/****************************************************************************************
Author:	
	- Twitter, Rinse Stellingwerf
	
Description:
	- Twitter javascript functions.
	
Date created:
	- ??/??/??
	
Update log:
	- 11/11/09: Changed the twitterCallback2() function for use with Mett.
	- 16/06/10: Added some checks.
****************************************************************************************/

function twitterCallback2(twitters) 
{
	var statusCharacters = "999"
	var statusHTML = [];
	
	for (var i = 0; i < twitters.length; i++)
	{
		var username = twitters[i].user.screen_name;
		var status = twitters[i].text.replace(/((https?|s?ftp|ssh)\:\/\/[^"\s\<\>]*[^.,;'">\:\s\<\>\)\]\!])/g, function(url)
		{
			return '<a href="' + url + '">' + url + '</a>';		
		})
		
		.replace(/\B@([_a-z0-9]+)/ig, function(reply)
		{
			return reply.charAt(0)+'<a href="http://twitter.com/' + reply.substring(1)+'">' + reply.substring(1) + '</a>'; 
		});
		
		// Only show the first x characters.
		status = status.substring(0, statusCharacters);
		
		statusHTML.push('<li class="iconTwitter webboxRowAuto">' + status + '<br /><a href="http://twitter.com/' + username + '/statuses/' + twitters[i].id + '">' + relative_time(twitters[i].created_at) + '</a></li>');
	}
	
	if (document.getElementById("twitterUpdateList"))
	{
		document.getElementById("twitterUpdateList").innerHTML = statusHTML.join('');
	}
}

function relative_time(time_value) 
{
	var values = time_value.split(" ");
	time_value = values[1] + " " + values[2] + ", " + values[5] + " " + values[3];
  
	var parsed_date = Date.parse(time_value);
	var relative_to = (arguments.length > 1) ? arguments[1] : new Date();
  
	var delta = parseInt((relative_to.getTime() - parsed_date) / 1000);  
	delta = delta + (relative_to.getTimezoneOffset() * 60);

	if (delta < 60)
	{
		return "minder dan een minuut geleden";
	}
	else if (delta < 120)
	{
		return "ongeveer een minuut geleden";
	}
	else if (delta < (60*60))
	{
		return (parseInt(delta / 60)).toString() + " minuten geleden";
	}
	else if (delta < (120*60))
	{
		return "ongeveer een uur geleden";
	}
	else if (delta < (24*60*60))
	{
		return "ongeveer " + (parseInt(delta / 3600)).toString() + " uren geleden";
	}
	else if(delta < (48*60*60))
	{
		return "1 dag geleden";
	}
	else
	{
		return (parseInt(delta / 86400)).toString() + " dagen geleden";
	}
}