scala-news-reader
rss/atom news reader in scala
git clone https://9o.is/git/scala-news-reader.git
jquery.timeago.js
(6111B)
1 /**
2 * Timeago is a jQuery plugin that makes it easy to support automatically
3 * updating fuzzy timestamps (e.g. "4 minutes ago" or "about 1 day ago").
4 *
5 * @name timeago
6 * @version 1.3.0
7 * @requires jQuery v1.2.3+
8 * @author Ryan McGeary
9 * @license MIT License - http://www.opensource.org/licenses/mit-license.php
10 *
11 * For usage and examples, visit:
12 * http://timeago.yarp.com/
13 *
14 * Copyright (c) 2008-2013, Ryan McGeary (ryan -[at]- mcgeary [*dot*] org)
15 */
16
17 (function (factory) {
18 if (typeof define === 'function' && define.amd) {
19 // AMD. Register as an anonymous module.
20 define(['jquery'], factory);
21 } else {
22 // Browser globals
23 factory(jQuery);
24 }
25 }(function ($) {
26 $.timeago = function(timestamp) {
27 if (timestamp instanceof Date) {
28 return inWords(timestamp);
29 } else if (typeof timestamp === "string") {
30 return inWords($.timeago.parse(timestamp));
31 } else if (typeof timestamp === "number") {
32 return inWords(new Date(timestamp));
33 } else {
34 return inWords($.timeago.datetime(timestamp));
35 }
36 };
37 var $t = $.timeago;
38
39 $.extend($.timeago, {
40 settings: {
41 refreshMillis: 60000,
42 allowFuture: false,
43 localeTitle: false,
44 cutoff: 0,
45 strings: {
46 prefixAgo: null,
47 prefixFromNow: null,
48 suffixAgo: "ago",
49 suffixFromNow: "from now",
50 seconds: "less than a minute",
51 minute: "about a minute",
52 minutes: "%d minutes",
53 hour: "about an hour",
54 hours: "about %d hours",
55 day: "a day",
56 days: "%d days",
57 month: "about a month",
58 months: "%d months",
59 year: "about a year",
60 years: "%d years",
61 wordSeparator: " ",
62 numbers: []
63 }
64 },
65 inWords: function(distanceMillis) {
66 var $l = this.settings.strings;
67 var prefix = $l.prefixAgo;
68 var suffix = $l.suffixAgo;
69 if (this.settings.allowFuture) {
70 if (distanceMillis < 0) {
71 prefix = $l.prefixFromNow;
72 suffix = $l.suffixFromNow;
73 }
74 }
75
76 var seconds = Math.abs(distanceMillis) / 1000;
77 var minutes = seconds / 60;
78 var hours = minutes / 60;
79 var days = hours / 24;
80 var years = days / 365;
81
82 function substitute(stringOrFunction, number) {
83 var string = $.isFunction(stringOrFunction) ? stringOrFunction(number, distanceMillis) : stringOrFunction;
84 var value = ($l.numbers && $l.numbers[number]) || number;
85 return string.replace(/%d/i, value);
86 }
87
88 var words = seconds < 45 && substitute($l.seconds, Math.round(seconds)) ||
89 seconds < 90 && substitute($l.minute, 1) ||
90 minutes < 45 && substitute($l.minutes, Math.round(minutes)) ||
91 minutes < 90 && substitute($l.hour, 1) ||
92 hours < 24 && substitute($l.hours, Math.round(hours)) ||
93 hours < 42 && substitute($l.day, 1) ||
94 days < 30 && substitute($l.days, Math.round(days)) ||
95 days < 45 && substitute($l.month, 1) ||
96 days < 365 && substitute($l.months, Math.round(days / 30)) ||
97 years < 1.5 && substitute($l.year, 1) ||
98 substitute($l.years, Math.round(years));
99
100 var separator = $l.wordSeparator || "";
101 if ($l.wordSeparator === undefined) { separator = " "; }
102 return $.trim([prefix, words, suffix].join(separator));
103 },
104 parse: function(iso8601) {
105 var s = $.trim(iso8601);
106 s = s.replace(/\.\d+/,""); // remove milliseconds
107 s = s.replace(/-/,"/").replace(/-/,"/");
108 s = s.replace(/T/," ").replace(/Z/," UTC");
109 s = s.replace(/([\+\-]\d\d)\:?(\d\d)/," $1$2"); // -04:00 -> -0400
110 return new Date(s);
111 },
112 datetime: function(elem) {
113 var iso8601 = $t.isTime(elem) ? $(elem).attr("datetime") : $(elem).attr("title");
114 return $t.parse(iso8601);
115 },
116 isTime: function(elem) {
117 // jQuery's `is()` doesn't play well with HTML5 in IE
118 return $(elem).get(0).tagName.toLowerCase() === "time"; // $(elem).is("time");
119 }
120 });
121
122 // functions that can be called via $(el).timeago('action')
123 // init is default when no action is given
124 // functions are called with context of a single element
125 var functions = {
126 init: function(){
127 var refresh_el = $.proxy(refresh, this);
128 refresh_el();
129 var $s = $t.settings;
130 if ($s.refreshMillis > 0) {
131 setInterval(refresh_el, $s.refreshMillis);
132 }
133 },
134 update: function(time){
135 $(this).data('timeago', { datetime: $t.parse(time) });
136 refresh.apply(this);
137 },
138 updateFromDOM: function(){
139 $(this).data('timeago', { datetime: $t.parse( $t.isTime(this) ? $(this).attr("datetime") : $(this).attr("title") ) });
140 refresh.apply(this);
141 }
142 };
143
144 $.fn.timeago = function(action, options) {
145 var fn = action ? functions[action] : functions.init;
146 if(!fn){
147 throw new Error("Unknown function name '"+ action +"' for timeago");
148 }
149 // each over objects here and call the requested function
150 this.each(function(){
151 fn.call(this, options);
152 });
153 return this;
154 };
155
156 function refresh() {
157 var data = prepareData(this);
158 var $s = $t.settings;
159
160 if (!isNaN(data.datetime)) {
161 if ( $s.cutoff == 0 || distance(data.datetime) < $s.cutoff) {
162 $(this).text(inWords(data.datetime));
163 }
164 }
165 return this;
166 }
167
168 function prepareData(element) {
169 element = $(element);
170 if (!element.data("timeago")) {
171 element.data("timeago", { datetime: $t.datetime(element) });
172 var text = $.trim(element.text());
173 if ($t.settings.localeTitle) {
174 element.attr("title", element.data('timeago').datetime.toLocaleString());
175 } else if (text.length > 0 && !($t.isTime(element) && element.attr("title"))) {
176 element.attr("title", text);
177 }
178 }
179 return element.data("timeago");
180 }
181
182 function inWords(date) {
183 return $t.inWords(distance(date));
184 }
185
186 function distance(date) {
187 return (new Date().getTime() - date.getTime());
188 }
189
190 // fix for IE6 suckage
191 document.createElement("abbr");
192 document.createElement("time");
193 }));