<?php
/**
 * i-doit - Documentation and CMDB solution for IT environments
 *
 * This file is part of the i-doit framework. Modify at your own risk.
 *
 * Please visit http://www.i-doit.com/license for a full copyright and license information.
 *
 * @version     1.10
 * @package     i-doit
 * @author      synetics GmbH
 * @copyright   synetics GmbH
 * @url         http://www.i-doit.com
 * @license     http://www.i-doit.com/license
 */

/**
 * i-doit
 *
 * Notification: Count licenses
 *
 * @package     i-doit
 * @subpackage  Notifications
 * @author      Benjamin Heisig <bheisig@i-doit.org>
 * @copyright   synetics GmbH
 * @license     http://www.i-doit.com/license
 */
class isys_notification_count_licenses extends isys_notification
{

    /**
     * Handles a notification. This method is used to handle each notification
     * for this notification type.
     *
     * @param array $p_notification Information about notification
     */
    protected function handle_notification($p_notification)
    {
        // Check threshold and its unit:

        if (!isset($p_notification['threshold']))
        {
            $this->m_log->warning(
                'Threshold is not set! Skip notification.'
            );

            return $this->mark_notification_as_incomplete($p_notification);
        } //if

        // Fetch objects selected by notification:
        $l_notification_objects = $this->m_dao->get_objects($p_notification['id']);

        // Get objects of type license:

        $l_objects = [];

        foreach ($l_notification_objects as $l_object)
        {
            if ($l_object['isys_obj__isys_obj_type__id'] == C__OBJTYPE__LICENCE)
            {
                $l_objects[] = $l_object;
            } //if
        } //foreach

        unset ($l_notification_objects);

        $l_num = count($l_objects);

        if ($l_num == 0)
        {
            $this->m_log->warning(
                'No licenses have been set to report! Skip notification.'
            );

            return $this->mark_notification_as_incomplete($p_notification);
        }
        else
        {
            $this->m_log->info(
                sprintf(
                    'Amount of licenses: %s',
                    $l_num
                )
            );
        } //if

        // Count licenses:
        $l_licenses = [];

        // Iterate through each license:
        foreach ($l_objects as $l_object)
        {
            $this->m_log->info(
                sprintf(
                    'Handling license "%s"...',
                    $l_object['isys_obj__title']
                )
            );

            $l_cmdb_dao = new isys_cmdb_dao_licences(
                $this->m_db, $l_object['isys_obj__id']
            );

            $l_res = $l_cmdb_dao->get_licences(true);

            if ($l_res->num_rows() > 0)
            {
                while ($l_row = $l_res->get_row())
                {
                    $l_free = $l_row['isys_cats_lic_list__amount'] - $l_cmdb_dao->get_licences_in_use(C__RECORD_STATUS__NORMAL, $l_row['isys_cats_lic_list__id'])
                            ->num_rows();

                    if ($l_row['isys_cats_lic_list__type'] === C__LICENCE_TYPE__SINGLE && $l_free >= 0) continue;

                    if ($l_free < 0)
                    {
                        $this->m_log->debug(sprintf('License-Key (%s) is too often in use! (%d)', $l_row['isys_cats_lic_list__key'], $l_free));
                    } //if

                    if ($l_free > $p_notification['threshold'])
                    {
                        $this->m_log->debug(
                            sprintf(
                                'Licence-Key (%s) did not exceeded threshold (%d). Skip License-Key.',
                                $l_row['isys_cats_lic_list__key'],
                                $p_notification['threshold']
                            )
                        );
                        continue;
                    } //if

                    $this->m_log->debug('Threshold exceeded! Add license to the list and jump to the next licence object.');
                    $l_licenses[] = $l_object;
                    break;
                } // while
            } // if
        } //foreach

        $l_num = count($l_licenses);

        if ($l_num == 0)
        {
            $this->m_log->debug(
                'There are no licenses left to report. Skip notification.'
            );

            return $this->reset_counter($p_notification);
        }
        else
        {
            $this->m_log->debug(
                sprintf(
                    'Amount of licenses which match the criterias: %s',
                    $l_num
                )
            );
        } //if

        // Write messages:

        if ($this->write_messages($p_notification, $l_licenses) > 0)
        {
            return $this->increase_counter($p_notification);
        } //if

        // Do not increase or reset counter...
    } //function

} //class

?>