/**
* Handle the update of a MetaModel and all attached data.
*
* @param PostPersistModelEvent $event The event.
*
* @return void
*/
public function handleUpdate(PostPersistModelEvent $event)
{
if ($event->getEnvironment()->getDataDefinition()->getName() !== 'tl_metamodel') {
return;
}
$old = $event->getOriginalModel();
$new = $event->getModel();
$oldTable = $old ? $old->getProperty('tableName') : null;
$newTable = $new->getProperty('tableName');
// Table name changed?
if ($oldTable !== $newTable) {
if ($oldTable && $this->getDatabase()->tableExists($oldTable, null, true)) {
TableManipulation::renameTable($oldTable, $newTable);
// TODO: notify attributes that the MetaModel has changed its table name.
} else {
TableManipulation::createTable($newTable);
}
}
TableManipulation::setVariantSupport($newTable, $new->getProperty('varsupport'));
}
/**
* Encode the given value from a real language array into a serialized language array.
*
* @param EncodePropertyValueFromWidgetEvent $event The event.
*
* @return void
*
* @throws \RuntimeException When the column name is illegal or duplicate.
*/
public function encodeColumnNameValue(EncodePropertyValueFromWidgetEvent $event)
{
if ($event->getEnvironment()->getDataDefinition()->getName() !== 'tl_metamodel_attribute' || $event->getProperty() !== 'colname') {
return;
}
$oldColumnName = $event->getModel()->getProperty($event->getProperty());
$columnName = $event->getValue();
$metaModel = $this->getMetaModelByModelPid($event->getModel());
if (!$columnName || $oldColumnName !== $columnName) {
TableManipulation::checkColumnDoesNotExist($metaModel->getTableName(), $columnName);
$colNames = array_keys($metaModel->getAttributes());
if (in_array($columnName, $colNames)) {
throw new \RuntimeException(sprintf($event->getEnvironment()->getTranslator()->translate('columnExists', 'ERR'), $columnName, $metaModel->getTableName()));
}
}
}
/**
* Renames the underlying database structure for this field.
*
* @param string $strNewColumnName The new column name.
*
* @return void
*/
public function renameColumn($strNewColumnName)
{
TableManipulation::checkColumnName($strNewColumnName);
if ($this->getColName() && $this->getMetaModel()->getServiceContainer()->getDatabase()->fieldExists($this->getColName(), $this->getMetaModel()->getTableName(), true)) {
TableManipulation::renameColumn($this->getMetaModel()->getTableName(), $this->getColName(), $strNewColumnName, $this->getSQLDataType());
} else {
$strBackupColName = $this->getColName();
$this->set('colname', $strNewColumnName);
$this->createColumn();
$this->set('colname', $strBackupColName);
}
}
