Fixes #3568: When the primary query sets `asArray`, it is not respected by the…

framework/CHANGELOG.md

@@ -39,6 +39,7 @@ Yii Framework 2 Change Log
 - Bug #3559: Use native support for batchInsert in SQLite versions >= 3.7.11 and avoid limitations of the fallback (cebe)
 - Bug #3564: Fixed the bug that primary key columns should not take default values from schema (qiangxue)
 - Bug #3567: Fixed the bug that smallint was treated as string for PostgreSQL (qiangxue)
+- Bug #3568: When the primary query sets `asArray`, it is not respected by the `via` relational query (qiangxue)
 - Bug #3578: Fixed postgreSQL column type detection, added missing types (MDMunir, cebe)
 - Bug #3583: Added typecast to auto value of primary key on insert of sql active record (cebe)
 - Bug #3591: Fixed incomplete obsolete filling in i18n `MessageController::saveMessagesToDb()` (advsm)

framework/db/ActiveRelationTrait.php

@@ -203,8 +203,12 @@ trait ActiveRelationTrait
             $this->filterByModels($viaModels);
         } elseif (is_array($this->via)) {
             // via relation
-            /* @var $viaQuery ActiveRelationTrait */
+            /* @var $viaQuery ActiveRelationTrait|ActiveQueryTrait */
             list($viaName, $viaQuery) = $this->via;
+            if ($viaQuery->asArray === null) {
+                // inherit asArray from primary query
+                $viaQuery->asArray($this->asArray);
+            }
             $viaQuery->primaryModel = null;
             $viaModels = $viaQuery->populateRelation($viaName, $primaryModels);
             $this->filterByModels($viaModels);

tests/unit/framework/db/ActiveRecordTest.php

@@ -121,6 +121,9 @@ class ActiveRecordTest extends DatabaseTestCase
         $order = Order::findOne(2);
         $this->assertEquals(2, $order->id);
         $this->assertEquals(0, count($order->books));
+
+        $order = Order::find()->where(['id' => 1])->asArray()->one();
+        $this->assertTrue(is_array($order));
     }
 
     public function testFindEagerViaTable()
@@ -146,6 +149,7 @@ class ActiveRecordTest extends DatabaseTestCase
         // https://github.com/yiisoft/yii2/issues/1402
         $orders = Order::find()->with('books')->orderBy('id')->asArray()->all();
         $this->assertEquals(3, count($orders));
+        $this->assertTrue(is_array($orders[0]['orderItems'][0]));
 
         $order = $orders[0];
         $this->assertTrue(is_array($order));