DeleteController.class.php
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<?php
/**
* 【后台】删除分类接口
* DeleteController.class.php
* @author：daijun
* @date：2017-08-31
*/
namespace Apicp\Controller\Category;
use Common\Service\CategoryService;
use Common\Service\EducationService;
class DeleteController extends \Apicp\Controller\AbstractController
{
/**
* 删除分类接口
* @author daijun
*/
public function Index_post()
{
// 获取参数
$ca_id = I('post.ca_id', 0, 'intval');
if (empty($ca_id)) {
E('_EMPTY_CATEGORY_ID');
}
$education_service = new EducationService();
// 查询分类下是否有培训
$edu_num = $education_service->count_by_conds(['ca_id' => $ca_id]);
if ($edu_num > 0) {
// 如果分类下存在培训，则不能删
E('_ERR_CATEGORY_DELETE');
}
$cate_service = new CategoryService();
// 删除分类
$cate_service->delete($ca_id);
return true;
}
}