Zabbix

<?php

/*

** Zabbix

** Copyright (C) 2001-2022 Zabbix SIA

**

** 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 2 of the License, or

** (at your option) any later version.

**

** 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 General Public License for more details.

**

** You should have received a copy of the GNU General Public License

** along with this program; if not, write to the Free Software

** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

**/

​

​

class CControllerDashboardWidgetEdit extends CController {

​

    private $context;

​

    protected function checkInput() {

        $fields = [

            'templateid' =>                 'db dashboard.templateid',

            'type' =>                       'string',

            'name' =>                       'string',

            'view_mode' =>                  'in '.implode(',', [ZBX_WIDGET_VIEW_MODE_NORMAL, ZBX_WIDGET_VIEW_MODE_HIDDEN_HEADER]),

            'prev_type' =>                  'string',

            'fields' =>                     'json',

            'unique_id' =>                  'string',

            'dashboard_page_unique_id' =>   'string'

        ];

​

        $ret = $this->validateInput($fields);

​

        if ($ret) {

            $this->context = $this->hasInput('templateid')

                ? CWidgetConfig::CONTEXT_TEMPLATE_DASHBOARD

                : CWidgetConfig::CONTEXT_DASHBOARD;

​

            if ($this->hasInput('type')) {

                if (!CWidgetConfig::isWidgetTypeSupportedInContext($this->getInput('type'), $this->context)) {

                    error(_('Widget type is not supported in this context.'));

​

                    $ret = false;

                }

            }

        }

​

        if (!$ret) {

            $this->setResponse(

                (new CControllerResponseData(['main_block' => json_encode([

                    'error' => [

                        'messages' => array_column(get_and_clear_messages(), 'message')

                    ]

                ])]))->disableView()

            );

        }

​

        return $ret;

    }

​

    protected function checkPermissions() {

        return ($this->context === CWidgetConfig::CONTEXT_TEMPLATE_DASHBOARD)

            ? ($this->getUserType() >= USER_TYPE_ZABBIX_ADMIN)

            : ($this->getUserType() >= USER_TYPE_ZABBIX_USER);

    }

​

    protected function doAction() {

        $known_widget_types = CWidgetConfig::getKnownWidgetTypes($this->context);

​

        natsort($known_widget_types);

​

        if ($this->hasInput('type')) {

            $type = $this->getInput('type');

​

            if (!array_key_exists($type, $known_widget_types) || $this->getInput('prev_type', $type) !== $type) {

                CProfile::update('web.dashboard.last_widget_type', $type, PROFILE_TYPE_STR);

            }

        }

        else {

            $type = CProfile::get('web.dashboard.last_widget_type');

            if (!array_key_exists($type, $known_widget_types)) {

                $type = array_keys($known_widget_types)[0];

            }

        }

​