public static function init()
{
$controller = new DpdGroupCSVController();
if (Tools::isSubmit(DpdGroupCSVController::SETTINGS_SAVE_CSV_ACTION)) {
$csv_data = $controller->readCSVData();
if ($csv_data === false) {
DpdGroup::addFlashError($controller->l('Wrong CSV file'));
Tools::redirectAdmin($controller->module_instance->module_url . '&menu=csv');
}
$message = $controller->validateCSVData($csv_data);
if ($message !== true) {
return $controller->module_instance->outputHTML($controller->module_instance->displayError(implode('<br />', $message)));
}
if ($controller->saveCSVData($csv_data)) {
DpdGroup::addFlashMessage($controller->l('CSV data was successfully saved'));
Tools::redirectAdmin($controller->module_instance->module_url . '&menu=csv');
} else {
DpdGroup::addFlashError($controller->l('CSV data could not be saved'));
Tools::redirectAdmin($controller->module_instance->module_url . '&menu=csv');
}
}
if (Tools::isSubmit(DpdGroupCSVController::SETTINGS_DOWNLOAD_CSV_ACTION)) {
$controller->generateCSV();
}
if (Tools::isSubmit(DpdGroupCSVController::SETTINGS_DELETE_CSV_ACTION)) {
$controller->deleteCSV();
}
return null;
}