Renderer.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\UI\Implementation\Component\Symbol\Glyph;
 
use ILIAS\UI\Implementation\Render\AbstractComponentRenderer;
use ILIAS\UI\Renderer as RendererInterface;
use ILIAS\UI\Component;
use ILIAS\UI\Implementation\Render\Template;
 
class Renderer extends AbstractComponentRenderer
{
    public function render(Component\Component $component, RendererInterface $default_renderer): string
    {
        if (!$component instanceof Glyph) {
            $this->cannotHandleComponent($component);
        }
 
        $tpl = $this->getTemplate("tpl.glyph.standard.html", true, true);
 
        if ($component->isHighlighted()) {
            $tpl->touchBlock("highlighted");
        }
 
        $label = $component->getLabel();
        if ('' !== $label) {
            $tpl->touchBlock('with_aria_label');
            // @todo: move translation to factory, this breaks custom labels...
            $tpl->setVariable("LABEL", $this->txt($label));
            $tpl->touchBlock('with_role');
        } else {
            // glyph must be hidden if there is no label (semantic meaning)
            $tpl->touchBlock('with_aria_hidden');
        }
 
        $id = $this->bindJavaScript($component);
 
        if ($id !== null) {
            $tpl->setCurrentBlock("with_id");
            $tpl->setVariable("ID", $id);
            $tpl->parseCurrentBlock();
        }
        $tpl->setVariable("GLYPH", $this->getInnerGlyphHTML($component, $default_renderer));
        return $tpl->get();
    }
 
    protected function getInnerGlyphHTML(Component\Component $component, RendererInterface $default_renderer): string
    {
        $tpl = $this->getTemplate('tpl.glyph.html', true, true);
 
        $tpl->touchBlock($component->getType());
 
        $largest_counter = 0;
        foreach ($component->getCounters() as $counter) {
            if ($largest_counter < $counter->getNumber()) {
                $largest_counter = $counter->getNumber();
            }
            $n = "counter_" . $counter->getType();
            $tpl->setCurrentBlock($n);
            $tpl->setVariable(strtoupper($n), $default_renderer->render($counter));
            $tpl->parseCurrentBlock();
        }
 
        if ($largest_counter) {
            $tpl->setCurrentBlock("counter_spacer");
            $tpl->setVariable("COUNTER_SPACER", $largest_counter);
            $tpl->parseCurrentBlock();
        }
        return $tpl->get();
    }
}