AssetsStream.php

<?php

namespace Drupal\Core\StreamWrapper;

use Drupal\Core\Site\Settings;
use Drupal\Core\StringTranslation\StringTranslationTrait;

/**
 * Defines a Drupal stream wrapper class for optimized assets (assets://).
 *
 * Provides support for storing publicly accessible optimized assets files
 * with the Drupal file interface.
 */
class AssetsStream extends PublicStream {
    use StringTranslationTrait;
    
    /**
     * {@inheritdoc}
     */
    public static function getType() : int {
        return StreamWrapperInterface::LOCAL_HIDDEN;
    }
    
    /**
     * {@inheritdoc}
     */
    public function getName() : string {
        return $this->t('Optimized assets files');
    }
    
    /**
     * {@inheritdoc}
     */
    public function getDescription() : string {
        return $this->t('Public local optimized assets files served by the webserver.');
    }
    
    /**
     * {@inheritdoc}
     */
    public static function basePath($site_path = NULL) : string {
        return Settings::get('file_assets_path', parent::basePath($site_path));
    }
    
    /**
     * {@inheritdoc}
     */
    public static function baseUrl() : string {
        $public_path = Settings::get('file_public_path', 'sites/default/files');
        $path = Settings::get('file_assets_path', $public_path);
        if ($path === $public_path) {
            $base_url = PublicStream::baseUrl();
        }
        else {
            $base_url = $GLOBALS['base_url'] . '/' . $path;
        }
        return $base_url;
    }

}