/**
* 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
* @param \TYPO3\Fluid\Core\Rendering\RenderingContextInterface $renderingContext
* @return mixed Value of the property
*/
public static function getPropertyPath($subject, $propertyPath, \TYPO3\Fluid\Core\Rendering\RenderingContextInterface $renderingContext)
{
$propertyPathSegments = explode('.', $propertyPath);
foreach ($propertyPathSegments as $pathSegment) {
$propertyExists = FALSE;
$propertyValue = \TYPO3\Fluid\Reflection\ObjectAccess::getPropertyInternal($subject, $pathSegment, FALSE, $propertyExists);
if ($propertyExists !== TRUE && (is_array($subject) || $subject instanceof \ArrayAccess) && isset($subject[$pathSegment])) {
$subject = $subject[$pathSegment];
} else {
$subject = $propertyValue;
}
if ($subject instanceof \TYPO3\Fluid\Core\Parser\SyntaxTree\RenderingContextAwareInterface) {
$subject->setRenderingContext($renderingContext);
}
}
return $subject;
}
/**
* @param string $term
* @return string
*/
public function autocompleteAction($term)
{
$searchProperty = $this->widgetConfiguration['searchProperty'];
$query = $this->widgetConfiguration['objects']->getQuery();
$constraint = $query->getConstraint();
if ($constraint !== NULL) {
$query->matching($query->logicalAnd($constraint, $query->like($searchProperty, '%' . $term . '%', FALSE)));
} else {
$query->matching($query->like($searchProperty, '%' . $term . '%', FALSE));
}
$results = $query->execute();
$output = array();
foreach ($results as $singleResult) {
$val = \TYPO3\Fluid\Reflection\ObjectAccess::getProperty($singleResult, $searchProperty);
$output[] = array('id' => $val, 'label' => $val, 'value' => $val);
}
return json_encode($output);
}
/**
* Groups the given array by the specified groupBy property.
*
* @param array $elements The array / traversable object to be grouped
* @param string $groupBy Group by this property
* @return array The grouped array in the form array('keys' => array('key1' => [key1value], 'key2' => [key2value], ...), 'values' => array('key1' => array([key1value] => [element1]), ...), ...)
*/
protected function groupElements(array $elements, $groupBy)
{
$groups = array('keys' => array(), 'values' => array());
foreach ($elements as $key => $value) {
if (is_array($value)) {
$currentGroupIndex = isset($value[$groupBy]) ? $value[$groupBy] : NULL;
} elseif (is_object($value)) {
$currentGroupIndex = \TYPO3\Fluid\Reflection\ObjectAccess::getPropertyPath($value, $groupBy);
} else {
throw new \TYPO3\Fluid\Core\ViewHelper\Exception('GroupedForViewHelper only supports multi-dimensional arrays and objects', 1253120365);
}
$currentGroupKeyValue = $currentGroupIndex;
if (is_object($currentGroupIndex)) {
$currentGroupIndex = spl_object_hash($currentGroupIndex);
}
$groups['keys'][$currentGroupIndex] = $currentGroupKeyValue;
$groups['values'][$currentGroupIndex][$key] = $value;
}
return $groups;
}
/**
* Get the option value for an object
*
* @param mixed $valueElement
* @return string
*/
protected function getOptionValueScalar($valueElement)
{
if (is_object($valueElement)) {
if ($this->hasArgument('optionValueField')) {
return \TYPO3\Fluid\Reflection\ObjectAccess::getPropertyPath($valueElement, $this->arguments['optionValueField']);
} else {
if ($this->persistenceManager->getBackend()->getIdentifierByObject($valueElement) !== NULL) {
return $this->persistenceManager->getBackend()->getIdentifierByObject($valueElement);
} else {
return (string) $valueElement;
}
}
} else {
return $valueElement;
}
}
/**
* Get the current property of the object bound to this form.
*
* @return mixed Value
*/
protected function getPropertyValue()
{
$formObject = $this->viewHelperVariableContainer->get('TYPO3\\Fluid\\ViewHelpers\\FormViewHelper', 'formObject');
$propertyName = $this->arguments['property'];
if (is_array($formObject)) {
return isset($formObject[$propertyName]) ? $formObject[$propertyName] : NULL;
}
return \TYPO3\Fluid\Reflection\ObjectAccess::getPropertyPath($formObject, $propertyName);
}
