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<?php
/**
* Copyright © 2007 Roan Kattouw <roan.kattouw@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
namespace MediaWiki\Api;
use MediaWiki\MainConfigNames;
use MediaWiki\Page\UndeletePage;
use MediaWiki\Page\UndeletePageFactory;
use MediaWiki\Page\WikiPageFactory;
use MediaWiki\Title\Title;
use MediaWiki\User\Options\UserOptionsLookup;
use MediaWiki\Watchlist\WatchlistManager;
use Wikimedia\ParamValidator\ParamValidator;
use Wikimedia\Rdbms\IDBAccessObject;
/**
* @ingroup API
*/
class ApiUndelete extends ApiBase {
use ApiWatchlistTrait;
private UndeletePageFactory $undeletePageFactory;
private WikiPageFactory $wikiPageFactory;
public function __construct(
ApiMain $mainModule,
string $moduleName,
WatchlistManager $watchlistManager,
UserOptionsLookup $userOptionsLookup,
UndeletePageFactory $undeletePageFactory,
WikiPageFactory $wikiPageFactory
) {
parent::__construct( $mainModule, $moduleName );
// Variables needed in ApiWatchlistTrait trait
$this->watchlistExpiryEnabled = $this->getConfig()->get( MainConfigNames::WatchlistExpiry );
$this->watchlistMaxDuration =
$this->getConfig()->get( MainConfigNames::WatchlistExpiryMaxDuration );
$this->watchlistManager = $watchlistManager;
$this->userOptionsLookup = $userOptionsLookup;
$this->undeletePageFactory = $undeletePageFactory;
$this->wikiPageFactory = $wikiPageFactory;
}
public function execute() {
$this->useTransactionalTimeLimit();
$params = $this->extractRequestParams();
$user = $this->getUser();
$block = $user->getBlock( IDBAccessObject::READ_LATEST );
if ( $block && $block->isSitewide() ) {
$this->dieBlocked( $block );
}
$titleObj = Title::newFromText( $params['title'] );
if ( !$titleObj || $titleObj->isExternal() ) {
$this->dieWithError( [ 'apierror-invalidtitle', wfEscapeWikiText( $params['title'] ) ] );
}
if ( !$titleObj->canExist() ) {
$this->dieWithError( 'apierror-pagecannotexist' );
}
// Convert timestamps
if ( !isset( $params['timestamps'] ) ) {
$params['timestamps'] = [];
}
if ( !is_array( $params['timestamps'] ) ) {
$params['timestamps'] = [ $params['timestamps'] ];
}
foreach ( $params['timestamps'] as $i => $ts ) {
$params['timestamps'][$i] = wfTimestamp( TS_MW, $ts );
}
$undeletePage = $this->undeletePageFactory->newUndeletePage(
$this->wikiPageFactory->newFromTitle( $titleObj ),
$this->getAuthority()
)
->setUndeleteOnlyTimestamps( $params['timestamps'] ?? [] )
->setUndeleteOnlyFileVersions( $params['fileids'] ?: [] )
->setTags( $params['tags'] ?: [] );
if ( $params['undeletetalk'] ) {
$undeletePage->setUndeleteAssociatedTalk( true );
}
$status = $undeletePage->undeleteIfAllowed( $params['reason'] );
if ( $status->isOK() ) {
// in case there are warnings
$this->addMessagesFromStatus( $status );
} else {
$this->dieStatus( $status );
}
$restoredRevs = $status->getValue()[UndeletePage::REVISIONS_RESTORED];
$restoredFiles = $status->getValue()[UndeletePage::FILES_RESTORED];
if ( $restoredRevs === 0 && $restoredFiles === 0 ) {
// BC for code that predates UndeletePage
$this->dieWithError( 'apierror-cantundelete' );
}
if ( $restoredFiles ) {
$this->getHookRunner()->onFileUndeleteComplete(
$titleObj, $params['fileids'],
$this->getUser(), $params['reason'] );
}
$watchlistExpiry = $this->getExpiryFromParams( $params );
$this->setWatch( $params['watchlist'], $titleObj, $user, null, $watchlistExpiry );
$info = [
'title' => $titleObj->getPrefixedText(),
'revisions' => $restoredRevs,
'fileversions' => $restoredFiles,
'reason' => $params['reason']
];
$this->getResult()->addValue( null, $this->getModuleName(), $info );
}
public function mustBePosted() {
return true;
}
public function isWriteMode() {
return true;
}
public function getAllowedParams() {
return [
'title' => [
ParamValidator::PARAM_TYPE => 'string',
ParamValidator::PARAM_REQUIRED => true
],
'reason' => '',
'tags' => [
ParamValidator::PARAM_TYPE => 'tags',
ParamValidator::PARAM_ISMULTI => true,
],
'timestamps' => [
ParamValidator::PARAM_TYPE => 'timestamp',
ParamValidator::PARAM_ISMULTI => true,
],
'fileids' => [
ParamValidator::PARAM_TYPE => 'integer',
ParamValidator::PARAM_ISMULTI => true,
],
'undeletetalk' => false,
] + $this->getWatchlistParams();
}
public function needsToken() {
return 'csrf';
}
protected function getExamplesMessages() {
$title = Title::newMainPage()->getPrefixedText();
$mp = rawurlencode( $title );
return [
"action=undelete&title={$mp}&token=123ABC&reason=Restoring%20{$mp}"
=> 'apihelp-undelete-example-page',
"action=undelete&title={$mp}&token=123ABC" .
'×tamps=2007-07-03T22:00:45Z|2007-07-02T19:48:56Z'
=> 'apihelp-undelete-example-revisions',
];
}
public function getHelpUrls() {
return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Undelete';
}
}
/** @deprecated class alias since 1.43 */
class_alias( ApiUndelete::class, 'ApiUndelete' );