User:Robchurch/Minimum Username Length

This is an older, obsolete version of the extension. The code here will not be maintained. For the stable "released" version, please see Extension:Minimum Name Length.

<?php

/**
 * Extension enforces a minimum username length
 * during account registration
 *
 * @package MediaWiki
 * @subpackage Extensions
 * @author Rob Church <robchur@gmail.com>
 */
if( defined( 'MEDIAWIKI' ) ) {

        $wgHooks['AbortNewAccount'][] = 'efMinimumNameLength';
        $wgExtensionCredits['other'][] = array(
                'name' => 'Minimum Username Length',
                'author' => 'Rob Church'
        );
        
        /**
         * Minimum username length to enforce
         */
        $wgMinimumUsernameLength = 5;
        
        /**
         * Hooks account creation and checks the
         * username length, cancelling with an error
         * if the username is too short
         *
         * @param User $user User object being created
         * @param string $error Reference to error message to show
         * @return bool
         */
        function efMinimumNameLength( $user, &$error ) {
                global $wgMinimumUsernameLength;
                if( mb_strlen( $user->getName() ) < $wgMinimumUsernameLength ) {
                        $error = 'Your username is too short. The minimum length is ' . $wgMinimumUsernameLength . '.';
                        return false;
                } else {
                        return true;
                }
        }

} else {
        echo( "This file is an extension to the MediaWiki software. It cannot be used standalone.\n" );
        exit( 1 );
}

?>