Vergleich inc/class_stopforumspamchecker.php - 1.8.8 - 1.8.20

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	public function is_user_a_spammer($username = '', $email = '', $ip_address = '')
{
$is_spammer = false;

	public function is_user_a_spammer($username = '', $email = '', $ip_address = '')
{
$is_spammer = false;

		$confidence = 0;

		$checknum = $confidence = 0;





		if(filter_var($email, FILTER_VALIDATE_EMAIL) && filter_var($ip_address, FILTER_VALIDATE_IP)) // Calls to the API with invalid email/ip formats cause issues

		if(!filter_var($email, FILTER_VALIDATE_EMAIL))

		{

		{

			$username_encoded = urlencode($username);
$email_encoded = urlencode($email);

			throw new Exception("stopforumspam_invalid_email");
}





			$check_url = sprintf(self::STOP_FORUM_SPAM_API_URL_FORMAT, $username_encoded, $email_encoded, $ip_address);


































		if(!filter_var($ip_address, FILTER_VALIDATE_IP))
{
throw new Exception('stopforumspam_invalid_ip_address');
}

$is_internal_ip = !filter_var(
$ip_address,
FILTER_VALIDATE_IP,
FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE
);

if($is_internal_ip)
{
return false;
}

$username_encoded = urlencode($username);
$email_encoded = urlencode($email);

$check_url = sprintf(self::STOP_FORUM_SPAM_API_URL_FORMAT, $username_encoded, $email_encoded, $ip_address);

$result = fetch_remote_file($check_url);

if($result !== false)
{
$result_json = @json_decode($result);

if($result_json != null && !isset($result_json->error))
{
if($this->check_usernames && $result_json->username->appears)
{
$checknum++;
$confidence += $result_json->username->confidence;
}





			$result = fetch_remote_file($check_url);





				if($this->check_emails && $result_json->email->appears)
{
$checknum++;
$confidence += $result_json->email->confidence;
}





			if($result !== false)
{
$result_json = @json_decode($result);








				if($this->check_ips && $result_json->ip->appears)
{
$checknum++;
$confidence += $result_json->ip->confidence;
}

if($checknum > 0 && $confidence)
{
$confidence = $confidence / $checknum;
}





				if($result_json != null && !isset($result_json->error))

				if($confidence > $this->min_weighting_before_spam)

				{

				{

					if($this->check_usernames && $result_json->username->appears)
{
$confidence += $result_json->username->confidence;
}

if($this->check_emails && $result_json->email->appears)
{
$confidence += $result_json->email->confidence;
}

if($this->check_ips && $result_json->ip->appears)
{
$confidence += $result_json->ip->confidence;
}

if($confidence > $this->min_weighting_before_spam)
{
$is_spammer = true;
}

					$is_spammer = true;



















				}

				}

				else
{
throw new Exception('stopforumspam_error_decoding');
}
}

			}





			else
{

			else
{

				throw new Exception('stopforumspam_error_retrieving');

				throw new Exception('stopforumspam_error_decoding');

			}

			}

 
		}
else
{
throw new Exception('stopforumspam_error_retrieving');

		}

if($this->plugins)

		}

if($this->plugins)