/**
* Gets a property path from a given object or array.
*
* If propertyPath is "bla.blubb", then we first call getProperty($object, 'bla'),
* and on the resulting object we call getProperty(..., 'blubb').
*
* For arrays the keys are checked likewise.
*
* @param mixed $subject An object or array
* @param string $propertyPath
* @return mixed Value of the property
*/
protected function getPropertyPath($subject, $propertyPath, Tx_Fluid_Core_Rendering_RenderingContextInterface $renderingContext)
{
$propertyPathSegments = explode('.', $propertyPath);
foreach ($propertyPathSegments as $pathSegment) {
if (is_object($subject) && Tx_Extbase_Reflection_ObjectAccess::isPropertyGettable($subject, $pathSegment)) {
$subject = Tx_Extbase_Reflection_ObjectAccess::getProperty($subject, $pathSegment);
} elseif ((is_array($subject) || $subject instanceof ArrayAccess) && isset($subject[$pathSegment])) {
$subject = $subject[$pathSegment];
} else {
return NULL;
}
if ($subject instanceof Tx_Fluid_Core_Parser_SyntaxTree_RenderingContextAwareInterface) {
$subject->setRenderingContext($renderingContext);
}
}
return $subject;
}
/**
* @test
*/
public function isPropertyGettableWorksOnStdClass()
{
$stdClassObject = new stdClass();
$stdClassObject->property = 'foo';
$this->assertTrue(Tx_Extbase_Reflection_ObjectAccess::isPropertyGettable($stdClassObject, 'property'));
$this->assertFalse(Tx_Extbase_Reflection_ObjectAccess::isPropertyGettable($stdClassObject, 'undefinedProperty'));
}
