/** * Timeago is a jQuery plugin that makes it easy to support automatically * updating fuzzy timestamps (e.g. "4 minutes ago" or "about 1 day ago"). * * @name timeago * @version 1.4.0 * @requires jQuery v1.2.3+ * @author Ryan McGeary * @license MIT License - http://www.opensource.org/licenses/mit-license.php * * For usage and examples, visit: * http://timeago.yarp.com/ * * Copyright (c) 2008-2013, Ryan McGeary (ryan -[at]- mcgeary [*dot*] org) */ (function (factory) { if (typeof define === 'function' && define.amd) { // AMD. Register as an anonymous module. define(['jquery'], factory); } else { // Browser globals factory(jQuery); } }(function ($) { $.timeago = function(timestamp) { if (timestamp instanceof Date) { return inWords(timestamp); } else if (typeof timestamp === "string") { return inWords($.timeago.parse(timestamp)); } else if (typeof timestamp === "number") { return inWords(new Date(timestamp)); } else { return inWords($.timeago.datetime(timestamp)); } }; var $t = $.timeago; $.extend($.timeago, { settings: { refreshMillis: 60000, allowPast: true, allowFuture: false, localeTitle: false, cutoff: 0, strings: { prefixAgo: null, prefixFromNow: null, suffixAgo: "ago", suffixFromNow: "from now", inPast: 'any moment now', seconds: "less than a minute", minute: "about a minute", minutes: "%d minutes", hour: "about an hour", hours: "about %d hours", day: "a day", days: "%d days", month: "about a month", months: "%d months", year: "about a year", years: "%d years", wordSeparator: " ", numbers: [] } }, inWords: function(distanceMillis) { if(!this.settings.allowPast && ! this.settings.allowFuture) { throw 'timeago allowPast and allowFuture settings can not both be set to false.'; } var $l = this.settings.strings; var prefix = $l.prefixAgo; var suffix = $l.suffixAgo; if (this.settings.allowFuture) { if (distanceMillis < 0) { prefix = $l.prefixFromNow; suffix = $l.suffixFromNow; } } if(!this.settings.allowPast && distanceMillis >= 0) { return this.settings.strings.inPast; } var seconds = Math.abs(distanceMillis) / 1000; var minutes = seconds / 60; var hours = minutes / 60; var days = hours / 24; var years = days / 365; function substitute(stringOrFunction, number) { var string = $.isFunction(stringOrFunction) ? stringOrFunction(number, distanceMillis) : stringOrFunction; var value = ($l.numbers && $l.numbers[number]) || number; return string.replace(/%d/i, value); } var words = seconds < 45 && substitute($l.seconds, Math.round(seconds)) || seconds < 90 && substitute($l.minute, 1) || minutes < 45 && substitute($l.minutes, Math.round(minutes)) || minutes < 90 && substitute($l.hour, 1) || hours < 24 && substitute($l.hours, Math.round(hours)) || hours < 42 && substitute($l.day, 1) || days < 30 && substitute($l.days, Math.round(days)) || days < 45 && substitute($l.month, 1) || days < 365 && substitute($l.months, Math.round(days / 30)) || years < 1.5 && substitute($l.year, 1) || substitute($l.years, Math.round(years)); var separator = $l.wordSeparator || ""; if ($l.wordSeparator === undefined) { separator = " "; } return $.trim([prefix, words, suffix].join(separator)); }, parse: function(iso8601) { var s = $.trim(iso8601); s = s.replace(/\.\d+/,""); // remove milliseconds s = s.replace(/-/,"/").replace(/-/,"/"); s = s.replace(/T/," ").replace(/Z/," UTC"); s = s.replace(/([\+\-]\d\d)\:?(\d\d)/," $1$2"); // -04:00 -> -0400 s = s.replace(/([\+\-]\d\d)$/," $100"); // +09 -> +0900 return new Date(s); }, datetime: function(elem) { var iso8601 = $t.isTime(elem) ? $(elem).attr("datetime") : $(elem).attr("title"); return $t.parse(iso8601); }, isTime: function(elem) { // jQuery's `is()` doesn't play well with HTML5 in IE return $(elem).get(0).tagName.toLowerCase() === "time"; // $(elem).is("time"); } }); // functions that can be called via $(el).timeago('action') // init is default when no action is given // functions are called with context of a single element var functions = { init: function(){ var refresh_el = $.proxy(refresh, this); refresh_el(); var $s = $t.settings; if ($s.refreshMillis > 0) { this._timeagoInterval = setInterval(refresh_el, $s.refreshMillis); } }, update: function(time){ var parsedTime = $t.parse(time); $(this).data('timeago', { datetime: parsedTime }); if($t.settings.localeTitle) $(this).attr("title", parsedTime.toLocaleString()); refresh.apply(this); }, updateFromDOM: function(){ $(this).data('timeago', { datetime: $t.parse( $t.isTime(this) ? $(this).attr("datetime") : $(this).attr("title") ) }); refresh.apply(this); }, dispose: function () { if (this._timeagoInterval) { window.clearInterval(this._timeagoInterval); this._timeagoInterval = null; } } }; $.fn.timeago = function(action, options) { var fn = action ? functions[action] : functions.init; if(!fn){ throw new Error("Unknown function name '"+ action +"' for timeago"); } // each over objects here and call the requested function this.each(function(){ fn.call(this, options); }); return this; }; function refresh() { var data = prepareData(this); var $s = $t.settings; if (!isNaN(data.datetime)) { if ( $s.cutoff == 0 || distance(data.datetime) < $s.cutoff) { $(this).text(inWords(data.datetime)); } } return this; } function prepareData(element) { element = $(element); if (!element.data("timeago")) { element.data("timeago", { datetime: $t.datetime(element) }); var text = $.trim(element.text()); if ($t.settings.localeTitle) { element.attr("title", element.data('timeago').datetime.toLocaleString()); } else if (text.length > 0 && !($t.isTime(element) && element.attr("title"))) { element.attr("title", text); } } return element.data("timeago"); } function inWords(date) { return $t.inWords(distance(date)); } function distance(date) { return (new Date().getTime() - date.getTime()); } // fix for IE6 suckage document.createElement("abbr"); document.createElement("time"); }));