检查客户年龄是否大于等于18岁的最佳方法是什么?字段的最佳验证方法是什么!你知道吗
我试过一些不同的方法,但都有错误!你知道吗
我在这个网站上或者通过逆向工程Django的UserCreationForm找到了大多数实现
我这样做是“正确的”,但我遗漏了什么,还是有更好的方法?你知道吗
登记表
class AccountCreationForm(forms.ModelForm):
username = forms.CharField(
label='Username',
widget=forms.TextInput(
attrs={
'class': 'form-control',
'placeholder': 'Enter username',
'id': 'registerUsernameInput'
},
),
)
email = forms.EmailField(
label='Email',
widget=forms.TextInput(
attrs={
'class': 'form-control',
'placeholder': 'Enter email',
'id': 'registerEmailInput'
},
),
)
password1 = forms.CharField(
label='Password',
widget=forms.PasswordInput(
attrs={
'class': 'form-control',
'placeholder': 'Enter Password',
'id': 'registerPassword1Input'
},
),
)
password2 = forms.CharField(
label='Confirm Password',
widget=forms.PasswordInput(
attrs={
'class': 'form-control',
'placeholder': 'Confirm Password',
'id': 'registerPassword2Input'
},
),
)
date_born = forms.DateField(
widget=forms.SelectDateWidget(
years=[x for x in range(1940,timezone.now().date().year + 1)],
attrs={
'class': 'form-control',
}
)
)
class Meta:
model = Account
fields = ['username', 'email', 'password1', 'password2', 'date_born']
def save(self, commit=True):
user = super(AccountCreationForm, self).save(commit=False)
user.username = self.cleaned_data.get('username')
user.email = self.clean_email()
user.password = self.clean_password2()
user.date_born = self.clean_date_born()
if commit:
user.save()
return user
def clean_password2(self):
password1 = self.cleaned_data.get('password1')
password2 = self.cleaned_data.get('password2')
if not password2:
raise ValidationError("You must confirm your password")
if password1 != password2:
raise ValidationError("Your passwords do not match")
return password2
def clean_email(self):
email = self.cleaned_data.get('email')
if Account.objects.filter(email=email).exists():
raise ValidationError('Email already exists')
return email
def clean_date_born(self):
date_born = self.cleaned_data.get('date_born')
if timezone.now().date() - date_born < timezone.timedelta(6574):
raise ValidationError('You are under 18.')
return date_born
注册视图
def register_view(request):
# Redirect the user if already logged in
if request.user.is_authenticated:
return redirect('main:homepage')
if request.method == 'GET':
form = AccountCreationForm()
return render(request, 'main/register.html', {'title': 'Register', 'form': form})
if request.method == 'POST':
form = AccountCreationForm(request.POST)
if form.is_valid:
user = form.save()
login(request, user)
return redirect('main:homepage')
messages.error(request, 'Form not valid')
return redirect('main:register')
如果您想验证模型的字段,那么可以使用验证器。 https://docs.djangoproject.com/en/2.2/ref/validators/
或者,如果要验证表单字段,则可以使用以下数据: 在你的表单.py在类中可以定义函数:
根据我的建议,表单级别的验证要好得多。你知道吗
相关问题 更多 >
编程相关推荐