/**
* Postprocesses the entity after modification by handling the uploaded
* files and setting the flash.
*
* @param Application $app
* the current application
* @param AbstractData $crudData
* the data instance of the entity
* @param Entity $instance
* the entity
* @param string $entity
* the name of the entity
* @param string $mode
* whether to 'edit' or to 'create' the entity
*
* @return null|\Symfony\Component\HttpFoundation\RedirectResponse
* the HTTP response of this modification
*/
protected function modifyFilesAndSetFlashBag(Application $app, AbstractData $crudData, Entity $instance, $entity, $mode)
{
$id = $instance->get('id');
$request = $app['request_stack']->getCurrentRequest();
$result = $mode == 'edit' ? $crudData->updateFiles($request, $instance, $entity) : $crudData->createFiles($request, $instance, $entity);
if (!$result) {
return null;
}
$app['session']->getFlashBag()->add('success', $app['translator']->trans('crudlex.' . $mode . '.success', ['%label%' => $crudData->getDefinition()->getLabel(), '%id%' => $id]));
return $app->redirect($app['url_generator']->generate('crudShow', ['entity' => $entity, 'id' => $id]));
}
/**
* Performs the regular unique validation.
*
* @param $value
* the value to validate
* @param $data
* the data instance to validate with
* @param $entity
* the entity of the field
* @param $field
* the field to validate
*
* @return boolean
* true if everything is valid
*/
protected function isValidUnique($value, AbstractData $data, Entity $entity, $field)
{
$params = [$field => $value];
$paramsOperators = [$field => '='];
if ($entity->get('id') !== null) {
$params['id'] = $entity->get('id');
$paramsOperators['id'] = '!=';
}
$amount = intval($data->countBy($data->getDefinition()->getTable(), $params, $paramsOperators, true));
return $amount == 0;
}
/**
* Setups CRUDlex with some events so the passwords get salted and
* hashed properly.
*
* @param AbstractData $data
* the AbstractData instance managing the users
*
* @param string $passwordField
* the Entity fieldname of the password hash
*
* @param string $saltField
* the Entity fieldname of the password hash salt
*/
public function addEvents(AbstractData $data, $passwordField = 'password', $saltField = 'salt')
{
$that = $this;
$saltGenFunction = function (Entity $entity) use($saltField, $that) {
$salt = $that->getSalt(40);
$entity->set($saltField, $salt);
return true;
};
$data->pushEvent('before', 'create', $saltGenFunction);
$pwHashFunction = $this->getPWHashFunction($data, $passwordField, $saltField);
$data->pushEvent('before', 'create', $pwHashFunction);
$data->pushEvent('before', 'update', $pwHashFunction);
}
