Available from version 1.16.0 (r52361)
Allow for site and per-namespace customization of contribution/copyright notice.
Define function:
public static function onEditPageCopyrightWarning( $title, &$msg ) { ... }
Attach hook:

In extension.json:

	"Hooks": {
		"EditPageCopyrightWarning": "MyExtensionHooks::onEditPageCopyrightWarning"

For MediaWiki ≤1.25:

$wgHooks['EditPageCopyrightWarning'][] = 'MyExtensionHooks::onEditPageCopyrightWarning';
Called from:File(s): EditPage.php

For more information about attaching hooks, see Manual:Hooks.
For examples of extensions using this hook, see Category:EditPageCopyrightWarning extensions.


  • $title: title of page being edited
  • &$msg: localization message name, overridable. Default is either 'copyrightwarning' or 'copyrightwarning2'