HTMLOrderedMultiselectField.php

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<?php
 
namespace MediaWiki\HTMLForm\Field;
 
use MediaWiki\Html\Html;
use MediaWiki\Widget\OrderedMultiselectWidget;
 
class HTMLOrderedMultiselectField extends HTMLTagMultiselectField {
 
    protected function getInputWidget( $params ) {
        $widget = new OrderedMultiselectWidget( $params + [
            'options' => $this->getOptionsOOUI(),
        ] );
        $widget->setAttributes( [ 'data-mw-modules' => implode( ',', $this->getOOUIModules() ) ] );
        return $widget;
    }
 
    public function validate( $value, $alldata ) {
        $this->mParams['allowedValues'] = self::flattenOptions( $this->getOptions() );
        return parent::validate( $value, $alldata );
    }
 
    public function getOptionsOOUI() {
        $optionsOouiSections = [];
        $options = $this->getOptions();
 
        foreach ( $options as $label => $section ) {
            if ( is_array( $section ) ) {
                $optionsOouiSections[ $label ] = Html::listDropdownOptionsOoui( $section );
                unset( $options[$label] );
            }
        }
 
        // If anything remains in the array, they are sectionless options. Put them at the beginning.
        if ( $options ) {
            $optionsOouiSections = array_merge(
                [ '' => Html::listDropdownOptionsOoui( $options ) ],
                $optionsOouiSections
            );
        }
 
        return $optionsOouiSections;
    }
 
    public function getOOUIModules() {
        return [ 'mediawiki.widgets.OrderedMultiselectWidget' ];
    }
}