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annotate pretty-date.js @ 1:bddbe7723643

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Added john resig's pretty date lib and a 'last changed' column on report tables.
author Atul Varma <varmaa@toolness.com>
date Sun, 07 Mar 2010 14:28:52 -0800
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children 1c1e538d7df7
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bddbe7723643 Added john resig's pretty date lib and a 'last changed' column on report tables.
Atul Varma <varmaa@toolness.com>
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1 /*
bddbe7723643 Added john resig's pretty date lib and a 'last changed' column on report tables.
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2 * JavaScript Pretty Date
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3 * Copyright (c) 2008 John Resig (jquery.com)
bddbe7723643 Added john resig's pretty date lib and a 'last changed' column on report tables.
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4 * Licensed under the MIT license.
bddbe7723643 Added john resig's pretty date lib and a 'last changed' column on report tables.
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5 */
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6
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7 // Takes an ISO time and returns a string representing how
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8 // long ago the date represents.
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9 function prettyDate(time){
bddbe7723643 Added john resig's pretty date lib and a 'last changed' column on report tables.
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10 var date = new Date((time || "").replace(/-/g,"/").replace(/[TZ]/g," ")),
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11 diff = (((new Date()).getTime() - date.getTime()) / 1000),
bddbe7723643 Added john resig's pretty date lib and a 'last changed' column on report tables.
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12 day_diff = Math.floor(diff / 86400);
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13
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14 if ( isNaN(day_diff) || day_diff < 0 || day_diff >= 31 )
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15 return;
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16
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17 return day_diff == 0 && (
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18 diff < 60 && "just now" ||
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19 diff < 120 && "1 minute ago" ||
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20 diff < 3600 && Math.floor( diff / 60 ) + " minutes ago" ||
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21 diff < 7200 && "1 hour ago" ||
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22 diff < 86400 && Math.floor( diff / 3600 ) + " hours ago") ||
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23 day_diff == 1 && "Yesterday" ||
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24 day_diff < 7 && day_diff + " days ago" ||
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25 day_diff < 31 && Math.ceil( day_diff / 7 ) + " weeks ago";
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26 }
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27
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28 // If jQuery is included in the page, adds a jQuery plugin to handle it as well
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29 if ( typeof jQuery != "undefined" )
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30 jQuery.fn.prettyDate = function(){
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31 return this.each(function(){
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32 var date = prettyDate(this.title);
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33 if ( date )
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34 jQuery(this).text( date );
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35 });
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36 };