https://www.slavorum.org/wp-content/plugins/snax/assets/js/jquery.timeago/jquery.timeago.js

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 1.5.2
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) 2008-2015, 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 if (typeof module === 'object' && typeof module.exports === 'object') {
22    factory(require('jquery'));
23  } else {
24    // Browser globals
25    factory(jQuery);
26  }
27}(function ($) {
28  $.timeago = function(timestamp) {
29    if (timestamp instanceof Date) {
30      return inWords(timestamp);
31    } else if (typeof timestamp === "string") {
32      return inWords($.timeago.parse(timestamp));
33    } else if (typeof timestamp === "number") {
34      return inWords(new Date(timestamp));
35    } else {
36      return inWords($.timeago.datetime(timestamp));
37    }
38  };
39  var $t = $.timeago;
40
41  $.extend($.timeago, {
42    settings: {
43      refreshMillis: 60000,
44      allowPast: true,
45      allowFuture: false,
46      localeTitle: false,
47      cutoff: 0,
48      autoDispose: true,
49      strings: {
50        prefixAgo: null,
51        prefixFromNow: null,
52        suffixAgo: "ago",
53        suffixFromNow: "from now",
54        inPast: 'any moment now',
55        seconds: "less than a minute",
56        minute: "about a minute",
57        minutes: "%d minutes",
58        hour: "about an hour",
59        hours: "about %d hours",
60        day: "a day",
61        days: "%d days",
62        month: "about a month",
63        months: "%d months",
64        year: "about a year",
65        years: "%d years",
66        wordSeparator: " ",
67        numbers: []
68      }
69    },
70
71    inWords: function(distanceMillis) {
72      if (!this.settings.allowPast && ! this.settings.allowFuture) {
73        throw 'timeago allowPast and allowFuture settings can not both be set to false.';
74      }
75
76      var $l = this.settings.strings;
77      var prefix = $l.prefixAgo;
78      var suffix = $l.suffixAgo;
79      if (this.settings.allowFuture) {
80        if (distanceMillis < 0) {
81          prefix = $l.prefixFromNow;
82          suffix = $l.suffixFromNow;
83        }
84      }
85
86      if (!this.settings.allowPast && distanceMillis >= 0) {
87        return this.settings.strings.inPast;
88      }
89
90      var seconds = Math.abs(distanceMillis) / 1000;
91      var minutes = seconds / 60;
92      var hours = minutes / 60;
93      var days = hours / 24;
94      var years = days / 365;
95
96      function substitute(stringOrFunction, number) {
97        var string = $.isFunction(stringOrFunction) ? stringOrFunction(number, distanceMillis) : stringOrFunction;
98        var value = ($l.numbers && $l.numbers[number]) || number;
99        return string.replace(/%d/i, value);
100      }
101
102      var words = seconds < 45 && substitute($l.seconds, Math.round(seconds)) ||
103          seconds < 90 && substitute($l.minute, 1) ||
104          minutes < 45 && substitute($l.minutes, Math.round(minutes)) ||
105          minutes < 90 && substitute($l.hour, 1) ||
106          hours < 24 && substitute($l.hours, Math.round(hours)) ||
107          hours < 42 && substitute($l.day, 1) ||
108          days < 30 && substitute($l.days, Math.round(days)) ||
109          days < 45 && substitute($l.month, 1) ||
110          days < 365 && substitute($l.months, Math.round(days / 30)) ||
111          years < 1.5 && substitute($l.year, 1) ||
112          substitute($l.years, Math.round(years));
113
114      var separator = $l.wordSeparator || "";
115      if ($l.wordSeparator === undefined) { separator = " "; }
116      return $.trim([prefix, words, suffix].join(separator));
117    },
118
119    parse: function(iso8601) {
120      var s = $.trim(iso8601);
121      s = s.replace(/\.\d+/,""); // remove milliseconds
122      s = s.replace(/-/,"/").replace(/-/,"/");
123      s = s.replace(/T/," ").replace(/Z/," UTC");
124      s = s.replace(/([\+\-]\d\d)\:?(\d\d)/," $1$2"); // -04:00 -> -0400
125      s = s.replace(/([\+\-]\d\d)$/," $100"); // +09 -> +0900
126      return new Date(s);
127    },
128    datetime: function(elem) {
129      var iso8601 = $t.isTime(elem) ? $(elem).attr("datetime") : $(elem).attr("title");
130      return $t.parse(iso8601);
131    },
132    isTime: function(elem) {
133      // jQuery's `is()` doesn't play well with HTML5 in IE
134      return $(elem).get(0).tagName.toLowerCase() === "time"; // $(elem).is("time");
135    }
136  });
137
138  // functions that can be called via $(el).timeago('action')
139  // init is default when no action is given
140  // functions are called with context of a single element
141  var functions = {
142    init: function() {
143      var refresh_el = $.proxy(refresh, this);
144      refresh_el();
145      var $s = $t.settings;
146      if ($s.refreshMillis > 0) {
147        this._timeagoInterval = setInterval(refresh_el, $s.refreshMillis);
148      }
149    },
150    update: function(timestamp) {
151      var date = (timestamp instanceof Date) ? timestamp : $t.parse(timestamp);
152      $(this).data('timeago', { datetime: date });
153      if ($t.settings.localeTitle) $(this).attr("title", date.toLocaleString());
154      refresh.apply(this);
155    },
156    updateFromDOM: function() {
157      $(this).data('timeago', { datetime: $t.parse( $t.isTime(this) ? $(this).attr("datetime") : $(this).attr("title") ) });
158      refresh.apply(this);
159    },
160    dispose: function () {
161      if (this._timeagoInterval) {
162        window.clearInterval(this._timeagoInterval);
163        this._timeagoInterval = null;
164      }
165    }
166  };
167
168  $.fn.timeago = function(action, options) {
169    var fn = action ? functions[action] : functions.init;
170    if (!fn) {
171      throw new Error("Unknown function name '"+ action +"' for timeago");
172    }
173    // each over objects here and call the requested function
174    this.each(function() {
175      fn.call(this, options);
176    });
177    return this;
178  };
179
180  function refresh() {
181    var $s = $t.settings;
182
183    //check if it's still visible
184    if ($s.autoDispose && !$.contains(document.documentElement,this)) {
185      //stop if it has been removed
186      $(this).timeago("dispose");
187      return this;
188    }
189
190    var data = prepareData(this);
191
192    if (!isNaN(data.datetime)) {
193      if ( $s.cutoff == 0 || Math.abs(distance(data.datetime)) < $s.cutoff) {
194        $(this).text(inWords(data.datetime));
195      }
196    }
197    return this;
198  }
199
200  function prepareData(element) {
201    element = $(element);
202    if (!element.data("timeago")) {
203      element.data("timeago", { datetime: $t.datetime(element) });
204      var text = $.trim(element.text());
205      if ($t.settings.localeTitle) {
206        element.attr("title", element.data('timeago').datetime.toLocaleString());
207      } else if (text.length > 0 && !($t.isTime(element) && element.attr("title"))) {
208        element.attr("title", text);
209      }
210    }
211    return element.data("timeago");
212  }
213
214  function inWords(date) {
215    return $t.inWords(distance(date));
216  }
217
218  function distance(date) {
219    return (new Date().getTime() - date.getTime());
220  }
221
222  // fix for IE6 suckage
223  document.createElement("abbr");
224  document.createElement("time");
225}));