public function renderLatestBlogPosts()
{
$cacheId = $this->blogOptions->getCacheKey();
$posts = $this->cache->contains($cacheId) ? $this->cache->fetch($cacheId) : [];
$elements = [];
foreach ($posts as $post) {
$elements[] = sprintf('<li><a target="_blank" href="%s">%s</a></li>', $post['link'], $post['title']);
}
return sprintf('<ul class="fh5co-links blog-posts">%s</ul>', implode('', $elements));
}
/**
* @param FeedInterface $feed
* @return array
*/
protected function processFeed(FeedInterface $feed) : array
{
$data = [];
$count = 0;
/** @var FeedInterface $entry */
foreach ($feed as $entry) {
if ($count >= $this->blogOptions->getElementsToDisplay()) {
break;
}
$data[] = ['title' => $entry->getTitle(), 'link' => $entry->getLink()];
$count += 1;
}
return $data;
}
/**
* @test
*/
public function cacheIsDeletedWhenFeedHasChyanged()
{
$this->templatesCache->save('foo', 'bar');
$this->feedCache->save($this->options->getCacheKey(), [['link' => 'something else']]);
$this->service->refreshFeed();
$this->assertFalse($this->templatesCache->contains('foo'));
}
