/**
* Sync tag relation adding new tags as needed
*需要添加新标签的同步标记关系
* @param array $tags
*/
public function syncTags(array $tags)
{
Tag::addNeededTags($tags);
if (count($tags)) {
$this->tags()->sync(Tag::whereIn('tag', $tags)->lists('id')->all());
return;
}
$this->tags()->detach();
}
public function tags()
{
$articleMapper = array_flatten(ArticleTagMapper::where('article_id', '=', $this->id)->get(['tag_id'])->toArray());
$tags = Tag::whereIn('id', $articleMapper);
return $tags;
}
