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#!/usr/bin/env php
<?php
/**
* Audit Log Retention Cron Job
*
* Deletes audit_log rows older than AUDIT_LOG_RETENTION_DAYS (config, default 90).
* Recommended: run once daily.
*
* Example crontab entry (03:30 every day):
* 30 3 * * * /usr/bin/php /path/to/cron/cleanup_audit_log.php >> /var/log/audit_log_cleanup.log 2>&1
*/
// Prevent web access
if (php_sapi_name() !== 'cli') {
http_response_code(403);
exit('CLI access only');
}
// Change to project root directory
chdir(dirname(__DIR__));
// Include required files
require_once 'config/config.php';
require_once 'helpers/Database.php';
require_once 'models/AuditLogModel.php';
// Log function
function logMessage($message)
{
echo '[' . date('Y-m-d H:i:s') . '] ' . $message . "\n";
}
$retentionDays = (int)($GLOBALS['config']['AUDIT_LOG_RETENTION_DAYS'] ?? 90);
logMessage("Starting audit log cleanup (retention: {$retentionDays} days)");
try {
$conn = Database::getConnection();
$auditLog = new AuditLogModel($conn);
$deleted = $auditLog->deleteOldLogs($retentionDays);
logMessage("Removed {$deleted} audit log row(s) older than {$retentionDays} days");
Database::close();
} catch (Exception $e) {
logMessage('FATAL ERROR: ' . $e->getMessage());
exit(1);
}