Book Image

Odoo 12 Development Essentials - Fourth Edition

By : Daniel Reis
Book Image

Odoo 12 Development Essentials - Fourth Edition

By: Daniel Reis

Overview of this book

Odoo is one of the best platforms for open source ERP and CRM. Its latest version, Odoo 12, brings with it new features and updates in Python packages to develop more customizable applications with additional cloud capabilities. The book begins by covering the development essentials for building business applications. You will start your journey by learning how to install and configure Odoo, and then transition from having no specific knowledge of Odoo to being ready for application development. You will develop your first Odoo application and understand topics such as models and views. Odoo 12 Development Essentials will also guide you in using server APIs to add business logic, helping you lay a solid foundation for advanced topics. As you progress through the chapters, you will be equipped to build and customize your applications and explore the new features in Odoo 12, such as cloud integration, to scale your business applications. You will get insights into building business logic and integrating various APIs into your application. By the end of the book, you will be able to build a business application from scratch by using the latest version of Odoo.
Table of Contents (22 chapters)
Title Page
Packt Upsell
Foreword
Contributors
Preface
Index

Presenting data in reports


Unlike Kanban views, the QWeb templates in reports are rendered on the server side and use a Python QWeb implementation. We can see this as two implementations of the same specification, and there are some differences that we need to be aware of.

To start with, QWeb expressions are evaluated using Python syntax, not JavaScript. For the simplest expressions, there may be little or no difference, but more complex operations will probably be different.

The context where expressions are evaluated is also different. For reports, we have the following variables available:

  • docs is an iterable collection with the records to print
  • doc_ids is a list of the IDs of the records to print
  • doc_model identifies the model of the records, library.book for example
  • time is a reference to Python's time library
  • user is the record for the user running the report
  • res_company is the record for the current user's company

Field values can be referenced using the t-field attribute, and can be complemented...