/**
* @return array
*/
protected function getUrlConstraints()
{
$urlConstraints = $this->getMandatoryConstraints();
$urlConstraints[] = new Callback(['methods' => [function ($url, ExecutionContextInterface $context) {
if ($this->urlFacade->hasUrl($url)) {
$context->addViolation('URL is already used');
}
}], 'groups' => [self::GROUP_UNIQUE_URL_CHECK]]);
return $urlConstraints;
}
/**
* @return array
*/
protected function getUrlConstraints()
{
$urlConstraints = [new Required(), new NotBlank(), new Length(['max' => 255]), new Callback(['methods' => [function ($url, ExecutionContextInterface $context) {
if ($this->urlFacade->hasUrl($url)) {
$context->addViolation('URL is already used');
}
if ($url[0] !== '/') {
$context->addViolation('URL must start with a slash');
}
}], 'groups' => [self::GROUP_UNIQUE_URL_CHECK]])];
return $urlConstraints;
}