/**
* Removes a Post.
*
* @param Post $post The Post to be removed
*
* @return void
* @throws \Mittwald\Typo3Forum\Domain\Exception\InvalidOperationException
*/
public function removePost(\Mittwald\Typo3Forum\Domain\Model\Forum\Post $post)
{
if ($this->postCount === 1) {
throw new \Mittwald\Typo3Forum\Domain\Exception\InvalidOperationException('You cannot delete the last post of a topic without deleting the topic itself (use \\Mittwald\\Typo3Forum\\Domain\\Factory\\Forum\\TopicFactory::deleteTopic for that).', 1334603895);
}
$this->posts->detach($post);
$this->postCount--;
if ($this->lastPost == $post) {
$postsArray = $this->posts->toArray();
$this->setLastPost(array_pop($postsArray));
}
if ($this->forum !== NULL) {
$this->forum->_increasePostCount(-1);
if ($this->forum->getLastPost() === $post) {
$this->forum->_resetLastPost();
}
}
}
