DeleteController.class.php
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<?php
/**
* 删除分类
* User: tangxingguo
* Date: 2017/4/11
* Time: 18:36
*/
namespace Apicp\Controller\AnswerClass;
use Com\PackageValidate;
use Common\Service\AnswerService;
use Common\Service\ClassService;
class DeleteController extends \Apicp\Controller\AbstractController
{
/**
* Delete
*
* @author
* @desc 删除分类
*
* @param int class_id:true 分类ID
*/
public function Index_post()
{
// 验证规则
$rules = [
'class_id' => 'require|integer',
];
// 验证数据
$validate = new PackageValidate($rules, [], array_keys($rules));
$classId = $validate->postData['class_id'];
// 分类内存在问答
$answerServ = new AnswerService();
$count = $answerServ->count_by_conds(['class_id' => $classId]);
// 该分类下存在问答数据，不能删除
if ($count > 0) {
E('_ERR_CLASS_EXIST_QUESTION');
}
// 删除
$classServ = new ClassService();
$classServ->delete($classId);
}
}