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[英]Django: Automatically selecting related model UserProfile when retrieving User model
[英]How can I update my UserProfile model when the User model is updated Django
我有一个站点需要更新我的 UserProfileInfo model,这就是我扩展用户 model 的方式。 但是,每当我保存用户 model 时,UserProfileInfo 不会,这意味着在管理员中,用户 model 填写了first_name
和last_name
变量,但是UserProfileInfo
没有。
这是一些代码。
模型.PY
class UserProfileInfo(models.Model):
user = models.OneToOneField(User, on_delete=models.CASCADE,max_length=30)
first_name = models.CharField(max_length=50)
last_name = models.CharField(max_length=50)
description = models.TextField(max_length=150)
website = models.URLField(max_length=200,blank=True,null=True)
image = ProcessedImageField(upload_to='profile_pics',
processors=[ResizeToFill(150, 150)],
default='default.jpg',
format='JPEG',
options={'quality': 60})
joined_date = models.DateTimeField(blank=True,null=True,default=timezone.now)
verified = models.BooleanField(default=False)
moderator = models.BooleanField(default=False)
tags = TaggableManager()
def __str__(self):
return f'{self.user.username} Profile'
def save(self, *args, **kwargs):
super().save(*args, **kwargs)
@receiver(post_save, sender=User)
def create_or_update_user_profile(sender, instance, created, **kwargs):
if created:
UserProfileInfo.objects.create(user=instance)
else:
instance.userprofileinfo.save()
在接收器中,我想同时更新两者,但事实并非如此。
FORMS.PY
class UserProfileInfoForms(UserCreationForm):
email = forms.EmailField()
class Meta():
model = User
fields = ['username','first_name','last_name','email']
class UserUpdateForm(forms.ModelForm):
email = forms.EmailField()
class Meta:
model = User
fields = ['username','email']
class ProfileUpdateForm(forms.ModelForm):
class Meta:
model = UserProfileInfo
fields = ['image','description','tags','website']
最后是视图
意见.PY
@login_required
def profile_update(request):
if request.method == 'POST':
u_form = UserUpdateForm(request.POST, instance=request.user)
p_form = ProfileUpdateForm(request.POST,
request.FILES,
instance=request.user.userprofileinfo)
if u_form.is_valid() and p_form.is_valid():
u_form.save()
p_form.save()
messages.success(request, f'Your account has been updated!')
return redirect('mainapp:profile')
else:
u_form = UserUpdateForm(instance=request.user)
p_form = ProfileUpdateForm(instance=request.user.userprofileinfo)
context = {
'u_form': u_form,
'p_form': p_form
}
return render(request,'mainapp/profile_update.html',context)
所以在这里,我保存了 UserUpdateForm 和 ProfileUpdateForm
最后这是我的信号
信号.PY
@receiver(post_save, sender=User)
def create_or_update_user_profile(sender, instance, created, **kwargs):
if created:
UserProfileInfo.objects.create(user=instance)
else:
instance.userprofileinfo.save()
@receiver(post_save,sender=User)
def save_profile(sender,instance,**kwargs):
instance.userprofileinfo.save()
我还在signals.py
文件中包含了我的 signals.py,所以它可以正常工作。
那么,当用户 model 更新时,如何更新 UserProfileInfo model 呢? 我无法弄清楚这一点,因此我们将不胜感激
def profile_update(request):
if request.method == "POST":
if u_form.is_valid() and p_form.is_valid():
p_form.instance.user=request.user
p_form.instance.first_name=request.user.first_name
p_form.instance.last_name=request.user.last_name
p_form.instance.email=request.user.email
u_form.save()
p_form.save()
return redirect('mainapp:profile')
context = {
'u_form': u_form,
'p_form': p_form,
}
return render(request, 'mainapp/profile_update.html', context)
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