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<?php /** * Object Registry: get instance of requested and optionally registered object. * * Object (instance of a class) is generater, or returned from internal cache * if it was requested and instantiated before. * * @author Time.ly Network, Inc. * @since 2.0 * @package Ai1EC * @subpackage Ai1EC.Registry */ class Ai1ec_Object_Registry { /** * @var array The internal objects cache */ private $_objects = array(); /** * @var Ai1ec_Loader The Ai1ec_Loader instance used by the registry */ private $_loader = null; /** * Get class instance. * * Return an instance for the requested key, this method has an internal * cache. * * @param string $key Name of previously registered object or parseable * class name * * @return object Instance of the requested class */ public function get( $key ) { $class_data = $this->_loader->resolve_class_name( $key ); if ( ! $class_data ) { throw new Ai1ec_Bootstrap_Exception( 'Unable to resolve class for "' . $key . '"' ); } $class_name = $class_data['c']; $instantiator = $class_data['i']; $args = array_slice( func_get_args(), 1 ); if ( isset ( $class_data['r'] ) ) { array_unshift( $args, $this ); } if ( Ai1ec_Loader::NEWINST === $instantiator ) { return $this->initiate( $class_name, $args ); } if ( Ai1ec_Loader::GLOBALINST === $instantiator ) { if ( ! isset( $this->_objects[$class_name] ) ) { // Ask the loader to load the required files to avoid autoloader $this->_loader->load( $class_name ); $this->_objects[$class_name] = $this->initiate( $class_name, $args ); } return $this->_objects[$class_name]; } // Ok it's a factory. $factory = explode( '.', $instantiator ); return $this->dispatch( $factory[0], $factory[1], $args ); } /** * Instanciate the class given the class names and arguments. * * @param string $class_name The name of the class to instanciate. * @param array $argv An array of aguments for construction. * * @return object A new instance of the requested class */ public function initiate( $class_name, array $argv = array() ) { switch ( count( $argv ) ) { case 0: return new $class_name(); case 1: return new $class_name( $argv[0] ); case 2: return new $class_name( $argv[0], $argv[1] ); case 3: return new $class_name( $argv[0], $argv[1], $argv[2] ); case 4: return new $class_name( $argv[0], $argv[1], $argv[2], $argv[3] ); case 5: return new $class_name( $argv[0], $argv[1], $argv[2], $argv[3], $argv[4] ); } $reflected = new ReflectionClass( $class_name ); return $reflected->newInstanceArgs( $argv ); } /** * A call_user_func_array alternative. * * @param string $class * @param string $method * @param array $params * * @return mixed */ public function dispatch( $class, $method, $params = array() ) { if ( empty( $class ) ) { switch ( count( $params) ) { case 0: return $method(); case 1: return $method( $params[0] ); case 2: return $method( $params[0], $params[1] ); case 3: return $method( $params[0], $params[1], $params[2] ); default: return call_user_func_array( array( $class, $method ), $params ); } } else { // get an instance of the class $class = $this->get( $class ); switch ( count( $params) ) { case 0: return $class->{$method}(); case 1: return $class->{$method}( $params[0] ); case 2: return $class->{$method}( $params[0], $params[1] ); case 3: return $class->{$method}( $params[0], $params[1], $params[2] ); default: return call_user_func_array( array( $class, $method ), $params ); } } } /** * Constructor * * Initialize the Registry * * @param Ai1ec_Loader $ai1ec_loader Instance of Ai1EC classes loader * * @return void Constructor does not return */ public function __construct( $ai1ec_loader ) { $this->_loader = $ai1ec_loader; } } class Ai1ec_Core_Callback { protected $_registry = null; protected $_registry_name = null; protected $_method = null; public function __construct( Ai1ec_Objects_Registry $registry, $path, $method ) { $this->_registry = $registry; $this->_registry_name = $path; $this->_method = $method; } public function execute( array $argv ) { return $this->_registry->get( $this->_registry_name )->{$this->_method}( $argv ); } } $registry = new Ai1ec_Object_Registry(null); for($i = 0; $i < 200; $i++){ $obj = new Ai1ec_Core_Callback($registry, "bla bla bla", "method name"); }