feat: added registration and login

.vscode/launch.json

@@ -1,5 +1,18 @@
 {
  "configurations": [
+ {
+ "name": "Python Debugger: Django",
+ "type": "debugpy",
+ "request": "launch",
+ "preLaunchTask": "docker-compose: dependencies up",
+ "program": "${workspaceFolder}/backend/manage.py",
+ "args": [
+ "runserver"
+ ],
+ "django": true,
+ "autoStartBrowser": false,
+ "justMyCode": false
+ },
  {
  "name": "Docker: Python - Django",
  "type": "docker",
@@ -16,4 +29,4 @@
  }
  }
  ]
-}
+}

.vscode/settings.json

@@ -0,0 +1,8 @@
+{
+ "python.envFile": "${workspaceFolder}/env/local.env",
+ "python.testing.pytestArgs": [
+ "."
+ ],
+ "python.testing.unittestEnabled": false,
+ "python.testing.pytestEnabled": true
+}

.vscode/tasks.json

@@ -47,7 +47,7 @@
  "dockerRun": {
  "image": "ghcr.io/akay7/socialnetwork",
  "envFiles": [
- "env/dev.env"
+ "${workspaceFolder}/env/dev.env"
  ],
  "network": "socialnetwork_default",
  "volumes": [{

backend/social_network/settings.py

@@ -42,9 +42,17 @@
  "django.contrib.sessions",
  "django.contrib.messages",
  "django.contrib.staticfiles",
+ "django.contrib.sites",
+ # 3rd party
  "rest_framework",
  "drf_spectacular",
  "drf_spectacular_sidecar", # required for Django collectstatic discovery
+ "allauth",
+ "allauth.account",
+ "allauth.socialaccount",
+ "dj_rest_auth",
+ "dj_rest_auth.registration",
+ # local
  "user",
 ]
 
@@ -56,6 +64,8 @@
  "django.contrib.auth.middleware.AuthenticationMiddleware",
  "django.contrib.messages.middleware.MessageMiddleware",
  "django.middleware.clickjacking.XFrameOptionsMiddleware",
+ # 3rd party
+ "allauth.account.middleware.AccountMiddleware",
 ]
 
 ROOT_URLCONF = "social_network.urls"
@@ -78,6 +88,7 @@
 
 WSGI_APPLICATION = "social_network.wsgi.application"
 
+SITE_ID = 1
 
 # Database
 # https://docs.djangoproject.com/en/5.0/ref/settings/#databases
@@ -141,6 +152,10 @@
 
 REST_FRAMEWORK = {
  "DEFAULT_SCHEMA_CLASS": "drf_spectacular.openapi.AutoSchema",
+ "DEFAULT_AUTHENTICATION_CLASSES": (
+ # 'rest_framework.authentication.SessionAuthentication',
+ "rest_framework_simplejwt.authentication.JWTAuthentication",
+ ),
 }
 
 
@@ -151,5 +166,26 @@
  "SWAGGER_UI_DIST": "SIDECAR", # shorthand to use the sidecar instead
  "SWAGGER_UI_FAVICON_HREF": "SIDECAR",
  "REDOC_DIST": "SIDECAR",
- # OTHER SETTINGS
 }
+
+
+# Dj-rest-auth
+# https:/iMerica/dj-rest-auth
+# https://dj-rest-auth.readthedocs.io/en/latest/configuration.html
+
+REST_AUTH = {
+ "USE_JWT": True,
+ "JWT_AUTH_HTTPONLY": False,
+ "TOKEN_MODEL": None,
+ "REGISTER_SERIALIZER": "user.serializers.EmailRegisterSerializer",
+}
+
+
+# Django-allauth
+# https://docs.allauth.org/en/latest/account/advanced.html
+
+ACCOUNT_USER_MODEL_USERNAME_FIELD = None
+ACCOUNT_EMAIL_REQUIRED = True
+ACCOUNT_USERNAME_REQUIRED = False
+ACCOUNT_AUTHENTICATION_METHOD = "email"
+ACCOUNT_UNIQUE_EMAIL = True

backend/social_network/urls.py

@@ -23,7 +23,9 @@
  SpectacularRedocView,
  SpectacularSwaggerView,
 )
-
+from rest_framework_simplejwt.views import (
+ TokenRefreshView,
+)
 from user.views import UserViewSet
 
 
@@ -33,7 +35,12 @@
 
 urlpatterns = [
  path("api/", include(router.urls)),
+ path("api/", include("dj_rest_auth.urls")),
+ path("api/registration/", include("dj_rest_auth.registration.urls")),
+ path("api/token/refresh/", TokenRefreshView.as_view(), name="token_refresh"),
+ # auth via drf api
  path("api-auth/", include("rest_framework.urls")),
+ # docs
  path("api/schema/", SpectacularAPIView.as_view(), name="schema"),
  path(
  "api/schema/swagger-ui/",
@@ -45,5 +52,6 @@
  SpectacularRedocView.as_view(url_name="schema"),
  name="redoc",
  ),
+ # admin
  path("admin/", admin.site.urls),
 ]

backend/user/migrations/0001_initial.py

@@ -1,8 +1,7 @@
-# Generated by Django 5.0.6 on 2024-06-05 09:00
+# Generated by Django 5.0.6 on 2024-06-06 03:01
 
-import django.contrib.auth.models
-import django.contrib.auth.validators
 import django.utils.timezone
+import user.models
 import uuid
 from django.db import migrations, models
 
@@ -34,18 +33,12 @@ class Migration(migrations.Migration):
  ),
  ),
  (
- "username",
- models.CharField(
- error_messages={
- "unique": "A user with that username already exists."
- },
- help_text="Required. 150 characters or fewer. Letters, digits and @/./+/-/_ only.",
- max_length=150,
- unique=True,
- validators=[
- django.contrib.auth.validators.UnicodeUsernameValidator()
- ],
- verbose_name="username",
+ "id",
+ models.UUIDField(
+ default=uuid.uuid4,
+ editable=False,
+ primary_key=True,
+ serialize=False,
  ),
  ),
  (
@@ -63,7 +56,7 @@ class Migration(migrations.Migration):
  (
  "email",
  models.EmailField(
- blank=True, max_length=254, verbose_name="email address"
+ max_length=254, unique=True, verbose_name="email address"
  ),
  ),
  (
@@ -88,15 +81,6 @@ class Migration(migrations.Migration):
  default=django.utils.timezone.now, verbose_name="date joined"
  ),
  ),
- (
- "id",
- models.UUIDField(
- default=uuid.uuid4,
- editable=False,
- primary_key=True,
- serialize=False,
- ),
- ),
  (
  "groups",
  models.ManyToManyField(
@@ -121,12 +105,10 @@ class Migration(migrations.Migration):
  ),
  ],
  options={
- "verbose_name": "user",
- "verbose_name_plural": "users",
  "abstract": False,
  },
  managers=[
- ("objects", django.contrib.auth.models.UserManager()),
+ ("objects", user.models.UserManager()),
  ],
  ),
  ]

backend/user/models.py

@@ -1,8 +1,72 @@
 import uuid
 
 from django.db import models
-from django.contrib.auth.models import AbstractUser
+from django.contrib.auth.hashers import make_password
+from django.contrib.auth.models import PermissionsMixin
+from django.contrib.auth.base_user import AbstractBaseUser, BaseUserManager
+from django.utils import timezone
+from django.utils.translation import gettext_lazy as _
 
 
-class User(AbstractUser):
+class UserManager(BaseUserManager):
+ use_in_migrations = True
+
+ def _create_user(self, email, password, **extra_fields):
+ """Create and save a user with the given email, and
+ password.
+ """
+ if not email:
+ raise ValueError("The given email must be set")
+
+ email = self.normalize_email(email)
+ user = self.model(email=email, **extra_fields)
+ user.password = make_password(password)
+ user.save(using=self._db)
+ return user
+
+ def create_user(self, email, password=None, **extra_fields):
+ extra_fields.setdefault("is_staff", False)
+ extra_fields.setdefault("is_superuser", False)
+ return self._create_user(email, password, **extra_fields)
+
+ def create_superuser(self, email=None, password=None, **extra_fields):
+ extra_fields.setdefault("is_staff", True)
+ extra_fields.setdefault("is_superuser", True)
+
+ if extra_fields.get("is_staff") is not True:
+ raise ValueError("Superuser must have is_staff=True.")
+ if extra_fields.get("is_superuser") is not True:
+ raise ValueError("Superuser must have is_superuser=True.")
+
+ return self._create_user(email, password, **extra_fields)
+
+ def get_by_natural_key(self, username):
+ return self.get(**{f"{self.model.USERNAME_FIELD}__iexact": username})
+
+
+class User(AbstractBaseUser, PermissionsMixin):
  id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
+ first_name = models.CharField(_("first name"), max_length=150, blank=True)
+ last_name = models.CharField(_("last name"), max_length=150, blank=True)
+ email = models.EmailField(_("email address"), unique=True)
+ is_staff = models.BooleanField(
+ _("staff status"),
+ default=False,
+ help_text=_("Designates whether the user can log into this admin site."),
+ )
+ is_active = models.BooleanField(
+ _("active"),
+ default=True,
+ help_text=_(
+ "Designates whether this user should be treated as active. "
+ "Unselect this instead of deleting accounts."
+ ),
+ )
+ date_joined = models.DateTimeField(_("date joined"), default=timezone.now)
+
+ objects = UserManager()
+
+ EMAIL_FIELD = "email"
+ USERNAME_FIELD = "email"
+
+ objects = UserManager()

backend/user/serializers.py

@@ -1,4 +1,5 @@
 from rest_framework import serializers
+from dj_rest_auth.registration.serializers import RegisterSerializer
 
 from .models import User
 
@@ -11,3 +12,12 @@ class Meta:
  "first_name",
  "last_name",
  ]
+
+
+class EmailRegisterSerializer(RegisterSerializer):
+ username = None
+
+ def validate_email(self, email):
+ if User.objects.filter(email__iexact=email).exists():
+ raise serializers.ValidationError("This email is already in use.")
+ return super().validate_email(email)

backend/user/tests.py

@@ -1 +1,69 @@
-# Create your tests here.
+import pytest
+
+
+@pytest.fixture
+def email():
+ return "[email protected]"
+
+
+@pytest.fixture
+def password():
+ return "safe11password"
+
+
+@pytest.fixture
+def user(django_user_model, email, password):
+ return django_user_model.objects.create_user(email=email, password=password)
+
+
+@pytest.mark.django_db
+def test_can_register_user(django_user_model, client, email, password):
+ user_qty = django_user_model.objects.count()
+
+ response = client.post(
+ "/api/registration/",
+ {
+ "email": email,
+ "password1": password,
+ "password2": password,
+ },
+ )
+
+ assert response.status_code == 201
+ assert django_user_model.objects.count() == user_qty + 1
+
+
+def test_can_login_as_user(user, client, email, password):
+ response = client.post("/api/login/", {"email": email, "password": password})
+
+ assert response.status_code == 200
+ assert response.data["access"]
+ assert response.data["refresh"]
+
+
+def test_can_login_with_email_in_different_case(user, client, email, password):
+ assert email != email.upper()
+
+ response = client.post(
+ "/api/login/", {"email": email.upper(), "password": password}
+ )
+
+ assert response.status_code == 200
+ assert response.data["access"]
+ assert response.data["refresh"]
+
+
+def test_cant_register_with_email_in_different_case(user, client, password):
+ assert user.email != user.email.upper()
+
+ response = client.post(
+ "/api/registration/",
+ {
+ "email": user.email.upper(),
+ "password1": password,
+ "password2": password,
+ },
+ )
+
+ assert response.status_code == 400
+ assert response.data["email"]

compose.debug.yml

@@ -8,6 +8,8 @@ services:
  ports:
  - 8000:8000
  - 5678:5678
+ env_file:
+ - env/dev.env
 
  social-network-postgres:
  image: postgres:16