here is license.php file how i can null it? <? function get_key () { global $keyfile; $data = @file ($keyfile); if (!$data) { return false; } $buffer = false; foreach ($data as $line) { $buffer .= $line; } if (!$buffer) { return false; } $buffer = @str_replace ('<?PHP', '', $buffer); $buffer = @str_replace ('?>', '', $buffer); $buffer = @str_replace ('/*--', '', $buffer); $buffer = @str_replace ('--*/', '', $buffer); return @str_replace (' ', '', $buffer); } function parse_local_key () { global $keyfile; if ([email protected]_exists ($keyfile)) { return false; } $raw_data = @base64_decode (@get_key ()); $raw_array = @explode ('|', $raw_data); if ((@is_array ($raw_array) AND @count ($raw_array) < 8)) { return false; } return $raw_array; } function validate_local_key ($array) { $raw_array = parse_local_key (); if (([email protected]_array ($raw_array) OR $raw_array === false)) { return '<verify status='invalid_key' message='No file found or invalid file. Please contact support for a new license key.' />'; } if (($raw_array[9] AND strcmp (@md5 ('f707118e3a066ae2b7966afcf9f66a14' . $raw_array[9]), $raw_array[10]) != 0)) { return '<verify status='invalid_key' message='Please contact support for a new license key.' />'; } if (strcmp (@md5 ('f707118e3a066ae2b7966afcf9f66a14' . $raw_array[1]), $raw_array[2]) != 0) { return '<verify status='invalid_key' message='Please contact support for a new license key.' ' . $raw_array[9] . ' />'; } if (($raw_array[1] < time () AND $raw_array[1] != 'never')) { return '<verify status='invalid_key' message='Your local license key has expired. Please contact support for a new license key.' ' . $raw_array[9] . ' />'; } if ($array['per_server']) { $server = phpaudit_get_mac_address (); $mac_array = @explode (',', $raw_array[6]); if (!in_array (@md5 ('f707118e3a066ae2b7966afcf9f66a14' . $server[0]), $mac_array)) { return '<verify status='invalid_key' message='Please contact support for a new license key.' ' . $raw_array[9] . ' />'; } $host_array = @explode (',', $raw_array[4]); if (!in_array (md5 ('f707118e3a066ae2b7966afcf9f66a14' . gethostbyaddr (@gethostbyname ($server[1]))), $host_array)) { return '<verify status='invalid_key' message='Please contact support for a new license key.' ' . $raw_array[9] . ' />'; } } else { if (($array['per_install'] OR $array['per_site'])) { if ($array['per_install']) { $directory_array = @explode (',', $raw_array[3]); $valid_dir = path_translated (); $valid_dir = @md5 ('f707118e3a066ae2b7966afcf9f66a14' . $valid_dir); if ([email protected]_array ($valid_dir, $directory_array)) { return '<verify status='invalid_key' message='Please contact support for a new license key.' ' . $raw_array[9] . ' />'; } } $host_array = @explode (',', $raw_array[4]); if (!in_array (@md5 ('f707118e3a066ae2b7966afcf9f66a14' . $_SERVER['HTTP_HOST']), $host_array)) { return '<verify status='invalid_key' message='Please contact support for a new license key.' ' . $raw_array[9] . ' />'; } $ip_array = @explode (',', $raw_array[5]); if (!in_array (@md5 ('f707118e3a066ae2b7966afcf9f66a14' . @server_addr ()), $ip_array)) { return '<verify status='invalid_key' message='Please contact support for a new license key.' ' . $raw_array[9] . ' />'; } } } return '<verify status='active' message='The license key is valid.' ' . $raw_array[9] . ' />'; } function phpaudit_get_mac_address () { $fp = @popen ('/sbin/ifconfig', 'r'); if (!$fp) { return 0 - 1; } $res = @fread ($fp, 4096); @pclose ($fp); $array = @explode ('HWaddr', $res); if (@count ($array) < 2) { $array = @explode ('ether', $res); } $array = @explode ('', $array[1]); $buffer[] = @trim ($array[0]); $array = @explode ('inet addr:', $res); if (@count ($array) < 2) { $array = @explode ('inet ', $res); } $array = @explode (' ', $array[1]); $buffer[] = @trim ($array[0]); return $buffer; } function path_translated () { if (((isset ($_SERVER['PATH_TRANSLATED']) AND 0 < strlen ($_SERVER['PATH_TRANSLATED'])) AND @realpath ($_SERVER['PATH_TRANSLATED']))) { $path = (substr (php_uname (), 0, 7) == 'Windows' ? str_replace ('\\', '/', $_SERVER['PATH_TRANSLATED']) : $_SERVER['PATH_TRANSLATED']); $path = substr ($path, 0, @strrpos ($path, '/')); } if ($_SERVER['SCRIPT_FILENAME']) { return substr ($_SERVER['SCRIPT_FILENAME'], 0, @strrpos ($_SERVER['SCRIPT_FILENAME'], '/')); } return substr ($_SERVER['ORIG_PATH_TRANSLATED'], 0, @strrpos ($_SERVER['ORIG_PATH_TRANSLATED'], '\')); } function server_addr () { return ($_SERVER['SERVER_ADDR'] ? $_SERVER['SERVER_ADDR'] : $_SERVER['LOCAL_ADDR']); } global $root_dir; global $license_set; global $keyfile; global $returned; include $root_dir . 'includes/db.inc.php'; $license_set = 1; $installed_host = 'http://www.fsrevolution.com/order'; $query_string .= 'product_id=1'; $per_server = false; $per_install = false; $per_site = true; $keyfile = $root_dir . 'includes/key.php'; $array['per_server'] = $per_server; $array['per_install'] = $per_install; $array['per_site'] = $per_site; $data = validate_local_key ($array); $parser = @xml_parser_create (''); @xml_parser_set_option ($parser, XML_OPTION_CASE_FOLDING, 0); @xml_parser_set_option ($parser, XML_OPTION_SKIP_WHITE, 1); @xml_parse_into_struct ($parser, $data, $values, $tags); @xml_parser_free ($parser); $returned = $values[0]['attributes']; if (empty ($returned)) { $returned['status'] = 'invalid_key'; } if ($returned['status'] == 'invalid_key') { if ((0 - 1 < strpos ($returned['message'], 'expired') OR 0 - 1 < strpos ($returned['message'], 'file'))) { $api = new IXR_Client ('http://www.fsrevolution.com/phpaudit/rpc.php'); $data = array (); $data['api_key'] = '77104ff3cc296847ec3099e6a25e1a4c'; $data['license'] = $license; $api->query ('license.get_status', $data); $response = $api->getResponse (); if ($response['status'] == 'active') { $data = array (); $data['api_key'] = '77104ff3cc296847ec3099e6a25e1a4c'; $data['license_key'] = $license; $api->query ('license.get_local_key', $data); $local_key = $api->getResponse (); $fp = fopen ($keyfile, 'w'); @fwrite ($fp, $local_key); } } else { $access_details = ''; if ($per_server) { $server = phpaudit_get_mac_address (); $access_details .= 'access_host=' . gethostbyaddr (@gethostbyname ($server[1])); $access_details .= '&access_mac=' . $server[0]; } else { if ($per_install) { $access_details .= '&access_directory=' . path_translated (); $access_details .= '&access_ip=' . server_addr (); $access_details .= '&access_host=' . $_SERVER['HTTP_HOST']; } else { if ($per_site) { $access_details .= '&access_ip=' . server_addr (); $access_details .= '&access_host=' . $_SERVER['HTTP_HOST']; } } } header ('Location: ' . $installed_host . '/license_key_invalid.php?access=' . urlencode (@base64_encode ($access_details))); exit (); } } unset ($query_string); unset ($per_server); unset ($per_install); unset ($per_site); unset ($server); unset ($data); unset ($parser); unset ($values); unset ($tags); ?>