From 55ea07dbc2f55b83931ab07383e45dfdc5b717fa Mon Sep 17 00:00:00 2001
From: Duncan McClean <duncan@duncanmcclean.com>
Date: Tue, 28 May 2024 18:59:12 +0100
Subject: [PATCH] [5.x] Fix error when serializing eloquent query builders
 (#10189)

---
 src/Query/EloquentQueryBuilder.php | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/Query/EloquentQueryBuilder.php b/src/Query/EloquentQueryBuilder.php
index 5297ac77aa..e12b349e0b 100644
--- a/src/Query/EloquentQueryBuilder.php
+++ b/src/Query/EloquentQueryBuilder.php
@@ -515,4 +515,22 @@ protected function enforceOrderBy()
             $this->orderBy($this->builder->getModel()->getQualifiedKeyName(), 'asc');
         }
     }
+
+    public function __serialize(): array
+    {
+        $this->builder->getQuery()->connection = null;
+        $this->builder->getQuery()->grammar = null;
+
+        return get_object_vars($this);
+    }
+
+    public function __unserialize($data): void
+    {
+        foreach ($data as $key => $value) {
+            $this->$key = $value;
+        }
+
+        $this->builder->getQuery()->connection = $this->builder->getModel()->getConnection();
+        $this->builder->getQuery()->grammar = $this->builder->getQuery()->connection->getQueryGrammar();
+    }
 }