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Add the ability to register custom moment formatters. #3

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Merged
wearhere merged 1 commit into from
Nov 26, 2014
Merged

Add the ability to register custom moment formatters. #3

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23 changes: 16 additions & 7 deletions livestamp.js
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@
}(function($, moment) {
var updateInterval = 1e3,
useNativeTimestamps = false,
formatters = {},
paused = false,
updateID = null,
$livestamps = $([]),
Expand All @@ -18,18 +19,21 @@
livestampGlobal.resume();
},

prep = function($el, timestamp) {
prep = function($el, timestamp, format) {
var oldData = $el.data('livestampdata');
if ((typeof timestamp === 'number') && !useNativeTimestamps)
timestamp *= 1e3;

$el.removeAttr('data-livestamp')
.removeData('livestamp');
.removeData('livestamp')
.removeAttr('data-livestamp-format')
.removeData('livestamp-format');

timestamp = moment(timestamp);
if (moment.isMoment(timestamp) && !isNaN(+timestamp)) {
var newData = $.extend({ }, { 'original': $el.contents() }, oldData);
var newData = $.extend({ }, {'original': $el.contents() }, oldData);
newData.moment = moment(timestamp);
newData.format = format;

$el.data('livestampdata', newData).empty();
$livestamps.push($el[0]);
Expand All @@ -52,7 +56,7 @@

$('[data-livestamp]').each(function() {
var $this = $(this);
prep($this, $this.data('livestamp'));
prep($this, $this.data('livestamp'), $this.data('livestamp-format'));
});

var toRemove = [];
Expand All @@ -63,8 +67,9 @@
if (data === undefined)
toRemove.push(this);
else if (moment.isMoment(data.moment)) {
var formatter = formatters[data.format];
var from = $this.html(),
to = data.moment.fromNow();
to = formatter ? formatter(data.moment) : data.moment.fromNow();

if (from != to) {
var e = $.Event('change.livestamp');
Expand Down Expand Up @@ -99,18 +104,22 @@
return useNativeTimestamps;
}
useNativeTimestamps = nativeTimestamps;
},

registerFormatter: function(name, fn) {
formatters[name] = fn;
}
},

livestampLocal = {
add: function($el, timestamp) {
add: function($el, timestamp, format) {
if ((typeof timestamp === 'number') && !useNativeTimestamps)
timestamp *= 1e3;
timestamp = moment(timestamp);

if (moment.isMoment(timestamp) && !isNaN(+timestamp)) {
$el.each(function() {
prep($(this), timestamp);
prep($(this), timestamp, format);
});
livestampGlobal.update();
}
Expand Down