Learning Django Web Development

Sanjeev Jaiswal, Ratan Kumar

• Publisher: Packt Publishing
• Year: 2015
• ISBN:
  9781783984404
• Topic: Computer Science
• Subtopic: Web Programming
• Edition: 1

Learning Django Web Development

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Table of Contents

Learning Django Web Development

Credits

About the Authors

About the Reviewers

www.PacktPub.com

Support files, eBooks, discount offers, and more

Why subscribe?

Free access for Packt account holders

Preface

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Downloading the example code

Errata

Piracy

Questions

1. Introduction to Django

Why web development in the first place?

What has changed in web development

The MVC pattern in web development

Multilingual support

Why Django?

Inside Django

Django is mature

Batteries included

Tight integration between the component and modular framework

Object-relational mapper

Clean URL design

Automatic administration interface

Advanced development environment

What's new in Django 1.6 and 1.7

Supported databases

What you will learn using this book

Summary

2. Getting Started

Installing the required software

Installing Python

Installing Python on Windows

Installing Python on Unix/Linux

Installing Python on Mac OS X

Installing virtualenv

Installing Django

Django compatibility with operating systems – Windows versus Linux

Installing Django on Windows

Installing Django on Unix/Linux and Mac OS X

Installing a database system

Creating your first project

Creating an empty project

Setting up the database

Launching the development server

Summary

3. Code Style in Django

Django coding style

Understanding indentation in Python

Doing indentation right – do we need four spaces per indentation level?

The importance of blank lines

Importing a package

Grouping imported packages

Naming conventions in Python/Django

Using IDE for faster development

Setting up your project with the Sublime text editor

Setting up the PyCharm IDE

The Django project structure

Best practices – using version control

Git – the latest and most popular version control tool

How Git works

Setting up your Git

Branching in Git

Setting up the database

Launching the development server

Faster web development

Minimal Bootstrap

The Django way

Manual installation of Bootstrap

Summary

4. Building an Application Like Twitter

A word about Django terminology

Setting up a basic template application

Creating a virtual environment

Installing Django

Creating Django's template structure of the project

Setting up the basic Twitter Bootstrap for the application

URLs and views – creating the main page

Introduction to class-based views

Django settings for the mytweets project

Putting it all together – generating user pages

Familiarization with the Django models

Relationships in models

Many-to-one relationships

One-to-one relationships

Many-to-many relationships

Models – designing an initial database schema

Django's user objects

Creating a URL

Templates – creating a template for the Main Page

Summary

5. Introducing Hashtags

The hashtag data model

Django forms

Designing the tweet post form

Creating a tag page

Summary

6. Enhancing the User Interface with AJAX

AJAX and its advantages

Using an AJAX framework in Django

Using the open source jQuery framework

The jQuery JavaScript framework

Element selectors

jQuery methods

Hiding and showing elements

Accessing CSS properties and HTML attributes

Manipulating HTML documents

Traversing the document tree

Handling events

Sending AJAX requests

What next?

Implementing the searching of tweets

Implementing a searching

Implementing the live searching of tweets

Editing a tweet in place without loading a separate page

Implementing bookmark editing

Implementing in-place editing of bookmarks

Autocompletion of hashtags while submitting a tweet

Summary

7. Following and Commenting

Letting users follow another user

The UserFollowers data model

The user login model

Adding or removing the follower

Displaying the most followed user

Summary

8. Creating an Administration Interface

Customizing the administration interface

Customizing listing pages

Overriding administration templates

Users, groups, and permissions

User permissions

Group permissions

Using permissions in views

Organizing content into pages – pagination

Summary

9. Extending and Deploying

Sending invitation e-mails to friends

The invitation data model

Handling activation links

Internationalization (i18n) – offering the site in multiple languages

Marking strings as translatable

Creating translation files

Enabling and configuring the i18n system

Caching – improving the performance of your site during high traffic

Enabling caching

Configuring caching

Caching the whole site

Caching specific views

Unit testing – automating the process of testing your application

The test client

Testing the registration view

Deploying Django

The production web server

Summary

10. Extending Django

Custom template tags and filters

Class-based generic views

Contributed sub-frameworks

Flatpages

Humanize

Sitemap

Cross-site request forgery protection

The message system

The subscription system

User scores

Summary

11. Database Connectivity

SQL versus NoSQL

SQL databases

MySQL – open source

PostgreSQL

NoSQL databases

MongoDB

CouchDB

Redis

Setting up a database system

Setting up MySQL

Installing MySQL in Linux – Debian

Installing the MySQL plugin for Python

Migration and the need for migration

The new features in Django migration

Backend support

How to do migrations?

How migrations know what to migrate

The migration file

Django with NoSQL

The single-page application project – URL shortener

MongoEngine

Connecting MongoDB with Django

Authentication in Django

Storing sessions

Summary

12. Using Third-party Packages

Diving into the world of open source

What is an open source software?

What's the difference between open source and other software?

Using SocialAuth in Django projects

How OAuth works

Implementing social OAuth

Creating a Twitter application

Building REST APIs in Django

Using Django Tastypie

Implementing a simple JSON API

Summary

13. The Art of Debugging

Logging

Debugging

The Django debug toolbar

Installing the Django debug toolbar

IPDB – interactive way of busting bugs

Summary

14. Deploying Django Projects

The product...