Backend\Modules\Users\Actions\Edit::execute PHP Метод

    public function execute()
    {
        $this->id = $this->getParameter('id', 'int');
        $error = $this->getParameter('error', 'string');
        $this->loadAuthenticatedUser();
        // If id and error parameters are not set we'll assume the user logged in
        // and has been redirected to this action by the authentication index action.
        // When this is the case the user will be redirected to the index action of this module.
        // An action to which he may not have any user rights.
        // Redirect to the user's own profile instead to avoid unnessary words.
        if ($this->id === null && $error === null && $this->authenticatedUser->getUserId()) {
            $this->redirect(BackendModel::createURLForAction('Edit') . '&id=' . $this->authenticatedUser->getUserId());
        }
        // does the user exists
        if ($this->id !== null && BackendUsersModel::exists($this->id)) {
            parent::execute();
            $this->record = (array) BackendUsersModel::get($this->id);
            $this->loadForm();
            $this->validateForm();
            $this->parse();
            $this->display();
        } else {
            $this->redirect(BackendModel::createURLForAction('Index') . '&error=non-existing');
        }
    }