/**
  * {@inheritdoc}
  */
 protected function createChoiceLoader($group = false)
 {
     $objects = $this->objects;
     $this->objectLoader->expects($this->any())->method('getEntities')->will($this->returnCallback(function () use($objects) {
         $values = array();
         foreach ($objects as $object) {
             $values[$object->getLabel()] = $object;
         }
         return $values;
     }));
     $this->objectLoader->expects($this->any())->method('getEntitiesByIds')->will($this->returnCallback(function ($idField, $values) use($objects) {
         $entities = array();
         foreach ($values as $id) {
             if (isset($objects[$id]) && is_string($idField)) {
                 $entities[$id] = $objects[$id];
             }
         }
         return $entities;
     }));
     $this->idReader->expects($this->any())->method('getIdField')->will($this->returnValue('id'));
     $this->idReader->expects($this->any())->method('isSingleId')->will($this->returnValue(true));
     $this->idReader->expects($this->any())->method('getIdValue')->will($this->returnCallback(function ($value) use($objects) {
         foreach ($objects as $i => $object) {
             if ($object === $value) {
                 return $i;
             }
         }
         throw new RuntimeException('MOCK_EXCEPTION');
     }));
     return new DynamicDoctrineChoiceLoader($this->objectLoader, $this->idReader, 'label');
 }
 /**
  * {@inheritdoc}
  */
 public function loadChoicesForValues(array $values, $value = null)
 {
     // Performance optimization
     // Also prevents the generation of "WHERE id IN ()" queries through the
     // object loader. At least with MySQL and on the development machine
     // this was tested on, no exception was thrown for such invalid
     // statements, consequently no test fails when this code is removed.
     // https://github.com/symfony/symfony/pull/8981#issuecomment-24230557
     if (empty($values)) {
         return array();
     }
     // Optimize performance in case we have an object loader and
     // a single-field identifier
     $optimize = null === $value || is_array($value) && $this->idReader === $value[0];
     if ($optimize && !$this->choiceList && $this->objectLoader && $this->idReader->isSingleId()) {
         $unorderedObjects = $this->objectLoader->getEntitiesByIds($this->idReader->getIdField(), $values);
         $objectsById = array();
         $objects = array();
         // Maintain order and indices from the given $values
         // An alternative approach to the following loop is to add the
         // "INDEX BY" clause to the Doctrine query in the loader,
         // but I'm not sure whether that's doable in a generic fashion.
         foreach ($unorderedObjects as $object) {
             $objectsById[(string) $this->idReader->getIdValue($object)] = $object;
         }
         foreach ($values as $i => $id) {
             if (isset($objectsById[$id])) {
                 $objects[$i] = $objectsById[$id];
             }
         }
         return $objects;
     }
     return $this->loadChoiceList($value)->getChoicesForValues($values);
 }
Пример #3
0
 public function testLoadChoicesForValuesLoadsOnlyChoicesIfValueIsIdReader()
 {
     $loader = new DoctrineChoiceLoader($this->om, $this->class, $this->idReader, $this->objectLoader);
     $choices = array($this->obj2, $this->obj3);
     $value = array($this->idReader, 'getIdValue');
     $this->idReader->expects($this->any())->method('isSingleId')->willReturn(true);
     $this->idReader->expects($this->any())->method('getIdField')->willReturn('idField');
     $this->repository->expects($this->never())->method('findAll');
     $this->objectLoader->expects($this->once())->method('getEntitiesByIds')->with('idField', array('2'))->willReturn($choices);
     $this->idReader->expects($this->any())->method('getIdValue')->willReturnMap(array(array($this->obj2, '2'), array($this->obj3, '3')));
     $this->assertSame(array($this->obj2), $loader->loadChoicesForValues(array('2'), $value));
 }
 /**
  * Returns the ID value for an object.
  *
  * This method assumes that the object has a single-column ID.
  *
  * @param object $object The object.
  *
  * @return mixed The ID value.
  */
 public function getIdValue($object)
 {
     if (!$object) {
         return;
     }
     if (!$this->om->contains($object)) {
         throw new RuntimeException('Entities passed to the choice field must be managed. Maybe ' . 'persist them in the entity manager?');
     }
     $this->om->initializeObject($object);
     $idValue = current($this->classMetadata->getIdentifierValues($object));
     if ($this->associationIdReader) {
         $idValue = $this->associationIdReader->getIdValue($idValue);
     }
     return $idValue;
 }
 /**
  * {@inheritdoc}
  */
 public function loadValuesForChoices(array $choices, $value = null)
 {
     // Performance optimization
     if (empty($choices)) {
         return array();
     }
     $values = array();
     foreach ($choices as $i => $object) {
         if (is_object($object)) {
             try {
                 $values[$i] = (string) $this->idReader->getIdValue($object);
             } catch (RuntimeException $e) {
                 if (!$this->isAllowAdd()) {
                     throw $e;
                 }
             }
         } elseif ($this->isAllowAdd()) {
             $values[$i] = $object;
         }
     }
     return $values;
 }