public function BootstrapAccordion::render in Bootstrap Quick Tabs 8

Return a render array for the whole Quick Tabs instance.

Return value

array A render array.

Overrides TabRendererBase::render

File

src/Plugin/TabRenderer/BootstrapAccordion.php, line 25

Class

BootstrapAccordion

Provides a 'Bootstrap Accordion' tab renderer.

Namespace

Drupal\bootstrap_quicktabs\Plugin\TabRenderer

Code

public function render(QuickTabsInstance $instance) {
  $qt_id = $instance
    ->id();
  $type = \Drupal::service('plugin.manager.tab_type');

  // The render array used to build the block.
  $build = [];

  // Add a wrapper.
  $build['#theme_wrappers'] = [
    'container' => [
      '#attributes' => [
        'class' => [
          'panel-group',
        ],
        'id' => 'panel-group-' . $qt_id,
      ],
    ],
  ];
  $panels = [];
  foreach ($instance
    ->getConfigurationData() as $index => $tab) {
    $qsid = 'quickset-' . $qt_id;
    $object = $type
      ->createInstance($tab['type']);
    $render = $object
      ->render($tab);
    $panel_id = $qsid . '-' . $index;

    // If user wants to hide empty tabs and there is no content
    // then skip to next tab.
    if ($instance
      ->getHideEmptyTabs() && empty($render)) {
      continue;
    }
    $active_tab = $instance
      ->getDefaultTab() == 9999 ? 0 : $instance
      ->getDefaultTab();
    $panel_class = '';
    if ($active_tab == $index) {
      $panel_class = 'in';
    }
    if (!empty($tab['content'][$tab['type']]['options']['display_title']) && !empty($tab['content'][$tab['type']]['options']['block_title'])) {
      $build['pages'][$index]['#title'] = $tab['content'][$tab['type']]['options']['block_title'];
    }
    $panel = [
      'id' => $panel_id,
      'classes' => $panel_class,
      'title' => new TranslatableMarkup($tab['title']),
      'content' => render($render),
    ];
    $panels["{$panel_id}"] = $panel;
  }
  $build['#theme'] = 'bootstrap_accordion';
  $build['#panels'] = $panels;
  $build['#id'] = $qt_id;
  return $build;
}