From b622ff7f1469e9a3e508a0370d0703ac935ddd22 Mon Sep 17 00:00:00 2001
From: Matias Griese <matias@trilbymedia.com>
Date: Fri, 2 Nov 2018 21:01:29 +0200
Subject: [PATCH] Flex form: added support for uniqueid

---
 system/src/Grav/Framework/Flex/FlexForm.php | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/system/src/Grav/Framework/Flex/FlexForm.php b/system/src/Grav/Framework/Flex/FlexForm.php
index e7c53e69e..1d4f41950 100644
--- a/system/src/Grav/Framework/Flex/FlexForm.php
+++ b/system/src/Grav/Framework/Flex/FlexForm.php
@@ -12,6 +12,7 @@ namespace Grav\Framework\Flex;
 use Grav\Common\Data\Data;
 use Grav\Common\Data\ValidationException;
 use Grav\Common\Grav;
+use Grav\Common\Utils;
 use Psr\Http\Message\ServerRequestInterface;
 use Psr\Http\Message\UploadedFileInterface;
 
@@ -23,6 +24,8 @@ class FlexForm implements \Serializable
 {
     /** @var string */
     private $name;
+    /** @var string */
+    private $uniqueid;
     /** @var bool */
     private $submitted;
     /** @var string[] */
@@ -60,6 +63,15 @@ class FlexForm implements \Serializable
         return "flex-{$object->getType(false)}-{$this->name}";
     }
 
+    public function getUniqueId() : string
+    {
+        if (null === $this->uniqueid) {
+            $this->uniqueid = Utils::generateRandomString(20);
+        }
+
+        return $this->uniqueid;
+    }
+
     /**
      * @return string
      */