class Registry
{
/**
* Returns the connection
*/
public static function getConnection()
{
return new Connection(array("host" => "localhost", "username" => "root", "password" => "secret", "dbname" => "invo"));
}
}
class SomeComponent
{
protected $_connection;
/**
* Sets the connection externally
*/
public function setConnection($connection)
{
$this->_connection = $connection;
}
public function someDbTask()
{
$connection = $this->_connection;
// ...
}
}
$some = new SomeComponent();
//Pass the connection defined in the registry
$some->setConnection(Registry::getConnection());
$some->someDbTask();
