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 arraydeleteat
021 */
022package lucee.runtime.functions.arrays;
023
024import lucee.runtime.PageContext;
025import lucee.runtime.exp.PageException;
026import lucee.runtime.functions.BIF;
027import lucee.runtime.op.Caster;
028import lucee.runtime.type.Array;
029
030
031public final class ArrayDelete extends BIF {
032
033        private static final long serialVersionUID = 1120923916196967210L;
034        
035        public static boolean call(PageContext pc , Array array, Object value) throws PageException {
036                return call(pc, array, value,null);
037        }
038        public static boolean call(PageContext pc , Array array, Object value, String scope) throws PageException {
039                boolean onlyFirst=!"all".equalsIgnoreCase(scope);
040                double pos;
041                if((pos=ArrayFindNoCase.call(pc, array, value))>0){
042                        array.removeE((int)pos);
043                        if(onlyFirst) return true;
044                }
045                else return false;
046                
047                while((pos=ArrayFindNoCase.call(pc, array, value))>0){
048                        array.removeE((int)pos);
049                }
050                
051                return true;
052        }
053        
054        @Override
055        public Object invoke(PageContext pc, Object[] args) throws PageException {
056                if(args.length==2)return call(pc,Caster.toArray(args[0]),args[1]);
057                return call(pc,Caster.toArray(args[0]),args[1],Caster.toString(args[2]));
058        }
059        
060}