add graphene for graphql support and user app

adds signup and jwt packages for authentication

.gitignore

@@ -1,3 +1,6 @@
-bin/
-lib/
-include/
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+include
+bin
+lib

requirements.txt

@@ -1,2 +1,5 @@
 Django==2.1.5
-psycopg2==2.7.6.1
+psycopg2==2.7.6.1
+graphene-django>=2.0
+PyJWT==1.7.1
+django-graphql-jwt==0.2.0

server/schema.py

@@ -0,0 +1,16 @@
+import graphene
+import users.schema
+import graphql_jwt
+
+class Query(users.schema.Query,
+            graphene.ObjectType):
+  pass
+
+class Mutation( users.schema.Mutation,
+                graphene.ObjectType):
+  token_auth = graphql_jwt.ObtainJSONWebToken.Field()
+  verify_token = graphql_jwt.Verify.Field()
+  refresh_token = graphql_jwt.Refresh.Field()
+  revoke_token = graphql_jwt.Revoke.Field()
+
+schema = graphene.Schema(query=Query, mutation=Mutation)

server/settings.py

@@ -11,6 +11,7 @@
 """
 
 import os
+from datetime import timedelta
 
 # Build paths inside the project like this: os.path.join(BASE_DIR, ...)
 BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
@@ -31,14 +32,36 @@
 # Application definition
 
 INSTALLED_APPS = [
+    'users.apps.UserAppConfig',
+    'app.apps.AppConfig',
+
     'django.contrib.admin',
     'django.contrib.auth',
     'django.contrib.contenttypes',
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'graphene_django',
+]
+
+GRAPHENE = {
+    'SCHEMA': 'server.schema.schema', # Where your Graphene schema lives
+    'MIDDLEWARE': [
+        'graphql_jwt.middleware.JSONWebTokenMiddleware',
+    ],
+}
+
+AUTHENTICATION_BACKENDS = [
+    'graphql_jwt.backends.JSONWebTokenBackend',
+    'django.contrib.auth.backends.ModelBackend',
 ]
 
+GRAPHQL_JWT = {
+    'JWT_VERIFY_EXPIRATION': False,
+    'JWT_EXPIRATION_DELTA': timedelta(minutes=5),
+    'JWT_REFRESH_EXPIRATION_DELTA': timedelta(days=7),
+}
+
 MIDDLEWARE = [
     'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
@@ -84,6 +107,8 @@
     }
 }
 
+AUTH_USER_MODEL = 'users.User'
+
 
 # Password validation
 # https://docs.djangoproject.com/en/2.1/ref/settings/#auth-password-validators

server/urls.py

@@ -15,7 +15,11 @@
 """
 from django.contrib import admin
 from django.urls import path
+from django.conf.urls import url
+from graphene_django.views import GraphQLView
+from django.views.decorators.csrf import csrf_exempt
 
 urlpatterns = [
     path('admin/', admin.site.urls),
+    url(r'^graphql', csrf_exempt(GraphQLView.as_view(graphiql=True))),
 ]

users/admin.py

@@ -0,0 +1,5 @@
+from django.contrib import admin
+from django.contrib.auth.admin import UserAdmin
+from .models import User
+
+admin.site.register(User, UserAdmin)

users/apps.py

@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class UserAppConfig(AppConfig):
+    name = 'users'

users/migrations/0001_initial.py

@@ -0,0 +1,44 @@
+# Generated by Django 2.1.5 on 2019-01-12 23:31
+
+import django.contrib.auth.models
+import django.contrib.auth.validators
+from django.db import migrations, models
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('auth', '0009_alter_user_last_name_max_length'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='User',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('password', models.CharField(max_length=128, verbose_name='password')),
+                ('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
+                ('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
+                ('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')),
+                ('first_name', models.CharField(blank=True, max_length=30, verbose_name='first name')),
+                ('last_name', models.CharField(blank=True, max_length=150, verbose_name='last name')),
+                ('email', models.EmailField(blank=True, max_length=254, verbose_name='email address')),
+                ('is_staff', models.BooleanField(default=False, help_text='Designates whether the user can log into this admin site.', verbose_name='staff status')),
+                ('is_active', models.BooleanField(default=True, help_text='Designates whether this user should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
+                ('date_joined', models.DateTimeField(default=django.utils.timezone.now, verbose_name='date joined')),
+                ('groups', models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', related_query_name='user', to='auth.Group', verbose_name='groups')),
+                ('user_permissions', models.ManyToManyField(blank=True, help_text='Specific permissions for this user.', related_name='user_set', related_query_name='user', to='auth.Permission', verbose_name='user permissions')),
+            ],
+            options={
+                'verbose_name': 'user',
+                'verbose_name_plural': 'users',
+                'abstract': False,
+            },
+            managers=[
+                ('objects', django.contrib.auth.models.UserManager()),
+            ],
+        ),
+    ]

users/models.py

@@ -0,0 +1,5 @@
+from django.db import models
+from django.contrib.auth.models import AbstractUser
+
+class User(AbstractUser):
+  pass

users/schema.py

@@ -0,0 +1,41 @@
+import graphene
+from graphene_django.types import DjangoObjectType
+from users.models import User
+from graphql import GraphQLError
+from graphql_jwt.decorators import login_required
+
+class UserType(DjangoObjectType):
+  class Meta:
+    model = User
+
+class Query(graphene.ObjectType):
+  user = graphene.Field(
+    UserType,
+    description='Return Current User\'s Information'
+  )
+
+  @login_required
+  def resolve_user(self, info):
+    return info.context.user
+
+
+
+class SignUp(graphene.Mutation):
+  class Arguments:
+    email = graphene.String(required=True)
+    password = graphene.String(required=True)
+
+  user = graphene.Field(UserType)
+
+  def mutate(self, info, email, password):
+    try:
+      user = User.objects.create_user(email, email, password)
+      user.save()
+      return SignUp(user)
+    except:
+      raise GraphQLError('Something went wrong while creating user')
+
+class Mutation(graphene.ObjectType):
+  signup = SignUp.Field()
+
+

users/tests.py

@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.

users/views.py

@@ -0,0 +1,3 @@
+from django.shortcuts import render
+
+# Create your views here.