jquery.countup.js

(function ( $ ) {

	if (typeof Object.create !== 'function') {
		Object.create = function (o) {
			function F() {} 
			F.prototype = o;
			return new F();
		};
	}
	
	//example: $.countUp({ 'sinceDate':'01/01/2011', 'lang':'en', 'format':'day' });
	//date format: dd/mm/yyyy-hh:mm:ss
	//available langs: english (en), turkish (tr), deutsch (de), spanish (es)
	//format options: full, day, seconds
	
	var _defaults = { 'sinceDate' : '17/10/2007-19:37:25', 'expiryDate' : 'now', 'lang': 'tr', 'format': 'seconds' , 'div_id' : '#jq_count_up', 'class_prefix' : '', 'seperator': ',', 'write_zero':'false'};

	var _timeStructure = { 'year': '', 'month': '', 'day': '', 'hour': '', 'minute': '', 'seconds': '' };
	var _monthDayStructure = { 1: 31, 2:28, 3:31, 4:30, 5:31, 6:30, 7:31, 8:31, 9:30, 10:31, 11:30, 12:31 };	
	var _lang = { 
		'en' : { 'year': 'years', 'month': 'months', 'day': 'days', 'hour': 'hours', 'minute': 'minutes', 'seconds': 'seconds'  },
		'tr' : { 'year': 'yıl', 'month': 'ay', 'day': 'gün', 'hour': 'saat', 'minute': 'dakika', 'seconds': 'saniye' },
		'es' : { 'year': 'año' ,'month': 'mes', 'day': 'día' ,'hour': 'horas' ,'minute': 'minuto','seconds': 'segundo'	},
		'de' : { 'year': 'jahr' ,'month': 'monat' ,'day': 'tag' ,'hour': 'stunde' ,'minute': 'minute','seconds': 'sekunden' }
    };
		    
	var methods = {
		
		init : function (options) {
			if(options) { var newOptions = $.extend({}, _defaults, options ); } 
			if(newOptions['expiryDate'] == 'now') newOptions.expiryDate = new Date();

			var _startDate = methods.getStartDateWithFormat(newOptions.sinceDate);
			var _endDate = methods.getExpiryDate(newOptions.expiryDate);
			var _timeDifference = methods.difference(_startDate, _endDate);
			
			_timeDifference = methods.formatted(_timeDifference, newOptions);
			setInterval(function() { methods.update(_timeDifference, newOptions); }, 999);	
		},
		
		difference : function(start, end) {

			var timeDiff = $.extend([], _timeStructure);
			//year difference
			timeDiff.year = end.year - start.year;
			var eYearString = parseInt(String(end.month)+String(end.day)+String(end.hour)+String(end.minute), 10);
			var sYearString = parseInt(String(start.month)+String(start.day)+String(start.hour)+String(start.minute), 10);			
			if( eYearString < sYearString ) { timeDiff.year--; }

			//month difference
			var eMonthString = parseInt(String(end.day)+String(end.hour)+String(end.minute));
			var sMonthString = parseInt(String(start.day)+String(start.hour)+String(start.minute));	
			
			if(end.month < start.month) {
				timeDiff.month = 12 - Math.abs(end.month - start.month);
				if(eMonthString < sMonthString) timeDiff.month--;
			} else if((end.month == start.month)) {
				if(eMonthString < sMonthString) timeDiff.month = 11;
				else timeDiff.month = 0;
			} else if( end.month > start.month) {
				timeDiff.month = end.month - start.month;
				if(eMonthString < sMonthString) timeDiff.month--;
			}
			
			//day difference
			var eDayString = parseInt(String(end.hour)+String(end.minute)+String(end.seconds), 10);
			var sDayString = parseInt(String(start.hour)+String(start.minute)+String(start.seconds), 10);
			
			if(end.day < start.day) {
				timeDiff.day = _monthDayStructure[parseInt(start.month, 10)] - Math.abs(end.day - start.day);
				if(eDayString < sDayString ) timeDiff.day--;
			} else if (end.day == start.day) {
				if(eDayString < sDayString) timeDiff.day = _monthDayStructure[start.month] - 1;
				else timeDiff.day = 0;
			} else if (end.day > start.day) {
				timeDiff.day = end.day - start.day;
				if(eDayString < sDayString ) timeDiff.day--;
			}

			//hour difference
			var eHourString = parseInt(String(end.minute)+String(end.seconds) ,10);
			var sHourString = parseInt(String(start.minute)+String(start.seconds),10);
			
			if(end.hour < start.hour) {
				timeDiff.hour = 24 - Math.abs(end.hour - start.hour);
				if(eHourString < sDayString) timeDiff.hour--;
			} else if (end.hour == start.hour) {
				if(eHourString < sHourString) timeDiff.hour = 23;
				else timeDiff.hour = 0;
			} else if (end.hour > start.hour) {
				timeDiff.hour = end.hour - start.hour;
				if(eHourString < sDayString) timeDiff.hour--;
			}
			
			//minute difference
			if(end.minute < start.minute) {
				timeDiff.minute = 60 - Math.abs(end.minute - start.minute);
				if(end.seconds < start.seconds) timeDiff.minute--;
			} else if(end.minute == start.minute) {
				if(end.seconds < start.seconds) timeDiff.minute = 59;
				else timeDiff.minute = 0;
			} else if(end.minute > start.minute) {
				timeDiff.minute = end.minute - start.minute;
				if(end.seconds < start.seconds) timeDiff.minute--;
			}
			
			
			//seconds difference
			if(end.seconds < start.seconds) {
				timeDiff.seconds = 60 - Math.abs(end.seconds - start.seconds);
			} else if (end.seconds == start.seconds) {
				timeDiff.seconds = 0;
			} else if (end.seconds > start.seconds) {
				timeDiff.seconds = end.seconds - start.seconds;
			}
			
			return timeDiff;		
		},
		
		formatted : function (timeDiff, options) {
			//format control
			if(options['format'] != 'full') {
				timeDiff.day = (timeDiff.year * 365) + (timeDiff.month * 30) + timeDiff.day;
				timeDiff.year = 0; 
				timeDiff.month = 0;
				if(options['format'] == 'seconds') {
					timeDiff.seconds = (timeDiff.day*86400) + (timeDiff.hour*3600) + (timeDiff.minute*60) + timeDiff.seconds;
					timeDiff.day = 0;
					timeDiff.hour = 0;
					timeDiff.minute = 0;
				}
			}
			
			return timeDiff;
		},
		
		update : function (time, newOptions) {
			if ( time.seconds < 59 || newOptions['format'] == 'seconds' ) time.seconds++;
			else { 
				time.seconds = 0;
				if ( time.minute < 59 ) time.minute++;
				else {
					time.minute = 0;
					if ( time.hour < 23 ) time.hour++;
					else {
						time.hour = 0;
						if ( time.day < _monthDayStructure[newOptions.expiryDate.getMonth()] || newOptions['format'] == 'day' ) time.day++;
						else {
							time.day = 0;
							if ( time.month < 12 ) time.month++;
							else {
								time.month = 0;
								time.year++;
							} 
						}
					}
				}
			}	
			methods.print(time, newOptions);	
		},
		
		print : function(time, newOptions) {
			
			var year   = '<span id='+newOptions["class_prefix"]+'_year">'+time.year+' '+_lang[newOptions['lang']].year+newOptions['seperator']+' </span>';
			var month  = '<span id='+newOptions["class_prefix"]+'_month">'+time.month+' '+_lang[newOptions['lang']].month+newOptions['seperator']+' </span>';
			var day    = '<span id='+newOptions["class_prefix"]+'_day">'+time.day+' '+_lang[newOptions['lang']].day+newOptions['seperator']+' </span>';
			var hour   = '<span id='+newOptions["class_prefix"]+'_hour">'+time.hour+' '+_lang[newOptions['lang']].hour+newOptions['seperator']+' </span>';
			var minute = '<span id='+newOptions["class_prefix"]+'_minute">'+time.minute+' '+_lang[newOptions['lang']].minute+newOptions['seperator']+' </span>';
			var seconds = '<span id='+newOptions["class_prefix"]+'_seconds">'+time.seconds+' '+_lang[newOptions['lang']].seconds+' </span>';
			
			if(newOptions['write_zero'] == 'true') {
				$(newOptions['div_id']).html(year+month+day+hour+minute+seconds);
			} else {
				$(newOptions['div_id']).html(null);
				var zero = false;
				if((time.year > 0) ||  zero) {
					$(newOptions['div_id']).append(year);
					zero = true;
				}
				if((time.month > 0) || zero) {
					$(newOptions['div_id']).append(month);
				}
				if((time.day > 0) ||  zero) { 
					$(newOptions['div_id']).append(day);
					zero = true;
				}
				if((time.hour > 0) ||  zero) {
					$(newOptions['div_id']).append(hour);
					zero = true;
				}
				if((time.minute > 0) ||  zero) {
					$(newOptions['div_id']).append(minute);
					zero = true;
				}
				if((time.seconds > 0) ||  zero)
					$(newOptions['div_id']).append(seconds);				
			}
		},
		
		getStartDateWithFormat : function(sinceDate) {
			//split hour and date			
			var splittedExpiryDate = sinceDate.split("-");
			
			//use date
			var split_expiry_date = splittedExpiryDate[0].split("/");

			//use hour
			var split_expiry_time = splittedExpiryDate[1].split(":");

			//set time structure variables
			var startDate = $.extend([], _timeStructure);
		
			startDate.year   = split_expiry_date[2];
			startDate.month  = split_expiry_date[1];
			startDate.day    = split_expiry_date[0];
			
			startDate.hour   = split_expiry_time[0];
			startDate.minute = split_expiry_time[1];
			
			//if seconds
			(split_expiry_time[2]) ? startDate.seconds = split_expiry_time[2] : startDate.seconds = 0;			

			return startDate;
		},
		
		getExpiryDate : function(expiryDate) {

			var endDate = $.extend([], _timeStructure);

			endDate.year   = expiryDate.getFullYear();

			(expiryDate.getMonth()<9)    ? endDate.month   = "0" + (expiryDate.getMonth()+1) : endDate.month   = expiryDate.getMonth()+1;
			(expiryDate.getDate()<10)    ? endDate.day     = "0" + expiryDate.getDate()      : endDate.day     = expiryDate.getDate();
			(expiryDate.getHours()<10)   ? endDate.hour    = "0" + expiryDate.getHours()     : endDate.hour    = expiryDate.getHours();
			(expiryDate.getMinutes()<10) ? endDate.minute  = "0" + expiryDate.getMinutes()   : endDate.minute  = expiryDate.getMinutes();
			(expiryDate.getSeconds()<10) ? endDate.seconds = "0" + expiryDate.getSeconds()   : endDate.seconds = expiryDate.getSeconds();	

			return endDate;
		},
	};
	
	$.fn.countUp = function (method) {	
		_defaults['div_id'] = "#"+$(this).attr('id');
		_defaults['class_prefix'] = $(this).attr('id');
		var myMethods = Object.create(methods);
		myMethods.init(method);
	}
	
})( jQuery );