246 lines
9.8 KiB
JavaScript
246 lines
9.8 KiB
JavaScript
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/*!
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* The Final Countdown for jQuery v2.2.0 (http://hilios.github.io/jQuery.countdown/)
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* Copyright (c) 2016 Edson Hilios
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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(function(factory) {
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"use strict";
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if (typeof define === "function" && define.amd) {
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define([ "jquery" ], factory);
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} else {
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factory(jQuery);
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}
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})(function($) {
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"use strict";
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var instances = [], matchers = [], defaultOptions = {
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precision: 100,
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elapse: false,
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defer: false
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};
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matchers.push(/^[0-9]*$/.source);
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matchers.push(/([0-9]{1,2}\/){2}[0-9]{4}( [0-9]{1,2}(:[0-9]{2}){2})?/.source);
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matchers.push(/[0-9]{4}([\/\-][0-9]{1,2}){2}( [0-9]{1,2}(:[0-9]{2}){2})?/.source);
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matchers = new RegExp(matchers.join("|"));
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function parseDateString(dateString) {
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if (dateString instanceof Date) {
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return dateString;
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}
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if (String(dateString).match(matchers)) {
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if (String(dateString).match(/^[0-9]*$/)) {
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dateString = Number(dateString);
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}
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if (String(dateString).match(/\-/)) {
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dateString = String(dateString).replace(/\-/g, "/");
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}
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return new Date(dateString);
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} else {
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throw new Error("Couldn't cast `" + dateString + "` to a date object.");
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}
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}
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var DIRECTIVE_KEY_MAP = {
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Y: "years",
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m: "months",
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n: "daysToMonth",
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d: "daysToWeek",
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w: "weeks",
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W: "weeksToMonth",
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H: "hours",
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M: "minutes",
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S: "seconds",
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D: "totalDays",
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I: "totalHours",
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N: "totalMinutes",
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T: "totalSeconds"
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};
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function escapedRegExp(str) {
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var sanitize = str.toString().replace(/([.?*+^$[\]\\(){}|-])/g, "\\$1");
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return new RegExp(sanitize);
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}
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function strftime(offsetObject) {
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return function(format) {
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var directives = format.match(/%(-|!)?[A-Z]{1}(:[^;]+;)?/gi);
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if (directives) {
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for (var i = 0, len = directives.length; i < len; ++i) {
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var directive = directives[i].match(/%(-|!)?([a-zA-Z]{1})(:[^;]+;)?/), regexp = escapedRegExp(directive[0]), modifier = directive[1] || "", plural = directive[3] || "", value = null;
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directive = directive[2];
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if (DIRECTIVE_KEY_MAP.hasOwnProperty(directive)) {
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value = DIRECTIVE_KEY_MAP[directive];
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value = Number(offsetObject[value]);
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}
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if (value !== null) {
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if (modifier === "!") {
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value = pluralize(plural, value);
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}
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if (modifier === "") {
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if (value < 10) {
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value = "0" + value.toString();
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}
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}
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format = format.replace(regexp, value.toString());
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}
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}
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}
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format = format.replace(/%%/, "%");
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return format;
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};
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}
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function pluralize(format, count) {
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var plural = "s", singular = "";
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if (format) {
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format = format.replace(/(:|;|\s)/gi, "").split(/\,/);
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if (format.length === 1) {
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plural = format[0];
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} else {
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singular = format[0];
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plural = format[1];
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}
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}
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if (Math.abs(count) > 1) {
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return plural;
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} else {
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return singular;
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}
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}
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var Countdown = function(el, finalDate, options) {
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this.el = el;
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this.$el = $(el);
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this.interval = null;
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this.offset = {};
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this.options = $.extend({}, defaultOptions);
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this.instanceNumber = instances.length;
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instances.push(this);
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this.$el.data("countdown-instance", this.instanceNumber);
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if (options) {
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if (typeof options === "function") {
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this.$el.on("update.countdown", options);
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this.$el.on("stoped.countdown", options);
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this.$el.on("finish.countdown", options);
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} else {
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this.options = $.extend({}, defaultOptions, options);
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}
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}
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this.setFinalDate(finalDate);
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if (this.options.defer === false) {
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this.start();
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}
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};
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$.extend(Countdown.prototype, {
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start: function() {
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if (this.interval !== null) {
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clearInterval(this.interval);
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}
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var self = this;
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this.update();
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this.interval = setInterval(function() {
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self.update.call(self);
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}, this.options.precision);
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},
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stop: function() {
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clearInterval(this.interval);
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this.interval = null;
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this.dispatchEvent("stoped");
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},
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toggle: function() {
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if (this.interval) {
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this.stop();
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} else {
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this.start();
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}
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},
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pause: function() {
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this.stop();
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},
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resume: function() {
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this.start();
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},
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remove: function() {
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this.stop.call(this);
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instances[this.instanceNumber] = null;
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delete this.$el.data().countdownInstance;
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},
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setFinalDate: function(value) {
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this.finalDate = parseDateString(value);
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},
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update: function() {
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if (this.$el.closest("html").length === 0) {
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this.remove();
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return;
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}
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var hasEventsAttached = $._data(this.el, "events") !== undefined, now = new Date(), newTotalSecsLeft;
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newTotalSecsLeft = this.finalDate.getTime() - now.getTime();
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newTotalSecsLeft = Math.ceil(newTotalSecsLeft / 1e3);
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newTotalSecsLeft = !this.options.elapse && newTotalSecsLeft < 0 ? 0 : Math.abs(newTotalSecsLeft);
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if (this.totalSecsLeft === newTotalSecsLeft || !hasEventsAttached) {
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return;
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} else {
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this.totalSecsLeft = newTotalSecsLeft;
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}
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this.elapsed = now >= this.finalDate;
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this.offset = {
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seconds: this.totalSecsLeft % 60,
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minutes: Math.floor(this.totalSecsLeft / 60) % 60,
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hours: Math.floor(this.totalSecsLeft / 60 / 60) % 24,
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days: Math.floor(this.totalSecsLeft / 60 / 60 / 24) % 7,
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daysToWeek: Math.floor(this.totalSecsLeft / 60 / 60 / 24) % 7,
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daysToMonth: Math.floor(this.totalSecsLeft / 60 / 60 / 24 % 30.4368),
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weeks: Math.floor(this.totalSecsLeft / 60 / 60 / 24 / 7),
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weeksToMonth: Math.floor(this.totalSecsLeft / 60 / 60 / 24 / 7) % 4,
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months: Math.floor(this.totalSecsLeft / 60 / 60 / 24 / 30.4368),
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years: Math.abs(this.finalDate.getFullYear() - now.getFullYear()),
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totalDays: Math.floor(this.totalSecsLeft / 60 / 60 / 24),
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totalHours: Math.floor(this.totalSecsLeft / 60 / 60),
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totalMinutes: Math.floor(this.totalSecsLeft / 60),
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totalSeconds: this.totalSecsLeft
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};
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if (!this.options.elapse && this.totalSecsLeft === 0) {
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this.stop();
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this.dispatchEvent("finish");
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} else {
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this.dispatchEvent("update");
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}
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},
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dispatchEvent: function(eventName) {
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var event = $.Event(eventName + ".countdown");
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event.finalDate = this.finalDate;
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event.elapsed = this.elapsed;
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event.offset = $.extend({}, this.offset);
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event.strftime = strftime(this.offset);
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this.$el.trigger(event);
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}
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});
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$.fn.countdown = function() {
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var argumentsArray = Array.prototype.slice.call(arguments, 0);
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return this.each(function() {
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var instanceNumber = $(this).data("countdown-instance");
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if (instanceNumber !== undefined) {
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var instance = instances[instanceNumber], method = argumentsArray[0];
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if (Countdown.prototype.hasOwnProperty(method)) {
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instance[method].apply(instance, argumentsArray.slice(1));
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} else if (String(method).match(/^[$A-Z_][0-9A-Z_$]*$/i) === null) {
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instance.setFinalDate.call(instance, method);
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instance.start();
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} else {
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$.error("Method %s does not exist on jQuery.countdown".replace(/\%s/gi, method));
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}
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} else {
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new Countdown(this, argumentsArray[0], argumentsArray[1]);
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}
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});
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};
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});
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