Zabbix

<?php

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;

** without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

** See the GNU Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

​

/**

 * Class to perform low level trigger related actions.

 */

class CTriggerManager {

​

    /**

     * Deletes triggers and related entities without permission check.

     *

     * @param array $triggerids

     */

    public static function delete(array $triggerids) {

        $del_triggerids = [];

​

        // Selecting all inherited triggers.

        $parent_triggerids = array_flip($triggerids);

        do {

            $db_triggers = DBselect(

                'SELECT t.triggerid'.

                ' FROM triggers t'.

                ' WHERE '.dbConditionInt('t.templateid', array_keys($parent_triggerids))

            );

​

            $del_triggerids += $parent_triggerids;

            $parent_triggerids = [];

​

            while ($db_trigger = DBfetch($db_triggers)) {

                if (!array_key_exists($db_trigger['triggerid'], $del_triggerids)) {

                    $parent_triggerids[$db_trigger['triggerid']] = true;

                }

            }

        } while ($parent_triggerids);

​

        $del_triggerids = array_keys($del_triggerids);

​

        self::checkUsedInActions($del_triggerids);

​

        // Remove trigger sysmap elements.

        $selement_triggerids = [];

        $selementids = [];

​

        $db_selement_triggers = DBselect(

            'SELECT st.selement_triggerid,st.selementid'.

            ' FROM sysmap_element_trigger st'.

            ' WHERE '.dbConditionInt('st.triggerid', $del_triggerids)

        );

​

        while ($db_selement_trigger = DBfetch($db_selement_triggers)) {