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<?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 CWidgetFieldTimeZone extends CWidgetField {
private $values;
/**
* CSelect widget field.
*
* @param string $name Field name in form
* @param string $label Label for the field in form
* @param array $values Key/value pairs of select option values. Key - saved in DB. Value - visible to user.
*/
public function __construct($name, $label, $values = null) {
parent::__construct($name, $label);
$this->setSaveType(ZBX_WIDGET_FIELD_TYPE_STR);
if ($values === null) {
$this->values = $this->generateValues();
}
$this->setExValidationRules(['in' => implode(',', array_keys($this->values))]);
}
public function setValue($value) {
return parent::setValue($value);
}
public function getValues() {
return $this->values;
}
private function generateValues() {
return [
ZBX_DEFAULT_TIMEZONE => CTimezoneHelper::getTitle(CTimezoneHelper::getSystemTimezone(),
_('System default')
),
TIMEZONE_DEFAULT_LOCAL => _('Local default')
] + CTimezoneHelper::getList();
}
public function getJavascript() {
return '
var timezone_select = document.getElementById("'.$this->getName().'");
var local_time_zone = Intl.DateTimeFormat().resolvedOptions().timeZone;
var timezone_from_list = timezone_select.getOptionByValue(local_time_zone);
var local_list_item = timezone_select.getOptionByValue("'.TIMEZONE_DEFAULT_LOCAL.'");
if (timezone_from_list && local_list_item) {
const title = local_list_item.label + ": " + timezone_from_list.label;
local_list_item.label = title;
local_list_item._node.innerText = title;
if (timezone_select.selectedIndex === local_list_item._index) {
timezone_select._preselect(timezone_select.selectedIndex);
}
}
';
}
}
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