<?php
//IP адрес голосовавшего
$dateIP = time();
if(empty($_SESSION['IPHost']))
	{
	/*if(isset($_SERVER['HTTP_X_FORWARDED_FOR'])){$host = gethostbyaddr($_SERVER['HTTP_X_FORWARDED_FOR']);}
	else{$host = gethostbyaddr($_SERVER['REMOTE_ADDR']);}
	$host = getenv(HTTP_X_FORWARDED_FOR);*/
	$_SESSION['IPHost'] = $_SERVER['REMOTE_ADDR'];		
	if(empty($_SESSION['IPHost'])){$_SESSION['IPHost'] = gethostbyaddr($_SERVER['REMOTE_ADDR']);}
	}

//определение от куда сделан запрос
$pr = "";
if (!empty($level)){$pr = "../";}
$filename = $pr . "kurs.txt";
$read = $pr . "index/readFile.php";
$write = $pr . "index/writeFile.php";

if (!file_exists ($filename)){touch ($filename);}
//выборка записей
include ($read);
 	
if ($len_tmp_massive > 0)
	{	
	$_SESSION['USD'] = trim($tmp_massive[0]);
	$_SESSION['EUR'] = trim($tmp_massive[1]);
	$_SESSION['cbrDate'] = date ("d.m.Y", trim($tmp_massive[2]));	
	}

//определение времени последнего обновления

if (((date ("d", trim($tmp_massive[2])) != date ("d", time ())) and (date ("G", time ()) > 13)))
	{
	// Формируем дату для запроса 
	$date = date("d/m/Y", time ());																			
	$address = "http://www.cbr.ru/scripts/XML_daily.asp?date_req=$date";
	//$address = "http://www.cbr.ru/scripts/XML_daily.asp?date_req=12/11/2011";
	//$address = "kursCode.txt";												

	$massive = file($address);						 
	$len_massive = count ($massive);
	
	if(empty($massive)){return;}
								
	//запись нового курса
	$x = 0;
	$clean = "eulaV></LAUE";
			
	for ($n = 0; $n < $len_massive; $n++)		
		{
		$m = $n;
		$str1 = $massive["$m"];
		$m++;
		$str2 = $massive["$m"];
		$m++;
		$m++;
		$m++;
		$str5 = trim($massive["$m"]);
		
				
		if (strstr ($str1, "840") and strstr ($str2, "USD"))
			{
			$str5 = str_replace (",", ".", $str5);	
			$tmp_massive[0] = strtok ($str5, $clean) . "\n";
			$n = $m;
			$x++;
			}
			
		if (strstr ($str1, "978") and strstr ($str2, "EUR"))
			{
			$str5 = str_replace (",", ".", $str5);
			$tmp_massive[1] = strtok ($str5, $clean) . "\n";
			$n = $m;
			$x++;
			}
			
		if ($x == 2)
			{
			$tmp_massive[2] = time () . "\n";
																			
			//запись в файл kurs.txt
			$_SESSION['USD'] = $tmp_massive[0];
			$_SESSION['EUR'] = $tmp_massive[1];
			$_SESSION['cbrDate'] = date ("d.m.Y", trim($tmp_massive[2]));
			$len_tmp_massive = 3;
			include ($write);			
			break;			
			}
		}												
	}
	
?>