/**
  * 处理添加分类
  */
 public function addCategoryHandle()
 {
     $CatsLogic = new CatsLogic();
     $data['cat_name'] = I('post.cat_name');
     $data['cat_slug'] = urlencode(I('post.cat_slug'));
     $data['cat_father'] = I('post.cat_father');
     if ($data['cat_slug'] == '') {
         $data['cat_slug'] = $data['cat_name'];
     }
     if ($CatsLogic->data($data)->add()) {
         $this->success('分类添加成功', U('Admin/Posts/category'));
     } else {
         $this->error('分类添加失败', U('Admin/Posts/category'));
     }
 }