200 lines
5.0 KiB
PHP
200 lines
5.0 KiB
PHP
<?php
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namespace app\common\model;
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use think\Model;
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/**
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* 设备用户关联模型
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* 用于管理设备与操盘手(用户)的关联关系
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*/
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class DeviceUser extends Model
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{
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/**
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* 数据表名
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* @var string
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*/
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protected $table = 'tk_device_user';
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/**
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* 设置主键
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* 由于该表是多字段联合主键,这里不设置主键
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* @var string
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*/
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protected $pk = '';
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/**
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* 自动时间戳
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* 该表不需要时间戳
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* @var bool
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*/
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protected $autoWriteTimestamp = false;
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/**
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* 字段类型
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* @var array
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*/
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protected $type = [
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'companyId' => 'integer',
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'userId' => 'integer',
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'deviceId' => 'integer'
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];
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/**
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* 获取指定用户的所有设备ID
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* @param int $userId 用户ID
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* @param int $companyId 公司ID
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* @return array 设备ID数组
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*/
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public static function getUserDeviceIds($userId, $companyId = null)
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{
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$where = ['userId' => $userId];
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if (!is_null($companyId)) {
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$where['companyId'] = $companyId;
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}
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return self::where($where)
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->column('deviceId');
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}
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/**
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* 获取指定设备的所有用户ID
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* @param int $deviceId 设备ID
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* @param int $companyId 公司ID
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* @return array 用户ID数组
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*/
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public static function getDeviceUserIds($deviceId, $companyId = null)
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{
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$where = ['deviceId' => $deviceId];
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if (!is_null($companyId)) {
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$where['companyId'] = $companyId;
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}
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return self::where($where)
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->column('userId');
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}
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/**
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* 添加设备与用户的关联
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* @param int $companyId 公司ID
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* @param int $userId 用户ID
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* @param int $deviceId 设备ID
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* @return bool 是否添加成功
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*/
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public static function addRelation($companyId, $userId, $deviceId)
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{
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// 检查关联是否已存在
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$exists = self::where([
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'companyId' => $companyId,
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'userId' => $userId,
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'deviceId' => $deviceId
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])->find();
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if ($exists) {
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return true; // 已存在,视为添加成功
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}
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// 添加新关联
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return self::create([
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'companyId' => $companyId,
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'userId' => $userId,
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'deviceId' => $deviceId
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]) ? true : false;
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}
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/**
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* 批量添加设备与用户的关联
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* @param int $companyId 公司ID
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* @param int $userId 用户ID
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* @param array $deviceIds 设备ID数组
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* @return int 成功添加的记录数
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*/
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public static function batchAddRelations($companyId, $userId, array $deviceIds)
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{
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if (empty($deviceIds)) {
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return 0;
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}
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$data = [];
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foreach ($deviceIds as $deviceId) {
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$data[] = [
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'companyId' => $companyId,
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'userId' => $userId,
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'deviceId' => $deviceId
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];
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}
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// 批量添加前先删除已存在的关联,避免主键冲突
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self::where('userId', $userId)
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->where('companyId', $companyId)
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->whereIn('deviceId', $deviceIds)
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->delete();
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return self::insertAll($data);
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}
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/**
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* 删除设备与用户的关联
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* @param int $companyId 公司ID
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* @param int $userId 用户ID
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* @param int $deviceId 设备ID
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* @return bool 是否删除成功
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*/
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public static function removeDeviceUserRelation($companyId, $userId, $deviceId)
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{
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return self::where([
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'companyId' => $companyId,
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'userId' => $userId,
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'deviceId' => $deviceId
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])->delete() !== false;
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}
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/**
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* 检查用户是否有权限操作指定设备
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* @param int $userId 用户ID
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* @param int $deviceId 设备ID
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* @param int $companyId 公司ID
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* @return bool 是否有权限
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*/
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public static function checkUserDevicePermission($userId, $deviceId, $companyId = null)
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{
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$where = [
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'userId' => $userId,
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'deviceId' => $deviceId
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];
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if (!is_null($companyId)) {
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$where['companyId'] = $companyId;
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}
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return self::where($where)->count() > 0;
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}
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/**
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* 关联用户模型
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* @return \think\model\relation\BelongsTo
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*/
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public function user()
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{
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return $this->belongsTo('User', 'userId', 'id');
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}
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/**
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* 关联设备模型
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* @return \think\model\relation\BelongsTo
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*/
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public function device()
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{
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return $this->belongsTo('app\devices\model\Device', 'deviceId', 'id');
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}
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/**
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* 关联公司模型
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* @return \think\model\relation\BelongsTo
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*/
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public function company()
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{
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return $this->belongsTo('Company', 'companyId', 'id');
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}
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}
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