function FeedViewBuilder::buildComponents
Same name in other branches
- 8.9.x core/modules/aggregator/src/FeedViewBuilder.php \Drupal\aggregator\FeedViewBuilder::buildComponents()
Overrides EntityViewBuilder::buildComponents
File
-
core/
modules/ aggregator/ src/ FeedViewBuilder.php, line 77
Class
- FeedViewBuilder
- View builder handler for aggregator feeds.
Namespace
Drupal\aggregatorCode
public function buildComponents(array &$build, array $entities, array $displays, $view_mode) {
parent::buildComponents($build, $entities, $displays, $view_mode);
foreach ($entities as $id => $entity) {
$bundle = $entity->bundle();
$display = $displays[$bundle];
if ($display->getComponent('items')) {
// When in summary view mode, respect the list_max setting.
$limit = $view_mode == 'summary' ? $this->config
->get('source.list_max') : 20;
// Retrieve the items attached to this feed.
$items = $this->entityTypeManager
->getStorage('aggregator_item')
->loadByFeed($entity->id(), $limit);
$build[$id]['items'] = $this->entityTypeManager
->getViewBuilder('aggregator_item')
->viewMultiple($items, $view_mode, $entity->language()
->getId());
if ($view_mode == 'full') {
// Also add the pager.
$build[$id]['pager'] = [
'#type' => 'pager',
];
}
}
// By default, the description and image fields are exposed as
// pseudo-fields rendered in this function. However they can optionally
// be rendered directly using a field formatter. Skip rendering here if a
// field formatter type is set.
$component = $display->getComponent('description');
if ($component && !isset($component['type'])) {
$build[$id]['description'] = [
'#markup' => $entity->getDescription(),
'#allowed_tags' => _aggregator_allowed_tags(),
'#prefix' => '<div class="feed-description">',
'#suffix' => '</div>',
];
}
$component = $display->getComponent('image');
if ($component && !isset($component['type'])) {
$image_link = [];
// Render the image as link if it is available.
$image = $entity->getImage();
$label = $entity->label();
$link_href = $entity->getWebsiteUrl();
if ($image && $label && $link_href) {
$link_title = [
'#theme' => 'image',
'#uri' => $image,
'#alt' => $label,
];
$image_link = [
'#type' => 'link',
'#title' => $link_title,
'#url' => Url::fromUri($link_href),
'#options' => [
'attributes' => [
'class' => [
'feed-image',
],
],
],
];
}
$build[$id]['image'] = $image_link;
}
if ($display->getComponent('feed_icon')) {
$build[$id]['feed_icon'] = [
'#theme' => 'feed_icon',
'#url' => $entity->getUrl(),
'#title' => t('@title feed', [
'@title' => $entity->label(),
]),
];
}
if ($display->getComponent('more_link')) {
$title_stripped = strip_tags($entity->label());
$build[$id]['more_link'] = [
'#type' => 'link',
'#title' => t('More<span class="visually-hidden"> posts about @title</span>', [
'@title' => $title_stripped,
]),
'#url' => Url::fromRoute('entity.aggregator_feed.canonical', [
'aggregator_feed' => $entity->id(),
]),
'#options' => [
'attributes' => [
'title' => $title_stripped,
],
],
];
}
}
}
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