function sfs_check_banned($user_data, &$cached_response = false)
{
if (forum_get_setting('sfs_enabled', 'N')) {
return false;
}
$request = array('f' => 'json');
if (isset($user_data['IPADDRESS']) && strlen(trim($user_data['IPADDRESS'])) > 0) {
$request['ip'] = ipv6_to_ipv4($user_data['IPADDRESS']);
}
if (!isset($user_data['UID']) || $user_data['UID'] > 0) {
if (isset($user_data['LOGON']) && strlen(trim($user_data['LOGON'])) > 0) {
$request['username'] = $user_data['LOGON'];
}
if (isset($user_data['EMAIL']) && strlen(trim($user_data['EMAIL'])) > 0) {
$request['email'] = $user_data['EMAIL'];
}
}
if (sizeof($request) < 2) {
return false;
}
$ban_type_array = array('ip' => BAN_TYPE_IP, 'username' => BAN_TYPE_LOGON, 'email' => BAN_TYPE_EMAIL);
$sfs_api_url_array = parse_url(forum_get_setting('sfs_api_url', null, 'http://www.stopforumspam.com/api'));
$sfs_api_url_array['query'] = http_build_query($request, false, '&');
$sfs_api_url = build_url_str($sfs_api_url_array);
$sfs_api_url_md5 = md5($sfs_api_url);
$min_confidence = forum_get_setting('sfs_min_confidence', null, 75);
$response_confidence = 0;
$cached_response = false;
try {
if (!($response = sfs_cache_get($sfs_api_url_md5, $cached_response))) {
$curl = curl_init($sfs_api_url);
curl_setopt($curl, CURLOPT_CONNECTTIMEOUT_MS, 500);
curl_setopt($curl, CURLOPT_TIMEOUT_MS, 500);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
$response = json_decode(curl_exec($curl), true);
}
if (!isset($response['success']) || $response['success'] != 1) {
return false;
}
if (!$cached_response) {
sfs_cache_put($sfs_api_url_md5, $response);
}
foreach (array_keys($ban_type_array) as $key) {
if (!isset($response[$key]['confidence'])) {
continue;
}
$response_confidence += $response[$key]['confidence'];
}
$response_confidence = $response_confidence / (count($request) - 1);
} catch (Exception $e) {
return false;
}
return $response_confidence > $min_confidence;
}
function sfs_check_banned($user_data, &$cached_response = false)
{
if (forum_get_setting('sfs_enabled', 'N')) {
return false;
}
$request = array('f' => 'json');
if (isset($user_data['IPADDRESS']) && strlen(trim($user_data['IPADDRESS'])) > 0) {
$request['ip'] = $user_data['IPADDRESS'];
}
if (!isset($user_data['UID']) || $user_data['UID'] > 0) {
if (isset($user_data['LOGON']) && strlen(trim($user_data['LOGON'])) > 0) {
$request['username'] = $user_data['LOGON'];
}
if (isset($user_data['EMAIL']) && strlen(trim($user_data['EMAIL'])) > 0) {
$request['email'] = $user_data['EMAIL'];
}
}
if (sizeof($request) < 2) {
return false;
}
$ban_type_array = array('ip' => BAN_TYPE_IP, 'username' => BAN_TYPE_LOGON, 'email' => BAN_TYPE_EMAIL);
$sfs_api_url_array = parse_url(forum_get_setting('sfs_api_url', null, 'http://www.stopforumspam.com/api'));
$sfs_api_url_array['query'] = http_build_query($request, false, '&');
$sfs_api_url = build_url_str($sfs_api_url_array);
$sfs_api_url_md5 = md5($sfs_api_url);
$min_confidence = forum_get_setting('sfs_min_confidence', null, 75);
$response_confidence = 0;
try {
if (!($response = sfs_cache_get($sfs_api_url_md5, $cached_response))) {
$context = stream_context_create(array('http' => array('timeout' => 1)));
$response = json_decode(file_get_contents($sfs_api_url, null, $context), true);
}
sfs_cache_put($sfs_api_url_md5, $response);
if (!isset($response['success']) || $response['success'] != 1) {
return false;
}
foreach (array_keys($ban_type_array) as $key) {
if (!isset($response[$key]['confidence'])) {
continue;
}
$response_confidence += $response[$key]['confidence'];
}
$response_confidence = $response_confidence / (count($request) - 1);
} catch (Exception $e) {
return false;
}
return $response_confidence > $min_confidence;
}