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Django Blog CRUD (Step-by-Step)





🚀 Django Blog CRUD (Step-by-Step)

1️⃣ Model (models.py)


👉 Idi mana database structure
👉 Title, content, image, date store avutayi

2️⃣ Forms (forms.py)




👉 Easy ga form generate cheyadaniki use avutundi

3️⃣ Views (views.py)

from django.shortcuts import render, redirect, get_object_or_404
from .models import Blog
from .forms import BlogForm

# READ (List)
def blog_list(request):
    blogs = Blog.objects.all().order_by('-created_at')
    return render(request, 'blog_list.html', {'blogs': blogs})


# CREATE
def blog_create(request):
    form = BlogForm(request.POST or None, request.FILES or None)
    
    if form.is_valid():
        form.save()
        return redirect('blog_list')

    return render(request, 'blog_form.html', {'form': form})


# UPDATE
def blog_update(request, pk):
    blog = get_object_or_404(Blog, pk=pk)
    form = BlogForm(request.POST or None, request.FILES or None, instance=blog)

    if form.is_valid():
        form.save()
        return redirect('blog_list')

    return render(request, 'blog_form.html', {'form': form})


# DELETE
def blog_delete(request, pk):
    blog = get_object_or_404(Blog, pk=pk)

    if request.method == "POST":
        blog.delete()
        return redirect('blog_list')

    return render(request, 'blog_confirm_delete.html', {'blog': blog})

4️⃣ URLs (urls.py)


5️⃣ Templates

📄 blog_list.html

<h1>All Blogs</h1>

<a href="{% url 'blog_create' %}">Create New Blog</a>

{% for blog in blogs %}
    <div>
        <h2>{{ blog.title }}</h2>
        <p>{{ blog.content|truncatewords:20 }}</p>

        {% if blog.image %}
            <img src="{{ blog.image.url }}" width="200">
        {% endif %}

        <br>
        <a href="{% url 'blog_update' blog.pk %}">Edit</a>
        <a href="{% url 'blog_delete' blog.pk %}">Delete</a>
    </div>
    <hr>
{% endfor %}

📄 blog_form.html

<h1>Blog Form</h1>

<form method="POST" enctype="multipart/form-data">
    {% csrf_token %}
    {{ form.as_p }}

    <button type="submit">Save</button>
</form>

📄 blog_confirm_delete.html

<h2>Are you sure you want to delete "{{ blog.title }}"?</h2>

<form method="POST">
    {% csrf_token %}
    <button type="submit">Yes, Delete</button>
</form>

<a href="{% url 'blog_list' %}">Cancel</a>

6️⃣ Media Settings (IMPORTANT)


# settings.py

MEDIA_URL = '/media/'
MEDIA_ROOT = os.path.join(BASE_DIR, 'media')

# main urls.py

from django.conf import settings
from django.conf.urls.static import static

urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)

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