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<?php
namespace MediaWiki\Permissions\Hook;
use MediaWiki\Title\Title;
use MediaWiki\User\User;
/**
* This is a hook handler interface, see docs/Hooks.md.
* Use the hook name "userCan" to register handlers implementing this interface.
*
* @deprecated since 1.37 use getUserPermissionsErrors or getUserPermissionsErrorsExpensive instead.
* @ingroup Hooks
*/
interface UserCanHook {
/**
* Use this hook to interrupt or advise the "user can do X to Y article" check.
* If you want to display an error message, try getUserPermissionsErrors.
*
* @since 1.35
*
* @param Title $title Title being checked against
* @param User $user Current user
* @param string $action Action being checked
* @param string &$result Pointer to result returned if hook returns false.
* If null is returned, userCan checks are continued by internal code.
* @return bool|void True or no return value to continue or false to abort
*/
public function onUserCan( $title, $user, $action, &$result );
}
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