fix: 多态关联模型多态类型未定义时抛出异常

top-think · Sep 27, 2022 · e1974a4 · e1974a4
1 parent d86a204
commit e1974a4
Showing 1 changed file with 11 additions and 6 deletions.
diff --git a/src/model/relation/MorphTo.php b/src/model/relation/MorphTo.php
@@ -310,13 +310,18 @@ protected function eagerlyMorphToOne(string $model, string $relation, Model $res
     {
         // 预载入关联查询 支持嵌套预载入
         $pk   = $this->parent->{$this->morphKey};
-        $data = (new $model)->with($subRelation)
-            ->cache($cache[0] ?? false, $cache[1] ?? null, $cache[2] ?? null)
-            ->find($pk);
 
-        if ($data) {
-            $data->setParent(clone $result);
-            $data->exists(true);
+        $data = null;
+
+        if(\class_exists($model)){
+            $data = (new $model)->with($subRelation)
+                ->cache($cache[0] ?? false, $cache[1] ?? null, $cache[2] ?? null)
+                ->find($pk);
+
+            if ($data) {
+                $data->setParent(clone $result);
+                $data->exists(true);
+            }
         }
 
         $result->setRelation($relation, $data ?: null);