FilterEagerLoadingExtension accepts joins with class name as join value

It is mainly useful to add left joins on reversed mapping.

Author: David Duquenoy

src/Bridge/Doctrine/Orm/Extension/FilterEagerLoadingExtension.php

@@ -135,6 +135,9 @@ private function getQueryBuilderWithNewAliases(QueryBuilder $queryBuilder, Query
             /** @var Join $joinPart */
             $joinString = str_replace($aliases, $replacements, $joinPart->getJoin());
             $pos = strpos($joinString, '.');
+            if (false === $pos) {
+                continue;
+            }
             $alias = substr($joinString, 0, $pos);
             $association = substr($joinString, $pos + 1);
             $condition = str_replace($aliases, $replacements, $joinPart->getCondition());

tests/Bridge/Doctrine/Orm/Extension/FilterEagerLoadingExtensionTest.php

@@ -302,6 +302,7 @@ public function testFetchEagerWithNoForceEager()
     {
         $resourceMetadataFactoryProphecy = $this->prophesize(ResourceMetadataFactoryInterface::class);
         $resourceMetadataFactoryProphecy->create(CompositeRelation::class)->willReturn(new ResourceMetadata(CompositeRelation::class));
+        $resourceMetadataFactoryProphecy->create(DummyCar::class)->willReturn(new ResourceMetadata(DummyCar::class));
 
         $classMetadata = new ClassMetadataInfo(CompositeRelation::class);
         $classMetadata->isIdentifierComposite = true;
@@ -322,6 +323,7 @@ public function testFetchEagerWithNoForceEager()
             ->innerJoin('o.compositeItem', 'item')
             ->innerJoin('o.compositeLabel', 'label')
             ->leftJoin('o.foo', 'foo', 'WITH', 'o.bar = item.foo')
+            ->leftJoin(DummyCar::class, 'car', 'WITH', 'car.id = o.car')
             ->where('item.field1 = :foo')
             ->setParameter('foo', 1);
 
@@ -331,6 +333,7 @@ public function testFetchEagerWithNoForceEager()
         $queryNameGenerator->generateJoinAlias('o')->shouldBeCalled()->willReturn('o_2');
 
         $queryNameGenerator->generateJoinAlias('foo')->shouldBeCalled()->willReturn('foo_2');
+        $queryNameGenerator->generateJoinAlias(DummyCar::class)->shouldNotBeCalled();
 
         $filterEagerLoadingExtension = new FilterEagerLoadingExtension($resourceMetadataFactoryProphecy->reveal(), false);
         $filterEagerLoadingExtension->applyToCollection($qb, $queryNameGenerator->reveal(), CompositeRelation::class, 'get');
@@ -341,6 +344,7 @@ public function testFetchEagerWithNoForceEager()
 INNER JOIN o.compositeItem item
 INNER JOIN o.compositeLabel label
 LEFT JOIN o.foo foo WITH o.bar = item.foo
+LEFT JOIN ApiPlatform\Core\Tests\Fixtures\TestBundle\Entity\DummyCar car WITH car.id = o.car
 WHERE o.item IN(
     SELECT IDENTITY(o_2.item) FROM ApiPlatform\Core\Tests\Fixtures\TestBundle\Entity\CompositeRelation o_2
     INNER JOIN o_2.compositeItem item_2