/**
* Checks if the current user has voted from the provided votes
*
* @param array $votes
* @return bool|int
*/
protected function hasUserVoted(array $votes)
{
foreach ($votes as $oid) {
foreach ($oid as $vote) {
if (zula_ip2long(zula_get_client_ip()) == $vote['ip'] || $vote['uid'] != Ugmanager::_GUEST_ID && $vote['uid'] == $this->_session->getUserId()) {
return (int) $vote['option_id'];
}
}
}
return false;
}
/**
* Main method that is called on all loggers from
* the Log class.
*
* @param string $message
* @param int $level
* @param string $file
* @param int $line
* @return bool
*/
public function logMessage($msg, $level, $file = 'unknown', $line = 0)
{
$fileName = $this->makeFileName($level);
$filePath = $this->logDir . '/' . $fileName;
if (!zula_is_writable($this->logDir)) {
return false;
}
$uid = Registry::has('session') ? $this->_session->getUserId() : 'unknown';
$msgFormat = '[%1$s] [%2$s | uid %3$s] [%4$s] -- (%5$s:%6$d) %7$s' . "\r\n";
$entry = sprintf($msgFormat, date('c'), zula_get_client_ip(), $uid, $this->levelName($level), basename($file), $line, $msg);
return error_log($entry, 3, $filePath);
}
/**
* Gets the number of login attempts for the current remote addr
*
* @return int
*/
public function getLoginAttempts()
{
$remoteAddr = (int) zula_ip2long(zula_get_client_ip());
$query = $this->_sql->query('SELECT attempts, blocked FROM {PREFIX}mod_session WHERE ip = ' . $remoteAddr);
$results = $query->fetch(PDO::FETCH_ASSOC);
$query->closeCursor();
if ($results) {
$blockedUntil = $this->_date->getDateTime($results['blocked'])->modify('+10 minutes');
if ($blockedUntil < new DateTime()) {
// Remove the entry as it has now expired
$this->_sql->exec('DELETE FROM {PREFIX}mod_session WHERE ip = ' . $remoteAddr);
$results['attempts'] = 0;
}
return $results['attempts'];
}
return 0;
}
/**
* Check if the Antispam method has passed
*
* @return bool
*/
public function check()
{
if (!trim($this->privateKey)) {
throw new Antispam_Exception('reCAPTCHA API private key needed');
}
$clientIp = zula_get_client_ip();
if ($clientIp == '127.0.0.1') {
throw new Antispam_Exception('unable to gather remote address for reCAPTCHA');
}
try {
$challenge = $this->_input->post('recaptcha_challenge_field');
$response = $this->_input->post('recaptcha_response_field');
if (trim($challenge) && trim($response)) {
// Create an HTTP POST request to the reCAPTCHA server
if (($sock = fsockopen('api-verify.recaptcha.net', 80, $errno, $errstr, 10)) == false) {
throw new Antispam_Exception('unable to create socket');
}
$data = http_build_query(array('privatekey' => $this->privateKey, 'remoteip' => $clientIp, 'challenge' => $challenge, 'response' => $response));
$httpRequest = "POST /verify HTTP/1.0\r\n" . "Host: api-verify.recaptcha.net\r\n" . "Content-Type: application/x-www-form-urlencoded;\r\n" . "Content-Length: " . strlen($data) . "\r\n" . "User-Agent: reCAPTCHA/PHP\r\n" . "\r\n{$data}";
fwrite($sock, $httpRequest);
$response = '';
while (!feof($sock)) {
$response .= fgets($sock, 1160);
# One TCP-IP packet
}
fclose($sock);
$response = explode("\r\n\r\n", $response, 2);
// Check what the answer was
$answers = explode("\n", $response[1]);
return trim($answers[0]) === 'true';
}
return false;
} catch (Input_KeyNoExist $e) {
throw new Antispam_Exception('missing recaptcha input data, strange.');
}
}
/**
* Adds a new vote to a poll option
*
* @param int $oid
* @return bool
*/
public function vote($oid)
{
$option = $this->getOption($oid);
$pdoSt = $this->_sql->prepare('INSERT INTO {PREFIX}mod_poll_votes (option_id, ip, uid) VALUES(?, ?, ?)');
return $pdoSt->execute(array($option['id'], zula_ip2long(zula_get_client_ip()), $this->_session->getUserId()));
}
