如何更改自定义 Django 用户创建的数据库列 last_login 的名称?
How to change the name of db column last_login created by custom Django user?
我在 Django 中创建了一个自定义用户,并向 UserProfile 模型添加了一些额外的字段。我想保留所有不带下划线的列名,但 last_login 文件是由基本用户创建的。 运行 迁移后,用户 table 中唯一带有下划线的列是 "last_login"。请告知如何将 field/column 名称更改为 "lastlogin"。
models.py 看起来像这样 -
class CustomUserManager(BaseUserManager):
def _create_user(self, username, email, password,
is_staff, is_superuser, **extra_fields):
"""
Creates and saves a User with the given username, email and password.
"""
if not username:
raise ValueError('The given username must be set')
email = self.normalize_email(email)
user = self.model(username=username, email=email,
is_staff=is_staff, is_active=True,
is_superuser=is_superuser, **extra_fields)
user.set_password(password)
user.save(using=self._db)
return user
def create_user(self, username, email=None, password=None,
**extra_fields):
return self._create_user(username, email, password, False, False,
**extra_fields)
def create_superuser(self, username, email, password, **extra_fields):
return self._create_user(username, email, password, True, True,
**extra_fields)
class UserProfile(AbstractBaseUser):
class Meta:
"""
meta class for user role, defining ordering and db table name
"""
ordering = ["name"]
db_table = 'user'
username = models.CharField(max_length=254, unique=True)
name = models.CharField(max_length=254, blank=True)
email = models.EmailField(blank=True, unique=True)
createdon = models.DateTimeField(auto_now_add=True)
updatedon = models.DateTimeField(auto_now=True)
is_active = models.BooleanField(default=True, db_column='status')
is_admin = models.BooleanField(default=False, db_column='isadmin')
is_staff = models.BooleanField(default=False, db_column='isstaff')
is_superuser = models.BooleanField(default=False, db_column='issuperuser')
USERNAME_FIELD = 'username'
REQUIRED_FIELDS = ['email']
objects = CustomUserManager()
def get_full_name(self):
return self.username
def get_short_name(self):
return self.username
我在这个 link 上找到了一个解决方案,并且有效!
def myoverridenmeta(name, bases, adict):
newClass = type(name, bases, adict)
for field in newClass._meta.fields:
if field.attname == 'last_login':
field.column = 'lastlogin'
field.db_column = 'lastlogin'
return newClass
class UserProfile(AbstractBaseUser):
class Meta:
"""
meta class for user role, defining ordering and db table name
"""
ordering = ["name"]
db_table = 'user'
username = models.CharField(max_length=254, unique=True)
name = models.CharField(max_length=254, blank=True)
email = models.EmailField(blank=True, unique=True)
createdon = models.DateTimeField(auto_now_add=True)
updatedon = models.DateTimeField(auto_now=True)
is_active = models.BooleanField(default=True, db_column='status')
is_admin = models.BooleanField(default=False, db_column='isadmin')
is_staff = models.BooleanField(default=False, db_column='isstaff')
is_superuser = models.BooleanField(default=False, db_column='issuperuser')
USERNAME_FIELD = 'username'
REQUIRED_FIELDS = ['email']
objects = CustomUserManager()
def get_full_name(self):
return self.username
def get_short_name(self):
return self.username
__metaclass__ = myoverridenmeta
我在 Django 中创建了一个自定义用户,并向 UserProfile 模型添加了一些额外的字段。我想保留所有不带下划线的列名,但 last_login 文件是由基本用户创建的。 运行 迁移后,用户 table 中唯一带有下划线的列是 "last_login"。请告知如何将 field/column 名称更改为 "lastlogin"。
models.py 看起来像这样 -
class CustomUserManager(BaseUserManager):
def _create_user(self, username, email, password,
is_staff, is_superuser, **extra_fields):
"""
Creates and saves a User with the given username, email and password.
"""
if not username:
raise ValueError('The given username must be set')
email = self.normalize_email(email)
user = self.model(username=username, email=email,
is_staff=is_staff, is_active=True,
is_superuser=is_superuser, **extra_fields)
user.set_password(password)
user.save(using=self._db)
return user
def create_user(self, username, email=None, password=None,
**extra_fields):
return self._create_user(username, email, password, False, False,
**extra_fields)
def create_superuser(self, username, email, password, **extra_fields):
return self._create_user(username, email, password, True, True,
**extra_fields)
class UserProfile(AbstractBaseUser):
class Meta:
"""
meta class for user role, defining ordering and db table name
"""
ordering = ["name"]
db_table = 'user'
username = models.CharField(max_length=254, unique=True)
name = models.CharField(max_length=254, blank=True)
email = models.EmailField(blank=True, unique=True)
createdon = models.DateTimeField(auto_now_add=True)
updatedon = models.DateTimeField(auto_now=True)
is_active = models.BooleanField(default=True, db_column='status')
is_admin = models.BooleanField(default=False, db_column='isadmin')
is_staff = models.BooleanField(default=False, db_column='isstaff')
is_superuser = models.BooleanField(default=False, db_column='issuperuser')
USERNAME_FIELD = 'username'
REQUIRED_FIELDS = ['email']
objects = CustomUserManager()
def get_full_name(self):
return self.username
def get_short_name(self):
return self.username
我在这个 link 上找到了一个解决方案,并且有效!
def myoverridenmeta(name, bases, adict):
newClass = type(name, bases, adict)
for field in newClass._meta.fields:
if field.attname == 'last_login':
field.column = 'lastlogin'
field.db_column = 'lastlogin'
return newClass
class UserProfile(AbstractBaseUser):
class Meta:
"""
meta class for user role, defining ordering and db table name
"""
ordering = ["name"]
db_table = 'user'
username = models.CharField(max_length=254, unique=True)
name = models.CharField(max_length=254, blank=True)
email = models.EmailField(blank=True, unique=True)
createdon = models.DateTimeField(auto_now_add=True)
updatedon = models.DateTimeField(auto_now=True)
is_active = models.BooleanField(default=True, db_column='status')
is_admin = models.BooleanField(default=False, db_column='isadmin')
is_staff = models.BooleanField(default=False, db_column='isstaff')
is_superuser = models.BooleanField(default=False, db_column='issuperuser')
USERNAME_FIELD = 'username'
REQUIRED_FIELDS = ['email']
objects = CustomUserManager()
def get_full_name(self):
return self.username
def get_short_name(self):
return self.username
__metaclass__ = myoverridenmeta