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<?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 CRadioButtonList extends CList {
/**
* Default CSS class name for HTML root element.
*/
const ZBX_STYLE_CLASS = 'radio-list-control';
const ORIENTATION_HORIZONTAL = 'horizontal';
const ORIENTATION_VERTICAL = 'vertical';
private $name;
private $value;
private $orientation;
private $enabled;
private $readonly;
private $modern;
private $autofocused;
private $autocomplete = true;
/**
* Array of value elements.
*
* string $values[]['name'] Input form element label.
* string $values[]['value'] Input form element value.
* string $values[]['id'] Input form element id attribute.
* string $values[]['on_change'] Javascript handler for onchange event.
* @property array
*/
protected $values = [];
public function __construct($name, $value) {
parent::__construct();
$this->name = $name;
$this->value = $value;
$this->orientation = self::ORIENTATION_HORIZONTAL;
$this->enabled = true;
$this->values = [];
$this->modern = false;
$this->readonly = false;
$this->setId(zbx_formatDomId($name));
}
public function setValues(array $values): self {
foreach ($values as $value) {
$this->addValue($value['name'], $value['value'], $value['id'] ?? null, $value['on_change'] ?? null);
}
return $this;
}
/**
* Add value.
*
* @param string $name Input element label.
* @param string $value Input element value.
* @param string $id Input element id.
* @param string $on_change Javascript handler for onchange event.
* @param bool $disabled Disables the input element.
*
* @return CRadioButtonList
*/
public function addValue($name, $value, $id = null, $on_change = null, $disabled = false) {
$this->values[] = [
'name' => $name,
'value' => $value,
'id' => ($id === null ? null : zbx_formatDomId($id)),
'on_change' => $on_change,
'disabled' => $disabled
];
return $this;
}
public function makeVertical() {
$this->orientation = self::ORIENTATION_VERTICAL;
return $this;
}
public function setEnabled($enabled) {
$this->enabled = $enabled;
return $this;
}
public function setReadonly($readonly) {
$this->readonly = $readonly;
return $this;
}
public function setModern($modern = true) {
$this->modern = $modern;
return $this;
}
public function toString($destroy = true) {
if ($this->modern) {
$this->addClass(static::ZBX_STYLE_CLASS);
}
else {
$this->addClass(ZBX_STYLE_LIST_CHECK_RADIO);
$this->addClass($this->orientation === self::ORIENTATION_HORIZONTAL ? ZBX_STYLE_HOR_LIST : null);
}
foreach ($this->values as $key => $value) {
if ($value['id'] === null) {
$value['id'] = zbx_formatDomId($this->name).'_'.$key;
}
$radio = (new CInput('radio', $this->name, $value['value']))
->setEnabled($this->enabled && !$value['disabled'])
->onChange($value['on_change'])
->setId($value['id']);
if ($value['value'] === $this->value) {
$radio->setAttribute('checked', 'checked');
if ($this->autofocused) {
$radio->setAttribute('autofocus', 'autofocus');
}
}
if (!$this->autocomplete) {
$radio->setAttribute('autocomplete', 'off');
}
if ($this->readonly) {
$radio->setAttribute('readonly', 'readonly');
}
if ($this->modern) {
$this->addItem((new CListItem([$radio, new CLabel($value['name'], $value['id'])]))->addClass(
array_key_exists('class', $value) ? $value['class'] : null
));
}
else {
$radio->addClass(ZBX_STYLE_CHECKBOX_RADIO);
$this->addItem((new CListItem([$radio, new CLabel([new CSpan(), $value['name']], $value['id'])]))
->addClass(array_key_exists('class', $value) ? $value['class'] : null)
);
}
}
if ($this->getAttribute('aria-required') === 'true') {
$this->setAttribute('role', 'radiogroup');
}
return parent::toString($destroy);
}
/**
* Overrides base method to correctly handle autofocus attribute for radio buttons.
*
* @param $name
* @param $value
*
* @return CRadioButtonList
*/
public function setAttribute($name, $value) {
if ($name === 'autofocus') {
$this->autofocused = true;
return $this;
}
return parent::setAttribute($name, $value);
}
/**
* Prevent browser to autocomplete input element.
*/
public function disableAutocomplete() {
$this->autocomplete = false;
return $this;
}
}
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