/**
* Create new model from the same base class
* as $this.
*
* @param string $class
* @param array $options
*
* @return Model
*/
public function newInstance($class = null, $options = [])
{
if ($class === null) {
$class = get_class($this);
}
$m = $this->persistence->add($class, $options);
return $m;
}
/**
* Associate model with the data driver.
*
* @param Model|string $m Model which will use this persistence
* @param array $defaults Properties
*
* @return Model
*/
public function add($m, $defaults = [])
{
// Use our own classes for fields, references and expressions unless
// $defaults specify them otherwise.
$defaults = array_merge(['_default_class_addField' => $this->_default_class_addField, '_default_class_hasOne' => $this->_default_class_hasOne, '_default_class_hasMany' => $this->_default_class_hasMany, '_default_class_addExpression' => $this->_default_class_addExpression, '_default_class_join' => $this->_default_class_join], $defaults);
$m = parent::add($m, $defaults);
if (!isset($m->table) || !is_string($m->table) && $m->table !== false) {
throw new Exception(['Property $table must be specified for a model', 'model' => $m]);
}
// When we work without table, we can't have any IDs
if ($m->table === false) {
$m->getElement('id')->destroy();
$m->addExpression('id', '1');
} else {
// SQL databases use ID of int by default
//$m->getElement('id')->type = 'integer';
}
return $m;
}
