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<?php
namespace Drupal\tour;
use Drupal\Core\Entity\EntityViewBuilder;
use Drupal\Component\Utility\Html;
/**
* Provides a Tour view builder.
*/
class TourViewBuilder extends EntityViewBuilder {
/**
* {@inheritdoc}
*/
public function viewMultiple(array $entities = [], $view_mode = 'full', $langcode = NULL) {
/** @var \Drupal\tour\TourInterface[] $entities */
$build = [];
foreach ($entities as $entity_id => $entity) {
$tips = $entity->getTips();
$count = count($tips);
$list_items = [];
foreach ($tips as $index => $tip) {
if ($output = $tip->getOutput()) {
$attributes = [
'class' => [
'tip-module-' . Html::cleanCssIdentifier($entity->getModule()),
'tip-type-' . Html::cleanCssIdentifier($tip->getPluginId()),
'tip-' . Html::cleanCssIdentifier($tip->id()),
],
];
$list_items[] = [
'output' => $output,
'counter' => [
'#type' => 'container',
'#attributes' => [
'class' => [
'tour-progress',
],
],
'#children' => t('@tour_item of @total', ['@tour_item' => $index + 1, '@total' => $count]),
],
'#wrapper_attributes' => $tip->getAttributes() + $attributes,
];
}
}
// If there is at least one tour item, build the tour.
if ($list_items) {
end($list_items);
$key = key($list_items);
$list_items[$key]['#wrapper_attributes']['data-text'] = t('End tour');
$build[$entity_id] = [
'#theme' => 'item_list',
'#items' => $list_items,
'#list_type' => 'ol',
'#attributes' => [
'id' => 'tour',
'class' => [
'hidden',
],
],
'#cache' => [
'tags' => $entity->getCacheTags(),
],
];
}
}
// If at least one tour was built, attach the tour library.
if ($build) {
$build['#attached']['library'][] = 'tour/tour';
}
return $build;
}
}