Migrate to Django v5.0.2 (#137)

* Add migration

* Update Python to 5.0.2

* Add generated template info across

* Ran format on settings.py

* Fix up logout form

* Fix typo in create Bookinstance

* Fix up name of bookinstances to copies

* Improve layout of layout form

* move import libraries to right place

* Update bootstrap used

* Add unique constraints

* Genre function ordering to match text

* Improve the All Bookinstances rendering  - not in doc so can do

* Update requirements to latest

* Update urls.py - fix up 4.2 URL to 5.0

---------

Co-authored-by: Brian Thomas Smith <brian@smith.berlin>

catalog/migrations/0026_alter_book_author_alter_genre_name_and_more.py

@@ -0,0 +1,29 @@
+# Generated by Django 5.0.2 on 2024-02-23 01:19
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('catalog', '0025_auto_20220222_0623'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='book',
+            name='author',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.RESTRICT, to='catalog.author'),
+        ),
+        migrations.AlterField(
+            model_name='genre',
+            name='name',
+            field=models.CharField(help_text='Enter a book genre (e.g. Science Fiction, French Poetry etc.)', max_length=200, unique=True),
+        ),
+        migrations.AlterField(
+            model_name='language',
+            name='name',
+            field=models.CharField(help_text="Enter the book's natural language (e.g. English, French, Japanese etc.)", max_length=200, unique=True),
+        ),
+    ]

catalog/models.py

@@ -3,7 +3,8 @@
 # Create your models here.
 
 from django.urls import reverse  # To generate URLS by reversing URL patterns
-
+from django.db.models import UniqueConstraint
+from django.db.models.functions import Lower
 
 class Genre(models.Model):
     """Model representing a book genre (e.g. Science Fiction, Non Fiction)."""
@@ -13,14 +14,22 @@ class Genre(models.Model):
         help_text="Enter a book genre (e.g. Science Fiction, French Poetry etc.)"
     )
 
-    def get_absolute_url(self):
-        """Returns the url to access a particular genre instance."""
-        return reverse('genre-detail', args=[str(self.id)])
-
     def __str__(self):
         """String for representing the Model object (in Admin site etc.)"""
         return self.name
 
+    def get_absolute_url(self):
+        """Returns the url to access a particular genre instance."""
+        return reverse('genre-detail', args=[str(self.id)])
+
+    class Meta:
+        constraints = [
+            UniqueConstraint(
+                Lower('name'),
+                name='genre_name_case_insensitive_unique',
+                violation_error_message = "Genre already exists (case insensitive match)"
+            ),
+        ]
 
 class Language(models.Model):
     """Model representing a Language (e.g. English, French, Japanese, etc.)"""
@@ -36,6 +45,14 @@ def __str__(self):
         """String for representing the Model object (in Admin site etc.)"""
         return self.name
 
+    class Meta:
+        constraints = [
+            UniqueConstraint(
+                Lower('name'),
+                name='language_name_case_insensitive_unique',
+                violation_error_message = "Language already exists (case insensitive match)"
+            ),
+        ]
 
 class Book(models.Model):
     """Model representing a book (but not a specific copy of a book)."""

catalog/static/css/styles.css

@@ -4,3 +4,11 @@
     list-style: none;
 }
 
+#logout-form {
+  display: inline;
+}
+#logout-form button {
+  padding: 0;
+  margin: 0;
+}
+

catalog/templates/base_generic.html

@@ -5,8 +5,7 @@
   {% block title %}<title>Local Library</title>{% endblock %}
   <meta charset="utf-8">
   <meta name="viewport" content="width=device-width, initial-scale=1">
-  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-T3c6CoIi6uLrA9TneNEoa7RxnatzjcDSCmG1MXxSR1GAsXEV/Dwwykc2MPK8M2HN" crossorigin="anonymous">
-
+  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-QWTKZyjpPEjISv5WaRU9OFeRpok6YctnYmDr5pNlyT2bRjXh0JMhjY6hW+ALEwIH" crossorigin="anonymous">
   <!-- Add additional CSS in static file -->
   {% load static %}
   <link rel="stylesheet" href="{% static 'css/styles.css' %}">
@@ -31,7 +30,12 @@
    {% if user.is_authenticated %}
      <li>User: {{ user.get_username }}</li>
      <li><a href="{% url 'my-borrowed' %}">My borrowed</a></li>
-     <li><a href="{% url 'logout'%}?next={{request.path}}">Logout</a></li>
+     <li>
+       <form id="logout-form" method="post" action="{% url 'admin:logout' %}">
+         {% csrf_token %}
+         <button type="submit" class="btn btn-link">Logout</button>
+       </form>
+    </li>
    {% else %}
      <li><a href="{% url 'login'%}?next={{request.path}}">Login</a></li>
    {% endif %}
@@ -55,10 +59,10 @@
      <li><a href="{% url 'book-create' %}">Create book</a></li>
    {% endif %}
    {% if perms.catalog.add_bookinstance %}
-     <li><a href="{% url 'bookinstance-create' %}">create BookInstance</a></li>
+     <li><a href="{% url 'bookinstance-create' %}">Create copy of book</a></li>
    {% endif %}
    </ul>
-   {% endif %} 
+   {% endif %}
 
 {% endblock %}
   </div>

catalog/templates/catalog/bookinstance_list.html

@@ -6,7 +6,11 @@ <h1>Book Copies in Library</h1>
     <ul>
       {% for bookinst in bookinstance_list %}
       <li class="{% if bookinst.is_overdue %}text-danger{% endif %}">
-        <a href="{% url 'bookinstance-detail' bookinst.pk %}">{{bookinst.book.title}}</a> ({{ bookinst.due_back }}) {% if user.is_staff %}- {{ bookinst.borrower }}{% endif %} {% if perms.catalog.can_mark_returned %}- <a href="{% url 'renew-book-librarian' bookinst.id %}">Renew</a>  {% endif %}
+        <a href="{% url 'bookinstance-detail' bookinst.pk %}">{{bookinst.book.title}}</a> ({{ bookinst.get_status_display }})
+        {% if bookinst.status != 'a' %}: {{ bookinst.due_back }} {% endif %}
+        {% if bookinst.status == 'o' %}
+          {% if user.is_staff %}- {{ bookinst.borrower }}{% endif %} {% if perms.catalog.can_mark_returned %}- <a href="{% url 'renew-book-librarian' bookinst.id %}">Renew</a> {% endif %}
+        {% endif %}
       </li>
       {% empty %}
       <li>There are no book copies available.</li>

locallibrary/asgi.py

@@ -0,0 +1,16 @@
+"""
+ASGI config for locallibrary project.
+
+It exposes the ASGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/5.0/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'locallibrary.settings')
+
+application = get_asgi_application()

locallibrary/settings.py

@@ -1,13 +1,13 @@
 """
 Django settings for locallibrary project.
 
-Generated by 'django-admin startproject' using Django 4.2.3.
+Generated by 'django-admin startproject' using Django 5.0.2.
 
 For more information on this file, see
-https://docs.djangoproject.com/en/4.2/topics/settings/
+https://docs.djangoproject.com/en/5.0/topics/settings/
 
 For the full list of settings and their values, see
-https://docs.djangoproject.com/en/4.2/ref/settings/
+https://docs.djangoproject.com/en/5.0/ref/settings/
 """
 
 from pathlib import Path
@@ -17,27 +17,29 @@
 
 
 # Add support for env variables from file if defined
-import os
 from dotenv import load_dotenv
+import os
 env_path = load_dotenv(os.path.join(BASE_DIR, '.env'))
 load_dotenv(env_path)
 
 # Quick-start development settings - unsuitable for production
-# See https://docs.djangoproject.com/en/4.2/howto/deployment/checklist/
+# See https://docs.djangoproject.com/en/5.0/howto/deployment/checklist/
 
 # SECURITY WARNING: keep the secret key used in production secret!
 # SECRET_KEY = 'django-insecure-&psk#na5l=p3q8_a+-$4w1f^lt3lx1c@d*p4x$ymm_rn7pwb87'
-SECRET_KEY = os.environ.get('DJANGO_SECRET_KEY', 'django-insecure-&psk#na5l=p3q8_a+-$4w1f^lt3lx1c@d*p4x$ymm_rn7pwb87')
+SECRET_KEY = os.environ.get(
+    'DJANGO_SECRET_KEY', 'django-insecure-&psk#na5l=p3q8_a+-$4w1f^lt3lx1c@d*p4x$ymm_rn7pwb87')
 
 # SECURITY WARNING: don't run with debug turned on in production!
-#DEBUG = True
-DEBUG = os.environ.get('DJANGO_DEBUG', '') != 'False'
+DEBUG = True
+# DEBUG = os.environ.get('DJANGO_DEBUG', '') != 'False'
 
 # Set hosts to allow any app on Railway and the local testing URL
-ALLOWED_HOSTS = ['.railway.app','.pythonanywhere.com','127.0.0.1']
+ALLOWED_HOSTS = ['.railway.app', '.pythonanywhere.com', '127.0.0.1']
 
 # Set CSRF trusted origins to allow any app on Railway and the local testing URL
-CSRF_TRUSTED_ORIGINS = ['https://*.railway.app','https://*.pythonanywhere.com']
+CSRF_TRUSTED_ORIGINS = ['https://*.railway.app',
+                        'https://*.pythonanywhere.com']
 
 
 # Application definition
@@ -50,7 +52,7 @@
     'django.contrib.messages',
     'django.contrib.staticfiles',
     # Add our new application
-    'catalog.apps.CatalogConfig', #This object was created for us in /catalog/apps.py
+    'catalog.apps.CatalogConfig',  # This object was created for us in /catalog/apps.py
 ]
 
 MIDDLEWARE = [
@@ -86,7 +88,7 @@
 
 
 # Database
-# https://docs.djangoproject.com/en/4.2/ref/settings/#databases
+# https://docs.djangoproject.com/en/5.0/ref/settings/#databases
 
 DATABASES = {
     'default': {
@@ -97,7 +99,7 @@
 
 
 # Password validation
-# https://docs.djangoproject.com/en/4.2/ref/settings/#auth-password-validators
+# https://docs.djangoproject.com/en/5.0/ref/settings/#auth-password-validators
 
 AUTH_PASSWORD_VALIDATORS = [
     {
@@ -116,7 +118,7 @@
 
 
 # Internationalization
-# https://docs.djangoproject.com/en/4.2/topics/i18n/
+# https://docs.djangoproject.com/en/5.0/topics/i18n/
 
 LANGUAGE_CODE = 'en-us'
 
@@ -127,18 +129,14 @@
 USE_TZ = True
 
 
-
 # Redirect to home URL after login (Default redirects to /accounts/profile/)
 LOGIN_REDIRECT_URL = '/'
 
 # Add to test email:
 EMAIL_BACKEND = 'django.core.mail.backends.console.EmailBackend'
 
-
-
 # Update database configuration from $DATABASE_URL environment variable (if defined)
 import dj_database_url
-
 if 'DATABASE_URL' in os.environ:
     DATABASES['default'] = dj_database_url.config(
         conn_max_age=500,
@@ -147,9 +145,9 @@
 
 
 # Static files (CSS, JavaScript, Images)
-# https://docs.djangoproject.com/en/4.2/howto/static-files/
+# https://docs.djangoproject.com/en/5.0/howto/static-files/
 # The absolute path to the directory where collectstatic will collect static files for deployment.
-STATIC_ROOT = BASE_DIR / 'staticfiles'  #. os.path.join(BASE_DIR, 'staticfiles')
+STATIC_ROOT = BASE_DIR / 'staticfiles'
 # The URL to use when referring to static files (where they will be served from)
 STATIC_URL = '/static/'
 
@@ -164,6 +162,6 @@
 }
 
 # Default primary key field type
-# https://docs.djangoproject.com/en/4.2/ref/settings/#default-auto-field
+# https://docs.djangoproject.com/en/5.0/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

locallibrary/urls.py

@@ -2,7 +2,7 @@
 URL configuration for locallibrary project.
 
 The `urlpatterns` list routes URLs to views. For more information please see:
-    https://docs.djangoproject.com/en/4.2/topics/http/urls/
+    https://docs.djangoproject.com/en/5.0/topics/http/urls/
 Examples:
 Function views
     1. Add an import:  from my_app import views
@@ -39,15 +39,15 @@
 urlpatterns+= static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)
 
 
-#Add URL maps to redirect the base URL to our application
+# Add URL maps to redirect the base URL to our application
 from django.views.generic import RedirectView
 urlpatterns += [
     path('', RedirectView.as_view(url='/catalog/', permanent=True)),
 ]
 
 
 
-#Add Django site authentication urls (for login, logout, password management)
+# Add Django site authentication urls (for login, logout, password management)
 urlpatterns += [
     path('accounts/', include('django.contrib.auth.urls')),
 ]

locallibrary/wsgi.py

@@ -4,7 +4,7 @@
 It exposes the WSGI callable as a module-level variable named ``application``.
 
 For more information on this file, see
-https://docs.djangoproject.com/en/4.2/howto/deployment/wsgi/
+https://docs.djangoproject.com/en/5.0/howto/deployment/wsgi/
 """
 
 import os

requirements.txt

@@ -1,7 +1,7 @@
-Django==4.2.11
-dj-database-url==2.0.0
+Django==5.0.2
+dj-database-url==2.1.0
 gunicorn==21.2.0
-psycopg2-binary==2.9.6
+psycopg2-binary==2.9.9
 wheel==0.38.1
-whitenoise==6.5.0
+whitenoise==6.6.0
 python-dotenv==1.0.1