/**
*
* @param string $fieldName
* @param Entity $entity
* @param ValidationState $validationState
*/
public function __construct($fieldName, Entity $entity, Request $request, ValidationState $validationState)
{
$this->fieldName = $fieldName;
$this->entity = $entity;
$this->modelTable = $this->entity->getModelTable();
$this->request = $request;
$this->fieldDefinitionHelper = $this->modelTable->getFieldDefinitionHelper();
$this->configurationHelper = new \PvikAdminTools\Library\ConfigurationHelper();
$this->configurationHelper->setCurrentTable($this->modelTable->getModelTableName());
$this->validationState = $validationState;
if ($this->entity->getPrimaryKey() == null || $this->entity->getPrimaryKey() == '') {
$this->isNewEntity = true;
} else {
$this->isNewEntity = false;
}
$this->preset = '';
}
/**
* Deletes the reference from entities to the object by the current foreign key for a field name
* @param \Pvik\Database\ORM\Entity $object
* @param string $fieldName
*/
public function deleteForeignKeyReference(\Pvik\Database\ORM\Entity $object, $fieldName)
{
$helper = $this->modelTable->getFieldDefinitionHelper();
$foreignModelTable = $helper->getModelTable($fieldName);
// get the key that refers to the foreign object (AuthorID from a book)
$foreignKey = $object->getFieldData($fieldName);
$foreignObject = $foreignModelTable->getCache()->loadByPrimaryKey($foreignKey);
// if object exist in cache and needs to be updated
if ($foreignObject != null) {
// look through foreign model
$foreignHelper = $foreignModelTable->getFieldDefinitionHelper();
foreach ($foreignHelper->getManyForeignObjectsFieldList() as $foreignModelTableFieldName) {
// searching for a ManyForeignObjects field with ForeignKey reference to this field
if ($foreignHelper->getModelTableName($foreignModelTableFieldName) == $this->modelTable->getModelTableName() && $foreignHelper->getForeignKeyFieldName($foreignModelTableFieldName) == $fieldName) {
// Author.Books.ForeignKey is AuthorID
$oldKeys = $foreignObject->getFieldData($foreignModelTableFieldName);
// delete from old keys
$foreignObject->setFieldData($foreignModelTableFieldName, str_replace($object->getPrimaryKey(), '', $oldKeys));
break;
}
}
}
}