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<?php declare(strict_types = 0);
/*
** 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/>.
**/
namespace Zabbix\Widgets\Fields;
use Zabbix\Widgets\CWidgetField;
abstract class CWidgetFieldMultiSelect extends CWidgetField {
public const DEFAULT_VALUE = [];
// Is selecting multiple objects or a single one?
private bool $is_multiple = true;
public function __construct(string $name, ?string $label = null) {
parent::__construct($name, $label);
$this->setDefault(self::DEFAULT_VALUE);
}
public function setValue($value): self {
$this->value = (array) $value;
return $this;
}
/**
* Is selecting multiple values or a single value?
*/
public function isMultiple(): bool {
return $this->is_multiple;
}
/**
* Set field to multiple objects mode.
*/
public function setMultiple(bool $is_multiple = true): self {
$this->is_multiple = $is_multiple;
return $this;
}
public function preventDefault($default_prevented = true): self {
if ($default_prevented) {
$this->setMultiple(false);
}
return parent::preventDefault($default_prevented);
}
public function validate(bool $strict = false): array {
$errors = parent::validate($strict);
if ($errors) {
return $errors;
}
if ($strict) {
$value = $this->getValue();
if (array_key_exists(self::FOREIGN_REFERENCE_KEY, $value) && $value[self::FOREIGN_REFERENCE_KEY] === '') {
$errors[] = _s('Invalid parameter "%1$s": %2$s.', $this->getErrorLabel(),
_('referred widget is unavailable')
);
}
}
return $errors;
}
public function toApi(array &$widget_fields = []): void {
$value = $this->getValue();
if ($value === $this->getDefault()) {
return;
}
if (array_key_exists(self::FOREIGN_REFERENCE_KEY, $value)) {
$widget_fields[] = [
'type' => ZBX_WIDGET_FIELD_TYPE_STR,
'name' => $this->name.'.'.self::FOREIGN_REFERENCE_KEY,
'value' => $value[self::FOREIGN_REFERENCE_KEY]
];
}
else {
parent::toApi($widget_fields);
}
}
protected function getValidationRules(bool $strict = false): array {
$value = $this->getValue();
if (array_key_exists(self::FOREIGN_REFERENCE_KEY, $value)) {
$validation_rules = ['type' => API_OBJECT, 'fields' => [
self::FOREIGN_REFERENCE_KEY => ['type' => API_STRING_UTF8]
]];
}
else {
$validation_rules = parent::getValidationRules($strict);
if ($strict && ($this->getFlags() & self::FLAG_NOT_EMPTY) !== 0) {
self::setValidationRuleFlag($validation_rules, API_NOT_EMPTY);
}
}
return $validation_rules;
}
}
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