ckeditor5_test_module_allowed_image.module

<?php


/**
 * @file
 * A module to add a custom image type for CKEditor 5.
 */
use Drupal\ckeditor5\Plugin\CKEditor5PluginDefinition;

/**
 * Implements hook_ckeditor5_plugin_info_alter().
 */
function ckeditor5_test_module_allowed_image_ckeditor5_plugin_info_alter(array &$plugin_definitions) : void {
    // Add a custom file type to the image upload plugin. Note that 'svg+xml'
    // below should be an IANA image media type Name, with the "image/" prefix
    // omitted. In other words: a subtype of type image.
    // @see https://www.iana.org/assignments/media-types/media-types.xhtml#image
    // @see https://ckeditor.com/docs/ckeditor5/latest/api/module_image_imageconfig-ImageUploadConfig.html#member-types
    $image_upload_plugin_definition = $plugin_definitions['ckeditor5_imageUpload']->toArray();
    $image_upload_plugin_definition['ckeditor5']['config']['image']['upload']['types'][] = 'svg+xml';
    $plugin_definitions['ckeditor5_imageUpload'] = new CKEditor5PluginDefinition($image_upload_plugin_definition);
}