sp_py230 lesson7 activity, django Completed

blogging/admin.py

@@ -1,6 +1,6 @@
+# blogging/admin.py
 from django.contrib import admin
 from blogging.models import Post, Category
 
-
 admin.site.register(Post)
 admin.site.register(Category)

blogging/migrations/0001_initial.py

@@ -1,4 +1,4 @@
-# Generated by Django 2.1.1 on 2019-10-29 01:39
+# Generated by Django 2.1.5 on 2020-09-23 19:38
 
 from django.conf import settings
 from django.db import migrations, models

blogging/migrations/0002_category.py

@@ -1,4 +1,4 @@
-# Generated by Django 2.1.1 on 2019-11-05 03:35
+# Generated by Django 2.1.5 on 2020-09-28 20:10
 
 from django.db import migrations, models
 

blogging/models.py

@@ -1,4 +1,4 @@
-from django.db import models
+from django.db import models  # <-- This is already in the file
 from django.contrib.auth.models import User
 
 class Post(models.Model):
@@ -12,13 +12,16 @@ class Post(models.Model):
     def __str__(self):
         return self.title
 
+
 class Category(models.Model):
+    pass
     name = models.CharField(max_length=128)
     description = models.TextField(blank=True)
     posts = models.ManyToManyField(Post, blank=True, related_name='categories')
 
+    def __str__(self):
+            return self.name
+
     class Meta:
-        verbose_name_plural = 'Categories'
+        verbose_name_plural = 'Categories' 
 
-    def __str__(self):
-        return self.name

blogging/tests.py

@@ -20,7 +20,6 @@ def test_string_representation(self):
         actual = str(p1)
         self.assertEqual(expected, actual)
 
-
 class CategoryTestCase(TestCase):
 
     def test_string_representation(self):

blogging/urls.py

@@ -1,7 +1,12 @@
 from django.urls import path
-from blogging.views import list_view, detail_view
+
+from blogging.views import stub_view, list_view, detail_view
 
 urlpatterns = [
+###    path('', stub_view, name="blog_index"),
     path('', list_view, name="blog_index"),
+###    path('posts/<int:post_id>/', stub_view, name="blog_detail"),
     path('posts/<int:post_id>/', detail_view, name="blog_detail"),
 ]
+
+

blogging/views.py

@@ -1,9 +1,26 @@
 from django.shortcuts import render
+from blogging.models import Post, Category
 from django.http import HttpResponse, HttpResponseRedirect, Http404
 from django.template import loader
 
-from blogging.models import Post
 
+def stub_view(request, *args, **kwargs):
+    body = "Stub View\n\n"
+    if args:
+        body += "Args:\n"
+        body += "\n".join(["\t%s" % a for a in args])
+    if kwargs:
+        body += "Kwargs:\n"
+        body += "\n".join(["\t%s: %s" % i for i in kwargs.items()])
+    return HttpResponse(body, content_type="text/plain")
+
+def list_view(request):
+    published = Post.objects.exclude(published_date__exact=None)
+    posts = published.order_by('-published_date')
+    template = loader.get_template('blogging/list.html')
+    context = {'posts': posts}
+    body = template.render(context)
+    return HttpResponse(body, content_type="text/html")
 
 def detail_view(request, post_id):
     published = Post.objects.exclude(published_date__exact=None)
@@ -12,11 +29,4 @@ def detail_view(request, post_id):
     except Post.DoesNotExist:
         raise Http404
     context = {'post': post}
-    return render(request, 'blogging/detail.html', context)
-
-
-def list_view(request):
-    published = Post.objects.exclude(published_date__exact=None)
-    posts = published.order_by('-published_date')
-    context = {'posts': posts}
-    return render(request, 'blogging/list.html', context)
+    return render(request, 'blogging/detail.html', context)

goDjangoSrvStart.bat

@@ -0,0 +1,2 @@
+
+start python manage.py runserver

mysite/settings.py

@@ -20,7 +20,7 @@
 # See https://docs.djangoproject.com/en/2.1/howto/deployment/checklist/
 
 # SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = 'xak=ca*e6hvh8q5hgfz5l9ees)_pxjif0)ui!ikifg4!enjk+7'
+SECRET_KEY = 'zn5wbhnx97(^r(_l-8hg^s)kw4hr@f6fz=4+l2or423&+zgw7r'
 
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
@@ -56,7 +56,7 @@
 TEMPLATES = [
     {
         'BACKEND': 'django.template.backends.django.DjangoTemplates',
-        'DIRS': [os.path.join(BASE_DIR, 'mysite/templates')],
+        'DIRS': [os.path.join(BASE_DIR, 'mysite/templates')],        
         'APP_DIRS': True,
         'OPTIONS': {
             'context_processors': [

mysite/templates/base.html

@@ -6,7 +6,7 @@
     <link type="text/css" rel="stylesheet" href="{% static 'django_blog.css' %}">
   </head>
   <body>
-    <div id="header">  {# header begins here #}
+      <div id="header">  {# header begins here #}
       <ul id="control-bar">
       {% if user.is_authenticated %}
         {% if user.is_staff %}<li><a href="{% url 'admin:index' %}">admin</a></li>{% endif %}
@@ -15,7 +15,7 @@
           <li><a href="{% url 'login' %}">login</a></li>
         {% endif %}
        </ul>
-     </div>              {# header ends here #}
+    </div>              {# header ends here #}
     <div id="container">
       <div id="content">
       {% block content %}

mysite/urls.py

@@ -1,26 +1,14 @@
-"""mysite 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 django.urls import path, include  # <-- Make sure you have both of these imports.
+
 from django.contrib.auth.views import LoginView, LogoutView
 
 
 urlpatterns = [
-    path('', include('blogging.urls')),
-    path('polling/', include('polling.urls')),
+    path('', include('blogging.urls')),  # <-- add this
+    path('polling/', include('polling.urls')),  # <-- Add this
+    path('blogging/', include('blogging.urls')),  # <-- Add this
     path('admin/', admin.site.urls),
     path('login/', LoginView.as_view(template_name='login.html'), name="login"),
     path('logout/', LogoutView.as_view(next_page='/'), name="logout"),

polling/admin.py

@@ -1,3 +1,4 @@
+# blogging/admin.py
 from django.contrib import admin
 from polling.models import Poll
 

polling/migrations/0001_initial.py

@@ -1,4 +1,4 @@
-# Generated by Django 2.1.1 on 2019-10-29 01:24
+# Generated by Django 2.1.1 on 2020-09-23 14:25
 
 from django.db import migrations, models
 

polling/models.py

@@ -1,3 +1,4 @@
+# blogging/models.py
 from django.db import models
 
 class Poll(models.Model):

polling/templates/polling/list.html

@@ -1,3 +1,5 @@
+{# polling/templates/polling/list.html #}
+
 {% extends "base.html" %}
 {% block content %}
 <h1>Polls</h1>

polling/urls.py

@@ -1,3 +1,5 @@
+# polling/urls.py
+
 from django.urls import path
 from polling.views import list_view, detail_view
 

readmeSetupSteps.txt

@@ -0,0 +1,107 @@
+
+rmvirtualenv djangoenv			;***MMM only if already exists
+mkvirtualenv djangoenv
+pip install django==2.1.5		;***MMM DO NOT USE 2.1.1 THROWS EXCEPTIONS
+
+django-admin help
+django-admin startproject mysite
+cd mysite
+python manage.py runserver		; start django
+open a browser url = localhost:8000	; test
+python manage.py migrate		; create the database (see section in mysite\settings.py)
+dir					; note the db.sqlite3 db is created
+winpty python manage.py createsuperuser		; create a superuser to admin the db
+	user = mike
+	password = Password1!
+python manage.py startapp polling	; create a polling app
+dir					; note the polling created app folder
+edit mysite\settings
+	section: INSTALL_APPS
+			add your polling app to the bottom of the list
+			'polling',	; ***MMM be sure to include the single quotes
+git init
+
+create the overall site web templates
+mkdir mysite\templates
+edit mysite\templates\base.html		; ref the video for the code
+edit mysite\settings.py			; add 'DIRS': [os.path.join(BASE_DIR, 'mysite/templates')],        
+
+edit mysite\polling\models.py		; ref the video
+python manage.py makemigrations		; migrate the changes to the db
+python manage.py migrate
+edit mysite\polling\admin.py		; register the poll model
+start python manage.py runserver	;  # Then visit http://localhost:8000/admin/
+mkdir mysite\polling\templates\polling	; we create polling view templates under our polling app
+edit mysite\polling\templates\polling\list.html		; create template, ref the video
+edit mysite\polling\templates\polling\detail.html	; create template, ref the video
+edit mysite\polling\views.py		; add the view for the template, ref the video
+edit mysite\urls.py			; define the route to your top level site in urlpatterns, see the video
+edit mysite\polling\urls.py		; routes for the polling app
+start python manage.py runserver	;  # Then visit http://localhost:8000/polling/
+
+python manage.py startapp blogging	; create the blogging app
+edit mysite\settings
+	section: INSTALL_APPS
+			add your polling app to the bottom of the list
+			'blogging',	; ***MMM be sure to include the single quotes
+python manage.py makemigrations blogging	; migrate the table changes to the db for blogging
+python manage.py migrate			; update the db
+
+- using the django shell to test interactively
+python manage.py shell
+from blogging.models import Post
+from django.contrib.auth.models import User
+all_users = User.objects.all()
+p2 = Post(title="Another post",
+            text="The second one created",
+            author=all_users[0]).save()
+p3 = Post(title="The third one",
+            text="With the word 'heffalump'",
+            author=all_users[0]).save()
+p4 = Post(title="Posters are a great decoration",
+            text="When you are a poor college student",
+            author=all_users[0]).save()
+Post.objects.count()
+
+- the blogging app via admin
+edit mysite\blogging\admin.py		; ref the video
+python manage.py runserver		; start django
+
+------------------
+lesson 7 activity
+
+edit blogging/models.py			; per lesson, ie add Category class
+python manage.py makemigrations		; comit to the model using migrations
+python manage.py migrate		; comit to the db
+edit blogging/admin.py			; add Category
+python manage.py runserver
+http://localhost:8000/admin		; test categories appears in admin
+edit tests.py				; test give a name to the displayed category
+python manage.py test blogging		; one test will fail
+edit blogging/models.py			; per lesson
+retest					; verify categories, and name appears
+edit blogging/views.py			; per lesson
+edit blogging/url.conf			; per lesson
+add this to misite/misite/urls.py	; path('', include('blogging.urls')),
+edit blogging/tests.py			; per lesson add test_list_only_published
+edit blogging/templates/blogging/list.html	; per lesson, list html
+edit blogging/view.html			; per lesson, add list view
+edit blogging/templates/blogging/detail.html	; per lesson, detail html
+edit blogging/detail.html			; per lesson, add detail view
+edit blogging/templates/blogging/list.html	; per lesson, 4 tests run successfully
+edit mysite/templates/base.html			; per lesson, static files, css
+edit mysite/templates/login.html		; per lesson, for login
+edit mysite/mysite/urls.py			; per lesson, for login, logout
+http://localhost:8000/admin		; test login page
+
+
+
+
+
+
+
+
+
+
+
+

requirements.txt

@@ -1,2 +1,2 @@
-Django==2.1.1
+Django==2.1.5
 pytz==2019.3

test_results_blogging.txt

@@ -0,0 +1,8 @@
+....
+----------------------------------------------------------------------
+Ran 4 tests in 0.124s
+
+OK
+Creating test database for alias 'default'...
+System check identified no issues (0 silenced).
+Destroying test database for alias 'default'...