Merge pull request #340 from creative-commoners/pulls/4.0/fix-broken-builds

FIX Check type is number before pass to setSubsiteId method

src/Search/Variants/SearchVariantSubsites.php

@@ -2,6 +2,7 @@
 
 namespace SilverStripe\FullTextSearch\Search\Variants;
 
+use InvalidArgumentException;
 use SilverStripe\Assets\File;
 use SilverStripe\CMS\Model\SiteTree;
 use SilverStripe\FullTextSearch\Search\Indexes\SearchIndex;
@@ -71,6 +72,12 @@ class SearchVariantSubsites extends SearchVariant
             return;
         }
 
+        if (is_numeric($state)) {
+            $state = (int) $state;
+        } else {
+            throw new InvalidArgumentException("Invalid state ID. State ID should be number.");
+        }
+
         // Note: Setting directly to the SubsiteState because we don't want the subsite ID to be persisted
         // like Subsite::changeSubsite would do.
         SubsiteState::singleton()->setSubsiteId($state);