kopia lustrzana https://github.com/c9/core
132 wiersze
4.4 KiB
JavaScript
132 wiersze
4.4 KiB
JavaScript
define(function(require, exports, module) {
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function timeago(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(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 timeagoElement(timestamp);
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}
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}
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var settings = {
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refreshMillis: 60000,
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allowFuture: false,
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strings: {
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prefixAgo: null,
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prefixFromNow: null,
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suffixAgo: "ago",
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suffixFromNow: "from now",
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seconds: "less than a minute",
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minute: "about a minute",
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minutes: "%d minutes",
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hour: "about an hour",
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hours: "about %d hours",
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day: "a day",
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days: "%d days",
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month: "about a month",
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months: "%d months",
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year: "about a year",
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years: "%d years",
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wordSeparator: " ",
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numbers: []
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}
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};
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function distanceInWords(distanceMillis) {
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var $l = settings.strings;
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var prefix = $l.prefixAgo;
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var suffix = $l.suffixAgo;
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if (settings.allowFuture) {
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if (distanceMillis < 0) {
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prefix = $l.prefixFromNow;
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suffix = $l.suffixFromNow;
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}
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}
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var seconds = Math.abs(distanceMillis) / 1000;
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var minutes = seconds / 60;
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var hours = minutes / 60;
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var days = hours / 24;
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var years = days / 365;
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function substitute(stringOrFunction, number) {
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var string = typeof stringOrFunction === "function" ? stringOrFunction(number, distanceMillis) : stringOrFunction;
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var value = ($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 [prefix, words, suffix].filter(function(s) { return s; })
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.map(function(s){ return s.trim(); })
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.join(separator);
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}
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function parse(iso8601) {
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var s = iso8601.trim();
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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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return new Date(s);
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}
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function datetime(elem) {
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var iso8601 = isTime(elem) ? elem.getAttribute("datetime") : elem.getAttribute("title");
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return parse(iso8601);
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}
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function isTime(elem) {
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return elem.tagName.toLowerCase() === "time";
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}
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function timeagoElement(elem) {
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refresh(elem);
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if (settings.refreshMillis > 0)
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setInterval(refresh.bind(null, elem), settings.refreshMillis);
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}
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function refresh(elem) {
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var datetime = prepareDateTime(elem);
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if (!isNaN(datetime))
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elem.textContent = inWords(datetime);
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}
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function prepareDateTime(elem) {
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var timeagoAttr = elem.getAttribute("timeago");
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if (timeagoAttr)
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return new Date(timeagoAttr);
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var data = datetime(elem);
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elem.setAttribute("timeago", data);
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var text = elem.textContent.trim();
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if (text.length > 0 && !(isTime(elem) && elem.title))
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elem.title = text;
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return data;
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}
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function inWords(date) {
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return distanceInWords(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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module.exports = timeago;
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}); |