<?php
##########################
# 			Obanner 
#		-------VER 1.0.1------
##########################
# name 		: Obanner 
# description 	: with this class , you can add alot & alot of banners with specific period .. after this period the class will show the default banner .
# author		: saanina (abdulrahman muhammad)  (K.S.A)
# email 		: hide@address.com
# price		: 0.0$ 
###########################
# todo : advanced version for those who love alot of features . 
###########################
# send to me your changes in this class for more improvement and sharing
# the information !
###########################
# last edit : 21/7/29H = ../7/08C

#example ..
#//configuration
#$banner	= new banner('defulat.gif','http://default.com');
#//ads .. alot of them you can add .. 
#print $banner->add_banner('bnr1.gif','http://bnr1.com','1-1-2008');
#print $banner->add_banner('bnr2.gif','http://bnr2.com','1-1-2009');
####

class banner 
{
	
		//
		// vars
		//
		var $default_banner	= '';
		var $default_link	= '';
		var $default_lang	= array (
										'time_left'	=>	'time left',	
									);

		#
		# the default banner
		# img_src : default banner img link
		#link : default  img link
		#@banner class
		#
		function banner ($img_src = false, $link = false, $lang = false)
		{
				//default things
				if($img_src !== false) $this->default_banner	= $img_src;
				if($link !== false)  $this->default_link		= $link	;
				if($lang !== false && is_array($lang)) $this->default_lang	= $lang;
		
		}
		
		
		#
		# add_banner 
		# img_src : banner link
		# link : banner link
		# date_end : the date  the banner will be off 
		# @banner class
		#
		function add_banner ($img_src, $link, $date_end)
		{
		
			// get ime left
			$time_left = $this->time_left($date_end);
			
			//if still there time in the banner , lets show it , or show default one if time left
			$banner_lnik	= ($time_left > 0) ? $link 		: $this->default_link; 
			
			//same as above but this with img
			$banner_img		= ($time_left > 0) ? $img_src 	: $this->default_banner; 
			
			//lets return the data without print , why ? cuz "print" inside classes and function may make the page dispaly not ok .. 
			return '<a href="' . $banner_lnik . '"><img src="' . $banner_img . '" alt="'. $this->default_lang['time_left'] .':' . $time_left . '" style="border:0px" /></a>';

		}
		
		#
		# time_left
		# date : future date [ day-month-year]
		# @banner class
		#
		function time_left ($date)
		{
		
			//lets check for sign in the date , cuz its important
			if(strpos($date , '/') === false && strpos($date , '-') === false)
			{
				return false;
			}
		
			//split the date by two method 
			$t 	= split('[-,/]', $date);
			
			//convert the date format to unix format [ why ? cuz computer doesnt understand , its fool machine ] 
			$t1 = mktime(0,0,0,$t[1], $t[0], $t[2]);
			
			// may be u want ask me , time() will help ! , i will say : yes , but it have hours and minuts !!!
			$t2 = mktime(0,0,0,date('m'), date('d'), date('Y'));
		
			// future date - now / day calculating
			$totaldays = ($t1 - $t2)  / (60 * 60 * 24);
		
			//return the day left
			return $totaldays;
		}
	
	
}#end of class



?>