mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Nuke
synced 2024-12-12 00:26:21 +00:00
425 lines
11 KiB
PHP
425 lines
11 KiB
PHP
<?php
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namespace MediaWiki\Extension\Nuke;
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use ActorMigration;
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use FileDeleteForm;
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use Html;
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use HTMLForm;
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use ListToggle;
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use MediaWiki\Extension\Nuke\Hooks\NukeHookRunner;
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use MediaWiki\MediaWikiServices;
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use PermissionsError;
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use SpecialPage;
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use Title;
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use User;
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use UserBlockedError;
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use UserNamePrefixSearch;
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use WikiPage;
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use Xml;
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class SpecialNuke extends SpecialPage {
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/** @var NukeHookRunner */
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private $hookRunner;
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public function __construct() {
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parent::__construct( 'Nuke', 'nuke' );
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$this->hookRunner = new NukeHookRunner( $this->getHookContainer() );
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}
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public function doesWrites() {
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return true;
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}
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/**
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* @param null|string $par
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*/
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public function execute( $par ) {
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$this->setHeaders();
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$this->checkPermissions();
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$this->checkReadOnly();
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$this->outputHeader();
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$this->addHelpLink( 'Help:Extension:Nuke' );
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$currentUser = $this->getUser();
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$block = $currentUser->getBlock();
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// appliesToRight is presently a no-op, since there is no handling for `delete`,
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// and so will return `null`. `true` will be returned if the block actively
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// applies to `delete`, and both `null` and `true` should result in an error
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if ( $block && ( $block->isSitewide() ||
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( $block->appliesToRight( 'delete' ) !== false ) )
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) {
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throw new UserBlockedError( $block );
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}
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$req = $this->getRequest();
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$target = trim( $req->getText( 'target', $par ) );
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// Normalise name
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if ( $target !== '' ) {
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$user = User::newFromName( $target );
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if ( $user ) {
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$target = $user->getName();
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}
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}
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$msg = $target === '' ?
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$this->msg( 'nuke-multiplepeople' )->inContentLanguage()->text() :
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$this->msg( 'nuke-defaultreason', $target )->
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inContentLanguage()->text();
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$reason = $req->getText( 'wpReason', $msg );
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$limit = $req->getInt( 'limit', 500 );
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$namespace = $req->getVal( 'namespace' );
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$namespace = ctype_digit( $namespace ) ? (int)$namespace : null;
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if ( $req->wasPosted()
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&& $currentUser->matchEditToken( $req->getVal( 'wpEditToken' ) )
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) {
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if ( $req->getVal( 'action' ) === 'delete' ) {
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$pages = $req->getArray( 'pages' );
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if ( $pages ) {
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$this->doDelete( $pages, $reason );
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return;
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}
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} elseif ( $req->getVal( 'action' ) === 'submit' ) {
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$this->listForm( $target, $reason, $limit, $namespace );
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} else {
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$this->promptForm();
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}
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} elseif ( $target === '' ) {
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$this->promptForm();
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} else {
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$this->listForm( $target, $reason, $limit, $namespace );
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}
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}
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/**
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* Prompt for a username or IP address.
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*
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* @param string $userName
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*/
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protected function promptForm( $userName = '' ) {
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$out = $this->getOutput();
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$out->addWikiMsg( 'nuke-tools' );
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$formDescriptor = [
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'nuke-target' => [
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'id' => 'nuke-target',
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'default' => $userName,
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'label' => $this->msg( 'nuke-userorip' )->text(),
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'type' => 'user',
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'name' => 'target',
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'autofocus' => true
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],
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'nuke-pattern' => [
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'id' => 'nuke-pattern',
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'label' => $this->msg( 'nuke-pattern' )->text(),
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'maxLength' => 40,
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'type' => 'text',
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'name' => 'pattern'
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],
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'namespace' => [
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'id' => 'nuke-namespace',
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'type' => 'namespaceselect',
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'label' => $this->msg( 'nuke-namespace' )->text(),
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'all' => 'all',
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'name' => 'namespace'
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],
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'limit' => [
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'id' => 'nuke-limit',
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'maxLength' => 7,
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'default' => 500,
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'label' => $this->msg( 'nuke-maxpages' )->text(),
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'type' => 'int',
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'name' => 'limit'
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]
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];
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HTMLForm::factory( 'ooui', $formDescriptor, $this->getContext() )
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->setName( 'massdelete' )
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->setFormIdentifier( 'massdelete' )
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->setWrapperLegendMsg( 'nuke' )
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->setSubmitTextMsg( 'nuke-submit-user' )
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->setSubmitName( 'nuke-submit-user' )
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->setAction( $this->getPageTitle()->getLocalURL( 'action=submit' ) )
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->addHiddenField( 'wpEditToken', $this->getUser()->getEditToken() )
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->prepareForm()
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->displayForm( false );
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}
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/**
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* Display list of pages to delete.
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*
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* @param string $username
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* @param string $reason
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* @param int $limit
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* @param int|null $namespace
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*/
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protected function listForm( $username, $reason, $limit, $namespace = null ) {
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$out = $this->getOutput();
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$pages = $this->getNewPages( $username, $limit, $namespace );
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if ( count( $pages ) === 0 ) {
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if ( $username === '' ) {
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$out->addWikiMsg( 'nuke-nopages-global' );
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} else {
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$out->addWikiMsg( 'nuke-nopages', $username );
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}
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$this->promptForm( $username );
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return;
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}
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$out->addModules( 'ext.nuke.confirm' );
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if ( $username === '' ) {
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$out->addWikiMsg( 'nuke-list-multiple' );
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} else {
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$out->addWikiMsg( 'nuke-list', $username );
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}
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$nuke = $this->getPageTitle();
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$out->addHTML(
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Xml::openElement( 'form', [
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'action' => $nuke->getLocalURL( 'action=delete' ),
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'method' => 'post',
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'name' => 'nukelist' ]
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) .
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Html::hidden( 'wpEditToken', $this->getUser()->getEditToken() ) .
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Xml::tags( 'p',
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null,
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Xml::inputLabel(
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$this->msg( 'deletecomment' )->text(),
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'wpReason',
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'wpReason',
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70,
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$reason
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)
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)
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);
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// Select: All, None, Invert
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$listToggle = new ListToggle( $this->getOutput() );
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$selectLinks = $listToggle->getHTML();
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$out->addHTML(
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$selectLinks .
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'<ul>'
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);
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$wordSeparator = $this->msg( 'word-separator' )->escaped();
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$commaSeparator = $this->msg( 'comma-separator' )->escaped();
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$linkRenderer = $this->getLinkRenderer();
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$localRepo = MediaWikiServices::getInstance()->getRepoGroup()->getLocalRepo();
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foreach ( $pages as $info ) {
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/**
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* @var $title Title
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*/
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list( $title, $userName ) = $info;
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$image = $title->inNamespace( NS_FILE ) ? $localRepo->newFile( $title ) : false;
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$thumb = $image && $image->exists() ?
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$image->transform( [ 'width' => 120, 'height' => 120 ], 0 ) :
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false;
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$userNameText = $userName ?
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$this->msg( 'nuke-editby', $userName )->parse() . $commaSeparator :
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'';
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$changesLink = $linkRenderer->makeKnownLink(
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$title,
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$this->msg( 'nuke-viewchanges' )->text(),
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[],
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[ 'action' => 'history' ]
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);
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$out->addHTML( '<li>' .
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Xml::check(
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'pages[]',
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true,
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[ 'value' => $title->getPrefixedDBkey() ]
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) . ' ' .
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( $thumb ? $thumb->toHtml( [ 'desc-link' => true ] ) : '' ) .
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$linkRenderer->makeKnownLink( $title ) . $wordSeparator .
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$this->msg( 'parentheses' )->rawParams( $userNameText . $changesLink )->escaped() .
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"</li>\n" );
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}
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$out->addHTML(
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"</ul>\n" .
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Xml::submitButton( $this->msg( 'nuke-submit-delete' )->text() ) .
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'</form>'
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);
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}
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/**
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* Gets a list of new pages by the specified user or everyone when none is specified.
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*
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* @param string $username
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* @param int $limit
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* @param int|null $namespace
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*
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* @return array
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*/
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protected function getNewPages( $username, $limit, $namespace = null ) {
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$dbr = wfGetDB( DB_REPLICA );
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$what = [
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'rc_namespace',
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'rc_title',
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'rc_timestamp',
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];
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$where = [ "(rc_new = 1) OR (rc_log_type = 'upload' AND rc_log_action = 'upload')" ];
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if ( $username === '' ) {
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$actorQuery = ActorMigration::newMigration()->getJoin( 'rc_user' );
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$what['rc_user_text'] = $actorQuery['fields']['rc_user_text'];
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} else {
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$actorQuery = ActorMigration::newMigration()
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->getWhere( $dbr, 'rc_user', User::newFromName( $username, false ) );
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$where[] = $actorQuery['conds'];
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}
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if ( $namespace !== null ) {
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$where['rc_namespace'] = $namespace;
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}
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$pattern = $this->getRequest()->getText( 'pattern' );
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if ( $pattern !== null && trim( $pattern ) !== '' ) {
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// $pattern is a SQL pattern supporting wildcards, so buildLike
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// will not work.
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$where[] = 'rc_title LIKE ' . $dbr->addQuotes( $pattern );
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}
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$group = implode( ', ', $what );
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$result = $dbr->select(
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[ 'recentchanges' ] + $actorQuery['tables'],
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$what,
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$where,
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__METHOD__,
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[
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'ORDER BY' => 'rc_timestamp DESC',
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'GROUP BY' => $group,
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'LIMIT' => $limit
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],
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$actorQuery['joins']
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);
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$pages = [];
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foreach ( $result as $row ) {
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$pages[] = [
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Title::makeTitle( $row->rc_namespace, $row->rc_title ),
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$username === '' ? $row->rc_user_text : false
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];
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}
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// Allows other extensions to provide pages to be nuked that don't use
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// the recentchanges table the way mediawiki-core does
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$this->hookRunner->onNukeGetNewPages( $username, $pattern, $namespace, $limit, $pages );
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// Re-enforcing the limit *after* the hook because other extensions
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// may add and/or remove pages. We need to make sure we don't end up
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// with more pages than $limit.
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if ( count( $pages ) > $limit ) {
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$pages = array_slice( $pages, 0, $limit );
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}
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return $pages;
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}
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/**
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* Does the actual deletion of the pages.
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*
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* @param array $pages The pages to delete
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* @param string $reason
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* @throws PermissionsError
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*/
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protected function doDelete( array $pages, $reason ) {
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$res = [];
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$services = MediaWikiServices::getInstance();
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$localRepo = $services->getRepoGroup()->getLocalRepo();
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$permissionManager = $services->getPermissionManager();
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foreach ( $pages as $page ) {
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$title = Title::newFromText( $page );
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$deletionResult = false;
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if ( !$this->hookRunner->onNukeDeletePage( $title, $reason, $deletionResult ) ) {
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if ( $deletionResult ) {
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$res[] = $this->msg( 'nuke-deleted', $title->getPrefixedText() )->parse();
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} else {
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$res[] = $this->msg( 'nuke-not-deleted', $title->getPrefixedText() )->parse();
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}
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continue;
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}
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$user = $this->getUser();
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$file = $title->getNamespace() === NS_FILE ? $localRepo->newFile( $title ) : false;
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$permission_errors = $permissionManager->getPermissionErrors( 'delete', $user, $title );
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if ( $permission_errors !== [] ) {
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throw new PermissionsError( 'delete', $permission_errors );
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}
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if ( $file ) {
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$oldimage = null; // Must be passed by reference
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$status = FileDeleteForm::doDelete(
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$title,
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$file,
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$oldimage,
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$reason,
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false,
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$user
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);
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} else {
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$status = WikiPage::factory( $title )
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->doDeleteArticleReal( $reason, $user );
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}
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if ( $status->isOK() ) {
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$res[] = $this->msg( 'nuke-deleted', $title->getPrefixedText() )->parse();
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} else {
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$res[] = $this->msg( 'nuke-not-deleted', $title->getPrefixedText() )->parse();
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}
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}
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$this->getOutput()->addHTML( "<ul>\n<li>" . implode( "</li>\n<li>", $res ) .
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"</li>\n</ul>\n" );
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$this->getOutput()->addWikiMsg( 'nuke-delete-more' );
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}
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/**
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* Return an array of subpages beginning with $search that this special page will accept.
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*
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* @param string $search Prefix to search for
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* @param int $limit Maximum number of results to return (usually 10)
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* @param int $offset Number of results to skip (usually 0)
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* @return string[] Matching subpages
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*/
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public function prefixSearchSubpages( $search, $limit, $offset ) {
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$user = User::newFromName( $search );
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if ( !$user ) {
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// No prefix suggestion for invalid user
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return [];
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}
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// Autocomplete subpage as user list - public to allow caching
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return UserNamePrefixSearch::search( 'public', $search, $limit, $offset );
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}
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protected function getGroupName() {
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return 'pagetools';
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}
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}
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