public function init()
{
if (!$this->root || !file_exists($this->root)) {
throw new InvalidParamException("The param: 'root' is invalid");
}
$this->services = array_merge($this->defaultServices(), $this->services);
Container::$app = $this;
Container::$instance = new Container();
}
/**
* Shortcut helper function to create object via Object Configuration.
*
* @param $type
* @param array $params
* @return mixed
* @throws InvalidConfigException
*/
function make($type, $params = [])
{
if (!Container::$instance) {
Container::$instance = new Container();
}
if (is_string($type)) {
return Container::$instance->get($type, $params);
} elseif (is_array($type) && isset($type['class'])) {
$class = $type['class'];
unset($type['class']);
return Container::$instance->get($class, $params, $type);
} elseif (is_callable($type, true)) {
return call_user_func($type, $params);
} elseif (is_array($type)) {
throw new InvalidConfigException('Object configuration must be an array containing a "class" element.');
} else {
throw new InvalidConfigException("Unsupported configuration type: " . gettype($type));
}
}
/**
* Returns the actual object referenced by this Instance object.
* @param ServiceLocator|Container $container the container used to locate the referenced object.
* If null, the method will first try `Yii::$app` then `Yii::$container`.
* @return object the actual object referenced by this Instance object.
*/
public function get($container = null)
{
if ($container) {
return $container->get($this->id);
}
if (Container::$app && Container::$app->has($this->id)) {
return Container::$app->get($this->id);
} else {
return Container::$instance->get($this->id);
}
}