Understanding web controllers

Web controllers are the server-side components responsible for responding when an Odoo web path is accessed, usually triggering the rendering of a web page.

A web path, such as /library/catalog, is assigned to a route, triggering a controller method. The method code can access details of the web request through the request object, and the result is a response object, with the details to return to the client.

Declaring routes

The http.route decorator is used to assign a method to a web path. These are the arguments available:

• route, usually provided as a positional argument, is a string, or a list of strings, with the paths to map. Method arguments can be extracted from the path. The syntax to express these arguments is detailed in the next section.
• type, to specify the type of request. By default, this is http, and can also be set to json.
• auth is the authentication type required. It can be one of user, public, or none. The user...