231 lines
7.3 KiB
JavaScript
231 lines
7.3 KiB
JavaScript
/**
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* Timeago is a jQuery plugin that makes it easy to support automatically
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* updating fuzzy timestamps (e.g. "4 minutes ago" or "about 1 day ago").
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*
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* @name timeago
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* @version 1.6.1
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* @requires jQuery v1.2.3+
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* @author Ryan McGeary
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* @license MIT License - http://www.opensource.org/licenses/mit-license.php
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*
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* For usage and examples, visit:
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* http://timeago.yarp.com/
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*
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* Copyright (c) 2008-2017, Ryan McGeary (ryan -[at]- mcgeary [*dot*] org)
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*/
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(function (factory) {
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if (typeof define === 'function' && define.amd) {
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// AMD. Register as an anonymous module.
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define(['jquery'], factory)
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} else if (typeof module === 'object' && typeof module.exports === 'object') {
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factory(require('jquery'))
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} else {
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// Browser globals
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factory(jQuery)
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}
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}(function ($) {
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$.timeago = function (timestamp) {
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if (timestamp instanceof Date) {
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return inWords(timestamp)
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} else if (typeof timestamp === "string") {
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return inWords($.timeago.parse(timestamp))
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} else if (typeof timestamp === "number") {
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return inWords(new Date(timestamp))
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} else {
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return inWords($.timeago.datetime(timestamp))
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}
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}
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var $t = $.timeago
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$.extend($.timeago, {
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settings: {
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refreshMillis: 60000,
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allowPast: true,
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allowFuture: false,
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localeTitle: false,
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cutoff: 0,
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autoDispose: true,
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strings: {
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prefixAgo: lang.lang_time_prefixAgo,
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prefixFromNow: lang.lang_time_prefixFromNow,
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suffixAgo: lang.lang_time_suffixAgo,
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suffixFromNow: lang.lang_time_suffixFromNow,
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inPast: lang.lang_time_inPast,
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seconds: lang.lang_time_seconds,
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minute: lang.lang_time_minute,
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minutes: lang.lang_time_minutes,
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hour: lang.lang_time_hour,
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hours: lang.lang_time_hours,
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day: lang.lang_time_day,
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days: lang.lang_time_days,
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month: lang.lang_time_month,
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months: lang.lang_time_months,
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year: lang.lang_time_year,
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years: lang.lang_time_years,
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wordSeparator: " ",
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numbers: []
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}
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},
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inWords: function (distanceMillis) {
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if (!this.settings.allowPast && !this.settings.allowFuture) {
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throw 'timeago allowPast and allowFuture settings can not both be set to false.'
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}
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var $l = this.settings.strings
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var prefix = $l.prefixAgo
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var suffix = $l.suffixAgo
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if (this.settings.allowFuture) {
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if (distanceMillis < 0) {
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prefix = $l.prefixFromNow
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suffix = $l.suffixFromNow
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}
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}
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if (!this.settings.allowPast && distanceMillis >= 0) {
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return this.settings.strings.inPast
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}
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var seconds = Math.abs(distanceMillis) / 1000
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var minutes = seconds / 60
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var hours = minutes / 60
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var days = hours / 24
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var years = days / 365
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function substitute(stringOrFunction, number) {
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var string = $.isFunction(stringOrFunction) ? stringOrFunction(number, distanceMillis) : stringOrFunction
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var value = ($l.numbers && $l.numbers[number]) || number
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return string.replace(/%d/i, value)
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}
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var words = seconds < 45 && substitute($l.seconds, Math.round(seconds)) ||
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seconds < 90 && substitute($l.minute, 1) ||
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minutes < 45 && substitute($l.minutes, Math.round(minutes)) ||
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minutes < 90 && substitute($l.hour, 1) ||
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hours < 24 && substitute($l.hours, Math.round(hours)) ||
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hours < 42 && substitute($l.day, 1) ||
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days < 30 && substitute($l.days, Math.round(days)) ||
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days < 45 && substitute($l.month, 1) ||
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days < 365 && substitute($l.months, Math.round(days / 30)) ||
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years < 1.5 && substitute($l.year, 1) ||
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substitute($l.years, Math.round(years))
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var separator = $l.wordSeparator || ""
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if ($l.wordSeparator === undefined) { separator = " " }
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return $.trim([prefix, words, suffix].join(separator))
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},
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parse: function (iso8601) {
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var s = $.trim(iso8601)
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s = s.replace(/\.\d+/, "") // remove milliseconds
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s = s.replace(/-/, "/").replace(/-/, "/")
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s = s.replace(/T/, " ").replace(/Z/, " UTC")
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s = s.replace(/([\+\-]\d\d)\:?(\d\d)/, " $1$2") // -04:00 -> -0400
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s = s.replace(/([\+\-]\d\d)$/, " $100") // +09 -> +0900
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return new Date(s)
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},
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datetime: function (elem) {
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var iso8601 = $t.isTime(elem) ? $(elem).attr("datetime") : $(elem).attr("title")
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return $t.parse(iso8601)
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},
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isTime: function (elem) {
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// jQuery's `is()` doesn't play well with HTML5 in IE
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return $(elem).get(0).tagName.toLowerCase() === "time" // $(elem).is("time");
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}
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})
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// functions that can be called via $(el).timeago('action')
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// init is default when no action is given
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// functions are called with context of a single element
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var functions = {
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init: function () {
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functions.dispose.call(this)
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var refresh_el = $.proxy(refresh, this)
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refresh_el()
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var $s = $t.settings
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if ($s.refreshMillis > 0) {
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this._timeagoInterval = setInterval(refresh_el, $s.refreshMillis)
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}
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},
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update: function (timestamp) {
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var date = (timestamp instanceof Date) ? timestamp : $t.parse(timestamp)
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$(this).data('timeago', { datetime: date })
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if ($t.settings.localeTitle) {
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$(this).attr("title", date.toLocaleString())
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}
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refresh.apply(this)
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},
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updateFromDOM: function () {
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$(this).data('timeago', { datetime: $t.parse($t.isTime(this) ? $(this).attr("datetime") : $(this).attr("title")) })
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refresh.apply(this)
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},
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dispose: function () {
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if (this._timeagoInterval) {
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window.clearInterval(this._timeagoInterval)
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this._timeagoInterval = null
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}
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}
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}
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$.fn.timeago = function (action, options) {
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var fn = action ? functions[action] : functions.init
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if (!fn) {
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throw new Error("Unknown function name '" + action + "' for timeago")
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}
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// each over objects here and call the requested function
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this.each(function () {
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fn.call(this, options)
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})
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return this
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}
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function refresh() {
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var $s = $t.settings
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//check if it's still visible
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if ($s.autoDispose && !$.contains(document.documentElement, this)) {
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//stop if it has been removed
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$(this).timeago("dispose")
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return this
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}
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var data = prepareData(this)
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if (!isNaN(data.datetime)) {
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if ($s.cutoff === 0 || Math.abs(distance(data.datetime)) < $s.cutoff) {
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$(this).text(inWords(data.datetime))
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} else {
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if ($(this).attr('title').length > 0) {
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$(this).text($(this).attr('title'))
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}
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}
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}
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return this
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}
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function prepareData(element) {
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element = $(element)
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if (!element.data("timeago")) {
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element.data("timeago", { datetime: $t.datetime(element) })
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var text = $.trim(element.text())
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if ($t.settings.localeTitle) {
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element.attr("title", element.data('timeago').datetime.toLocaleString())
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} else if (text.length > 0 && !($t.isTime(element) && element.attr("title"))) {
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element.attr("title", text)
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}
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}
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return element.data("timeago")
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}
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function inWords(date) {
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return $t.inWords(distance(date))
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}
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function distance(date) {
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return (new Date().getTime() - date.getTime())
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}
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// fix for IE6 suckage
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document.createElement("abbr")
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document.createElement("time")
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})) |