<?php
/*******************************************************************************
*	IKBIN
*	Copyright (C) 2007 ikbin project administrators
*
*************************************************************************************/
class utilityfunctions{

	function fuzzyDate($timestamp){
			if($timestamp==0){return 'none';}
			$timestamp = strtotime($timestamp);
			if($timestamp > time())
		 //we don't handle future dates
				return date('Y-m-d H:i', $timestamp);
			elseif($timestamp > mktime(0,0,0))
		 //since midnight so it's today
				return 'Today '.date('H:i', $timestamp);
			elseif($timestamp > mktime(0,0,0) - 86400)
		 //since midnight 1 day ago so it's yesterday
				return 'Yesterday '.date('H:i', $timestamp);
			elseif($timestamp > mktime(0,0,0) - 86400*7)
		 //since midnight 7 days ago so it's this week
				return date('l H:i', $timestamp);
			elseif($timestamp > mktime(0,0,0,1,1))
		 //since 1st Jan so it's this year
				return date('F j', $timestamp);
			else
		 //ages ago!
				return date('F Y', $timestamp);
	}


	function fuzzyage($timestamp){
		if($timestamp==0){return 'none';}
		$timestamp=strtotime($timestamp);
		//is it D, M, HR?
		//return round((time()-$timestamp)/86400).' d';
		if($timestamp > time())
		 //we don't handle future dates
				//return 'error:change offset!';
				return '0 m';
			elseif($timestamp > (time()-3600))//mktime(0,0,0))
		 //59 or less minutes old
				return round((time()-$timestamp)/60).' m';
			elseif($timestamp > (time()-86400))//mktime(0,0,0) - 86400)
		 //23 or fewer hours old
				return round((time()-$timestamp)/3600).' h';
			else
		 //everything else in days
				return round((time()-$timestamp)/86400).' d';
	}

		

	
	function fuzzysize($size){
		switch(true){
		//bits
		//bytes
			case ($size<1000):
				return $size.' B';
				break;
		//kbytes
			case ($size<1000000):
				return round($size/1024,2).' KB';
				break;
		//mbytes
			case ($size<1000000000):
				return round($size/1048576,2).' MB';
				break;
		//gbytes
		//tbytes	
			default:
				return round($size/1073741824,2).' GB';
				break;
		}
	}
}//class
?>