Book Image

Django 3 By Example - Third Edition

By : Antonio Melé
Book Image

Django 3 By Example - Third Edition

By: Antonio Melé

Overview of this book

If you want to learn the entire process of developing professional web applications with Python and Django, then this book is for you. In the process of building four professional Django projects, you will learn about Django 3 features, how to solve common web development problems, how to implement best practices, and how to successfully deploy your applications. In this book, you will build a blog application, a social image bookmarking website, an online shop, and an e-learning platform. Step-by-step guidance will teach you how to integrate popular technologies, enhance your applications with AJAX, create RESTful APIs, and set up a production environment for your Django projects. By the end of this book, you will have mastered Django 3 by building advanced web applications.
Table of Contents (17 chapters)
15
Other Books You May Enjoy
16
Index

Adding AJAX pagination to your list views

Next, you need to list all bookmarked images on your website. You will use AJAX pagination to build an infinite scroll functionality. Infinite scroll is achieved by loading the next results automatically when the user scrolls to the bottom of the page.

Let's implement an image list view that will handle both standard browser requests and AJAX requests, including pagination. When the user initially loads the image list page, you will display the first page of images. When they scroll to the bottom of the page, you will load the following page of items via AJAX and append it to the bottom of the main page.

The same view will handle both standard and AJAX pagination. Edit the views.py file of the images application and add the following code to it:

from django.http import HttpResponse
from django.core.paginator import Paginator, EmptyPage, \
                                  PageNotAnInteger
@login_required
def image_list(request...