function InstallerKernel::updateThemes

Overrides DrupalKernel::updateThemes

File

core/lib/Drupal/Core/Installer/InstallerKernel.php, line 159

Class

InstallerKernel

Extend DrupalKernel to handle force some kernel behaviors.

Namespace

Code

public function updateThemes(array $register_themes = []) : void {
  if (static::installationAttempted()) {
    // Installing a profile or a recipe replaces the theme list with the
    // themes that were just installed, which do not include the install
    // theme. Theme hook implementations are collected from the
    // container.themes parameter, so dropping the install theme from the
    // list removes its hooks while it is still rendering the remaining
    // installer pages. Keep it registered until the installation is done.
    // @see \Drupal\Core\Hook\ThemeHookCollectorPass
    // @see _drupal_maintenance_theme()
    foreach ($this->getInstallThemes($this->installGetProfile()) as $theme) {
      if (isset($register_themes[$theme])) {
        continue;
      }
      $extension = $this->themeExtensions($theme);
      if ($extension) {
        $register_themes[$theme] = $extension;
      }
    }
  }
  parent::updateThemes($register_themes);
}