“此字段为必填字段”即使填写了所有输入字段也会持续显示

Question

请帮忙。注册页面一直显示此字段是必需的错误。我是初学者谢谢

模型。派克

来自django。数据库导入模型

从django.contrib.auth.models导入AbstractBaseUser， BaseUserManager

类用户管理器（BaseUserManager）：

def create_user(self, email, username, full_name, password=None):
    if not email:
        raise ValueError("Users must have an email adress")
    if not username:
        raise ValueError("Users must have a username")
    if not password:
        raise ValueError("Users must have a password")
    if not full_name:
        raise ValueError("Users must have a name")
    user = self.model(
        email=self.normalize_email(email), # return lowercase
        username=username,
        full_name=full_name,
    )
    user.set_password(password) # users set password and change password
    user.full_name = full_name
    user.save(using=self._db)# using the default database in settings.py
    return user

def create_superuser(self, email, username, full_name, password=None):
    user = self.create_user(
        email=self.normalize_email(email),  # return lowercase
        username=username,
        full_name=full_name,
        password=password,
    )
    user.is_admin = True
    user.is_staff = True
    user.is_superuser = True
    user.save(using=self._db)  # using the default database in settings.py
    return user

类帐户（AbstractBaseUser）：

email               = models.EmailField(
    verbose_name="email",
    max_length=60,
    unique=True,
)
username            = models.CharField(max_length=30, unique=True)
full_name           = models.CharField(max_length=30, blank=True, null=True)
date_joined         = models.DateTimeField(verbose_name='date joined', auto_now_add=True)
last_login          = models.DateTimeField(verbose_name='last login', auto_now=True)
is_admin            = models.BooleanField(default=False)
is_active           = models.BooleanField(default=True)
is_staff            = models.BooleanField(default=False)
is_superuser        = models.BooleanField(default=False)
profile_image       = models.ImageField(max_length=255, null=True, blank=True, default=default_profile)
hide_email          = models.BooleanField(default=True)

USERNAME_FIELD = "email"
REQUIRED_FIELDS = ["username", "full_name"]

objects = UserManager()   # tie account to my custom user manager

def __str__(self):
    return self.username

# "Does the user have a specific permission?"
def has_perm(self, perm, obj=None):
    return True

# "Does the user have permissions to view the app `app_label`?"
def has_module_perms(self, app_label):
    return True

views.py

来自django。快捷方式导入、渲染、重定向

来自django。contrib。验证导入登录、注销、验证

从account.forms进口注册表格，帐户认证表格

register_view（请求）：

user = request.user
if user.is_authenticated:
    return redirect('home')
if request.method == 'POST':
    form = RegistrationForm(request.POST)
    if form.is_valid():
        form.save()
        email = form.cleaned_data.get('email').lower()
        raw_password = form.cleaned_data.get('password1')
        user = authenticate(email=email, password=raw_password)
        login(request, user)
        return redirect('home')
else:
    form = RegistrationForm()
return render(request, 'account/register.html', {'registration_form': form})

def登录_视图（请求）：

context = {}

user = request.user
if user.is_authenticated:
    return redirect("home")

if request.POST:
    form = AccountAuthenticationForm(request.POST)
    if form.is_valid():
        email = request.POST.get('email')
        password = request.POST.get('password')
        user = authenticate(request, email=email, password=password)
        if user is not None:
            login(request, user)
            return redirect("home")
else:
    form = AccountAuthenticationForm()
    context['login_form'] = form
return render(request, "account/login.html", context)

def注销视图（请求）：注销（请求）返回重定向（“主页”）

表单。py

从django导入表单

来自django。contrib。授权导入获取用户模型

从…起模型导入帐户

来自django。contrib。验证导入验证

User=get\u User\u model（）

班级注册表（forms.ModelForm）：

full_name   = forms.CharField()
email       = forms.EmailField(max_length=60, help_text='Required. Add a valid email address.')
password1   = forms.CharField(widget=forms.PasswordInput)
password2   = forms.CharField(widget=forms.PasswordInput, label='Confirm password')


class Meta:
    model = Account
    fields = (
        'email',
        'username',
        'full_name',
        'password1',
        'password2',
    )

def save(self, commit=True):
    user = super(RegistrationForm, self).save(commit=False)
    user.email = self.cleaned_data.get('email')
    user.username = self.cleaned_data.get('username')
    user.full_name = self.cleaned_data.get('full_name')
    if commit:
        user.save()
    return user

def clean_email(self):
    email = self.cleaned_data.get('email')
    qs = User.objects.filter(email=email)
    if qs.exists():
        raise forms.ValidationError(f"Email {email} is already taken")
    return email

def clean_username(self):
    username = self.cleaned_data.get('username')
    qs = User.objects.filter(username=username)
    if qs.exists():
        raise forms.ValidationError(f"Username {username} is already taken")
    return username

def clean(self):
    data = self.cleaned_data
    password1 = self.cleaned_data.get('password1')
    password2 = self.cleaned_data.get('password2')
    if password2 != password1:
        raise forms.ValidationError("Passwords must match")
    return data

类帐户身份验证窗体。ModelForm）：

password = forms.CharField(label='Password', widget=forms.PasswordInput)

class Meta:
    model = Account
    fields = ('email', 'password')

def clean(self):
    if self.is_valid():
        email = self.cleaned_data.get('email')
        password = self.cleaned_data.get('password')
    if not authenticate(email=email, password=password):
        raise forms.ValidationError("Incorrect username or password")

Answer 1

您的字段html id和名称中很可能有错误，因此表单验证将其注册为空值

Answer 2

问题的原因可能是用户名字段和电子邮件字段被一个使用而另一个使用。

上述代码中有一个示例：

USERNAME_FIELD = "email"
REQUIRED_FIELDS = ["username", "full_name"]

问题可以通过验证和修复这些错误来解决，其中使用电子邮件字段代替用户名字段，反之亦然。