From a4500f48669e98f3e7336dd39e94dfdf0dac2d15 Mon Sep 17 00:00:00 2001
From: Quyk4tvoj <116157770@qq.com>
Date: Fri, 28 May 2021 23:40:11 +0800
Subject: [PATCH] views.py

---
 student/views.py | 84 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 student/views.py

diff --git a/student/views.py b/student/views.py
new file mode 100644
index 0000000..82fbf0f
--- /dev/null
+++ b/student/views.py
@@ -0,0 +1,84 @@
+from django.shortcuts import render,redirect
+from student import models
+# Create your views here.
+def index(request):
+    return render(request,'index.html')
+
+def toIndex(request):
+    return render(request,'index.html')
+
+def studentLogin(request):
+    if request.method=='POST':
+        stuId=request.POST.get('id')
+        password=request.POST.get('password')
+        print("id",stuId,"password",password)
+        student=models.Student.objects.get(id=stuId)
+        print(student)
+        if password==student.password:
+            paper=models.Paper.objects.filter(major=student.major)
+            grade=models.Grade.objects.filter(sid=student.id)
+            return render(request,'index.html',{'student':student,'paper':paper,'grade':grade})
+        else:
+            return render(request,'index.html',{'message':'密码不正确'})
+
+def teacherLogin(request):
+    if request.method == 'POST':
+        teaId = request.POST.get('id')
+        password = request.POST.get('password')
+        teacher=models.Teacher.objects.get(id=teaId)
+        print(teacher)
+        if password == teacher.password:
+            paper = models.Paper.objects.filter(tid=teacher.id)
+            return render(request, 'teacher.html', {'teacher': teacher,'paper':paper})
+        else:
+            return render(request, 'index.html', {'message': '密码不正确'})
+
+def queryStudent(request):
+    sid=request.GET.get('id')
+    sex=request.GET.get('sex')
+    subject=request.GET.get('subject')
+    tid=request.GET.get('tid')
+    teacher = models.Teacher.objects.get(id=tid)
+    paper = models.Paper.objects.filter(tid=teacher.id)
+    from django.db import connection,transaction
+    cursor=connection.cursor()
+    sql="select * from grade,student where student.id=grade.sid_id and student.id like %s and grade.subject like %s and student.sex like %s"
+    val=('%'+sid+'%','%'+subject+'%','%')
+    cursor.execute(sql,val)
+    result=dictfetchall(cursor)
+    return render(request,'teacher.html',{'teacher':teacher,'result':result,'paper':paper})
+
+def dictfetchall(cursor):
+    desc = cursor.description
+    return [
+    dict(zip([col[0] for col in desc], row))
+    for row in cursor.fetchall()
+    ]
+
+def startExam(request):
+    sid = request.GET.get('sid')
+    subject1=request.GET.get('subject')
+    student=models.Student.objects.get(id=sid)
+    paper=models.Paper.objects.filter(subject=subject1)
+    return render(request,'exam.html',{'student':student,'paper':paper,'subject':subject1})
+
+def calGrade(request):
+    if request.method=='POST':
+        sid=request.POST.get('sid')
+        subject1 = request.POST.get('subject')
+        student= models.Student.objects.get(id=sid)
+        paper = models.Paper.objects.filter(major=student.major)
+        grade = models.Grade.objects.filter(sid=student.id)
+        question= models.Paper.objects.filter(subject=subject1).values("pid").values('pid__id','pid__answer','pid__score')
+        mygrade=0
+        for p in question:
+            qId=str(p['pid__id'])
+            myans=request.POST.get(qId)
+            okans=p['pid__answer']
+            if myans==okans:
+                mygrade+=p['pid__score']
+        models.Grade.objects.create(sid_id=sid,subject=subject1,grade=mygrade)
+        return render(request,'index.html',{'student':student,'paper':paper,'grade':grade})
+
+def logOut(request):
+    return redirect('/toIndex/')
\ No newline at end of file