SysLog::log

public SysLog::log($level, $message, array $context = array())

public function log($level, $message, array $context = array()) {
  global $base_url;

  // Ensure we have a connection available.
  $this->openConnection();

  // Populate the message placeholders and then replace them in the message.
  $message_placeholders = $this->parser->parseMessagePlaceholders($message, $context);
  $message = empty($message_placeholders) ? $message : strtr($message, $message_placeholders);

  $entry = strtr($this->config->get('format'), array(
    '!base_url' => $base_url,
    '!timestamp' => $context['timestamp'],
    '!type' => $context['channel'],
    '!ip' => $context['ip'],
    '!request_uri' => $context['request_uri'],
    '!referer' => $context['referer'],
    '!uid' => $context['uid'],
    '!link' => strip_tags($context['link']),
    '!message' => strip_tags($message),
  ));

  syslog($level, $entry);
}