// CountDown Clock // Version : 1.0.0 // Developer : Ekrem KAYA // Website : http://e-piksel.com // GitHub : https://github.com/epiksel/countdown (function ($) { $.fn.countdown = function (options, callback) { var settings = $.extend({ date: null, offset: null, day: 'Day', days: 'Days', hour: 'Hour', hours: 'Hours', minute: 'Minute', minutes: 'Minutes', second: 'Second', seconds: 'Seconds' }, options); // Throw error if date is not set if (!settings.date) { $.error('Date is not defined.'); } // Throw error if date is set incorectly if (!Date.parse(settings.date)) { $.error('Incorrect date format, it should look like this, 12/24/2012 12:00:00.'); } // Save container var container = this; /** * Change client's local date to match offset timezone * @return {Object} Fixed Date object. */ var currentDate = function () { // get client's current date var date = new Date(); // turn date to utc var utc = date.getTime() + (date.getTimezoneOffset() * 60000); // set new Date object var new_date = new Date(utc + (3600000*settings.offset)) return new_date; }; /** * Main countdown function that calculates everything */ function countdown () { var target_date = new Date(settings.date), // set target date current_date = currentDate(); // get fixed current date // difference of dates var difference = target_date - current_date; // if difference is negative than it's pass the target date if (difference < 0) { // stop timer clearInterval(interval); if (callback && typeof callback === 'function') callback(); return; } // basic math variables var _second = 1000, _minute = _second * 60, _hour = _minute * 60, _day = _hour * 24; // calculate dates var days = Math.floor(difference / _day), hours = Math.floor((difference % _day) / _hour), minutes = Math.floor((difference % _hour) / _minute), seconds = Math.floor((difference % _minute) / _second); // fix dates so that it will show two digets days = (String(days).length >= 2) ? days : '0' + days; hours = (String(hours).length >= 2) ? hours : '0' + hours; minutes = (String(minutes).length >= 2) ? minutes : '0' + minutes; seconds = (String(seconds).length >= 2) ? seconds : '0' + seconds; // based on the date change the refrence wording var text_days = (days === 1) ? settings.day : settings.days, text_hours = (hours === 1) ? settings.hour : settings.hours, text_minutes = (minutes === 1) ? settings.minute : settings.minutes, text_seconds = (seconds === 1) ? settings.second : settings.seconds; // set to DOM container.find('.days').text(days); container.find('.hours').text(hours); container.find('.minutes').text(minutes); container.find('.seconds').text(seconds); container.find('.days_text').text(text_days); container.find('.hours_text').text(text_hours); container.find('.minutes_text').text(text_minutes); container.find('.seconds_text').text(text_seconds); }; // start var interval = setInterval(countdown, 1000); }; })(jQuery);