1. Yuji_6523

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    Yuji_6523
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+【メモ】Django カスタムユーザーモデル
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+
+環境
+Python = 3.7.5
+Django = 3.0.3
+
+
+
+Djangoでは、カスタムユーザーモデルの使用を推奨されているので、メモとして今回作成したカスタムユーザーモデル記載します。
+
+最近では、ユーザーIDではなくてEmailアドレスを使用してログインを行うのが主流ですので、Emailアドレスとパスワードを使用して、ログインするようにしました。
+
+参考になれば嬉しいです.
+
+```dir:conf(your_project_name)/settings.py
+
+(省略)
+
+# Application definition
+
+INSTALLED_APPS = [
+ 'django.contrib.admin',
+ 'django.contrib.auth',
+ 'django.contrib.contenttypes',
+ 'django.contrib.sessions',
+ 'django.contrib.messages',
+ 'django.contrib.staticfiles',
+
+ # 追加アプリケーション #
+ 'post.apps.PostConfig',
+ 'accounts.apps.AccountsConfig',
+]
+
+MIDDLEWARE = [
+ 'django.middleware.security.SecurityMiddleware',
+ 'django.contrib.sessions.middleware.SessionMiddleware',
+ 'django.middleware.common.CommonMiddleware',
+ 'django.middleware.csrf.CsrfViewMiddleware',
+ 'django.contrib.auth.middleware.AuthenticationMiddleware',
+ 'django.contrib.messages.middleware.MessageMiddleware',
+ 'django.middleware.clickjacking.XFrameOptionsMiddleware',
+]
+
+ROOT_URLCONF = 'conf.urls'
+
+TEMPLATES = [
+ {
+ 'BACKEND': 'django.template.backends.django.DjangoTemplates',
+ 'DIRS': [os.path.join(BASE_DIR, ('templates'))],
+ 'APP_DIRS': True,
+ 'OPTIONS': {
+ 'context_processors': [
+ 'django.template.context_processors.debug',
+ 'django.template.context_processors.request',
+ 'django.contrib.auth.context_processors.auth',
+ 'django.contrib.messages.context_processors.messages',
+ ],
+ },
+ },
+]
+
+# カスタムユーザーモデルを使用する宣言。 #
+AUTH_USER_MODEL = 'accounts.CustomUser' ←これを追加
+
+WSGI_APPLICATION = 'conf.wsgi.application'
+
+(省略)
+
+```
+
+```dir:accounts/models.py
+from django.db import models
+from django.contrib.auth.models import AbstractBaseUser, BaseUserManager
+
+
+class CustomUserManager(BaseUserManager):
+ def create_user(self, email, username, password, **extra_fields):
+ # Creates and saves a User with the given email, date of birth and password.
+
+ if not email:
+ raise ValueError('Users must have an email address.')
+ if not username:
+ raise ValueError('Users must have a username.')
+
+ email = self.normalize_email(email)
+ user = self.model(
+ email = email,
+ username = username,
+ )
+
+ user.set_password(password)
+ user.save(using=self._db)
+ return user
+
+ def create_superuser(self, email, username, password, **extra_fields):
+ email = self.normalize_email(email)
+ user = self.model(
+ email = email,
+ password = password,
+ username = username,
+ )
+
+ user.is_admin = True
+ user.is_staff = True
+ user.is_superuser = True
+ user.save(using=self._db)
+ return user
+
+
+class CustomUser(AbstractBaseUser):
+ email = models.EmailField('email', max_length=50, unique=True)
+ username = models.CharField('username', max_length=50, unique=True)
+ first_name = models.CharField('first name', max_length=50, blank=True)
+ last_name = models.CharField('last name', max_length=50, blank=True)
+ date_of_birth = models.DateField(null=True, blank=True)
+ date_joined = models.DateTimeField('date joined', auto_now_add=True)
+ last_login = models.DateTimeField('last login', auto_now_add=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)
+
+ # use email to login #
+ USERNAME_FIELD = 'email'
+ # required username for #
+ REQUIRED_FIELDS = ['username']
+
+ # to use CustomUserManager #
+ objects = CustomUserManager()
+
+ def __str__(self):
+ return self.email
+
+ # to have a specific permission? #
+ def has_perm(self, perm, obj=None):
+ return self.is_admin
+
+ # to have permissions to view the app `app_label #
+ def has_module_perms(self, app_label):
+ return True
+```