/**
* Serialize extref to JSON
*
* @param JsonDeserializationVisitor $visitor Visitor
* @param string $url Extref URL
* @param array $type Type
* @param Context $context Context
* @return ExtReference|null
*/
public function deserializeExtReferenceFromJson(JsonDeserializationVisitor $visitor, $url, array $type, Context $context)
{
try {
return $this->converter->getExtReference($visitor->visitString($url, $type, $context));
} catch (\InvalidArgumentException $e) {
return null;
}
}
/**
* Transforms a string (url) to an object (extref)
*
* @param string $url extref url
* @return ExtReference|null
* @throws TransformationFailedException if url is not valid
*/
public function reverseTransform($url)
{
if ($url === '' || $url === null) {
return null;
}
try {
return $this->converter->getExtReference($url);
} catch (\InvalidArgumentException $e) {
throw new TransformationFailedException(sprintf('Cannot transform URL "%s" to extref', $url), 0, $e);
}
}
/**
* loops our structure recursively to find all $ref objects that need to be converted
* either from that or to that..
*
* @param mixed $input input structure
*
* @return array altered structure with replaced $ref objects
*/
public static function processDynExtRefs($input)
{
if ($input instanceof \stdClass) {
if (!empty(get_object_vars($input))) {
$input = self::processDynExtRefs(get_object_vars($input));
}
return $input;
}
$externalRefFieldName = '$ref';
$internalRefFieldName = 'ref';
if (is_array($input)) {
foreach ($input as $key => $value) {
if ($key === $internalRefFieldName) {
if (is_array($value) && isset($value['$ref']) && isset($value['$id'])) {
$extRef = ExtReference::create($value['$ref'], $value['$id']);
$input[$externalRefFieldName] = self::$extRefConverter->getUrl($extRef);
unset($input[$internalRefFieldName]);
}
} elseif ($key === $externalRefFieldName) {
$extRef = self::$extRefConverter->getExtReference($value);
$input[$internalRefFieldName] = $extRef->jsonSerialize();
unset($input[$externalRefFieldName]);
} else {
if (is_array($value)) {
$value = self::processDynExtRefs($value);
}
$input[$key] = $value;
}
}
}
return $input;
}
/**
* Test ExtRefTransformer::reverseTransform() with valid url
*
* @return string
*/
public function testReverseTransformValid()
{
$extref = ExtReference::create('ref', 'id');
$url = 'extref-url';
$this->converter->expects($this->once())->method('getExtReference')->with($url)->willReturn($extref);
$this->assertEquals($extref, $this->transformer->reverseTransform($url));
}
/**
* Test ExtReferenceHandler::deserializeExtReferenceFromJson()
*
* @return void
*/
public function testDeserializeExtReferenceFromJson()
{
$type = [__LINE__];
$context = DeserializationContext::create();
$url = __FUNCTION__;
$extref = ExtReference::create(__METHOD__, __FILE__);
$this->converter->expects($this->once())->method('getExtReference')->with($url)->willReturn($extref);
$this->deserializationVisitor->expects($this->once())->method('visitString')->with($url, $type, $context)->willReturn($url);
$handler = new ExtReferenceHandler($this->converter);
$this->assertEquals($extref, $handler->deserializeExtReferenceFromJson($this->deserializationVisitor, $url, $type, $context));
}
/**
* Get DbRef from extref URL
*
* @param string $url Extref URL representation
* @return object
*/
private function getDbRefValue($url)
{
if ($url === null) {
return null;
}
try {
$extref = $this->converter->getExtReference($url);
return \MongoDBRef::create($extref->getRef(), $extref->getId());
} catch (\InvalidArgumentException $e) {
//make up some invalid refs to ensure we find nothing if an invalid url was given
return \MongoDBRef::create(false, false);
}
}
/**
* Test ExtReferenceSearchListener::onVisitNode() with context
*
* @return void
*/
public function testOnVisitNodeWithContext()
{
$extrefMapping = ['route.id' => ['array.0.field.$ref']];
$extrefUrl = 'extref.url';
$extrefValue = ExtReference::create('Ref', 'id');
$dbRefValue = \MongoDBRef::create($extrefValue->getRef(), $extrefValue->getId());
$this->requestAttrs->expects($this->once())->method('get')->with('_route')->willReturn('route.id');
$this->converter->expects($this->once())->method('getExtReference')->with($extrefUrl)->willReturn($extrefValue);
$node = new EqNode('field.$ref', $extrefUrl);
$context = new \SplStack();
$context->push(new ElemMatchNode('array', $node));
$builder = $this->getMockBuilder('Doctrine\\ODM\\MongoDB\\Query\\Builder')->disableOriginalConstructor()->getMock();
$event = new VisitNodeEvent($node, $builder, $context);
$listener = $this->createListener($extrefMapping);
$listener->onVisitNode($event);
$this->assertNotSame($node, $event->getNode());
$this->assertSame($builder, $event->getBuilder());
$this->assertEquals(new EqNode('field.$ref', $dbRefValue), $event->getNode());
}
