;
061        }
062}