function ThemeHooks::pageAttachmentsAlter

Implements hook_page_attachments_alter().

Attributes

File

core/themes/default_admin/src/Hook/ThemeHooks.php, line 106

Class

ThemeHooks

Provides theme related hook implementations.

Namespace

Code

public function pageAttachmentsAlter(array &$page) : void {
  $theme_path = $this->requestStack
    ->getCurrentRequest()?->getBasePath() . '/' . $this->themeExtensionList
    ->getPath('default_admin');
  $query_string = $this->assetQueryString
    ->get();
  // Attach non-JavaScript specific CSS via a noscript tag to prevent unwanted
  // layout shifts.
  $page['#attached']['html_head'][] = [
    [
      '#tag' => 'link',
      '#noscript' => TRUE,
      '#attributes' => [
        'rel' => 'stylesheet',
        'href' => $theme_path . '/css/components/dropbutton-noscript.css?' . $query_string,
      ],
    ],
    'dropbutton_noscript',
  ];
  $page['#attached']['html_head'][] = [
    [
      '#tag' => 'link',
      '#noscript' => TRUE,
      '#attributes' => [
        'rel' => 'stylesheet',
        'href' => $theme_path . '/css/components/views-ui-noscript.css?' . $query_string,
      ],
    ],
    'views_ui_noscript',
  ];
  // Attach the init script.
  $page['#attached']['library'][] = 'default_admin/init';
  // Attach breadcrumb styles.
  $page['#attached']['library'][] = 'default_admin/breadcrumb';
  // Attach accent library.
  $page['#attached']['library'][] = 'default_admin/accent';
  // Attach sticky library.
  $page['#attached']['library'][] = 'default_admin/sticky';
  $settings = Settings::getInstance();
  // Expose theme settings to JS.
  $default_admin_settings = [
    'dark_mode' => $settings->get('enable_dark_mode'),
    'dark_mode_class' => 'dark-mode',
    'accent_colors' => Helper::accentColors(),
    'preset_accent_color' => $settings->get('preset_accent_color'),
    'accent_color' => $settings->get('accent_color'),
    'preset_focus_color' => $settings->get('preset_focus_color'),
    'focus_color' => $settings->get('focus_color'),
    'high_contrast_mode' => $settings->get('high_contrast_mode'),
    'high_contrast_mode_class' => 'high-contrast-mode',
    'show_user_theme_settings' => $settings->get('show_user_theme_settings'),
  ];
  $page['#attached']['drupalSettings']['defaultAdmin'] = $default_admin_settings;
  // Retain the previous key for integrations while the theme is experimental.
  $page['#attached']['drupalSettings']['gin'] = $default_admin_settings;
  $page['#attached']['html_head'][] = [
    [
      '#tag' => 'script',
      '#attributes' => [
        'type' => 'application/json',
        'id' => 'default-admin-setting-dark_mode',
      ],
      '#value' => new FormattableMarkup('{ "defaultAdminDarkMode": "@value" }', [
        '@value' => $settings->get('enable_dark_mode') ?? 'unknown',
      ]),
    ],
    'default_admin_dark_mode',
  ];
}