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Django 5 By Example

You're reading from   Django 5 By Example Build powerful and reliable Python web applications from scratch

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Product type Paperback
Published in Apr 2024
Publisher Packt
ISBN-13 9781805125457
Length 820 pages
Edition 5th Edition
Languages
Tools
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Author (1):
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Antonio Melé Antonio Melé
Author Profile Icon Antonio Melé
Antonio Melé
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Table of Contents (20) Chapters Close

Preface 1. Building a Blog Application 2. Enhancing Your Blog and Adding Social Features FREE CHAPTER 3. Extending Your Blog Application 4. Building a Social Website 5. Implementing Social Authentication 6. Sharing Content on Your Website 7. Tracking User Actions 8. Building an Online Shop 9. Managing Payments and Orders 10. Extending Your Shop 11. Adding Internationalization to Your Shop 12. Building an E-Learning Platform 13. Creating a Content Management System 14. Rendering and Caching Content 15. Building an API 16. Building a Chat Server 17. Going Live 18. Other Books You May Enjoy
19. Index

Adding infinite scroll pagination to the image list

Next, we need to list all bookmarked images on the website. We will use JavaScript requests 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 requests originating from JavaScript. When the user initially loads the image list page, we will display the first page of images. When they scroll to the bottom of the page, we will retrieve the following page of items with JavaScript and append it to the bottom of the main page.

The same view will handle both standard and AJAX infinite scroll pagination. Edit the views.py file of the images application and add the following code highlighted in bold:

from django.http import HttpResponse
from django.core.paginator import Paginator, EmptyPage, \
                                  PageNotAnInteger...
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