代码优化

@@ -759,7 +759,7 @@ class Lists extends Api
                     $v['finish_hour'] = $finish_hour['finsh_hour'];
                 }
                 // 截止日期
-                $third_study = Db::name('third_study')->where('third_id',$user_id)->field('periodtime')->find();
+                $third_study = Db::name('third_study')->where('third_id',$user_id)->where('study_id',$v['id'])->field('periodtime')->find();
                 $v['expirationtime'] = !empty($third_study) ? date('Y-m-d H:i:s',$third_study['periodtime']) : date('Y-m-d H:i:s',$v['expirationtime']);
             }
             $v['image'] = $qiniu.$v['image'];

@@ -277,6 +277,14 @@ class User extends Api
             ->field('a.*,b.expirationtime')
             ->find();
 
+        // 查看用户是否有权限
+        $third_study = Db::name('third_study')->where('third_id',$user_id)->where('study_id',$data['study_id'])->find();
+        if(empty($third_study)){
+            $this->error('您没有该场考试的权限，无法观看视频');
+        }else{
+            $third_study['periodtime'] < time() && $this->error('学习期限已过，无法观看视频');
+        }
+
         //查看播放秒数
         $class_detail = Db::name('class_detail')
             ->where('user_id',$user_id)