Untitled

<?php

/*
	PHP Landing Manager
	(c) 2026 Alex Constantin aka LondoN eXtream
	Creator contact: https://steamcommunity.com/id/london_extreamcs
*/

function SafeJSONDecode ( string $json_payload ): array
{
	try
	{
		$json_data = json_decode ( $json_payload, true, 512, JSON_THROW_ON_ERROR );
		return is_array ( $json_data ) ? $json_data : [];
	}	catch ( JsonException $json_error ) {
		return [];
	}
}

function GetInternetProtocol ( ) : string
{
	$http_headers = [ 'HTTP_CF_CONNECTING_IP', 'HTTP_X_REAL_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_CLIENT_IP', 'REMOTE_ADDR' ];

	foreach ( $http_headers as $header )
	{
		if ( empty ( $_SERVER [ $header ] ) )
			continue;

		$ips = ( $header === 'HTTP_X_FORWARDED_FOR' ) ? explode ( ',', $_SERVER [ $header ] ) : [ $_SERVER [ $header ] ];

		foreach ( $ips as $single_ip )
		{
			$single_ip = trim ( $single_ip );

			if ( filter_var ( $single_ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE ) )
				return $single_ip;
		}
	}

	return 'N/A';
}

function WriteLog ( string $Event, array $data = [ ] ) : int
{
	$baseDir = __DIR__ . '/manifest';
	$dayDir = $baseDir . '/' . date ( 'd-m-Y' );

	if ( !is_dir ( $dayDir ) )
		mkdir ( $dayDir, 0775, true );

	$safe_event = preg_replace ( '/[^a-z0-9_]+/i', '_', $Event );
	$file = $dayDir . '/manifest_' . $safe_event . '.json';

	$fp = fopen ( $file, 'c+' );

	if ( !$fp )
		return 0;

	flock ( $fp, LOCK_EX );

	$contents = stream_get_contents ( $fp );
	$logs = $contents ? SafeJSONDecode ( $contents ) : [ ];
	$redirectNumber = count ( $logs ) + 1;
	$entry = array_merge ( [ 'redirect_number' => $redirectNumber, 'timestamp' => date ( 'c' ), 'event' => $Event, 'ip' => $data [ 'ip' ] ?? GetInternetProtocol ( ) ], $data );

	$logs [ ] = $entry;

	rewind ( $fp );
	ftruncate ( $fp, 0 );
	fwrite ( $fp, json_encode ( $logs, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES ) );
	fflush ( $fp );
	flock ( $fp, LOCK_UN );
	fclose ( $fp );

	return $redirectNumber;
}

function Redirect ( string $link, int $delay, array $extra = [ ] ) : void
{
	if ( !filter_var ( $link, FILTER_VALIDATE_URL ) )
	{
		http_response_code ( 400 );
		exit;
	}

	$logData = array_merge ( [ 'ip' => GetInternetProtocol ( ), 'ua' => $_SERVER [ 'HTTP_USER_AGENT' ] ?? 'N/A', 'reason' => 'landing_redirect' ], $extra );
	$redirectNumber = logEvent ( 'landing_redirect', $logData );

	if ( !headers_sent ( ) && $delay === 0 )
		header ( 'Location: ' . $link, true, 302 );

	$escHTML = htmlspecialchars ( $link, ENT_QUOTES, 'UTF-8' );
	$escJS = json_encode ( $link ) ?: '""';

	echo '<!doctype html><html><head><meta charset="utf-8"><meta name="robots" content="noindex, nofollow"><title>Redirecting...</title></head><body>';

	if ( $delay > 0 )
		echo '<script>setTimeout(function(){location.replace(' . $escJS . ');}, ' . ( $delay * 1000 ) . ');</script>';
	else
		echo '<script>location.replace(' . $escJS . ');</script>';

	echo '<noscript><a href="' . $escHTML . '">Continue</a></noscript></body></html>';
	exit;
}


require_once __DIR__ . '/geoip2.phar';

use GeoIp2\Database\Reader;

$ip = GetInternetProtocol ( );
$country = 'N/A';
$geo_source = 'none';
$db_path = __DIR__ . '/geoip/GeoLite2-Country.mmdb';

try
{
	if ( !file_exists ( $db_path ) )
		exit;

	if ( !filter_var ( $ip, FILTER_VALIDATE_IP ) )
	{
		$country = 'N/A';
		$geo_source = 'N/A';
	}
	$reader = new Reader ( $db_path );
	$record = $reader->country ( $ip );

	if ( !empty ( $record->country->isoCode ) )
	{
		$country = strtoupper ( $record->country->isoCode );
		$geo_source = 'local_mmdb';
	}
}

catch ( Exception $Error )
	exit;


$tier1 = [ 'US','GB','CA','AU','DE','FR','IT','ES','NL','SE','NO','DK','FI','IE','CH','AT','BE' ];
$tier2 = [ 'RO','PL','HU','CZ','SK','PT','GR','BG','HR','SI','LT','LV','EE' ];
$tier = in_array ( $country, $tier1 ) ? 'tier1' : ( in_array ( $country, $tier2 ) ? 'tier2' : 'tier3' );
$delay = 2; // seconds in delay to redirect;

$smartlinks = [
	'tier1' => [
		'https://example.com',
		'https://example1.com'
	],

	'tier2' => [
		'https://example.com',
		'https://example1.com'
	],

	'tier3' => [
		'https://example.com',
		'https://example1.com'
	]
];

if ( !empty ( $smartlinks [ $tier ] ) )
	$linkToRedirect = $smartlinks [ $tier ] [ array_rand ( $smartlinks [ $tier ] ) ];
else
	$linkToRedirect = 'https://fallback-link.com';


Redirect ( $linkToRedirect, $delay, [ 'country' => $country, 'tier' => $tier, 'geo_source' => $geo_source ] );

?>