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@ -1,165 +1,3 @@
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# from django.shortcuts import render
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# from django.http import HttpResponse
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# from .models import *
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# from django.shortcuts import render, redirect, get_object_or_404
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# import random
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# import pandas as pd
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# from django.db.models import Window, F
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# from django.db.models.functions import Rank
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# # 导入表单
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# from .forms import UploadFileForm
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#
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# from rest_framework import viewsets
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# from .serializers import StudentSerializer
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#
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# from rest_framework.response import Response
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# from rest_framework.decorators import api_view
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# # Create your views here.
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# def toLogin_view(request):
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# return render(request,'login.html')
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# def Login_view(request):
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# u=request.POST.get("user",'')
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# p=request.POST.get("pwd",'')
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#
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# if u and p:
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# c=StudentInfo.objects.filter(stu_name=u,stu_pwd=p).count()
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# if c >= 1:
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# return HttpResponse("登录成功！")
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# else:
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# return HttpResponse("账号密码错误！")
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# else:
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# return HttpResponse("请输入正确的账号和密码！")
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#
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# def toregister_view(request):
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# return render(request, 'register.html')
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#
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# # #点击注册后做的逻辑判断
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# def register_view(request):
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# u = request.POST.get("user", '')
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# p = request.POST.get("pwd", '')
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# if u and p:
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# stu = StudentInfo(stu_id=random.choice('0123456789'),stu_name=u, stu_pwd=p)
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# stu.save()
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# return HttpResponse("注册成功")
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# else:
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# return HttpResponse("请输入完整的账号和密码！")
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#
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# #导入excel
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# # 上传学生名单的视图
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# def upload_students(request):
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# if request.method == 'POST':
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# form = UploadFileForm(request.POST, request.FILES)
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# if form.is_valid():
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# # 读取上传的 Excel 文件
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# excel_file = request.FILES['file']
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# df = pd.read_excel(excel_file) # 使用 pandas 读取 Excel 文件
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#
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# # 遍历 DataFrame，将每个学生保存到数据库
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# for _, row in df.iterrows():
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# student_id = row['student_id']
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# name = row['name']
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# Student.objects.get_or_create(student_id=student_id, name=name) # 如果学生已存在则不创建
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#
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# return redirect('roll_call') # 完成后重定向到点名页面
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# else:
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# form = UploadFileForm()
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#
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# return render(request, 'upload_students.html', {'form': form}) # 渲染上传页面
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#
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# # 开始点名的视图
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# def roll_call(request):
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# students = Student.objects.all() # 获取所有学生
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# selected_student = None # 初始化被选中的学生
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#
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# # 当教师点击“开始点名”按钮时
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# if request.method == 'POST' and 'start_roll_call' in request.POST:
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# # 设置权重：总分越高，被点名的概率越低
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# weights = [1 / (student.score + 1) for student in students] # 根据分数调整被点名概率
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# selected_student = random.choices(students, weights=weights, k=1)[0] # 随机选择一个学生
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# request.session['selected_student_id'] = selected_student.student_id # 存储被点名学生的ID到session中
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# return redirect('confirm_roll_call') # 跳转到确认点名页面
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#
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# return render(request, 'roll_call.html', {'selected_student': selected_student}) # 渲染点名页面
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#
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# # 确认点名的视图
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# # def confirm_roll_call(request):
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# # # 从 session 中获取被点名的学生
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# # student_id = request.session.get('selected_student_id')
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# # student = get_object_or_404(Student, student_id=student_id)
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# #
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# # if request.method == 'POST':
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# # # 学生是否到课
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# # if 'attended' in request.POST: # 如果选择了到课
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# # student.score += 1 # 到课加1分
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# # student.attendance_count += 1 # 到课次数加1
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# #
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# # # 处理是否准确重复问题
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# # if request.POST['question_repeat'] == 'accurate':
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# # student.score += 0.5 # 重复问题准确，加0.5分
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# # else:
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# # student.score -= 1 # 重复问题不准确，扣1分
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# #
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# # # 处理回答问题的准确性（0-3分）
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# # answer_accuracy = float(request.POST.get('answer_accuracy', 0))
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# # student.score += answer_accuracy # 根据回答准确性加分
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# # else:
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# # student.score -= 5 # 未到课扣5分
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# #
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# # student.save() # 保存更新后的学生信息
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# # return redirect('roll_call') # 返回点名页面，进行下一轮点名
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# #
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# # return render(request, 'confirm_roll_call.html', {'student': student}) # 渲染确认点名页面
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# def confirm_roll_call(request):
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# student_id = request.session.get('selected_student_id')
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# student = get_object_or_404(Student, student_id=student_id)
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# protection_awarded = False # 初始化保护权标志
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#
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# if request.method == 'POST':
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# # 增加学生的被点名次数
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# student.called_count += 1
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#
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# # 检查学生是否有“保护权”
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# if student.called_count % 3 == 0:
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# # 如果被点名次数是3的倍数，赋予保护权，自动加2分
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# student.score += 2
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# protection_awarded = True # 设置保护权标志
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# print(f"Student {student.name} ({student.student_id})获得保护权，自动加2分")
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# else:
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# # 学生是否到课
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# if 'attended' in request.POST: # 如果选择了到课
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# student.score += 1 # 到课加1分
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# student.attendance_count += 1 # 到课次数加1
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#
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# # 处理是否准确重复问题
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# if request.POST['question_repeat'] == 'accurate':
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# student.score += 0.5 # 重复问题准确，加0.5分
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# else:
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# student.score -= 1 # 重复问题不准确，扣1分
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#
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# # 处理回答问题的准确性（0-3分）
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# answer_accuracy = float(request.POST.get('answer_accuracy', 0))
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# student.score += answer_accuracy # 根据回答准确性加分
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# else:
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# student.score -= 5 # 未到课扣5分
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#
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# # 保存更新后的学生信息
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# student.save()
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# return redirect('roll_call') # 返回点名页面，进行下一轮点名
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#
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# return render(request, 'confirm_roll_call.html', {'student': student, 'protection_awarded': protection_awarded}) # 渲染确认点名页面
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#
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#
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#
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#
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# # 积分排行榜
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# def leaderboard(request):
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# students = Student.objects.all().order_by('-score') # 按分数降序排列
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# return render(request, 'leaderboard.html', {'students': students})
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#
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#
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# class StudentViewSet(viewsets.ModelViewSet):
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# queryset = Student.objects.all() # 获取所有学生数据
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# serializer_class = StudentSerializer # 指定序列化器
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from django.shortcuts import render
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from django.http import HttpResponse
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from .models import *
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@ -167,57 +5,27 @@ from django.shortcuts import render, redirect, get_object_or_404
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import random
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from django.http import JsonResponse
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import pandas as pd
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import json
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from django.db.models import Window, F
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from django.db.models.functions import Rank
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from django.shortcuts import get_object_or_404
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from django.views.decorators.csrf import csrf_exempt
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# 导入表单
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from .forms import UploadFileForm
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# Create your views here.
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def toLogin_view(request):
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return render(request,'login.html')
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# def Login_view(request):
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# u=request.POST.get("user",'')
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# p=request.POST.get("pwd",'')
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#
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# if u and p:
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# c=StudentInfo.objects.filter(stu_name=u,stu_pwd=p).count()
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# if c >= 1:
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# return HttpResponse("登录成功！")
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# else:
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# return HttpResponse("账号密码错误！")
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# else:
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# return HttpResponse("请输入正确的账号和密码！")
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def Login_view(request):
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u = request.POST.get("user", '')
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p = request.POST.get("pwd", '')
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if u and p:
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c = StudentInfo.objects.filter(stu_name=u, stu_pwd=p).count()
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if c >= 1:
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return JsonResponse({"message": "登录成功！"})
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else:
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return JsonResponse({"message": "账号密码错误！"}, status=400)
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else:
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return JsonResponse({"message": "请输入正确的账号和密码！"}, status=400)
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@csrf_exempt
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def toregister_view(request):
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return render(request, 'register.html')
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# #点击注册后做的逻辑判断
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# def register_view(request):
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# u = request.POST.get("user", '')
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# p = request.POST.get("pwd", '')
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# if u and p:
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# stu = StudentInfo(stu_id=random.choice('0123456789'),stu_name=u, stu_pwd=p)
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# stu.save()
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# return HttpResponse("注册成功")
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# else:
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# return HttpResponse("请输入完整的账号和密码！")
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return JsonResponse({'message': '注册成功！'})
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import json
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from django.views.decorators.csrf import csrf_exempt
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@csrf_exempt # 可选，视具体情况决定是否使用
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def register_view(request):
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u = request.POST.get("user", '')
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p = request.POST.get("pwd", '')
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if request.method == 'POST':
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try:
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data = json.loads(request.body) # 从请求体中加载 JSON 数据
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u = data.get("user", '')
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p = data.get("pwd", '')
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if u and p:
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stu = StudentInfo(stu_id=random.choice('0123456789'), stu_name=u, stu_pwd=p)
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@ -225,28 +33,15 @@ def register_view(request):
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return JsonResponse({"message": "注册成功"})
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else:
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return JsonResponse({"message": "请输入完整的账号和密码！"}, status=400)
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except json.JSONDecodeError:
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return JsonResponse({"message": "无效的 JSON 数据！"}, status=400)
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return JsonResponse({"message": "只支持 POST 请求！"}, status=405)
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#导入excel
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# 上传学生名单的视图
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# def upload_students(request):
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# if request.method == 'POST':
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# form = UploadFileForm(request.POST, request.FILES)
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# if form.is_valid():
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# # 读取上传的 Excel 文件
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# excel_file = request.FILES['file']
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# df = pd.read_excel(excel_file) # 使用 pandas 读取 Excel 文件
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#
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# # 遍历 DataFrame，将每个学生保存到数据库
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# for _, row in df.iterrows():
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# student_id = row['student_id']
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# name = row['name']
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# Student.objects.get_or_create(student_id=student_id, name=name) # 如果学生已存在则不创建
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#
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# return redirect('roll_call') # 完成后重定向到点名页面
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# else:
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# form = UploadFileForm()
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#
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# return render(request, 'upload_students.html', {'form': form}) # 渲染上传页面
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@csrf_exempt
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def upload_students(request):
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if request.method == 'POST':
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form = UploadFileForm(request.POST, request.FILES)
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@ -268,114 +63,43 @@ def upload_students(request):
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return render(request, 'upload_students.html', {'form': form}) # 确保在GET请求时返回HttpResponse
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# return render(request, 'upload_students.html', {'form': form}) # 渲染上传页面
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# # 开始点名的视图
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# def roll_call(request):
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# students = Student.objects.all() # 获取所有学生
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# selected_student = None # 初始化被选中的学生
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#
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# # 当教师点击“开始点名”按钮时
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# if request.method == 'POST' and 'start_roll_call' in request.POST:
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# # 设置权重：总分越高，被点名的概率越低
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# weights = [1 / (student.score + 1) for student in students] # 根据分数调整被点名概率
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# selected_student = random.choices(students, weights=weights, k=1)[0] # 随机选择一个学生
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# request.session['selected_student_id'] = selected_student.student_id # 存储被点名学生的ID到session中
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# return redirect('confirm_roll_call') # 跳转到确认点名页面
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#
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# return render(request, 'roll_call.html', {'selected_student': selected_student}) # 渲染点名页面
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@csrf_exempt # 如果需要，可以移除此装饰器，确保 CSRF 保护
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def roll_call(request):
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students = Student.objects.all() # 获取所有学生
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selected_student = None # 初始化被选中的学生
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# 当教师点击“开始点名”按钮时
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if request.method == 'POST' and 'start_roll_call' in request.POST:
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if request.method == 'POST':
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try:
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data = json.loads(request.body) # 从请求中读取 JSON 数据
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if data.get('start_roll_call') == 'true':
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# 设置权重：总分越高，被点名的概率越低
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weights = [1 / (student.score + 1) for student in students] # 根据分数调整被点名概率
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selected_student = random.choices(students, weights=weights, k=1)[0] # 随机选择一个学生
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request.session['selected_student_id'] = selected_student.student_id # 存储被点名学生的ID到session中
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return JsonResponse({"message": "点名成功", "student_id": selected_student.student_id, "student_name": selected_student.name})
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except json.JSONDecodeError:
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return JsonResponse({"error": "无效的 JSON 数据"}, status=400)
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return render(request, 'roll_call.html', {'selected_student': selected_student}) # 渲染点名页面
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# 确认点名的视图
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# def confirm_roll_call(request):
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# # 从 session 中获取被点名的学生
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# student_id = request.session.get('selected_student_id')
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# student = get_object_or_404(Student, student_id=student_id)
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#
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# if request.method == 'POST':
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# # 学生是否到课
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# if 'attended' in request.POST: # 如果选择了到课
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# student.score += 1 # 到课加1分
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# student.attendance_count += 1 # 到课次数加1
|
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#
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# # 处理是否准确重复问题
|
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|
|
# if request.POST['question_repeat'] == 'accurate':
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|
|
# student.score += 0.5 # 重复问题准确，加0.5分
|
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# else:
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|
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# student.score -= 1 # 重复问题不准确，扣1分
|
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|
|
#
|
|
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|
|
# # 处理回答问题的准确性（0-3分）
|
|
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|
|
# answer_accuracy = float(request.POST.get('answer_accuracy', 0))
|
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|
|
# student.score += answer_accuracy # 根据回答准确性加分
|
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|
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# else:
|
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|
|
# student.score -= 5 # 未到课扣5分
|
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|
|
#
|
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|
|
# student.save() # 保存更新后的学生信息
|
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|
|
# return redirect('roll_call') # 返回点名页面，进行下一轮点名
|
|
|
|
|
#
|
|
|
|
|
# return render(request, 'confirm_roll_call.html', {'student': student}) # 渲染确认点名页面
|
|
|
|
|
# def confirm_roll_call(request):
|
|
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|
|
# student_id = request.session.get('selected_student_id')
|
|
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|
|
# student = get_object_or_404(Student, student_id=student_id)
|
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|
|
# protection_awarded = False # 初始化保护权标志
|
|
|
|
|
#
|
|
|
|
|
# if request.method == 'POST':
|
|
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|
|
# # 增加学生的被点名次数
|
|
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|
|
# student.called_count += 1
|
|
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|
|
#
|
|
|
|
|
# # 检查学生是否有“保护权”
|
|
|
|
|
# if student.called_count % 3 == 0:
|
|
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|
|
# # 如果被点名次数是3的倍数，赋予保护权，自动加2分
|
|
|
|
|
# student.score += 2
|
|
|
|
|
# protection_awarded = True # 设置保护权标志
|
|
|
|
|
# print(f"Student {student.name} ({student.student_id})获得保护权，自动加2分")
|
|
|
|
|
# else:
|
|
|
|
|
# # 学生是否到课
|
|
|
|
|
# if 'attended' in request.POST: # 如果选择了到课
|
|
|
|
|
# student.score += 1 # 到课加1分
|
|
|
|
|
# student.attendance_count += 1 # 到课次数加1
|
|
|
|
|
#
|
|
|
|
|
# # 处理是否准确重复问题
|
|
|
|
|
# if request.POST['question_repeat'] == 'accurate':
|
|
|
|
|
# student.score += 0.5 # 重复问题准确，加0.5分
|
|
|
|
|
# else:
|
|
|
|
|
# student.score -= 1 # 重复问题不准确，扣1分
|
|
|
|
|
#
|
|
|
|
|
# # 处理回答问题的准确性（0-3分）
|
|
|
|
|
# answer_accuracy = float(request.POST.get('answer_accuracy', 0))
|
|
|
|
|
# student.score += answer_accuracy # 根据回答准确性加分
|
|
|
|
|
# else:
|
|
|
|
|
# student.score -= 5 # 未到课扣5分
|
|
|
|
|
#
|
|
|
|
|
# # 保存更新后的学生信息
|
|
|
|
|
# student.save()
|
|
|
|
|
# return redirect('roll_call') # 返回点名页面，进行下一轮点名
|
|
|
|
|
#
|
|
|
|
|
# return render(request, 'confirm_roll_call.html', {'student': student, 'protection_awarded': protection_awarded}) # 渲染确认点名页面
|
|
|
|
|
#
|
|
|
|
|
#
|
|
|
|
|
#
|
|
|
|
|
#
|
|
|
|
|
# # 积分排行榜
|
|
|
|
|
# def leaderboard(request):
|
|
|
|
|
# students = Student.objects.all().order_by('-score') # 按分数降序排列
|
|
|
|
|
# return render(request, 'leaderboard.html', {'students': students})
|
|
|
|
|
# 返回错误信息，如果不是 POST 请求或没有触发点名
|
|
|
|
|
return JsonResponse({"error": "只支持 POST 请求"}, status=405)
|
|
|
|
|
|
|
|
|
|
@csrf_exempt
|
|
|
|
|
def confirm_roll_call(request):
|
|
|
|
|
student_id = request.session.get('selected_student_id')
|
|
|
|
|
if request.method == 'POST':
|
|
|
|
|
try:
|
|
|
|
|
# 从请求体中解析 JSON 数据
|
|
|
|
|
data = json.loads(request.body)
|
|
|
|
|
student_id = data.get('student_id')
|
|
|
|
|
|
|
|
|
|
# 确保 student_id 存在
|
|
|
|
|
if not student_id:
|
|
|
|
|
return JsonResponse({"message": "未找到被点名学生ID"}, status=400)
|
|
|
|
|
|
|
|
|
|
# 获取学生对象，若不存在则返回404
|
|
|
|
|
student = get_object_or_404(Student, student_id=student_id)
|
|
|
|
|
protection_awarded = False # 初始化保护权标志
|
|
|
|
|
|
|
|
|
|
if request.method == 'POST':
|
|
|
|
|
# 增加学生的被点名次数
|
|
|
|
|
student.called_count += 1
|
|
|
|
|
|
|
|
|
|
@ -386,18 +110,19 @@ def confirm_roll_call(request):
|
|
|
|
|
print(f"Student {student.name} ({student.student_id})获得保护权，自动加2分")
|
|
|
|
|
else:
|
|
|
|
|
# 学生是否到课
|
|
|
|
|
if 'attended' in request.POST: # 如果选择了到课
|
|
|
|
|
attended = data.get('attended', 'false').lower() == 'true' # 转为布尔值
|
|
|
|
|
if attended: # 如果选择了到课
|
|
|
|
|
student.score += 1 # 到课加1分
|
|
|
|
|
student.attendance_count += 1 # 到课次数加1
|
|
|
|
|
|
|
|
|
|
# 处理是否准确重复问题
|
|
|
|
|
if request.POST['question_repeat'] == 'accurate':
|
|
|
|
|
if data.get('question_repeat') == 'accurate':
|
|
|
|
|
student.score += 0.5 # 重复问题准确，加0.5分
|
|
|
|
|
else:
|
|
|
|
|
student.score -= 1 # 重复问题不准确，扣1分
|
|
|
|
|
|
|
|
|
|
# 处理回答问题的准确性（0-3分）
|
|
|
|
|
answer_accuracy = float(request.POST.get('answer_accuracy', 0))
|
|
|
|
|
answer_accuracy = float(data.get('answer_accuracy', 0))
|
|
|
|
|
student.score += answer_accuracy # 根据回答准确性加分
|
|
|
|
|
else:
|
|
|
|
|
student.score -= 5 # 未到课扣5分
|
|
|
|
|
@ -413,11 +138,41 @@ def confirm_roll_call(request):
|
|
|
|
|
"protection_awarded": protection_awarded
|
|
|
|
|
})
|
|
|
|
|
|
|
|
|
|
return render(request, 'confirm_roll_call.html',
|
|
|
|
|
{'student': student, 'protection_awarded': protection_awarded}) # 渲染确认点名页面
|
|
|
|
|
except json.JSONDecodeError:
|
|
|
|
|
return JsonResponse({"message": "请求体解析错误"}, status=400)
|
|
|
|
|
|
|
|
|
|
# GET 请求时渲染页面
|
|
|
|
|
return JsonResponse({"message": "不支持的请求方法"}, status=405)
|
|
|
|
|
@csrf_exempt
|
|
|
|
|
def leaderboard(request):
|
|
|
|
|
students = Student.objects.all().order_by('-score') # 按分数降序排列
|
|
|
|
|
leaderboard_data = [{"student_id": student.student_id, "name": student.name, "score": student.score} for student in students]
|
|
|
|
|
|
|
|
|
|
return JsonResponse({"leaderboard": leaderboard_data}) # 返回排行榜数据
|
|
|
|
|
|
|
|
|
|
# 111
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@csrf_exempt # If you're testing without CSRF protection
|
|
|
|
|
def toLogin_view(request):
|
|
|
|
|
return JsonResponse({"message": "请提供用户名和密码进行登录"})
|
|
|
|
|
|
|
|
|
|
@csrf_exempt
|
|
|
|
|
def Login_view(request):
|
|
|
|
|
if request.method == 'POST':
|
|
|
|
|
try:
|
|
|
|
|
data = json.loads(request.body)
|
|
|
|
|
u = data.get("user", '')
|
|
|
|
|
p = data.get("pwd", '')
|
|
|
|
|
|
|
|
|
|
if u and p:
|
|
|
|
|
c = StudentInfo.objects.filter(stu_name=u, stu_pwd=p).count()
|
|
|
|
|
if c >= 1:
|
|
|
|
|
return JsonResponse({"message": "登录成功！"})
|
|
|
|
|
else:
|
|
|
|
|
return JsonResponse({"message": "账号密码错误！"}, status=400)
|
|
|
|
|
else:
|
|
|
|
|
return JsonResponse({"message": "请输入正确的账号和密码！"}, status=400)
|
|
|
|
|
except json.JSONDecodeError:
|
|
|
|
|
return JsonResponse({"message": "无效的JSON数据！"}, status=400)
|
|
|
|
|
return JsonResponse({"message": "仅支持POST请求"}, status=405)
|
