/**
* Delete an mm-relation from a relation table
*
* @param \TYPO3\CMS\Extbase\DomainObject\DomainObjectInterface $relatedObject The related object
* @param \TYPO3\CMS\Extbase\DomainObject\DomainObjectInterface $parentObject The parent object
* @param string $parentPropertyName The name of the parent object's property where the related objects are stored in
* @return bool
*/
protected function deleteRelationFromRelationtable(\TYPO3\CMS\Extbase\DomainObject\DomainObjectInterface $relatedObject, \TYPO3\CMS\Extbase\DomainObject\DomainObjectInterface $parentObject, $parentPropertyName)
{
$dataMap = $this->dataMapper->getDataMap(get_class($parentObject));
$columnMap = $dataMap->getColumnMap($parentPropertyName);
$relationTableName = $columnMap->getRelationTableName();
$relationMatchFields = array($columnMap->getParentKeyFieldName() => (int) $parentObject->getUid(), $columnMap->getChildKeyFieldName() => (int) $relatedObject->getUid());
$relationTableMatchFields = $columnMap->getRelationTableMatchFields();
if (is_array($relationTableMatchFields)) {
$relationMatchFields = array_merge($relationTableMatchFields, $relationMatchFields);
}
$res = $this->storageBackend->removeRow($relationTableName, $relationMatchFields, false);
return $res;
}
/**
* Since ExtBase isn't forcing the one to one relationships
* for FileReferences, we're doing it here.
*
* ASSUMPTION: FileReference to File is one to one as well.
* Meaning, deleting a FileReference will delete the File.
*
* NOTE: At this point, the FileReference object has not been saved
* in the database.
*
* @param FileReference $fileReference
* @param \TYPO3\CMS\Extbase\DomainObject\DomainObjectInterface $object
* @param string $fieldname
* @param string $propertyPath
*/
public function saveOneToOne(\TYPO3\CMS\Extbase\DomainObject\DomainObjectInterface $object, $fieldname, FileReference $fileReference, $propertyPath = 'file')
{
// This is a new $object, unlikely to have any existing FileReferences for this field.
if (!$object->getUid() || $fileReference->getUid()) {
return $this->save($fileReference, $propertyPath);
}
// Remove all FileReferences for this field
$datamap = $this->dataMapper->getDataMap(get_class($object));
$this->removeFileReferences($object->getUid(), $datamap->getTableName(), $fieldname);
return $this->save($fileReference, $propertyPath);
}
/**
* Get element uid
*
* @param array|DomainObjectInterface $element
*
* @return int|NULL
*/
protected function getElementUid($element)
{
if ($element instanceof DomainObjectInterface) {
if ($element instanceof AbstractLocalizedEntity) {
return (int) $element->getLocalizedUid();
}
return (int) $element->getUid();
}
if (is_array($element) && isset($element['uid'])) {
return (int) $element['uid'];
}
return NULL;
}
