Linda Yang - Intro Django

Pipfile

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+[[source]]
+name = "pypi"
+url = "https://pypi.org/simple"
+verify_ssl = true
+
+[dev-packages]
+
+[packages]
+django = "*"
+python-decouple = "*"
+djangorestframework = "*"
+gunicorn = "*"
+psycopg2-binary = "*"
+dj-database-url = "*"
+whitenoise = "*"
+
+[requires]
+python_version = "3.7"

Procfile

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+web: gunicorn djorg.wsgi --log-file -

djorg/settings.py

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+"""
+Django settings for djorg project.
+
+Generated by 'django-admin startproject' using Django 2.1.4.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/2.1/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/2.1/ref/settings/
+"""
+
+import os
+
+from decouple import config
+import dj_database_url
+from whitenoise import WhiteNoise
+
+# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
+BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/2.1/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = config('SECRET_KEY')
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = config('DEBUG', cast=bool)
+
+ALLOWED_HOSTS = [
+    'localhost', '127.0.0.1', '.herokuapp.com'
+]
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    'notes',
+    'rest_framework',
+    'rest_framework.authtoken',
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+]
+
+MIDDLEWARE = [
+    'django.middleware.security.SecurityMiddleware',
+    'whitenoise.middleware.WhiteNoiseMiddleware',
+    '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 = 'djorg.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [],
+        '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',
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = 'djorg.wsgi.application'
+
+
+# Database
+# https://docs.djangoproject.com/en/2.1/ref/settings/#databases
+
+CORS_ORIGIN_ALLOW_ALL = True
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
+    }
+}
+
+# DATABASES['default'] = dj_database_url.config(default=config('DATABASE_URL'), conn_max_age=600)
+DATABASES['default'] = dj_database_url.config(conn_max_age=600)
+
+
+# Password validation
+# https://docs.djangoproject.com/en/2.1/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
+    },
+]
+
+
+# Internationalization
+# https://docs.djangoproject.com/en/2.1/topics/i18n/
+
+LANGUAGE_CODE = 'en-us'
+
+TIME_ZONE = 'UTC'
+
+USE_I18N = True
+
+USE_L10N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/2.1/howto/static-files/
+
+STATIC_URL = '/static/'
+STATIC_ROOT = os.path.join(BASE_DIR, 'static')
+
+STATICFILES_STORAGE = 'whitenoise.storage.CompressedManifestStaticFilesStorage'
+
+REST_FRAMEWORK = {
+    'DEFAULT_PERMISSION_CLASSES': [
+        'rest_framework.permissions.DjangoModelPermissionsOrAnonReadOnly',
+    ],
+
+    'DEFAULT_AUTHENTICATION_CLASSES': (
+        'rest_framework.authentication.TokenAuthentication',
+    ),
+}

djorg/urls.py

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+"""djorg URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/2.1/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+from django.contrib import admin
+from django.urls import path, include
+
+from rest_framework import routers
+from notes.api import PersonalNoteViewSet
+
+from rest_framework.authtoken import views 
+
+router = routers.DefaultRouter()
+router.register('notes', PersonalNoteViewSet)
+
+urlpatterns = [
+    path('admin/', admin.site.urls),
+    path('api/', include(router.urls)),
+    path('api-token-auth/', views.obtain_auth_token),
+]

djorg/wsgi.py

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+"""
+WSGI config for djorg project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/2.1/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'djorg.settings')
+
+application = get_wsgi_application()

manage.py

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+#!/usr/bin/env python
+import os
+import sys
+
+if __name__ == '__main__':
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'djorg.settings')
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
+    execute_from_command_line(sys.argv)

notes/admin.py

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+from django.contrib import admin
+
+from .models import Note, PersonalNote
+
+class NoteAdmin(admin.ModelAdmin):
+    readonly_fields=('created_at', 'last_modified')
+
+# Register your models here.
+admin.site.register(Note, NoteAdmin)
+admin.site.register(PersonalNote)

notes/api.py

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+from rest_framework import serializers, viewsets
+from .models import PersonalNote
+
+class PersonalNoteSerializer(serializers.HyperlinkedModelSerializer):
+
+    # Inner class nested inside PersonalNoteSerializer
+    class Meta:
+        model = PersonalNote
+        fields = ('title', 'content')
+
+
+    def create(self, validated_data):
+        # import pdb; pdb.set_trace()  # Start the debugger here
+        user = self.context['request'].user
+        note = PersonalNote.objects.create(user=user, **validated_data)
+        return note
+
+class PersonalNoteViewSet(viewsets.ModelViewSet):
+    serializer_class = PersonalNoteSerializer
+    queryset = PersonalNote.objects.none()
+
+    def get_queryset(self):
+        user = self.request.user
+
+        if user.is_anonymous:
+            return PersonalNote.objects.none()
+        else:
+            return PersonalNote.objects.filter(user=user)

notes/apps.py

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+from django.apps import AppConfig
+
+
+class NotesConfig(AppConfig):
+    name = 'notes'