Languages::_saveLanguage PHP Method

    private function _saveLanguage()
    {
        if ($this->validateForm() === TRUE) {
            $save_type = !is_numeric($this->input->get('id')) ? $this->lang->line('text_added') : $this->lang->line('text_updated');
            if ($language_id = $this->Languages_model->saveLanguage($this->input->get('id'), $this->input->post())) {
                $this->alert->set('success', sprintf($this->lang->line('alert_success'), 'Language ' . $save_type));
                if ($save_type === 'added' and $this->input->post('clone_language') === '1') {
                    if (!clone_language($this->input->post('idiom'), $this->input->post('language_to_clone'))) {
                        $this->alert->set('warning', sprintf($this->lang->line('alert_error_nothing'), $this->lang->line('text_cloned')));
                    }
                }
                if ($save_type === 'updated' and $this->input->get('file')) {
                    if (!save_lang_file($this->input->get('file'), $this->input->post('idiom'), $this->input->get('location'), $this->input->post('lang'))) {
                        $this->alert->set('warning', sprintf($this->lang->line('alert_warning_file'), $save_type));
                    }
                }
            } else {
                $this->alert->set('warning', sprintf($this->lang->line('alert_error_nothing'), $save_type));
            }
            return $language_id;
        }
    }