7. ORM Application Logic – Supporting Business Processes | Odoo 10 Development Essentials

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Odoo 10 Development Essentials

By : Daniel Reis

5 (1)

Odoo 10 Development Essentials

5 (1)

By: Daniel Reis

Overview of this book

Odoo is one of the fastest growing open source, business application development software products available. With announcement of Odoo 10, there are many new features added to Odoo and the face of business applications developed with Odoo has changed. This book will not only teach you how to build and customize business applications with Odoo, but it also covers all the new features that Odoo has to offer. This book is the latest resource on developing and customizing Odoo 10 applications. It comes packed with much more and refined content than its predecessor. It will start with building business applications from scratch and will cover topics such as module extensions, inheritance, working with data, user interfaces, and so on. The book also covers the latest features of Odoo 10, in addition to front end development, testing and debugging techniques. The book will also talk about Odoo Community and Odoo Enterprise.

Preface

Preface

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Free Chapter

1. Getting Started with Odoo Development

1. Getting Started with Odoo Development

Setting up a host for the Odoo server

Installing Odoo from the source

Initializing a new Odoo database

A word about Odoo product versions

More server configuration options

Developing from your workstation

Installing third-party modules

Summary

2. Building Your First Odoo Application

2. Building Your First Odoo Application

Essential concepts

The model layer

The view layer

The business logic layer

Setting up access security

Better describing the module

Summary

3. Inheritance – Extending Existing Applications

3. Inheritance – Extending Existing Applications

Adding sharing capabilities to the To-Do app

Extending models

Extending views

More model inheritance mechanisms

Modifying data

Summary

4. Module Data

4. Module Data

Understanding external identifiers

Exporting and importing data

Module data

XML data files

Summary

5. Models – Structuring the Application Data

5. Models – Structuring the Application Data

Organizing application features into modules

Creating models

Creating fields

Relationships between models

Computed fields

Model Constraints

Summary

6. Views - Designing the User Interface

6. Views - Designing the User Interface

Defining the user interface with XML files

Context and domain

The form views

View semantic components

Dynamic views

List views

Search views

Calendar views

Graph and pivot views

Other view types

Summary

7. ORM Application Logic – Supporting Business Processes

7. ORM Application Logic – Supporting Business Processes

Creating a wizard

Working with the ORM API

Working with recordsets

Summary

8. Writing Tests and Debugging Your Code

8. Writing Tests and Debugging Your Code

Unit tests

Adding unit tests

Writing test cases

Setting up tests

Testing exceptions

Running tests

About YAML tests

Development tools

Summary

9. QWeb and Kanban Views

9. QWeb and Kanban Views

About kanban boards

Designing kanban views

The QWeb templating language

Inheritance on kanban views

Custom CSS and JavaScript assets

Summary

10. Creating QWeb Reports

10. Creating QWeb Reports

Installing wkhtmltopdf

Creating business reports

QWeb report templates

Presenting data in reports

Rendering images

Summary totals and running totals

Defining paper formats

Enabling language translation in reports

Reports based on custom SQL

Summary

11. Creating Website Frontend Features

11. Creating Website Frontend Features

Roadmap

Our first web page

Building websites

Website forms

Summary

12. External API – Integrating with Other Systems

12. External API – Integrating with Other Systems

Setting up a Python client

Calling the Odoo API using XML-RPC

Writing a Notes desktop application

Introducing the ERPpeek client

Summary

13. Deployment Checklist – Going Live

13. Deployment Checklist – Going Live

Available prebuilt packages

Installing dependencies

Multiprocessing workers

Using a reverse proxy

Server and module updates

Summary

Working with the ORM API

From the previous section, we already got a taste of what it is like to use the ORM API. Next we will look at what more we can do with it.

Method decorators

During our journey, the several methods we encountered used API decorators like @api.multi. These are important for the server to know how to handle the method. Let's recap the ones available and when they should be used.

The @api.multi decorator is used to handle recordsets with the new API and is the most frequently used. Here self is a recordset, and the method will usually include a for loop to iterate it.

In some cases, the method is written to expect a singleton: a recordset containing no more than one record. The @api.one decorator was deprecated as of 9.0 and should be avoided. Instead we should still use @api.multi and add to the method code a line with self.ensure_one(), to ensure it is a singleton.

As mentioned, the @api.one decorator is deprecated but is still supported. For completeness, it might be worth...

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