为什么此表格无效?

时间:2019-02-02 03:30:00

标签: python django

models.py包含2个类,分别是ageGen()和group1()类,效果很好。

forms.py

from app1.models import ageGen,group1,group2,group3
from django import forms

class ageGenForm(forms.ModelForm):
    class Meta():
        model=ageGen
        fields='__all__'

class group1form(forms.ModelForm):
    class Meta():
        model=group1
        fields="__all__"

我想做的是.. ageGenForm将接受玩家的年龄和性别,然后将检查玩家18岁以上的天气。 如果他未满18岁,则必须填写一张表格,注明他的姓名和他想参加的比赛,并将这些数据存储在数据库中。

views.py

from django.shortcuts import render
from app1.forms import ageGenForm,group1form,group2form,group3form
from django.http import HttpResponse
# Create your views here.
def home(request):
    return render(request,'home.html')

def formpage(request):
    form=ageGenForm()
    if(request.method=='POST'):
        form=ageGenForm(request.POST)
        if(form.is_valid()):
            age = form.cleaned_data['age']
            if(age<=18):
                return group1(request)
            else:
                return HttpResponse("adult category")
    return render(request,'formpage.html',{'form':form})

def group1(request):
    form=group1form()
    if(request.method=='POST'):
        form=group1form(request.POST)
        if(form.is_valid()):
            form.save()
            return HttpResponse("thankyou!")
        else:
            return HttpResponse("invalid")
    return render(request,'group1.html',{'form':form})

它呈现formpage.html,但不呈现group1.html。它返回形式无效!而且不会出现任何错误。

formpage.html和group1.html (两者具有相同的代码)

 <!DOCTYPE html>
    <html lang="en" dir="ltr">
      <head>
        <meta charset="utf-8">
        <title></title>
      </head>
      <body>
        <h1>formpage</h1>
        <form method="POST">
          {% csrf_token %}
          {{form.as_p}}
          <input type="submit" name="" value="SUBMIT">
        </form>
      </body>
    </html>

1 个答案:

答案 0 :(得分:0)

您不能直接从另一个视图调用一个视图。相反,您需要调用其网址。假设您有一个URL path,如下所示:

path('group1/', views.group1, name="group1")

然后从formpage,您可以redirect到有效表单上的URL路径,如下所示(使用reverse):

from django.shortcuts import redirect
from django.urls import reverse


def formpage(request):
    form=ageGenForm()
    if(request.method=='POST'):
        form=ageGenForm(request.POST)
        if(form.is_valid()):
            age = form.cleaned_data['age']
            if(age<=18):
                return redirect(reverse('group1'))  #<-- Redirecting to group1 view
            else:
                return HttpResponse("adult category")
    return render(request,'formpage.html',{'form':form})
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