ColorSystemBrandingBlockAlter.php in Drupal 9
Same filename and directory in other branches
Namespace
Drupal\colorFile
core/modules/color/src/ColorSystemBrandingBlockAlter.phpView source
<?php
namespace Drupal\color;
use Drupal\Core\Cache\CacheableMetadata;
use Drupal\Core\Render\Element\RenderCallbackInterface;
/**
* Provides a trusted callback to alter the system branding block.
*
* @see color_block_view_system_branding_block_alter()
*/
class ColorSystemBrandingBlockAlter implements RenderCallbackInterface {
/**
* #pre_render callback: Sets color preset logo.
*/
public static function preRender($build) {
$theme_key = \Drupal::theme()
->getActiveTheme()
->getName();
$config = \Drupal::config('color.theme.' . $theme_key);
CacheableMetadata::createFromRenderArray($build)
->addCacheableDependency($config)
->applyTo($build);
// Override logo.
$logo = $config
->get('logo');
if ($logo && $build['content']['site_logo'] && preg_match('!' . $theme_key . '/logo.svg$!', $build['content']['site_logo']['#uri'])) {
$build['content']['site_logo']['#uri'] = \Drupal::service('file_url_generator')
->generateString($logo);
}
return $build;
}
}
Classes
Name | Description |
---|---|
ColorSystemBrandingBlockAlter | Provides a trusted callback to alter the system branding block. |