扩展用户模型Django,IntegrityError
我正在尝试扩展扩展用户模型Django,IntegrityError,django,django-models,django-forms,Django,Django Models,Django Forms,我正在尝试扩展用户模型以创建配置文件模型。下面的代码成功地显示了一个表单,其中包含我指定为location和bio的附加字段。但是当我提交表单时,只有原始的用户名,名字,姓氏,电子邮件,和密码字段存储在数据库中,我添加到admin的配置文件部分中没有存储任何自定义字段。我还得到以下错误: IntegrityError at /accounts/register/ NOT NULL constraint failed: accounts_profile.user_id Request Method
用户
模型以创建配置文件
模型。下面的代码成功地显示了一个表单,其中包含我指定为location
和bio
的附加字段。但是当我提交表单时,只有原始的用户名
,名字
,姓氏
,电子邮件
,和密码
字段存储在数据库中,我添加到admin的配置文件部分中没有存储任何自定义字段。我还得到以下错误:
IntegrityError at /accounts/register/
NOT NULL constraint failed: accounts_profile.user_id
Request Method: POST
Request URL: http://127.0.0.1:8000/accounts/register/
Django Version: 1.11.2
Exception Type: IntegrityError
Exception Value:
NOT NULL constraint failed: accounts_profile.user_id
Exception Location: /Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/django/db/backends/sqlite3/base.py in execute, line 328
Python Executable: /Library/Frameworks/Python.framework/Versions/3.6/bin/python3.6
models.py:
from django.db import models
from django.contrib.auth.models import User
from django.db.models.signals import post_save
from django.dispatch import receiver
class Profile(models.Model):
user = models.OneToOneField(User, on_delete=models.CASCADE)
bio = models.TextField(max_length=500, blank=True)
location = models.CharField(max_length=30, blank=True)
birth_date = models.DateField(null=True, blank=True)
@receiver(post_save, sender=User)
def create_user_profile(sender, instance, created, **kwargs):
if created:
Profile.objects.create(user=instance)
@receiver(post_save, sender=User)
def save_user_profile(sender, instance, **kwargs):
instance.profile.save()
forms.py:
from django import forms
from django.contrib.auth.models import User
from django.contrib.auth.forms import UserCreationForm
from .models import Profile
class RegistrationForm(UserCreationForm):
email = forms.EmailField(required = True)
class Meta:
model = User #model User comes with username, email, first name, last name , pass1 and pass2 fields
fields = (
'username',
'email',
'first_name',
'last_name',
'password1',
'password2'
)
def save(self, commit = True):
user = super(RegistrationForm, self).save(commit = False)
user.first_name = self.cleaned_data['first_name']
user.last_name = self.cleaned_data['last_name']
user.email = self.cleaned_data['email']
if commit:
user.save()
return user
class ProfileForm(forms.ModelForm):
class Meta:
model = Profile
fields = ('location','bio')
views.py:
from django.shortcuts import render, redirect
from .forms import RegistrationForm,ProfileForm
def register(request):
if request.method == 'POST':
form = RegistrationForm(request.POST)
profile_form = ProfileForm(request.POST)
if form.is_valid() and profile_form.is_valid():
form.save()
profile_form.save()
return redirect('login')
else:
form = RegistrationForm()
profile_form = ProfileForm()
return render(request, 'accounts/register.html', {'form': form, 'profile_form': profile_form})
URL.py:
from django.conf.urls import url
from django.contrib.auth.views import login
from . import views
urlpatterns = [
# /accounts/
url(r'^$', views.index, name = 'accounts'),
# /accounts/register/
url(r'^register/$', views.register, name='register'),
url(r'^login/$', login, {'template_name': 'accounts/login.html'}, name='login'),
]
admin.py:
from django.contrib import admin
from .models import Profile
# Register your models here.
admin.site.register(Profile)
# Register your models here.
任何帮助都将不胜感激。您不能同时注册和配置
POST
。因为您的配置文件模型是1to1
字段,它属于User
,这意味着现有用户可以创建一个用户配置文件。所以最初用户应该创建他们的注册帐户,而不仅仅是他们可以创建的帐户配置文件。您必须手动设置关系,然后视图应如下所示:
if form.is_valid() and profile_form.is_valid():
user_object = form.save()
a = profile_form.save(commit=False)
a.user = user_object
a.save()
return redirect('login')
您可以保存用户表单,然后将用户分配到配置文件验证配置文件表单,然后保存。@wololoooo这就是我要说的。首先,您必须保存用户,然后只有您可以为该用户创建配置文件