Version 5.0.13

applications/nexus/sources/Purchase/LicenseKey.php

@@ -19,6 +19,7 @@ use IPS\Db;
 use IPS\IPS;
 use IPS\nexus\Purchase;
 use IPS\Patterns\ActiveRecord;
+use OutOfRangeException;
 use function count;
 use function defined;
 use function get_class;
@@ -97,7 +98,13 @@ abstract class LicenseKey extends ActiveRecord
 	public static function constructFromData( array $data, bool $updateMultitonStoreIfExists = TRUE ): static
 	{
 		$types		= static::licenseKeyTypes();
-		$classname	= $types[ IPS::mb_ucfirst( $data['lkey_type'] ) ];
+		$licenseKeyType = IPS::mb_ucfirst( $data['lkey_type'] );
+		if( !array_key_exists( $licenseKeyType, $types ) )
+		{
+			throw new OutOfRangeException;
+		}
+
+		$classname	= $types[ $licenseKeyType ];
 
 		/* Initiate an object */
 		$obj = new $classname;