Available from version 1.18.0 (r88633, codereview)
Removed in version 1.32.0 (Gerrit change 460085)
Called after building form options for Special:Watchlist.
Define function:
public static function onSpecialWatchlistFilters( $special, &$filters ) { ... }
Attach hook: In extension.json:
	"Hooks": {
		"SpecialWatchlistFilters": "MyExtensionHooks::onSpecialWatchlistFilters"
Called from: File(s): specials/SpecialWatchlist.php
Interface: SpecialWatchlistFiltersHook.php

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


  • $special: the special page object
  • &$filters: associative array of filter definitions. The keys are the HTML name/URL parameters. Each key maps to an associative array with a 'msg' (message key) and a 'default' value.