Habari\Themes::activate_theme PHP Метод

    public static function activate_theme($theme_name, $theme_dir)
    {
        $ok = Themes::validate_theme($theme_dir);
        $ok = Plugins::filter('activate_theme', $ok, $theme_name);
        // Allow plugins to reject activation
        if ($ok) {
            Themes::cancel_preview();
            $old_active_theme = Themes::create();
            Plugins::act_id('theme_deactivated', $old_active_theme->plugin_id(), $old_active_theme->name, $old_active_theme);
            // For the theme itself to react to its deactivation
            Plugins::act('theme_deactivated_any', $old_active_theme->name, $old_active_theme);
            // For any plugin to react to its deactivation
            Options::set('theme_name', $theme_name);
            Options::set('theme_dir', $theme_dir);
            $new_active_theme = Themes::create($theme_name);
            // Set version of theme if it wasn't installed before
            $versions = Options::get('pluggable_versions');
            if (!isset($versions[get_class($new_active_theme)])) {
                $versions[get_class($new_active_theme)] = $new_active_theme->get_version();
                Options::set('pluggable_versions', $versions);
            }
            // Run activation hooks for theme activation
            Plugins::act_id('theme_activated', $new_active_theme->plugin_id(), $theme_name, $new_active_theme);
            // For the theme itself to react to its activation
            Plugins::act('theme_activated_any', $theme_name, $new_active_theme);
            // For any plugin to react to its activation
            EventLog::log(_t('Activated Theme: %s', array($theme_name)), 'notice', 'theme', 'habari');
        }
        return $ok;
    }