422 lines
15 KiB
Python
422 lines
15 KiB
Python
# houtai/utils.py
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import logging
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import json
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from django.core.exceptions import ObjectDoesNotExist
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from rest_framework.response import Response
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from .models import AbnormalUserLog, UserRole, RolePermission, Permission, DashouRiTongji, ShangjiaRiTongji, \
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GuanshiXufeiRiTongji, GuanshiRiTongji, ZuzhangRiTongji, TixianRiTongji
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from django.db import transaction
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from django.db.models import F
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from datetime import date
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from decimal import Decimal
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logger = logging.getLogger(__name__)
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def _get_real_ip(request):
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"""获取真实IP（考虑代理）"""
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x_forwarded_for = request.META.get('HTTP_X_FORWARDED_FOR')
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if x_forwarded_for:
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ip = x_forwarded_for.split(',')[0].strip()
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return ip, x_forwarded_for
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else:
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ip = request.META.get('REMOTE_ADDR')
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return ip, ''
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def _record_abnormal(account_id, request, attempt_type, detail=''):
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"""记录异常操作（仅用于越权等攻击行为）"""
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try:
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real_ip, xff = _get_real_ip(request)
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headers = {k: v for k, v in request.META.items() if k.startswith('HTTP_')}
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headers_json = json.dumps(headers, ensure_ascii=False)[:2000]
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request_params = json.dumps(request.query_params.dict(), ensure_ascii=False) if request.query_params else ''
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request_body = request.body.decode('utf-8', errors='ignore')[:5000]
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AbnormalUserLog.objects.create(
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account_id=account_id,
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ip_address=real_ip,
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real_ip=real_ip,
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x_forwarded_for=xff,
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user_agent=request.META.get('HTTP_USER_AGENT', ''),
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request_method=request.method,
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request_path=request.path,
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request_params=request_params,
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request_body=request_body,
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request_headers=headers_json,
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attempt_type=attempt_type,
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detail=detail,
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)
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logger.warning(f"记录异常用户: {account_id} IP:{real_ip} 类型:{attempt_type}")
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except Exception as e:
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logger.error(f"记录异常日志失败: {e}")
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def verify_kefu_permission(request, username_from_frontend=None):
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"""
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验证客服身份，并返回该用户的所有权限列表（基于新RBAC表）
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只有前端传递的username与当前登录用户不匹配时，才记录异常并警告前端。
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参数:
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request: DRF request 对象
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username_from_frontend: 前端传递的账号（用于防越权）
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返回:
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(kefu_obj, permissions_list) # 验证通过
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(None, Response) # 验证失败，直接返回Response
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"""
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current_user = request.user
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# ---------- 1. 必须是客服 ----------
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if current_user.user_type != 'kefu':
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return None, Response({'code': 403, 'msg': '身份错误，非客服账号'}, status=403)
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# ---------- 2. 客服扩展表存在且状态正常 ----------
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try:
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kefu = current_user.kefu_profile
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if kefu.zhuangtai != 1:
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return None, Response({'code': 403, 'msg': '客服账号已被禁用'}, status=403)
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except ObjectDoesNotExist:
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return None, Response({'code': 403, 'msg': '客服账号不存在'}, status=403)
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# ---------- 3. 越权检测（只记录前端篡改username的情况） ----------
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if username_from_frontend and current_user.phone != username_from_frontend:
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detail = f'前端username: {username_from_frontend}，实际登录账号: {current_user.phone}'
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_record_abnormal(current_user.phone, request, '越权尝试篡改username', detail=detail)
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return None, Response({
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'code': 403,
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'msg': '身份错误，无权操作其他账号，相关操作已记录'
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}, status=403)
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# ---------- 4. 获取用户的所有权限（通过角色） ----------
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# 步骤1：获取用户的所有角色ID
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role_ids = UserRole.objects.filter(account_id=current_user.phone).values_list('role_id', flat=True)
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# 步骤2：通过角色ID获取权限编码
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permissions = list(Permission.objects.filter(
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rolepermission__role_id__in=role_ids
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).values_list('perm_code', flat=True).distinct())
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if not permissions:
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logger.warning(f"用户 {current_user.phone} 没有任何权限，请检查角色分配")
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return kefu, permissions
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def update_dashou_daily_by_action(yonghuid, amount, action):
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"""
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根据行为类型更新打手每日统计（接单、成交、退款）
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参数:
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yonghuid: 打手用户ID
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amount: 本单涉及的金额（Decimal）
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action: 1 = 接单, 2 = 成交（结算）, 3 = 退款
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"""
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amount = Decimal(str(amount)) if amount else Decimal('0.00')
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if amount <= 0:
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return # 金额非正不统计
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today = date.today()
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with transaction.atomic():
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stat, created = DashouRiTongji.objects.select_for_update().get_or_create(
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yonghuid=yonghuid,
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riqi=today,
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defaults={
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'yonghuid': yonghuid,
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'riqi': today,
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'jiedan_zongliang': 0,
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'jiedan_zonge': Decimal('0.00'),
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'chengjiao_zongliang': 0,
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'chengjiao_zonge': Decimal('0.00'),
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'tuikuan_liang': 0,
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'tuikuan_jine': Decimal('0.00'),
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}
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)
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update_fields = {}
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if action == 1: # 接单
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update_fields['jiedan_zongliang'] = F('jiedan_zongliang') + 1
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update_fields['jiedan_zonge'] = F('jiedan_zonge') + amount
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elif action == 2: # 成交
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update_fields['chengjiao_zongliang'] = F('chengjiao_zongliang') + 1
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update_fields['chengjiao_zonge'] = F('chengjiao_zonge') + amount
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elif action == 3: # 退款
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update_fields['tuikuan_liang'] = F('tuikuan_liang') + 1
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update_fields['tuikuan_jine'] = F('tuikuan_jine') + amount
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else:
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return # 无效行为
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if update_fields:
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DashouRiTongji.objects.filter(id=stat.id).update(**update_fields)
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def update_shangjia_daily(yonghuid, amount, action):
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"""
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根据操作行为更新商家每日统计（派发、结算、退款）
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参数:
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yonghuid: 商家用户ID
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amount: 当前订单涉及的金额（Decimal）
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action: 操作类型，1 = 派发，2 = 结算（成交），3 = 退款
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说明:
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- 金额必须大于0，否则不执行任何操作
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- 使用 select_for_update + F() 表达式保证原子性和并发安全
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- 每天每个商家只会有一条统计记录，不存在则自动创建
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"""
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amount = Decimal(str(amount)) if amount else Decimal('0.00')
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if amount <= 0:
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return # 金额非正，不统计
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today = date.today()
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with transaction.atomic():
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# 获取或创建当天统计记录，同时加锁防止并发
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stat, created = ShangjiaRiTongji.objects.select_for_update().get_or_create(
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yonghuid=yonghuid,
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riqi=today,
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defaults={
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'yonghuid': yonghuid,
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'riqi': today,
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'paifa_dingdan_shu': 0,
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'paifa_jine': Decimal('0.00'),
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'jiesuan_dingdan_shu': 0,
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'jiesuan_jine': Decimal('0.00'),
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'tuikuan_dingdan_shu': 0,
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'tuikuan_jine': Decimal('0.00'),
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}
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)
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# 构建本次更新的字段，使用 F 表达式进行原子累加
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update_fields = {}
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if action == 1: # 派发
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update_fields['paifa_dingdan_shu'] = F('paifa_dingdan_shu') + 1
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update_fields['paifa_jine'] = F('paifa_jine') + amount
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elif action == 2: # 结算（成交）
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update_fields['jiesuan_dingdan_shu'] = F('jiesuan_dingdan_shu') + 1
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update_fields['jiesuan_jine'] = F('jiesuan_jine') + amount
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elif action == 3: # 退款
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update_fields['tuikuan_dingdan_shu'] = F('tuikuan_dingdan_shu') + 1
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update_fields['tuikuan_jine'] = F('tuikuan_jine') + amount
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else:
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# 无效的行为类型，直接返回
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return
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# 执行原子更新
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ShangjiaRiTongji.objects.filter(id=stat.id).update(**update_fields)
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def update_guanshi_daily_by_action(yonghuid, action, amount=Decimal('0.00')):
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"""
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根据操作行为更新管事每日统计（邀请打手、充值会员、订单/押金分红）
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action: 1 = 邀请打手, 2 = 充值会员, 3 = 商家订单分红, 4 = 押金分红
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"""
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today = date.today()
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with transaction.atomic():
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stat, created = GuanshiRiTongji.objects.select_for_update().get_or_create(
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yonghuid=yonghuid,
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riqi=today,
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defaults={
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'yonghuid': yonghuid,
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'riqi': today,
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'yaoqing_dashou_shu': 0,
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'chongzhi_dashou_shu': 0,
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'shouru_zonge': Decimal('0.00'),
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}
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)
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if action == 1:
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# 邀请打手：无论新创建还是已存在，直接 +1
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if created:
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stat.yaoqing_dashou_shu = 1
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stat.save()
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else:
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GuanshiRiTongji.objects.filter(id=stat.id).update(
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yaoqing_dashou_shu=F('yaoqing_dashou_shu') + 1
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)
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elif action == 2:
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amount = Decimal(str(amount)) if amount else Decimal('0.00')
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if amount <= 0:
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return
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if created:
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stat.chongzhi_dashou_shu = 1
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stat.shouru_zonge = amount
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stat.save()
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else:
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GuanshiRiTongji.objects.filter(id=stat.id).update(
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chongzhi_dashou_shu=F('chongzhi_dashou_shu') + 1,
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shouru_zonge=F('shouru_zonge') + amount
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)
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elif action in (3, 4):
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amount = Decimal(str(amount)) if amount else Decimal('0.00')
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if amount <= 0:
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return
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if created:
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stat.shouru_zonge = amount
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stat.save()
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else:
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GuanshiRiTongji.objects.filter(id=stat.id).update(
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shouru_zonge=F('shouru_zonge') + amount
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)
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'''def update_guanshi_daily_by_action(yonghuid, action, amount=Decimal('0.00')):
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"""
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根据操作行为更新管事每日统计（邀请打手、充值会员）
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参数:
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yonghuid: 管事用户ID
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action: 操作类型
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1 = 邀请打手（次数自动+1，无需传其他参数）
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2 = 充值会员（需要传 amount 参数）
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amount: 充值金额（Decimal），仅在 action=2 时有效
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说明:
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- 每次调用只代表一次操作，不会批量处理。
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- 使用 select_for_update + F() 保证原子性和并发安全。
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"""
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today = date.today()
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# 邀请打手：次数+1，金额不变
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if action == 1:
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count_field = 'yaoqing_dashou_shu'
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amount = Decimal('0.00')
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# 充值会员：次数+1，金额累加
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elif action == 2:
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amount = Decimal(str(amount)) if amount else Decimal('0.00')
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if amount <= 0:
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return
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count_field = 'chongzhi_dashou_shu'
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else:
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return # 无效行为，直接返回
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with transaction.atomic():
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stat, created = GuanshiRiTongji.objects.select_for_update().get_or_create(
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yonghuid=yonghuid,
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riqi=today,
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defaults={
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'yonghuid': yonghuid,
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'riqi': today,
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'yaoqing_dashou_shu': 0,
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'chongzhi_dashou_shu': 0,
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'shouru_zonge': Decimal('0.00'),
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}
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)
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if created:
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# 新记录直接赋初值
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if action == 1:
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stat.yaoqing_dashou_shu = 1
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else:
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# 已存在记录，使用 F 表达式原子累加次数
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update_fields = {count_field: F(count_field) + 1}
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if action == 2:
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update_fields['shouru_zonge'] = F('shouru_zonge') + amount
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GuanshiRiTongji.objects.filter(id=stat.id).update(**update_fields)'''
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def update_guanshi_xufei_daily(yonghuid, xufei_jine=Decimal('0.00')):
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"""
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管事续费统计（单独表）
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用法: update_guanshi_xufei_daily('300001', Decimal('30'))
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"""
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today = date.today()
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with transaction.atomic():
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stat, created = GuanshiXufeiRiTongji.objects.select_for_update().get_or_create(
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yonghuid=yonghuid,
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riqi=today,
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defaults={
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'yonghuid': yonghuid,
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'riqi': today,
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'xufei_zongshu': 1,
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'xufei_shouyi': xufei_jine,
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}
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)
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if not created:
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GuanshiXufeiRiTongji.objects.filter(id=stat.id).update(
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xufei_zongshu=F('xufei_zongshu') + 1,
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xufei_shouyi=F('xufei_shouyi') + xufei_jine
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)
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def update_zuzhang_daily_by_action(yonghuid, action, amount=Decimal('0.00')):
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"""
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根据操作行为更新组长每日统计（邀请管事、分佣收入）
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参数:
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yonghuid: 组长用户ID
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action: 操作类型
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1 = 邀请管事（次数+1，无金额）
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2 = 分佣收入（累加金额）
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amount: 分佣金额（Decimal），仅在 action=2 时有效
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"""
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today = date.today()
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with transaction.atomic():
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stat, created = ZuzhangRiTongji.objects.select_for_update().get_or_create(
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yonghuid=yonghuid,
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riqi=today,
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defaults={
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'yonghuid': yonghuid,
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'riqi': today,
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'yaoqing_guanshi_shu': 0,
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'shouru_zonge': Decimal('0.00'),
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'fenyong_jine': Decimal('0.00'),
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}
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)
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if created:
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# 新记录直接设置初始值
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if action == 1:
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stat.yaoqing_guanshi_shu = 1
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elif action == 2:
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amount = Decimal(str(amount)) if amount else Decimal('0.00')
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stat.shouru_zonge = amount
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stat.fenyong_jine = amount
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stat.save()
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else:
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# 已存在记录，使用 F 表达式原子累加
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if action == 1:
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ZuzhangRiTongji.objects.filter(id=stat.id).update(
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yaoqing_guanshi_shu=F('yaoqing_guanshi_shu') + 1
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)
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elif action == 2:
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amount = Decimal(str(amount)) if amount else Decimal('0.00')
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if amount > 0:
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ZuzhangRiTongji.objects.filter(id=stat.id).update(
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shouru_zonge=F('shouru_zonge') + amount,
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fenyong_jine=F('fenyong_jine') + amount
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)
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def update_tixian_daily_stat(leixing, amount):
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"""
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更新每日提现统计（平台维度）
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leixing: 1=打手, 2=管事, 3=组长
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amount: 本次提现金额（申请金额，含手续费）
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"""
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today = date.today()
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with transaction.atomic():
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stat, created = TixianRiTongji.objects.select_for_update().get_or_create(
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riqi=today,
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leixing=leixing,
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defaults={'total_amount': amount}
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)
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if not created:
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TixianRiTongji.objects.filter(id=stat.id).update(
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total_amount=F('total_amount') + amount
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) |