includes/htmlform/fields/HTMLUserTextField.php

   1 <?php
   2
   3 use MediaWiki\Widget\UserInputWidget;
   4
   5 /**
   6  * Implements a text input field for user names.
   7  * Automatically auto-completes if using the OOUI display format.
   8  *
   9  * FIXME: Does not work for forms that support GET requests.
  10  *
  11  * Optional parameters:
  12  * 'exists' - Whether to validate that the user already exists
  13  *
  14  * @since 1.26
  15  */
  16 class HTMLUserTextField extends HTMLTextField {
  17         public function __construct( $params ) {
  18                 $params += [
  19                         'exists' => false,
  20                         'ipallowed' => false,
  21                 ];
  22
  23                 parent::__construct( $params );
  24         }
  25
  26         public function validate( $value, $alldata ) {
  27                 // check, if a user exists with the given username
  28                 $user = User::newFromName( $value, false );
  29
  30                 if ( !$user ) {
  31                         return $this->msg( 'htmlform-user-not-valid', $value )->parse();
  32                 } elseif (
  33                         ( $this->mParams['exists'] && $user->getId() === 0 ) &&
  34                         !( $this->mParams['ipallowed'] && User::isIP( $value ) )
  35                 ) {
  36                         return $this->msg( 'htmlform-user-not-exists', $user->getName() )->parse();
  37                 }
  38
  39                 return parent::validate( $value, $alldata );
  40         }
  41
  42         protected function getInputWidget( $params ) {
  43                 return new UserInputWidget( $params );
  44         }
  45
  46         protected function shouldInfuseOOUI() {
  47                 return true;
  48         }
  49
  50         protected function getOOUIModules() {
  51                 return [ 'mediawiki.widgets.UserInputWidget' ];
  52         }
  53
  54         public function getInputHtml( $value ) {
  55                 // add the required module and css class for user suggestions in non-OOUI mode
  56                 $this->mParent->getOutput()->addModules( 'mediawiki.userSuggest' );
  57                 $this->mClass .= ' mw-autocomplete-user';
  58
  59                 // return parent html
  60                 return parent::getInputHTML( $value );
  61         }
  62 }