Python毕业设计-基于Django二手车网站的设计与实现+使用说明+全部资料（优秀项目）.zip

from django.shortcuts import render, redirect from django.http import HttpResponse from userinfo.models import * from sale.models import Carinfo from django.core.exceptions import ObjectDoesNotExist from django.db import DatabaseError from .models import * from sale.models import * import json import datetime import logging # Create your views here. def add_order(request): if request.user.is_authenticated(): car_id = request.GET.get('carid') try: car_ = Carinfo.objects.get(id=car_id) brand = str(car_.serbran) + car_.ctitle picture = car_.picture price = car_.extractprice newprice = car_.newprice mileage = car_.mileage Cart.objects.create(suser=request.user, car=car_, brand=brand, picture=picture, price=price, newprice=newprice, mileage=mileage) except ObjectDoesNotExist as e: logging.warning(e) return render(request, 'order.html', {'car':locals()}) else: return redirect('/user/login/') def confirmbuy(request): if request.user.is_authenticated(): car_id = request.GET.get('carid') print(car_id) orderNo = datetime.datetime.now().strftime('%Y%m%d%H%M%S') try: car_ = Cart.objects.filter(car_id=car_id) car = Carinfo.objects.filter(id=car_id) # print(car[0].user) brand = car_[0].brand # print(brand) picture = car_[0].picture price = car_[0].price newprice = car_[0].newprice mileage = car_[0].mileage Orders.objects.create(sale_user=car[0].user, buy_user=request.user, brand=brand, picture=picture, price=price, newprice=newprice, mileage=mileage, orderNo=orderNo) Carinfo.objects.filter(id=car_id).update(isPurchase='True') # car[0].isPurchase == 'True' except ObjectDoesNotExist as e: logging.warning(e) # 最近浏览 try: rec_view_list = list() if request.COOKIES.get('Recently_Viewed', None): rec_view = request.COOKIES.get('Recently_Viewed', None) list_view = rec_view.split(',') for i in list_view: rec_view_list.append(Carinfo.objects.get(id=i)) else: rec_view_list = [] except ObjectDoesNotExist as e: logging.warning(e) user_id = request.user.id orders = Orders.objects.filter(buy_user=user_id).order_by("-id")[:4] user = UserInfo.objects.filter(id=user_id)[0] car = Carinfo.objects.filter(user_id=user_id, isPurchase=False)[:4] return render(request, 'user-info.html', {'orders': locals()}) else: return redirect('/user/login/') # 取消意愿 def del_order(request): user_id = request.user.id car_id = request.GET.get('carid') try: Cart.objects.filter(suser_id=user_id, car_id=car_id).delete() except BaseException as e: logging.warning(e) return redirect('/') # 买车列表 def buylist(request): carlist = Carinfo.objects.filter(isPurchase=False, isDelete=False)[:8] brandlist = Brand.objects.all().order_by('id') return render(request, 'list.html', {'carlist':locals()}) # 个人中心 def user_info(request): if request.user.is_authenticated(): try: rec_view_list = list() if request.COOKIES.get('Recently_Viewed', None): rec_view = request.COOKIES.get('Recently_Viewed', None) list_view = rec_view.split(',') for i in list_view: rec_view_list.append(Carinfo.objects.get(id=i)) else: rec_view_list = [] except ObjectDoesNotExist as e: logging.warning(e) user_id = request.user.id orders = Orders.objects.filter(buy_user=user_id).order_by("-id")[:4] user = UserInfo.objects.filter(id=user_id)[0] car = Carinfo.objects.filter(user_id=user_id, isDelete=False, isPurchase=False).order_by("-id")[:4] return render(request, 'user-info.html', {'orders': locals()}) else: return redirect('/user/login/') # 取消订单 def cancel_order(request): user_id = request.user.id car_id = request.GET.get('carid') try: Carinfo.objects.filter(user_id=user_id, id=car_id).update(isDelete=True) except ObjectDoesNotExist as e: logging.warning(e) return redirect('/buy/userinfo/') # 重新出价 def reoffer(request): if request.method == 'POST': user_id = request.user.id car_id = request.POST.get('carid') alterprice = request.POST.get("alterprice") extractprice = int(alterprice) * 0.02 + int(alterprice) try: Carinfo.objects.filter(user_id=user_id, id=car_id).update(price=alterprice, extractprice=extractprice) except ObjectDoesNotExist as e: logging.warning(e) return redirect('/buy/userinfo/') # 车辆品牌列表 def brandlist(request): brand = request.GET.get('brand') try: brand = Brand.objects.get(btitle=brand) carlist = brand.carinfo_set.filter(isPurchase=False, isDelete=False) brandlist = Brand.objects.all().order_by('id') except ObjectDoesNotExist as e: logging.warning(e) return render(request, 'list.html', {'carlist':locals()}) # 个人信息修改 def alter_info(requset): if requset.method == 'POST': realname = requset.POST.get("name") sex = requset.POST.get("sex") if sex == '男': sex = 0 elif sex == '女': sex = 1 phone = requset.POST["phone"] userid = requset.user.id UserInfo.objects.filter(id=userid).update(realname=realname, sex=sex, cellphone=phone) return redirect("/buy/userinfo/")