视图.py
def register_view(request):
if request.method == 'POST':
form = UserForm(request.POST)
if form.is_valid():
user = form.save()
## login(request,user)
messages.success(request,'Account created succcessfully')
return redirect('login')
else:
messages.error(request,'Invalid information! Please retry!')
else:
form = UserForm()
context = {'form':form}
return render(request,'register.html',context)
def login_view(request):
if request.method == 'POST':
form = AuthenticationForm(data=request.POST)
if form.is_valid():
username = form.cleaned_data.get('username')
password = form.cleaned_data.get('password')
user = authenticate(username=username,password=password)
if user is not None:
login(request,user)
return redirect('homepage')
else:
messages.error(request,'No current user!')
else:
form = AuthenticationForm()
context = {'form':form}
return render(request,'login.html',context)
def logout_view(request):
logout(request)
return redirect('login')
@login_required
def profile(request):
Profile.objects.get_or_create(user=request.user)
if request.method == 'POST':
u_form = UserUpdateForm(request.POST,instance=request.user)
p_form = ProfileForm(request.POST,request.FILES,instance=request.user.profile)
if u_form.is_valid() and p_form.is_valid():
u_form.save()
p_form.save()
messages.success(request,'Profile updated successfully!')
return redirect('profile')
else:
u_form = UserUpdateForm(instance=request.user)
p_form = ProfileForm(instance=request.user.profile)
context = {
## 'user':request.user,
'u_form':u_form,
'p_form':p_form,
}
return render(request,'profile.html',context)
信号.py
@receiver(post_save, sender=User)
def create_profile(sender, instance, created, **kwargs):
if created:
Profile.objects.create(user=instance)
@receiver(post_save, sender=User)
def save_profile(sender, instance, **kwargs):
instance.profile.save()
型号.py
class Profile(models.Model):
name = models.OneToOneField(User,on_delete=models.CASCADE)
mobile = models.IntegerField(null=True)
address = models.CharField(max_length=350,null=True)
image = models.ImageField(upload_to='profile_pics', default='default.png',null=True)
def __str__(self):
return str(self.name.username)+''s Profile'
表单.py
class UserUpdateForm(forms.ModelForm):
email = forms.EmailField()
class Meta:
model = User
fields = ['username', 'email']
class ProfileForm(forms.ModelForm):
class Meta:
model = Profile
fields = ['mobile', 'address', 'image']
错误消息：
RelatedObjectDoesNotExist at /login/
User has no profile.
我面临的问题是，尽管我使用了配置文件模型的信号，但用户配置文件无法创建或更新。当我登录一个注册用户时，错误消息告诉我用户没有配置文件。但是，如果我登录一个创建了配置文件的用户，它可以显示相关信息，因此对于新注册的用户，如何自动为该用户创建配置文件？
因为你有一个现有的没有任何配置文件的用户，因为没有加载信号，然后将创建该用户如果它是超级用户从终端创建新的超级用户在登录管理面板后删除没有配置文件的现有用户我也在为我的网站使用信号这里是我如何使用它的代码
我的型号.py
from django.db import models
from django.contrib.auth.models import User
from django.utils import timezone
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,)
profile_pic = models.ImageField(upload_to='profile_pics', default='default.png',)
first_name = models.CharField(max_length=50, blank=True)
last_name = models.CharField(max_length=75, blank=True)
dob = models.DateField(blank=True, null=True)
joined_date = models.DateTimeField(default=timezone.now,editable=False)
update_at = models.DateTimeField(auto_now=True)
def __str__(self):
return self.user.username
@receiver(post_save, sender=User)
def create_user_profile(sender, instance, created, *args, **kwargs):
if created:
Profile.objects.create(user=instance)
@receiver(post_save, sender=User)
def save_user_profile(sender, instance, **kwargs):
instance.profile.save()
告诉我你是否还有错误