public function getItems($offset, $itemCountPerPage)
{
$resultSet = parent::getItems($offset, $itemCountPerPage);
$highlighting = $resultSet->getHighlighting();
$items = [];
$filter = new PreviewFilter();
foreach ($resultSet as $document) {
$highlightedDoc = $highlighting->getResult($document->id);
$id = $document['id'];
$title = $document['title'];
$content = implode(' ... ', $highlightedDoc->getField('content'));
$type = ucfirst($document['content_type']);
$keywords = explode(SolrAdapter::KEYWORD_DELIMITER, $document['keywords']);
if ($type) {
$type = $this->getTranslator()->translate($type);
}
if ($content) {
$content = '... ' . $content . ' ...';
} else {
$content = $filter->filter($document['content']);
}
$item = new Document($id, $title, $content, $type, $id, $keywords);
$items[] = $item;
}
return $items;
}
public function toPreview($object)
{
/* @var $markdown MarkdownHelper */
$markdown = $this->getView()->plugin('markdown');
$normalized = $this->normalize($object);
$filter = new PreviewFilter(152);
$content = $normalized->getContent();
$content = $markdown->toHtml($content);
$preview = $filter->filter($content);
return $preview;
}
/**
* @param UuidInterface $object
* @param array $keys
* @param string $separator
* @return $this
*/
public function keywords(UuidInterface $object, array $keys = [], $separator = ', ')
{
$data = [];
if (!empty($keys)) {
$metadata = [];
foreach ($keys as $key) {
$metadata[] = implode($this->metadataManager->findMetadataByObjectAndKey($object, $key), $separator);
}
} else {
$metadata = $this->metadataManager->findMetadataByObject($object);
}
foreach ($metadata as $object) {
/* @var $object MetadataInterface */
$data[] = $object->getValue();
}
$filter = new PreviewFilter(250);
$data = implode($data, $separator);
$data = $filter->filter($data);
$this->getView()->headMeta()->setProperty('keywords', $data);
return $this;
}
protected function normalize(Collection $collection)
{
$data = [];
foreach ($collection as $entity) {
$normalized = $this->normalizer->normalize($entity);
$description = $normalized->getMetadata()->getDescription();
try {
$description = $this->renderService->render($description);
} catch (RuntimeException $e) {
// nothing to do
}
$authors = $entity->getRevisions()->map(function ($revision) {
return $revision->getAuthor()->getId();
});
$description = $this->descriptionFilter->filter($description);
$item = ['title' => $normalized->getTitle(), 'description' => $description, 'guid' => (string) $entity->getId(), 'keywords' => $normalized->getMetadata()->getKeywords(), 'categories' => $this->getCategories($entity), 'link' => $this->url()->fromRoute($normalized->getRouteName(), $normalized->getRouteParams()), 'lastModified' => $normalized->getMetadata()->getLastModified(), 'authorsCount' => count(array_unique($authors->toArray())), 'revisionsCount' => $entity->getRevisions()->count()];
$data[] = $item;
}
return $data;
}
/**
* @param string $text
* @param int $length
* @return string
*/
public function __invoke($text, $length = 152)
{
$filter = new PreviewFilter($length);
return $filter->filter($text);
}
