librenms/html/forms/delete-alert-rule.inc.php

<?php

/*
 * LibreNMS
 *
 * Copyright (c) 2014 Neil Lathwood <https://github.com/laf/ http://www.lathwood.co.uk/fa>
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.  Please see LICENSE.txt at the top level of
 * the source code distribution for details.
 */

if(is_admin() === false) {
    die('ERROR: You need to be admin');
}

if(!is_numeric($_POST['alert_id'])) {
    echo('ERROR: No alert selected');
    exit;
} else {
    if(dbDelete('alert_rules', "`id` =  ?", array($_POST['alert_id']))) {
      if(dbDelete('alert_map', "rule = ?", array($_POST['alert_id'])) || dbFetchCell('COUNT(id) FROM alert_map WHERE rule = ?',array($_POST['alert_id'])) == 0) {
        echo('Maps has been deleted.');
      } else {
        echo('WARNING: Maps could not be deleted.');
      }
      echo('Alert rule has been deleted.');
      exit;
    } else {
      echo('ERROR: Alert rule has not been deleted.');
      exit;
    }
}