streams/Code/Widget/Helpindex.php

<?php

namespace Code\Widget;

class Helpindex implements WidgetInterface
{

    public function widget(array $arguments): string
    {
        return EMPTY_STR;

        $o .= '<div class="widget">';

        $level_0 = get_help_content('sitetoc');
        if (!$level_0) {
            $path = 'toc';
            $x = determine_help_language();
            $lang = $x['language'];
            if ($lang !== 'en') {
                $path = $lang . '/toc';
            }
            $level_0 = get_help_content($path);
        }

        $level_0 = preg_replace('/\<ul(.*?)\>/', '<ul class="nav nav-pills flex-column">', $level_0);

        $levels = [];


        // TODO: Implement support for translations in hierarchical table of content files
        /*
        if(argc() > 2) {
            $path = '';
            for($x = 1; $x < argc(); $x ++) {
                $path .= argv($x) . '/';
                $y = get_help_content($path . 'sitetoc');
                if(! $y)
                    $y = get_help_content($path . 'toc');
                if($y)
                    $levels[] = preg_replace('/\<ul(.*?)\>/','<ul class="nav nav-pills flex-column">',$y);
            }
        }
        */

        if ($level_0) {
            $o .= $level_0;
        }
        if ($levels) {
            foreach ($levels as $l) {
                $o .= '<br><br>';
                $o .= $l;
            }
        }

        $o .= '</div>';

        return $o;
    }
}