bug #317 [SearchBundle] Enable validator when class the exists, inste…

…ad of only the Symfony validator component (sstok)

This PR was merged into the 2.0-dev branch.

Discussion
----------

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tickets       | 
| License       | MIT

The the actual InputValidator class, and just the Symfony validator component


Commits
-------

44f08e5 [SearchBundle] Enable validator when class! exists

lib/Symfony/SearchBundle/DependencyInjection/RollerworksSearchExtension.php

@@ -13,6 +13,7 @@
 
 namespace Rollerworks\Bundle\SearchBundle\DependencyInjection;
 
+use Rollerworks\Component\Search\Extension\Symfony\Validator\InputValidator;
 use Rollerworks\Component\Search\Field\FieldType;
 use Rollerworks\Component\Search\Field\FieldTypeExtension;
 use Rollerworks\Component\Search\FieldSet;
@@ -25,7 +26,6 @@
 use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
 use Symfony\Component\HttpKernel\DependencyInjection\Extension;
 use Symfony\Component\Translation\Translator;
-use Symfony\Component\Validator\Validator\ValidatorInterface;
 
 class RollerworksSearchExtension extends Extension implements PrependExtensionInterface
 {
@@ -65,7 +65,7 @@ public function load(array $configs, ContainerBuilder $container): void
             $loader->load('elasticsearch.xml');
         }
 
-        if (interface_exists(ValidatorInterface::class)) {
+        if (class_exists(InputValidator::class)) {
             $loader->load('input_validator.xml');
         }