public static function get_response($in_input)
{
if (JxBotConverse::user_input_looks_strange($in_input)) {
return 'Your last comment looks a bit strange.';
}
// ** configurable?
/* cap general server requests (safety); should be configurable
as people have different host specs; 300 recommended for small shared host */
$cap_bot_ipm = JxBotConfig::option('sys_cap_bot_ipm', 300);
if ($cap_bot_ipm > 0) {
$stmt = JxBotDB::$db->prepare('SELECT COUNT(*) FROM log
WHERE stamp >= DATE_SUB(NOW(), INTERVAL 1 MINUTE)');
$stmt->execute();
$last_min_total = intval($stmt->fetchAll(PDO::FETCH_NUM)[0][0]);
if ($last_min_total >= $cap_bot_ipm) {
return 'Sorry, I\'m too busy to chat right now. Please come back later.';
}
}
/* count interaction */
JxBotDB::$db->exec('UPDATE stats SET interactions = interactions + 1');
/* start timer */
$start_time = microtime(true);
/* initalize tracking variables */
JxBotConverse::$match_time = 0.0;
JxBotConverse::$service_time = 0.0;
JxBotConverse::$iq_score = 0.0;
JxBotConverse::$category_stack = array();
$fault = false;
/* run the bot */
try {
$output = JxBotConverse::srai($in_input);
} catch (Exception $err) {
$output = $err->getMessage();
$fault = true;
}
/* end timer */
$end_time = microtime(true);
//print 'IQ '.JxBotConverse::$iq_score. '<br>';
/* log this interaction */
if (trim($output) == '') {
$fault = true;
}
if ($fault) {
JxBotConverse::$iq_score = -1;
}
JxBotConverse::log($in_input, $output, $end_time - $start_time, JxBotConverse::$match_time, JxBotConverse::$service_time, JxBotConverse::$iq_score);
/* return the bot response */
if ($fault) {
return 'I do apologise. I seem to be experiencing a positronic malfunction.';
}
return $output;
}
