/**
* Sets the alias for this table
* @param string $alias Alias for this table
* @param zibo\library\orm\model\ModelMeta $meta Meta of the model of the query, to check if the alias is not a field name
* @return null
*/
private function setAlias($alias, ModelMeta $meta = null)
{
if (String::isEmpty($alias)) {
throw new OrmException('Provided alias is empty');
}
if ($meta && $meta->hasField($alias)) {
throw new OrmException('Provided alias is a field name of model ' . $meta->getName());
}
$this->alias = $alias;
}
function __construct ($obj) {
// Figure out what kind of object we're using
// ModelMeta: use it
if (is_a($obj, 'ModelMeta')) {
$this->meta = $obj;
}
// Model: use it's meta and keep the instance
elseif (is_a($obj, 'Model')) {
$this->meta = $obj->meta();
$this->instance = $obj;
}
// Other (string?): get the ModelMeta based on Model name
else {
$this->meta = ModelMeta::meta($obj);
}
}
public function load_model ($name) {
/*
if (!array_key_exists($name, $this->models) {
return false;
// TODO: maybe throw an exception here...
// throw new Exception(sprintf('Model "%s" not available.', $name));
}
*/
$ok = import(join_path(array($this->models_path, $name . '.php')));
// Make a shortcut for the app on the model
ModelMeta::meta($name)->app = $this;
return $ok;
}
static public function meta() {
return ModelMeta::meta(get_class());
}
function get_meta () {
if (!$this->meta) {
$this->meta = ModelMeta::meta($this->model_name);
}
return $this->meta;
}
private function set_up () {
if (!is_a($this->model_name, 'Model')) {
$this->related_model = ModelMeta::meta($this->model_name);
}
}
