/**
* 设置文章分类
*
* @param intger|array $categories
*
* @return boolean
*/
public function setCategories($categories)
{
is_array($categories) || ($categories = array($categories));
//如果不同才存
if (Input::get('old_category', '') != join(',', $categories)) {
$this->termRelation()->delete();
$termRelMultiData = array_map(function ($categoryId) {
return array('object_id' => $this->id, 'category_id' => $categoryId);
}, $categories);
//一次性写入多条
//请参考：http://www.golaravel.com/docs/4.1/queries/#inserts
return false !== TermRelation::insert($termRelMultiData);
}
return true;
}
/**
* 删除分类
*
* @param integer $id
*
* @return Response
*/
public function anyDelete($id)
{
if ($id == 1) {
return Redirect::back('系统默认分类不允许删除！');
}
Category::findOrFail($id)->delete();
TermRelation::where('category_id', $id)->update('category_id', 1);
return Redirect::back()->withMessage("删除成功！");
}