初始化项目：添加后端代码、ThinkPHP框架、前端资源

2026-09-03 12:42:39 +08:00
commit 482bece22e
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+<?php
+
+namespace app\common\model\app\exam;
+use think\Model;
+
+/**
+ * 题库练习订阅
+ */
+class ExercisesSubscribe extends Model
+{
+    // 表名,不含前缀
+    protected $name = 'app_exam_exercises_subscribe';
+    // 自动写入时间戳字段
+    protected $autoWriteTimestamp = false;
+    // 定义时间戳字段名
+    protected $createTime = false;
+    protected $updateTime = false;
+    // 追加属性
+    protected $append = [
+    ];
+
+
+    /**
+     * 增加订阅
+     * @param $userId 用户
+     * @param $exercisesId 练习ID
+     * @param $type 订阅方式
+     * @return void
+     */
+    public static function subscribe($userId,$exercisesId,$type = ''){
+        self::insert([
+            'user_id'=>$userId,
+            'exercises_id'=>$exercisesId,
+            'type'=>$type,
+            'createtime'=>time(),
+            'uniacid'=>UNIACID
+        ]);
+    }
+
+    /**
+     * 判断是否订阅
+     * @param $userId
+     * @param $exercisesId
+     * @return void
+     */
+    public static function checkSubscribe($userId,$exercisesId){
+        $data = self::where([
+            'user_id'=>$userId,
+            'exercises_id'=>$exercisesId
+        ])->find();
+
+        if($data){
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * 检查是否有使用权限
+     * @param $userId
+     * @param $exercisesId
+     * @return void
+     */
+    public static function checkAuth($userId,$exercisesId){
+
+        $exercises = \app\common\model\app\exam\Exercises::where([
+            'id'=>$exercisesId,
+            'status'=>1
+        ])->find();
+
+        if(!$exercises){
+            return false;
+        }
+
+        switch ($exercises['sales_type']){
+            case 1:
+                return true;
+                break;
+            case 2:
+                $isSubscribe = self::checkSubscribe($userId,$exercisesId);
+                if($isSubscribe){
+                    return true;
+                }
+                break;
+            case 3:
+                //关联课程 判断课程订阅权限
+                if(\app\common\model\user\Subscription::getSubscriptionAuth($userId,$exercises['bind_course'])){
+                    return true;
+                }
+                break;
+        }
+
+
+        return false;
+    }
+}