function ThemeHandler::listInfo

File

core/lib/Drupal/Core/Extension/ThemeHandler.php, line 67

Class

ThemeHandler

Default theme handler using the config system to store installation statuses.

Namespace

Code

public function listInfo() {
    if (!isset($this->list)) {
        $this->list = [];
        $installed_themes = array_keys($this->configFactory
            ->get('core.extension')
            ->get('theme'));
        if (!empty($installed_themes)) {
            $list = $this->themeList
                ->getList();
            foreach ($installed_themes as $theme) {
                // Do not add installed themes that cannot be found by the
                // extension.list.theme service. If a theme does go missing from the
                // file system any call to ::getTheme() will result in an exception
                // and an error being logged. Ignoring the problem here allows the
                // theme system to fix itself while updating.
                if (isset($list[$theme])) {
                    $this->addTheme($list[$theme]);
                }
            }
        }
    }
    return $this->list;
}