/*
 * jTwitter 1.1.1 - Twitter API abstraction plugin for jQuery
 *
 * Copyright (c) 2009 jQuery Howto
 *
 * Licensed under the GPL license:
 *   http://www.gnu.org/licenses/gpl.html
 *
 * URL:
 *   http://jquery-howto.blogspot.com
 *
 * Author URL:
 *   http://jquery-howto.blogspot.com
 *
 */
(function( $ ){
	$.extend( {
		jTwitter: function( username, numPosts, fnk ) {
			var info = {};
			
			// If no arguments are sent or only username is set
			if( username == 'undefined' || numPosts == 'undefined' ) {
				return;
			} else if( $.isFunction( numPosts ) ) {
				// If only username and callback function is set
				fnk = numPosts;
				numPosts = 5;
			}
			
			var url = "http://twitter.com/status/user_timeline/"
				+ username + ".json?count="+numPosts+"&callback=?";

			$.getJSON( url, function( data ){
				if( $.isFunction( fnk ) ) {
					fnk.call( this, data );
				}
			});
		}
	});
})( jQuery );



function formatTwitString(str)
{
	str =' '+str;
	str = str.replace(/((ftp|https?):\/\/([-\w\.]+)+(:\d+)?(\/([\w/_\.]*(\?\S+)?)?)?)/gm,'<a href="$1" target="_blank">$1</a>');
	str = str.replace(/([^\w])\@([\w\-]+)/gm,'$1@<a href="http://twitter.com/$2" target="_blank">$2</a>');
	str = str.replace(/([^\w])\#([\w\-]+)/gm,'$1<a href="http://twitter.com/search?q=%23$2" target="_blank">#$2</a>');
	return str;
}

function relativeTime(pastTime)
{	
	var origStamp = Date.parse(pastTime);
	var curDate = new Date();
	var currentStamp = curDate.getTime();
	var difference = parseInt((currentStamp - origStamp)/1000);
	if(difference < 0) return false;
	if(difference <= 5)				return tw_date_just_now;
	if(difference <= 20)			return tw_date_seconds_ago;
	if(difference <= 60)			return tw_date_a_minute_ago;
	if(difference < 3600)			return parseInt(difference/60)+" "+tw_date_minutes_ago;
	if(difference <= 1.5*3600) 		return tw_date_one_our_ago;
	if(difference < 23.5*3600)		return Math.round(difference/3600)+" "+tw_date_hours_ago;
	if(difference < 1.5*24*3600)	return tw_date_one_day_ago;
	var dateArr = pastTime.split(' ');
	return dateArr[4].replace(/\:\d+$/,'')+' '+dateArr[2]+' '+dateArr[1]+(dateArr[3]!=curDate.getFullYear()?' '+dateArr[3]:'');
}