public function setFields()
{
parent::setFields();
$this->fields[self::FIELD_ParentID] = new \Core\ORM_Fields_Integer($this, self::FIELD_ParentID, 'Tree Parent ID', 'system');
$this->fields[self::FIELD_Level] = new \Core\ORM_Fields_Integer($this, self::FIELD_Level, 'Tree Level', 'system');
$this->fields[self::FIELD_LeftKey] = new \Core\ORM_Fields_Integer($this, self::FIELD_LeftKey, 'Tree Left Key', 'system');
$this->fields[self::FIELD_RightKey] = new \Core\ORM_Fields_Integer($this, self::FIELD_RightKey, 'Tree Right Key', 'system');
}
/**
* @param string $counter_field_name
* @param ORM_Record $changed_record
* @param string $changed_record_field_name
* @param int $delta
*
* @return bool
*/
public function counterUpdateMulti($counter_field_name, ORM_Record $changed_record, $changed_record_field_name, $delta = 1)
{
$action = null;
$old_value = \Lib_Text::clearIDs($changed_record->getShadow($changed_record_field_name));
$new_value = \Lib_Text::clearIDs($changed_record->getFieldValue($changed_record_field_name));
if (empty(array_diff($new_value, $old_value)) && empty(array_diff($old_value, $new_value))) {
return false;
}
$ids_removed = array_diff($old_value, $new_value);
$ids_added = array_diff($new_value, $old_value);
foreach ($ids_removed as $id) {
$record_counter = $this->getByID($id);
if (null !== $record_counter) {
$record_counter->counterDecrement($counter_field_name, $delta);
}
}
foreach ($ids_added as $id) {
$record_counter = $this->getByID($id);
if (null !== $record_counter) {
$record_counter->counterIncrement($counter_field_name, $delta);
}
}
return true;
}
