Detect Unused Media Extension

The Antora Detect Unused Media Extension is intended to be used with Antora. Be sure to register it as an Antora extension in your playbook, not as an AsciiDoc extension.

Overview

This extension checks if media assets (located in assets/images) are referenced in the .adoc content with image: or video:.

Prerequisites

In order to use this extension, you must be using Node.js 20. The following instructions assume you've already set up an Antora playbook file (i.e., antora-playbook.yml) to build your site.

To learn about using extensions with Antora, see the Antora extension documentation.

Install

Use the following command to install the extension into your playbook project:

$ npm i @bonitasoft/antora-detect-unused-media-extension

Register

Open your Antora playbook file and register the extension as an entry in the antora.extensions key. If this key doesn't yet exist in your playbook, first create it.

.antora-playbook.yml

antora:
  extensions:
  - require: '@bonitasoft/antora-detect-unused-media-extension'
    excludeImageExtension:  ['.png', 'gif']

You can configure this extension from configuration with attributes:

Attribute	Description	Default value
excludeImageExtension	List of image extensions to exclude from detection.	['.cast']

IMPORTANT

• By default, the .cast extension are ignored

References

https://docs.antora.org/antora/latest https://docs.antora.org/antora/latest/extend/extensions