Add demoproject

.gitignore

@@ -6,5 +6,7 @@ docs/_build
 *.egg-info
 *.egg
 *.pyc
+*.swp
+*.orig
 reports/*
 .python-version

demoproject/demoproject/asgi.py

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+"""
+ASGI config for demoproject 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/4.2/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "demoproject.settings")
+
+application = get_asgi_application()

demoproject/demoproject/settings.py

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+"""
+Django settings for demoproject project.
+
+Generated by 'django-admin startproject' using Django 4.2.14.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.2/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/4.2/ref/settings/
+"""
+
+from pathlib import Path
+
+# Build paths inside the project like this: BASE_DIR / 'subdir'.
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/4.2/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = "django-insecure-vk9u^p7&l*!p6h5q#ham8@@db-3bi4i6%kqllaux8=^_(1^(nc"
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    "django.contrib.admin",
+    "django.contrib.auth",
+    "django.contrib.contenttypes",
+    "django.contrib.sessions",
+    "django.contrib.messages",
+    "django.contrib.staticfiles",
+    "mainapp",
+    "easy_thumbnails",
+]
+
+MEDIA_URL = "/media/"
+MEDIA_ROOT = BASE_DIR / "media"
+THUMBNAIL_DEFAULT_STORAGE_ALIAS = "easy_thumbnails"
+STORAGES = {
+    "default": {
+        "BACKEND": "django.core.files.storage.FileSystemStorage",
+    },
+    "staticfiles": {
+        "BACKEND": "django.core.files.storage.FileSystemStorage",
+    },
+    "easy_thumbnails": {
+        "BACKEND": "django.core.files.storage.FileSystemStorage",
+        # "BACKEND": "easy_thumbnails.tests.TemporaryStorage",
+    },
+}
+
+MIDDLEWARE = [
+    "django.middleware.security.SecurityMiddleware",
+    "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 = "demoproject.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 = "demoproject.wsgi.application"
+
+
+# Database
+# https://docs.djangoproject.com/en/4.2/ref/settings/#databases
+
+DATABASES = {
+    "default": {
+        "ENGINE": "django.db.backends.sqlite3",
+        "NAME": BASE_DIR / "db.sqlite3",
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/4.2/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/4.2/topics/i18n/
+
+LANGUAGE_CODE = "en-us"
+
+TIME_ZONE = "UTC"
+
+USE_I18N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/4.2/howto/static-files/
+
+STATIC_URL = "static/"
+
+# Default primary key field type
+# https://docs.djangoproject.com/en/4.2/ref/settings/#default-auto-field
+
+DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

demoproject/demoproject/urls.py

@@ -0,0 +1,26 @@
+"""
+URL configuration for demoproject project.
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/4.2/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 include, path
+from django.conf.urls.static import static
+from django.conf import settings
+
+urlpatterns = [
+    path("admin/", admin.site.urls),
+    path("", include("mainapp.urls")),
+] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)

demoproject/demoproject/wsgi.py

@@ -0,0 +1,16 @@
+"""
+WSGI config for demoproject 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/4.2/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "demoproject.settings")
+
+application = get_wsgi_application()

demoproject/mainapp/admin.py

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+from django.contrib import admin
+
+# Register your models here.

demoproject/mainapp/apps.py

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+from django.apps import AppConfig
+
+
+class MainappConfig(AppConfig):
+    default_auto_field = "django.db.models.BigAutoField"
+    name = "mainapp"

demoproject/mainapp/forms.py

@@ -0,0 +1,13 @@
+from django import forms
+from easy_thumbnails.widgets import ImageClearableFileInput
+
+from .models import TestImage
+
+
+class TestImageForm(forms.ModelForm):
+    class Meta:
+        model = TestImage
+        fields = ["title", "image"]
+        widgets = {
+            "image": ImageClearableFileInput,
+        }

demoproject/mainapp/migrations/0001_initial.py

@@ -0,0 +1,33 @@
+# Generated by Django 4.2.14 on 2024-07-27 08:17
+
+import easy_thumbnails.fields
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = []
+
+    operations = [
+        migrations.CreateModel(
+            name="TestImage",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("title", models.CharField(max_length=100)),
+                (
+                    "image",
+                    easy_thumbnails.fields.ThumbnailerImageField(upload_to="images"),
+                ),
+            ],
+        ),
+    ]

demoproject/mainapp/models.py

@@ -0,0 +1,10 @@
+from django.db import models
+from easy_thumbnails.fields import ThumbnailerImageField
+
+
+class TestImage(models.Model):
+    title = models.CharField(max_length=100)
+    image = ThumbnailerImageField(upload_to="images")
+
+    def __str__(self):
+        return self.title

demoproject/mainapp/templates/mainapp/edit_image.html

@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <title>Edit Image</title>
+</head>
+<body>
+    <h1>Edit Image</h1>
+    <form method="post" enctype="multipart/form-data">
+        {% csrf_token %}
+        {{ form.as_p }}
+        <button type="submit">Save</button>
+    </form>
+    <a href="{% url 'index' %}">Back to list</a>
+</body>
+</html>

demoproject/mainapp/templates/mainapp/index.html

@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <title>Easy Thumbnails Demo</title>
+</head>
+<body>
+    <h1>Upload an Image</h1>
+    <form method="post" enctype="multipart/form-data">
+        {% csrf_token %}
+        {{ form.as_p }}
+        <button type="submit">Upload</button>
+    </form>
+
+    <h2>Uploaded Images</h2>
+    <ul>
+        {% for image in images %}
+            <li>
+                <img src="{{ image.image.url }}" alt="{{ image.title }}" style="max-height: 200px;">
+                <p>{{ image.title }}</p>
+                <a href="{% url 'edit_image' image.pk %}">Edit</a>
+            </li>
+        {% endfor %}
+    </ul>
+</body>
+</html>

demoproject/mainapp/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

demoproject/mainapp/urls.py

@@ -0,0 +1,8 @@
+from django.urls import path
+
+from .views import edit_image, index
+
+urlpatterns = [
+    path("", index, name="index"),
+    path("edit/<int:pk>/", edit_image, name="edit_image"),
+]

demoproject/mainapp/views.py

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+# mainapp/views.py
+from django.shortcuts import get_object_or_404, redirect, render
+
+from .forms import TestImageForm
+from .models import TestImage
+
+
+def index(request):
+    if request.method == "POST":
+        form = TestImageForm(request.POST, request.FILES)
+        if form.is_valid():
+            form.save()
+            return redirect("index")
+    else:
+        form = TestImageForm()
+    images = TestImage.objects.all()
+    return render(request, "mainapp/index.html", {"form": form, "images": images})
+
+
+def edit_image(request, pk):
+    image = get_object_or_404(TestImage, pk=pk)
+    if request.method == "POST":
+        form = TestImageForm(request.POST, request.FILES, instance=image)
+        if form.is_valid():
+            form.save()
+            return redirect("index")
+    else:
+        form = TestImageForm(instance=image)
+    return render(request, "mainapp/edit_image.html", {"form": form, "image": image})

demoproject/manage.py

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+#!/usr/bin/env python
+"""Django's command-line utility for administrative tasks."""
+import os
+import sys
+
+
+def main():
+    """Run administrative tasks."""
+    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "demoproject.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)
+
+
+if __name__ == "__main__":
+    main()