/**
* Implements the CFML Function lsparsedatetime
*/
package railo.runtime.functions.international;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import java.util.TimeZone;
import railo.commons.date.TimeZoneUtil;
import railo.commons.lang.StringUtil;
import railo.runtime.PageContext;
import railo.runtime.engine.ThreadLocalPageContext;
import railo.runtime.exp.PageException;
import railo.runtime.ext.function.Function;
import railo.runtime.i18n.LocaleFactory;
import railo.runtime.op.Caster;
import railo.runtime.op.date.DateCaster;
import railo.runtime.type.dt.DateTimeImpl;
public final class LSParseDateTime implements Function {
private static final long serialVersionUID = 7808039073301229473L;
public static railo.runtime.type.dt.DateTime call(PageContext pc , Object oDate) throws PageException {
return _call(pc, oDate, pc.getLocale(),pc.getTimeZone(),null);
}
public static railo.runtime.type.dt.DateTime call(PageContext pc , Object oDate,String strLocale) throws PageException {
return _call(pc, oDate, LocaleFactory.getLocale(strLocale),pc.getTimeZone(),null);
}
public static railo.runtime.type.dt.DateTime call(PageContext pc , Object oDate,String strLocale,String strTimezoneOrFormat) throws PageException {
if(strTimezoneOrFormat==null) {
return _call(pc, oDate, LocaleFactory.getLocale(strLocale),pc.getTimeZone(),null);
}
Locale locale = strLocale==null?pc.getLocale():LocaleFactory.getLocale(strLocale);
TimeZone tz = TimeZoneUtil.toTimeZone(strTimezoneOrFormat,null);
if(tz!=null)
return _call(pc, oDate, locale,tz,null);
return _call(pc, oDate, locale,pc.getTimeZone(),strTimezoneOrFormat);
}
public static railo.runtime.type.dt.DateTime call(PageContext pc , Object oDate,String strLocale,String strTimezone, String strFormat) throws PageException {
return _call(pc, oDate,
strLocale==null?pc.getLocale():LocaleFactory.getLocale(strLocale),
strTimezone==null?pc.getTimeZone():TimeZoneUtil.toTimeZone(strTimezone),strFormat);
}
private static railo.runtime.type.dt.DateTime _call(PageContext pc , Object oDate,Locale locale,TimeZone tz, String format) throws PageException {
if(oDate instanceof Date) return Caster.toDate(oDate, tz);
String strDate = Caster.toString(oDate);
// regular parse date time
if(StringUtil.isEmpty(format,true))
return DateCaster.toDateTime(locale,strDate,tz,locale.equals(Locale.US));
// with java based format
tz=ThreadLocalPageContext.getTimeZone(tz);
if(locale==null)locale=pc.getLocale();
SimpleDateFormat df = new SimpleDateFormat(format, locale);
df.setTimeZone(tz);
try {
return new DateTimeImpl(df.parse(strDate));
} catch (ParseException e) {
throw Caster.toPageException(e);
}
}
}