* the action is disabled, or null if it's not recognised
* @param $action String
* @param $overrides Array
- * @return bool|null|string
+ * @return bool|null|string|callable
*/
final private static function getClass( $action, array $overrides ) {
global $wgActions;
* if it is not recognised
*/
final public static function factory( $action, Page $page, IContextSource $context = null ) {
- $class = self::getClass( $action, $page->getActionOverrides() );
- if ( $class ) {
- $obj = new $class( $page, $context );
+ $classOrCallable = self::getClass( $action, $page->getActionOverrides() );
+
+ if ( is_string( $classOrCallable ) ) {
+ $obj = new $classOrCallable( $page, $context );
return $obj;
}
- return $class;
+
+ if ( is_callable( $classOrCallable ) ) {
+ return call_user_func_array( $classOrCallable, array( $page, $context ) );
+ }
+
+ return $classOrCallable;
}
/**
/**
* Shortcut to get the user Language being used for this instance
*
- * @deprecated 1.19 Use getLanguage instead
+ * @deprecated since 1.19 Use getLanguage instead
* @return Language
*/
final public function getLang() {
}
/**
- * Protected constructor: use Action::factory( $action, $page ) to actually build
- * these things in the real world
+ * Constructor.
+ *
+ * Only public since 1.21
+ *
* @param $page Page
* @param $context IContextSource
*/
- protected function __construct( Page $page, IContextSource $context = null ) {
+ public function __construct( Page $page, IContextSource $context = null ) {
$this->page = $page;
$this->context = $context;
}
* Add pre- or post-text to the form
* @return String HTML which will be sent to $form->addPreText()
*/
- protected function preText() { return ''; }
+ protected function preText() {
+ return '';
+ }
/**
* @return string
*/
- protected function postText() { return ''; }
+ protected function postText() {
+ return '';
+ }
/**
* Play with the HTMLForm if you need to more substantially
* @param $form HTMLForm
*/
- protected function alterForm( HTMLForm $form ) {}
+ protected function alterForm( HTMLForm $form ) {
+ }
/**
* Get the HTMLForm to control behavior