/*	Copyright (c) 2004-2006, The Dojo Foundation	All Rights Reserved.	Licensed under the Academic Free License version 2.1 or above OR the	modified BSD license. For more information on Dojo licensing, see:		http://dojotoolkit.org/community/licensing.shtml*/dojo.provide("dojo.validate.datetime");dojo.require("dojo.validate.common");/**  Validates a time value in any International format.  The value can be validated against one format or one of multiple formats.  Format  h        12 hour, no zero padding.  hh       12 hour, has leading zero.  H        24 hour, no zero padding.  HH       24 hour, has leading zero.  m        minutes, no zero padding.  mm       minutes, has leading zero.  s        seconds, no zero padding.  ss       seconds, has leading zero.  All other characters must appear literally in the expression.  Example    "h:m:s t"  ->   2:5:33 PM    "HH:mm:ss" ->  14:05:33  @param value  A string.  @param flags  An object.    flags.format  A string or an array of strings.  Default is "h:mm:ss t".    flags.amSymbol  The symbol used for AM.  Default is "AM".    flags.pmSymbol  The symbol used for PM.  Default is "PM".  @return  true or false*/dojo.validate.isValidTime = function(value, flags) {	var re = new RegExp("^" + dojo.regexp.time(flags) + "$", "i");	return re.test(value);}/**  Validates 12-hour time format.  Zero-padding is not allowed for hours, required for minutes and seconds.  Seconds are optional.  @param value  A string.  @return  true or false*/dojo.validate.is12HourTime = function(value) {	return dojo.validate.isValidTime(value, {format: ["h:mm:ss t", "h:mm t"]});}/**  Validates 24-hour military time format.  Zero-padding is required for hours, minutes, and seconds.  Seconds are optional.  @param value  A string.  @return  true or false*/dojo.validate.is24HourTime = function(value) {	return dojo.validate.isValidTime(value, {format: ["HH:mm:ss", "HH:mm"]} );}/**  Returns true if the date conforms to the format given and is a valid date. Otherwise returns false.  @param dateValue  A string for the date.  @param format  A string, default is  "MM/DD/YYYY".  @return  true or false  Accepts any type of format, including ISO8601.  All characters in the format string are treated literally except the following tokens:  YYYY - matches a 4 digit year  M - matches a non zero-padded month  MM - matches a zero-padded month  D -  matches a non zero-padded date  DD -  matches a zero-padded date  DDD -  matches an ordinal date, 001-365, and 366 on leapyear  ww - matches week of year, 01-53  d - matches day of week, 1-7  Examples: These are all today's date.  Date          Format  2005-W42-3    YYYY-Www-d  2005-292      YYYY-DDD  20051019      YYYYMMDD  10/19/2005    M/D/YYYY  19.10.2005    D.M.YYYY*/dojo.validate.isValidDate = function(dateValue, format) {	// Default is the American format	if (typeof format == "object" && typeof format.format == "string"){ format = format.format; }	if (typeof format != "string") { format = "MM/DD/YYYY"; }	// Create a literal regular expression based on format	var reLiteral = format.replace(/([$^.*+?=!:|\/\\\(\)\[\]\{\}])/g, "\\$1");	// Convert all the tokens to RE elements	reLiteral = reLiteral.replace( "YYYY", "([0-9]{4})" );	reLiteral = reLiteral.replace( "MM", "(0[1-9]|10|11|12)" );	reLiteral = reLiteral.replace( "M", "([1-9]|10|11|12)" );	reLiteral = reLiteral.replace( "DDD", "(00[1-9]|0[1-9][0-9]|[12][0-9][0-9]|3[0-5][0-9]|36[0-6])" );	reLiteral = reLiteral.replace( "DD", "(0[1-9]|[12][0-9]|30|31)" );	reLiteral = reLiteral.replace( "D", "([1-9]|[12][0-9]|30|31)" );	reLiteral = reLiteral.replace( "ww", "(0[1-9]|[1-4][0-9]|5[0-3])" );	reLiteral = reLiteral.replace( "d", "([1-7])" );	// Anchor pattern to begining and end of string	reLiteral = "^" + reLiteral + "$";	// Dynamic RE that parses the original format given	var re = new RegExp(reLiteral);		// Test if date is in a valid format	if (!re.test(dateValue))  return false;	// Parse date to get elements and check if date is valid	// Assume valid values for date elements not given.	var year = 0, month = 1, date = 1, dayofyear = 1, week = 1, day = 1;	// Capture tokens	var tokens = format.match( /(YYYY|MM|M|DDD|DD|D|ww|d)/g );	// Capture date values	var values = re.exec(dateValue);	// Match up tokens with date values	for (var i = 0; i < tokens.length; i++) {		switch (tokens[i]) {		case "YYYY":			year = Number(values[i+1]); break;		case "M":		case "MM":			month = Number(values[i+1]); break;		case "D":		case "DD":			date = Number(values[i+1]); break;		case "DDD":			dayofyear = Number(values[i+1]); break;		case "ww":			week = Number(values[i+1]); break;		case "d":			day = Number(values[i+1]); break;		}	}	// Leap years are divisible by 4, but not by 100, unless by 400	var leapyear = (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0));	// 31st of a month with 30 days	if (date == 31 && (month == 4 || month == 6 || month == 9 || month == 11)) return false; 	// February 30th or 31st	if (date >= 30 && month == 2) return false; 	// February 29th outside a leap year	if (date == 29 && month == 2 && !leapyear) return false; 	if (dayofyear == 366 && !leapyear)  return false;	return true;}