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Learn MongoDB 4.x

You're reading from   Learn MongoDB 4.x A guide to understanding MongoDB development and administration for NoSQL developers

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Product type Paperback
Published in Sep 2020
Publisher Packt
ISBN-13 9781789619386
Length 610 pages
Edition 1st Edition
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Author (1):
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Doug Bierer Doug Bierer
Author Profile Icon Doug Bierer
Doug Bierer
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Table of Contents (22) Chapters Close

Preface 1. Section 1: Essentials
2. Introducing MongoDB 4.x FREE CHAPTER 3. Setting Up MongoDB 4.x 4. Essential MongoDB Administration Techniques 5. Section 2: Building a Database-Driven Web Application
6. Fundamentals of Database Design 7. Mission-Critical MongoDB Database Tasks 8. Using AJAX and REST to Build a Database-Driven Website 9. Section 3: Digging Deeper
10. Advanced MongoDB Database Design 11. Using Documents with Embedded Lists and Objects 12. Handling Complex Queries in MongoDB 13. Section 4: Replication, Sharding, and Security in a Financial Environment
14. Working with Complex Documents Across Collections 15. Administering MongoDB Security 16. Developing in a Secured Environment 17. Deploying a Replica Set 18. Replica Set Runtime Management and Development 19. Deploying a Sharded Cluster 20. Sharded Cluster Management and Development 21. Other Books You May Enjoy

Creating an AJAX handler web action script

The next step is to create a script that jQuery DataTables can call, and subsequently returns the requested data in JSON format. This action script (/path/to/repo/www/chapter_06/ajax.py) makes use of both the products domain service as well as the new JSON responder class discussed in the previous sections.

As with the other web scripts we've described so far, we add an initial tag that tells the web server's CGI process how to run the script. We then perform the appropriate imports:

#!/usr/bin/python
import os,sys
src_path = os.path.realpath('../../chapters/06/src')
sys.path.append(src_path)
from config.config import Config
from web.responder.json import JsonResponder
from web.auth import SimpleAuth
from db.mongodb.connection import Connection
from sweetscomplete.domain.product import ProductService
from sweetscomplete.entity.product import Product

Next, we use the new Config class to create the Connection, Product, and ProductService...

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