public function remove(Post $post)
{
$topic = $post->getTopic();
if (1 === $post->getNumber()) {
throw new LogicException('You shall not remove the first topic post. Remove the topic instead');
}
$this->objectManager->remove($post);
// Must flush because the topic updater will fetch posts from DB
$this->objectManager->flush();
$this->topicUpdater->update($topic);
// Must flush because the category updater will fetch topics from DB
$this->objectManager->flush();
$this->categoryUpdater->update($topic->getCategory());
}
public function create(Post $post)
{
if (!($topic = $post->getTopic())) {
throw new LogicException('Each post must have a topic');
}
if (!($category = $topic->getCategory())) {
throw new LogicException('Each topic must have a category');
}
if (!$topic->getFirstPost()) {
$topic->setFirstPost($post);
}
$topic->incrementNumPosts();
$topic->setLastPost($post);
$topic->setPulledAt(new DateTime());
$category->setLastPost($post);
$category->incrementNumPosts();
$post->setNumber($topic->getNumPosts());
}
/**
* Sets the first post
*
* @param Post
* @return null
*/
public function setFirstPost(Post $post)
{
$post->setTopic($this);
$this->firstPost = $post;
}
public function urlForPost(Post $post, $absolute = false)
{
$topicUrl = $this->urlForTopic($post->getTopic(), $absolute);
$topicPage = ceil($post->getNumber() / $this->nbPostsPerPage);
return sprintf('%s?page=%d#%d', $topicUrl, $topicPage, $post->getNumber());
}
public function isPosteriorTo(Post $post = null)
{
if (!$post) {
return true;
}
return $this->getCreatedAt()->getTimestamp() > $post->getCreatedAt()->getTimestamp();
}
