【发布时间】：2020-06-07 07:26:20
【问题描述】：
问题是当我尝试注册时出现此错误：
django.db.utils.IntegrityError: NOT NULL 约束失败：accounts_user.password
我尝试迁移并执行了所有推荐的操作，例如迁移，但没有成功。
这是我的文件
views.py
from django.shortcuts import render
from django.urls import reverse
from django.contrib.auth.decorators import login_required
from django.http import HttpResponse,HttpResponseRedirect
from django.contrib.auth import authenticate,login,logout
from django.views.generic import FormView,TemplateView,ListView
from django.conf import settings
from .forms import RegisterForm
from .models import User
# Create your views here.
#user-login view
def register(request):
registred=False
if request.method=="POST":
user_register=RegisterForm(data=request.POST)
if user_register.is_valid():
username=user_register.cleaned_data.get('username')
email=user_register.cleaned_data.get('email')
password=user_register.cleaned_data.get('password1')
user=User.objects.create(username=username,email=email,password=password)
user.set_password(user.password)
user.save()
registred=True
return HttpResponseRedirect(reverse('index'))
else:
return HttpResponse('there is a problem')
else:
return render(request,'register.html',{'registred':registred,'user_register':RegisterForm})
def user_login(request):
if request.method=='POST':
email=request.POST.get('email')
password=request.POST.get('password')
user=authenticate(email=email,password=password)
if user is not None:
return HttpResponseRedirect(reverse('index'))
else:
return HttpResponse("Account not found")
else:
return render(request,'login.html')
#user-logout view
@login_required
def user_logout(request):
logout(request)
return HttpResponseRedirect(reverse('index'))
#registration view
forms.py：
# accounts.forms.py
from django import forms
from django.contrib.auth.forms import ReadOnlyPasswordHashField
from .models import User
class RegisterForm(forms.ModelForm):
password = forms.CharField(widget=forms.PasswordInput)
password2 = forms.CharField(label='Confirm password', widget=forms.PasswordInput)
class Meta:
model = User
fields = ('email','username','full_name','short_name','password')
def clean_username(self):
username = self.cleaned_data.get('username')
if User.objects.filter(username__iexact=username).exists():
raise forms.ValidationError('This username already exists')
return username
def clean_email(self):
email = self.cleaned_data.get('email')
qs = User.objects.filter(email=email)
if qs.exists():
raise forms.ValidationError("email is taken")
return email
def clean_password2(self):
password1 = self.cleaned_data.get("password1")
password2 = self.cleaned_data.get("password2")
if password1 and password2 and password1 != password2:
raise forms.ValidationError("Passwords don't match")
return password2
class UserAdminCreationForm(forms.ModelForm):
password1 = forms.CharField(label='Password', widget=forms.PasswordInput)
password2 = forms.CharField(label='Password confirmation', widget=forms.PasswordInput)
class Meta:
model = User
fields = ('email',)
def clean_password2(self):
password1 = self.cleaned_data.get("password1")
password2 = self.cleaned_data.get("password2")
if password1 and password2 and password1 != password2:
raise forms.ValidationError("Passwords don't match")
return password2
def save(self, commit=True):
user = super(UserAdminCreationForm, self).save(commit=False)
user.set_password(self.cleaned_data["password1"])
if commit:
user.save()
return user
class UserAdminChangeForm(forms.ModelForm):
password = ReadOnlyPasswordHashField()
class Meta:
model = User
fields = ('email', 'password', 'active', 'admin')
def clean_password(self):
return self.initial["password"]
models.py
# accounts.models.py
from django.db import models
from django.contrib.auth.models import (
BaseUserManager, AbstractBaseUser
)
# accounts.models.py
class UserManager(BaseUserManager):
def create_user(self, email, password=None):
"""
Creates and saves a User with the given email and password.
"""
if not email:
raise ValueError('Users must have an email address')
user = self.model(
email=self.normalize_email(email),
)
user.set_password(password)
user.save(using=self._db)
return user
def create_staffuser(self, email, password):
"""
Creates and saves a staff user with the given email and password.
"""
user = self.create_user(
email,
password=password,
)
user.staff = True
user.save(using=self._db)
return user
def create_superuser(self, email, password):
"""
Creates and saves a superuser with the given email and password.
"""
user = self.create_user(
email,
password=password,
)
user.staff = True
user.admin = True
user.save(using=self._db)
return user
# hook in the New Manager to our Model
class User(AbstractBaseUser):
email = models.EmailField(
verbose_name='email address',
max_length=255,
unique=True,
)
username=models.CharField(default='',unique=True,max_length=50)
full_name=models.CharField(default='',max_length=50)
short_name=models.CharField(default='',max_length=50)
active = models.BooleanField(default=True)
staff = models.BooleanField(default=False) # a admin user; non super-user
admin = models.BooleanField(default=False) # a superuser
# notice the absence of a "Password field", that is built in.
USERNAME_FIELD = 'email'
REQUIRED_FIELDS = [] # Email & Password are required by default.
def get_full_name(self):
# The user is identified by their email address
return self.full_name
def get_short_name(self):
# The user is identified by their email address
return self.short_name
def __str__(self): # __unicode__ on Python 2
return self.email
def has_perm(self, perm, obj=None):
"Does the user have a specific permission?"
# Simplest possible answer: Yes, always
return True
def has_module_perms(self, app_label):
"Does the user have permissions to view the app `app_label`?"
# Simplest possible answer: Yes, always
return True
@property
def is_staff(self):
"Is the user a member of staff?"
return self.staff
@property
def is_admin(self):
"Is the user a admin member?"
return self.admin
@property
def is_active(self):
"Is the user active?"
return self.active
objects = UserManager()
【问题讨论】：
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标签： python django django-models django-forms django-registration