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 datepart 021 */ 022package lucee.runtime.functions.dateTime; 023 024import lucee.runtime.PageContext; 025import lucee.runtime.exp.ExpressionException; 026import lucee.runtime.ext.function.Function; 027import lucee.runtime.type.dt.DateTime; 028 029public final class DatePart implements Function { 030 031 private static final long serialVersionUID = -4203375459570986511L; 032 033 public static double call(PageContext pc , String datepart, DateTime date) throws ExpressionException { 034 return call(pc, datepart, date, null); 035 } 036 037 public static double call(PageContext pc , String datepart, DateTime date,String strTimezone) throws ExpressionException { 038 datepart=datepart.toLowerCase(); 039 char first=datepart.length()==1?datepart.charAt(0):(char)0; 040 041 if(datepart.equals("yyyy")) return Year.call(pc,date,strTimezone); 042 else if(datepart.equals("ww")) return Week.call(pc,date,strTimezone); 043 else if(first=='w') return DayOfWeek.call(pc,date,strTimezone); 044 else if(first=='q') return Quarter.call(pc,date,strTimezone); 045 else if(first=='m') return Month.call(pc,date,strTimezone); 046 else if(first=='y') return DayOfYear.call(pc,date,strTimezone); 047 else if(first=='d') return Day.call(pc,date,strTimezone); 048 else if(first=='h') return Hour.call(pc,date,strTimezone); 049 else if(first=='n') return Minute.call(pc,date,strTimezone); 050 else if(first=='s') return Second.call(pc,date,strTimezone); 051 else if(first=='l') return MilliSecond.call(pc, date,strTimezone); 052 throw new ExpressionException("invalid datepart type ["+datepart+"] for function datePart"); 053 } 054}