Group::getBlogPostIdsByGroupId

private function getBlogPostIdsByGroupId($groupId)
{
	$blogPostIds = [];

	$queryObject = CBlogPost::getList([], ["SOCNET_GROUP_ID" => $groupId]);
	while ($blogPost = $queryObject->fetch())
	{
		$blogPostIds[] = $blogPost["ID"];
	}

	return $blogPostIds;
}