[DDC-1655][DDC-1650][DDC-1556] Fix issues with @postLoad Callback being not fired, or fired multiple times.

lib/Doctrine/ORM/Internal/Hydration/ObjectHydrator.php

@@ -234,20 +234,7 @@ class ObjectHydrator extends AbstractHydrator
 
         $this->_hints['fetchAlias'] = $dqlAlias;
 
-        $entity = $this->_uow->createEntity($className, $data, $this->_hints);
+        return $this->_uow->createEntity($className, $data, $this->_hints);
-
-        //TODO: These should be invoked later, after hydration, because associations may not yet be loaded here.
-        if (isset($this->_ce[$className]->lifecycleCallbacks[Events::postLoad])) {
-            $this->_ce[$className]->invokeLifecycleCallbacks(Events::postLoad, $entity);
-        }
-
-        $evm = $this->_em->getEventManager();
-
-        if ($evm->hasListeners(Events::postLoad)) {
-            $evm->dispatchEvent(Events::postLoad, new LifecycleEventArgs($entity, $this->_em));
-        }
-
-        return $entity;
     }
 
     private function _getEntityFromIdentityMap($className, array $data)

lib/Doctrine/ORM/Internal/Hydration/SimpleObjectHydrator.php

@@ -130,17 +130,6 @@ class SimpleObjectHydrator extends AbstractHydrator
         $uow    = $this->_em->getUnitOfWork();
         $entity = $uow->createEntity($entityName, $data, $this->_hints);
 
-        //TODO: These should be invoked later, after hydration, because associations may not yet be loaded here.
-        if (isset($this->class->lifecycleCallbacks[Events::postLoad])) {
-            $this->class->invokeLifecycleCallbacks(Events::postLoad, $entity);
-        }
-
-        $evm = $this->_em->getEventManager();
-
-        if ($evm->hasListeners(Events::postLoad)) {
-            $evm->dispatchEvent(Events::postLoad, new LifecycleEventArgs($entity, $this->_em));
-        }
-
         $result[] = $entity;
     }
 

lib/Doctrine/ORM/Persisters/BasicEntityPersister.php

@@ -698,16 +698,6 @@ class BasicEntityPersister
 
         $hydrator = $this->_em->newHydrator(Query::HYDRATE_OBJECT);
         $hydrator->hydrateAll($stmt, $this->_rsm, array(Query::HINT_REFRESH => true));
-
-        if (isset($this->_class->lifecycleCallbacks[Events::postLoad])) {
-            $this->_class->invokeLifecycleCallbacks(Events::postLoad, $entity);
-        }
-
-        $evm = $this->_em->getEventManager();
-
-        if ($evm->hasListeners(Events::postLoad)) {
-            $evm->dispatchEvent(Events::postLoad, new LifecycleEventArgs($entity, $this->_em));
-        }
     }
 
     /**

lib/Doctrine/ORM/UnitOfWork.php

@@ -2501,6 +2501,17 @@ class UnitOfWork implements PropertyChangedListener
             }
         }
 
+        if ($overrideLocalValues) {
+            if (isset($class->lifecycleCallbacks[Events::postLoad])) {
+                $class->invokeLifecycleCallbacks(Events::postLoad, $entity);
+            }
+
+
+            if ($this->evm->hasListeners(Events::postLoad)) {
+                $this->evm->dispatchEvent(Events::postLoad, new LifecycleEventArgs($entity, $this->em));
+            }
+        }
+
         return $entity;
     }
 

tests/Doctrine/Tests/ORM/Functional/Ticket/DDC1655Test.php

@@ -0,0 +1,144 @@
+<?php
+
+namespace Doctrine\Tests\ORM\Functional\Ticket;
+
+/**
+ * @group DDC-1655
+ * @group DDC-1640
+ * @group DDC-1556
+ */
+class DDC1655Test extends \Doctrine\Tests\OrmFunctionalTestCase
+{
+    public function setUp()
+    {
+        parent::setUp();
+        try {
+            $this->_schemaTool->createSchema(array(
+                $this->_em->getClassMetadata(__NAMESPACE__ . '\\DDC1655Foo'),
+                $this->_em->getClassMetadata(__NAMESPACE__ . '\\DDC1655Bar'),
+                $this->_em->getClassMetadata(__NAMESPACE__ . '\\DDC1655Baz'),
+            ));
+        } catch(\Exception $e) {
+
+        }
+    }
+
+    public function testPostLoadOneToManyInheritance()
+    {
+        $cm = $this->_em->getClassMetadata(__NAMESPACE__ . '\DDC1655Foo');
+        $this->assertEquals(array("postLoad" => array("postLoad")), $cm->lifecycleCallbacks);
+
+        $cm = $this->_em->getClassMetadata(__NAMESPACE__ . '\DDC1655Bar');
+        $this->assertEquals(array("postLoad" => array("postLoad", "postSubLoaded")), $cm->lifecycleCallbacks);
+
+        $baz = new DDC1655Baz();
+        $foo = new DDC1655Foo();
+        $foo->baz = $baz;
+        $bar = new DDC1655Bar();
+        $bar->baz = $baz;
+
+        $this->_em->persist($foo);
+        $this->_em->persist($bar);
+        $this->_em->persist($baz);
+        $this->_em->flush();
+        $this->_em->clear();
+
+        $baz = $this->_em->find(get_class($baz), $baz->id);
+        foreach ($baz->foos as $foo) {
+            $this->assertEquals(1, $foo->loaded, "should have loaded callback counter incremented for " . get_class($foo));
+        }
+    }
+
+    /**
+     * Check that post load is not executed several times when the entity
+     * is rehydrated again although its already known.
+     */
+    public function testPostLoadInheritanceChild()
+    {
+        $bar = new DDC1655Bar();
+
+        $this->_em->persist($bar);
+        $this->_em->flush();
+        $this->_em->clear();
+
+        $bar = $this->_em->find(get_class($bar), $bar->id);
+        $this->assertEquals(1, $bar->loaded);
+        $this->assertEquals(1, $bar->subLoaded);
+
+        $bar = $this->_em->find(get_class($bar), $bar->id);
+        $this->assertEquals(1, $bar->loaded);
+        $this->assertEquals(1, $bar->subLoaded);
+
+        $dql = "SELECT b FROM " . __NAMESPACE__ . "\DDC1655Bar b WHERE b.id = ?1";
+        $bar = $this->_em->createQuery($dql)->setParameter(1, $bar->id)->getSingleResult();
+
+        $this->assertEquals(1, $bar->loaded);
+        $this->assertEquals(1, $bar->subLoaded);
+
+        $this->_em->refresh($bar);
+
+        $this->assertEquals(2, $bar->loaded);
+        $this->assertEquals(2, $bar->subLoaded);
+    }
+}
+
+/**
+ * @Entity
+ * @InheritanceType("SINGLE_TABLE")
+ * @DiscriminatorMap({
+ *    "foo" = "DDC1655Foo",
+ *    "bar" = "DDC1655Bar"
+ * })
+ * @HasLifecycleCallbacks
+ */
+class DDC1655Foo
+{
+    /** @Id @GeneratedValue @Column(type="integer") */
+    public $id;
+
+    public $loaded = 0;
+
+    /**
+     * @ManyToOne(targetEntity="DDC1655Baz", inversedBy="foos")
+     */
+    public $baz;
+
+    /**
+     * @PostLoad
+     */
+    public function postLoad()
+    {
+        $this->loaded++;
+    }
+}
+
+/**
+ * @Entity
+ * @HasLifecycleCallbacks
+ */
+class DDC1655Bar extends DDC1655Foo
+{
+    public $subLoaded;
+
+    /**
+     * @PostLoad
+     */
+    public function postSubLoaded()
+    {
+        $this->subLoaded++;
+    }
+}
+
+/**
+ * @Entity
+ */
+class DDC1655Baz
+{
+    /** @Id @GeneratedValue @Column(type="integer") */
+    public $id;
+
+    /**
+     * @OneToMany(targetEntity="DDC1655Foo", mappedBy="baz")
+     */
+    public $foos = array();
+}