Backend\Core\Installer\ModuleInstaller::getTemplateId PHP Метод

    protected function getTemplateId($template, $theme = null)
    {
        // no theme set = default theme
        if ($theme === null) {
            $theme = $this->getSetting('Core', 'theme');
        }
        // return best matching template id
        return (int) $this->getDB()->getVar('SELECT id FROM themes_templates
             WHERE theme = ?
             ORDER BY path LIKE ? DESC, id ASC
             LIMIT 1', array((string) $theme, '%' . (string) $template . '%'));
    }