Allow setting a form message prefix in FormSpecialPage

Change-Id: Iff14a626853c98190a1aba8263b8a7ec79e9b9b5

diff --git a/includes/SpecialPage.php b/includes/SpecialPage.php
index e844d93..da150c9 100644 (file)
--- a/includes/SpecialPage.php
+++ b/includes/SpecialPage.php
@@ -878,6 +878,16 @@ abstract class FormSpecialPage extends SpecialPage {
         */
        protected function alterForm( HTMLForm $form ) {}
 
+       /**
+        * Get message prefix for HTMLForm
+        *
+        * @since 1.21
+        * @return string
+        */
+       protected function getMessagePrefix() {
+               return strtolower( $this->getName() );
+       }
+
        /**
         * Get the HTMLForm to control behaviour
         * @return HTMLForm|null
@@ -885,11 +895,11 @@ abstract class FormSpecialPage extends SpecialPage {
        protected function getForm() {
                $this->fields = $this->getFormFields();
 
-               $form = new HTMLForm( $this->fields, $this->getContext() );
+               $form = new HTMLForm( $this->fields, $this->getContext(), $this->getMessagePrefix() );
                $form->setSubmitCallback( array( $this, 'onSubmit' ) );
-               $form->setWrapperLegend( $this->msg( strtolower( $this->getName() ) . '-legend' ) );
+               $form->setWrapperLegend( $this->msg( $this->getMessagePrefix() . '-legend' ) );
                $form->addHeaderText(
-                       $this->msg( strtolower( $this->getName() ) . '-text' )->parseAsBlock() );
+                       $this->msg( $this->getMessagePrefix() . '-text' )->parseAsBlock() );
 
                // Retain query parameters (uselang etc)
                $params = array_diff_key(