phpBB Custom Coding • block posting with list banned words in message and subject and link in subject

Code:

                if (count($message_parser->warn_msg))                {                        $error[] = implode('<br />', $message_parser->warn_msg);                        $message_parser->warn_msg = array();                }

Code:

/*** BEGIN CUSTOM CODEBlock posting with banned words being used in both the message and the subject. Also block posting if there is a link into the subject.To debug, uncomment the error_log line which will output errors into the error_log file. You have to enable this file first however.https://www.phpbb.com/community/viewtopic.php?t=2135443***/// Example spam word list$aSpam = [      'word1'=> ''    , 'word2'=> ''    , 'word3'=> ''];// Regex for detecting URLs (only in the subject)$urlPattern = '#\bhttps?://[^\s]+#i';// Combine spam words into a single regex pattern$wordPattern = '#\b(' . implode('|', array_map('preg_quote', array_keys($aSpam))) . ')\b#i';// Subject and message to validate$subject = $request->variable('subject', '', true);$message = isset($message_parser->message) ? $message_parser->message : '';// Initialize errors$error = [];// Debug: Log subject and message to verify data// error_log("Subject: " . $subject);// error_log("Message: " . $message);// Check for spam words in the subjectif (preg_match($wordPattern, $subject, $matches)) {    $error[] = "Spam detected due to prohibited word: '{$matches[1]}' in subject.";}// Check for spam words in the messageif (preg_match($wordPattern, $message, $matches)) {    $error[] = "Spam detected due to prohibited word: '{$matches[1]}' in message.";}// Check for URLs in the subject onlyif (preg_match($urlPattern, $subject)) {    $error[] = "Spam detected due to URL in subject.";}// Debug: Log detected errors// if (!empty($error)) {//    error_log("Errors detected: " . implode(' | ', $error));// }/*** END CUSTOM CODE***/