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[mediawiki.git] / includes / api / ApiEditPage.php

<?php
/**
 * Copyright © 2007 Iker Labarga "<Firstname><Lastname>@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 Article;
use ChangeTags;
use MediaWiki\Content\ContentHandler;
use MediaWiki\Content\IContentHandlerFactory;
use MediaWiki\Content\TextContent;
use MediaWiki\Context\RequestContext;
use MediaWiki\EditPage\EditPage;
use MediaWiki\MainConfigNames;
use MediaWiki\MediaWikiServices;
use MediaWiki\Message\Message;
use MediaWiki\Page\RedirectLookup;
use MediaWiki\Page\WikiPageFactory;
use MediaWiki\Request\DerivativeRequest;
use MediaWiki\Revision\RevisionLookup;
use MediaWiki\Revision\RevisionRecord;
use MediaWiki\Revision\SlotRecord;
use MediaWiki\Title\Title;
use MediaWiki\User\Options\UserOptionsLookup;
use MediaWiki\User\TempUser\TempUserCreator;
use MediaWiki\User\User;
use MediaWiki\User\UserFactory;
use MediaWiki\Watchlist\WatchedItemStoreInterface;
use MediaWiki\Watchlist\WatchlistManager;
use MWContentSerializationException;
use Wikimedia\ParamValidator\ParamValidator;
use Wikimedia\ParamValidator\TypeDef\IntegerDef;

/**
 * A module that allows for editing and creating pages.
 *
 * Currently, this wraps around the EditPage class in an ugly way,
 * EditPage.php should be rewritten to provide a cleaner interface,
 * see T20654 if you're inspired to fix this.
 *
 * WARNING: This class is //not// stable to extend. However, it is
 * currently extended by the ApiThreadAction class in the LiquidThreads
 * extension, which is deployed on WMF servers. Changes that would
 * break LiquidThreads will likely be reverted. See T264200 for context
 * and T264213 for removing LiquidThreads' unsupported extending of this
 * class.
 *
 * @ingroup API
 */
class ApiEditPage extends ApiBase {
        use ApiCreateTempUserTrait;
        use ApiWatchlistTrait;

        private IContentHandlerFactory $contentHandlerFactory;
        private RevisionLookup $revisionLookup;
        private WatchedItemStoreInterface $watchedItemStore;
        private WikiPageFactory $wikiPageFactory;
        private RedirectLookup $redirectLookup;
        private TempUserCreator $tempUserCreator;
        private UserFactory $userFactory;

        /**
         * Sends a cookie so anons get talk message notifications, mirroring SubmitAction (T295910)
         */
        private function persistGlobalSession() {
                \MediaWiki\Session\SessionManager::getGlobalSession()->persist();
        }

        public function __construct(
                ApiMain $mainModule,
                string $moduleName,
                ?IContentHandlerFactory $contentHandlerFactory = null,
                ?RevisionLookup $revisionLookup = null,
                ?WatchedItemStoreInterface $watchedItemStore = null,
                ?WikiPageFactory $wikiPageFactory = null,
                ?WatchlistManager $watchlistManager = null,
                ?UserOptionsLookup $userOptionsLookup = null,
                ?RedirectLookup $redirectLookup = null,
                ?TempUserCreator $tempUserCreator = null,
                ?UserFactory $userFactory = null
        ) {
                parent::__construct( $mainModule, $moduleName );

                // This class is extended and therefor fallback to global state - T264213
                $services = MediaWikiServices::getInstance();
                $this->contentHandlerFactory = $contentHandlerFactory ?? $services->getContentHandlerFactory();
                $this->revisionLookup = $revisionLookup ?? $services->getRevisionLookup();
                $this->watchedItemStore = $watchedItemStore ?? $services->getWatchedItemStore();
                $this->wikiPageFactory = $wikiPageFactory ?? $services->getWikiPageFactory();

                // Variables needed in ApiWatchlistTrait trait
                $this->watchlistExpiryEnabled = $this->getConfig()->get( MainConfigNames::WatchlistExpiry );
                $this->watchlistMaxDuration =
                        $this->getConfig()->get( MainConfigNames::WatchlistExpiryMaxDuration );
                $this->watchlistManager = $watchlistManager ?? $services->getWatchlistManager();
                $this->userOptionsLookup = $userOptionsLookup ?? $services->getUserOptionsLookup();
                $this->redirectLookup = $redirectLookup ?? $services->getRedirectLookup();
                $this->tempUserCreator = $tempUserCreator ?? $services->getTempUserCreator();
                $this->userFactory = $userFactory ?? $services->getUserFactory();
        }

        /**
         * @see EditPage::getUserForPermissions
         * @return User
         */
        private function getUserForPermissions() {
                $user = $this->getUser();
                if ( $this->tempUserCreator->shouldAutoCreate( $user, 'edit' ) ) {
                        return $this->userFactory->newUnsavedTempUser(
                                $this->tempUserCreator->getStashedName( $this->getRequest()->getSession() )
                        );
                }
                return $user;
        }

        public function execute() {
                $this->useTransactionalTimeLimit();

                $user = $this->getUser();
                $params = $this->extractRequestParams();

                $this->requireAtLeastOneParameter( $params, 'text', 'appendtext', 'prependtext', 'undo' );

                $pageObj = $this->getTitleOrPageId( $params );
                $titleObj = $pageObj->getTitle();
                $this->getErrorFormatter()->setContextTitle( $titleObj );
                $apiResult = $this->getResult();

                if ( $params['redirect'] ) {
                        if ( $params['prependtext'] === null
                                && $params['appendtext'] === null
                                && $params['section'] !== 'new'
                        ) {
                                $this->dieWithError( 'apierror-redirect-appendonly' );
                        }
                        if ( $titleObj->isRedirect() ) {
                                $oldTarget = $titleObj;
                                $redirTarget = $this->redirectLookup->getRedirectTarget( $oldTarget );
                                $redirTarget = Title::castFromLinkTarget( $redirTarget );

                                $redirValues = [
                                        'from' => $titleObj->getPrefixedText(),
                                        'to' => $redirTarget->getPrefixedText()
                                ];

                                // T239428: Check whether the new title is valid
                                if ( $redirTarget->isExternal() || !$redirTarget->canExist() ) {
                                        $redirValues['to'] = $redirTarget->getFullText();
                                        $this->dieWithError(
                                                [
                                                        'apierror-edit-invalidredirect',
                                                        Message::plaintextParam( $oldTarget->getPrefixedText() ),
                                                        Message::plaintextParam( $redirTarget->getFullText() ),
                                                ],
                                                'edit-invalidredirect',
                                                [ 'redirects' => $redirValues ]
                                        );
                                }

                                ApiResult::setIndexedTagName( $redirValues, 'r' );
                                $apiResult->addValue( null, 'redirects', $redirValues );

                                // Since the page changed, update $pageObj and $titleObj
                                $pageObj = $this->wikiPageFactory->newFromTitle( $redirTarget );
                                $titleObj = $pageObj->getTitle();

                                $this->getErrorFormatter()->setContextTitle( $redirTarget );
                        }
                }

                if ( $params['contentmodel'] ) {
                        $contentHandler = $this->contentHandlerFactory->getContentHandler( $params['contentmodel'] );
                } else {
                        $contentHandler = $pageObj->getContentHandler();
                }
                $contentModel = $contentHandler->getModelID();

                $name = $titleObj->getPrefixedDBkey();

                if ( $params['undo'] > 0 ) {
                        // allow undo via api
                } elseif ( $contentHandler->supportsDirectApiEditing() === false ) {
                        $this->dieWithError( [ 'apierror-no-direct-editing', $contentModel, $name ] );
                }

                $contentFormat = $params['contentformat'] ?: $contentHandler->getDefaultFormat();

                if ( !$contentHandler->isSupportedFormat( $contentFormat ) ) {
                        $this->dieWithError( [ 'apierror-badformat', $contentFormat, $contentModel, $name ] );
                }

                if ( $params['createonly'] && $titleObj->exists() ) {
                        $this->dieWithError( 'apierror-articleexists' );
                }
                if ( $params['nocreate'] && !$titleObj->exists() ) {
                        $this->dieWithError( 'apierror-missingtitle' );
                }

                // Now let's check whether we're even allowed to do this
                $this->checkTitleUserPermissions(
                        $titleObj,
                        'edit',
                        [ 'autoblock' => true, 'user' => $this->getUserForPermissions() ]
                );

                $toMD5 = $params['text'];
                if ( $params['appendtext'] !== null || $params['prependtext'] !== null ) {
                        $content = $pageObj->getContent();

                        if ( !$content ) {
                                if ( $titleObj->getNamespace() === NS_MEDIAWIKI ) {
                                        # If this is a MediaWiki:x message, then load the messages
                                        # and return the message value for x.
                                        $text = $titleObj->getDefaultMessageText();
                                        if ( $text === false ) {
                                                $text = '';
                                        }

                                        try {
                                                $content = ContentHandler::makeContent( $text, $titleObj );
                                        } catch ( MWContentSerializationException $ex ) {
                                                $this->dieWithException( $ex, [
                                                        'wrap' => ApiMessage::create( 'apierror-contentserializationexception', 'parseerror' )
                                                ] );
                                        }
                                } else {
                                        # Otherwise, make a new empty content.
                                        $content = $contentHandler->makeEmptyContent();
                                }
                        }

                        // @todo Add support for appending/prepending to the Content interface

                        if ( !( $content instanceof TextContent ) ) {
                                $this->dieWithError( [ 'apierror-appendnotsupported', $contentModel ] );
                        }

                        if ( $params['section'] !== null ) {
                                if ( !$contentHandler->supportsSections() ) {
                                        $this->dieWithError( [ 'apierror-sectionsnotsupported', $contentModel ] );
                                }

                                if ( $params['section'] == 'new' ) {
                                        // DWIM if they're trying to prepend/append to a new section.
                                        $content = null;
                                } else {
                                        // Process the content for section edits
                                        $section = $params['section'];
                                        $content = $content->getSection( $section );

                                        if ( !$content ) {
                                                $this->dieWithError( [ 'apierror-nosuchsection', wfEscapeWikiText( $section ) ] );
                                        }
                                }
                        }

                        if ( !$content ) {
                                $text = '';
                        } else {
                                $text = $content->serialize( $contentFormat );
                        }

                        $params['text'] = $params['prependtext'] . $text . $params['appendtext'];
                        $toMD5 = $params['prependtext'] . $params['appendtext'];
                }

                if ( $params['undo'] > 0 ) {
                        $undoRev = $this->revisionLookup->getRevisionById( $params['undo'] );
                        if ( $undoRev === null || $undoRev->isDeleted( RevisionRecord::DELETED_TEXT ) ) {
                                $this->dieWithError( [ 'apierror-nosuchrevid', $params['undo'] ] );
                        }

                        if ( $params['undoafter'] > 0 ) {
                                $undoafterRev = $this->revisionLookup->getRevisionById( $params['undoafter'] );
                        } else {
                                // undoafter=0 or null
                                $undoafterRev = $this->revisionLookup->getPreviousRevision( $undoRev );
                        }
                        if ( $undoafterRev === null || $undoafterRev->isDeleted( RevisionRecord::DELETED_TEXT ) ) {
                                $this->dieWithError( [ 'apierror-nosuchrevid', $params['undoafter'] ] );
                        }

                        if ( $undoRev->getPageId() != $pageObj->getId() ) {
                                $this->dieWithError( [ 'apierror-revwrongpage', $undoRev->getId(),
                                        $titleObj->getPrefixedText() ] );
                        }
                        if ( $undoafterRev->getPageId() != $pageObj->getId() ) {
                                $this->dieWithError( [ 'apierror-revwrongpage', $undoafterRev->getId(),
                                        $titleObj->getPrefixedText() ] );
                        }

                        $newContent = $contentHandler->getUndoContent(
                                // @phan-suppress-next-line PhanTypeMismatchArgumentNullable Content is for public use here
                                $pageObj->getRevisionRecord()->getContent( SlotRecord::MAIN ),
                                // @phan-suppress-next-line PhanTypeMismatchArgumentNullable Content is for public use here
                                $undoRev->getContent( SlotRecord::MAIN ),
                                // @phan-suppress-next-line PhanTypeMismatchArgumentNullable Content is for public use here
                                $undoafterRev->getContent( SlotRecord::MAIN ),
                                $pageObj->getRevisionRecord()->getId() === $undoRev->getId()
                        );

                        if ( !$newContent ) {
                                $this->dieWithError( 'undo-failure', 'undofailure' );
                        }
                        if ( !$params['contentmodel'] && !$params['contentformat'] ) {
                                // If we are reverting content model, the new content model
                                // might not support the current serialization format, in
                                // which case go back to the old serialization format,
                                // but only if the user hasn't specified a format/model
                                // parameter.
                                if ( !$newContent->isSupportedFormat( $contentFormat ) ) {
                                        $undoafterRevMainSlot = $undoafterRev->getSlot(
                                                SlotRecord::MAIN,
                                                RevisionRecord::RAW
                                        );
                                        $contentFormat = $undoafterRevMainSlot->getFormat();
                                        if ( !$contentFormat ) {
                                                // fall back to default content format for the model
                                                // of $undoafterRev
                                                $contentFormat = $this->contentHandlerFactory
                                                        ->getContentHandler( $undoafterRevMainSlot->getModel() )
                                                        ->getDefaultFormat();
                                        }
                                }
                                // Override content model with model of undid revision.
                                $contentModel = $newContent->getModel();
                                $undoContentModel = true;
                        }
                        $params['text'] = $newContent->serialize( $contentFormat );
                        // If no summary was given and we only undid one rev,
                        // use an autosummary

                        if ( $params['summary'] === null ) {
                                $nextRev = $this->revisionLookup->getNextRevision( $undoafterRev );
                                if ( $nextRev && $nextRev->getId() == $params['undo'] ) {
                                        $undoRevUser = $undoRev->getUser();
                                        $params['summary'] = $this->msg( 'undo-summary' )
                                                ->params( $params['undo'], $undoRevUser ? $undoRevUser->getName() : '' )
                                                ->inContentLanguage()->text();
                                }
                        }
                }

                // See if the MD5 hash checks out
                if ( $params['md5'] !== null && md5( $toMD5 ) !== $params['md5'] ) {
                        $this->dieWithError( 'apierror-badmd5' );
                }

                // EditPage wants to parse its stuff from a WebRequest
                // That interface kind of sucks, but it's workable
                $requestArray = [
                        // @phan-suppress-next-line PhanTypePossiblyInvalidDimOffset False positive
                        'wpTextbox1' => $params['text'],
                        'format' => $contentFormat,
                        'model' => $contentModel,
                        'wpEditToken' => $params['token'],
                        'wpIgnoreBlankSummary' => true,
                        'wpIgnoreBlankArticle' => true,
                        'wpIgnoreSelfRedirect' => true,
                        'wpIgnoreBrokenRedirects' => true,
                        'bot' => $params['bot'],
                        'wpUnicodeCheck' => EditPage::UNICODE_CHECK,
                ];

                // @phan-suppress-next-line PhanTypePossiblyInvalidDimOffset False positive
                if ( $params['summary'] !== null ) {
                        $requestArray['wpSummary'] = $params['summary'];
                }

                if ( $params['sectiontitle'] !== null ) {
                        $requestArray['wpSectionTitle'] = $params['sectiontitle'];
                }

                if ( $params['undo'] > 0 ) {
                        $requestArray['wpUndidRevision'] = $params['undo'];
                }
                if ( $params['undoafter'] > 0 ) {
                        $requestArray['wpUndoAfter'] = $params['undoafter'];
                }

                // Skip for baserevid == null or '' or '0' or 0
                if ( !empty( $params['baserevid'] ) ) {
                        $requestArray['editRevId'] = $params['baserevid'];
                }

                // Watch out for basetimestamp == '' or '0'
                // It gets treated as NOW, almost certainly causing an edit conflict
                if ( $params['basetimestamp'] !== null && (bool)$this->getMain()->getVal( 'basetimestamp' ) ) {
                        $requestArray['wpEdittime'] = $params['basetimestamp'];
                } elseif ( empty( $params['baserevid'] ) ) {
                        // Only set if baserevid is not set. Otherwise, conflicts would be ignored,
                        // due to the way userWasLastToEdit() works.
                        $requestArray['wpEdittime'] = $pageObj->getTimestamp();
                }

                if ( $params['starttimestamp'] !== null ) {
                        $requestArray['wpStarttime'] = $params['starttimestamp'];
                } else {
                        $requestArray['wpStarttime'] = wfTimestampNow(); // Fake wpStartime
                }

                if ( $params['minor'] || ( !$params['notminor'] &&
                        $this->userOptionsLookup->getOption( $user, 'minordefault' ) )
                ) {
                        $requestArray['wpMinoredit'] = '';
                }

                if ( $params['recreate'] ) {
                        $requestArray['wpRecreate'] = '';
                }

                if ( $params['section'] !== null ) {
                        $section = $params['section'];
                        if ( !preg_match( '/^((T-)?\d+|new)$/', $section ) ) {
                                $this->dieWithError( 'apierror-invalidsection' );
                        }
                        $content = $pageObj->getContent();
                        if ( $section !== '0'
                                && $section != 'new'
                                && ( !$content || !$content->getSection( $section ) )
                        ) {
                                $this->dieWithError( [ 'apierror-nosuchsection', $section ] );
                        }
                        $requestArray['wpSection'] = $params['section'];
                } else {
                        $requestArray['wpSection'] = '';
                }

                $watch = $this->getWatchlistValue( $params['watchlist'], $titleObj, $user );

                // Deprecated parameters
                if ( $params['watch'] ) {
                        $watch = true;
                } elseif ( $params['unwatch'] ) {
                        $watch = false;
                }

                if ( $watch ) {
                        $requestArray['wpWatchthis'] = true;
                        $watchlistExpiry = $this->getExpiryFromParams( $params );

                        if ( $watchlistExpiry ) {
                                $requestArray['wpWatchlistExpiry'] = $watchlistExpiry;
                        }
                }

                // Apply change tags
                if ( $params['tags'] ) {
                        $tagStatus = ChangeTags::canAddTagsAccompanyingChange( $params['tags'], $this->getAuthority() );
                        if ( $tagStatus->isOK() ) {
                                $requestArray['wpChangeTags'] = implode( ',', $params['tags'] );
                        } else {
                                $this->dieStatus( $tagStatus );
                        }
                }

                // Pass through anything else we might have been given, to support extensions
                // This is kind of a hack but it's the best we can do to make extensions work
                $requestArray += $this->getRequest()->getValues();

                // phpcs:ignore MediaWiki.Usage.ExtendClassUsage.FunctionVarUsage,MediaWiki.Usage.DeprecatedGlobalVariables.Deprecated$wgTitle
                global $wgTitle, $wgRequest;

                $req = new DerivativeRequest( $this->getRequest(), $requestArray, true );

                // Some functions depend on $wgTitle == $ep->mTitle
                // TODO: Make them not or check if they still do
                $wgTitle = $titleObj;

                $articleContext = new RequestContext;
                $articleContext->setRequest( $req );
                $articleContext->setWikiPage( $pageObj );
                $articleContext->setUser( $this->getUser() );

                /** @var Article $articleObject */
                $articleObject = Article::newFromWikiPage( $pageObj, $articleContext );

                $ep = new EditPage( $articleObject );

                $ep->setApiEditOverride( true );
                $ep->setContextTitle( $titleObj );
                $ep->importFormData( $req );
                $tempUserCreateStatus = $ep->maybeActivateTempUserCreate( true );
                if ( !$tempUserCreateStatus->isOK() ) {
                        $this->dieWithError( 'apierror-tempuseracquirefailed', 'tempuseracquirefailed' );
                }

                // T255700: Ensure content models of the base content
                // and fetched revision remain the same before attempting to save.
                $editRevId = $requestArray['editRevId'] ?? false;
                $baseRev = $this->revisionLookup->getRevisionByTitle( $titleObj, $editRevId );
                $baseContentModel = null;

                if ( $baseRev ) {
                        $baseContent = $baseRev->getContent( SlotRecord::MAIN );
                        $baseContentModel = $baseContent ? $baseContent->getModel() : null;
                }

                $baseContentModel ??= $pageObj->getContentModel();

                // However, allow the content models to possibly differ if we are intentionally
                // changing them or we are doing an undo edit that is reverting content model change.
                $contentModelsCanDiffer = $params['contentmodel'] || isset( $undoContentModel );

                if ( !$contentModelsCanDiffer && $contentModel !== $baseContentModel ) {
                        $this->dieWithError( [ 'apierror-contentmodel-mismatch', $contentModel, $baseContentModel ] );
                }

                // Do the actual save
                $oldRevId = $articleObject->getRevIdFetched();
                $result = null;

                // Fake $wgRequest for some hooks inside EditPage
                // @todo FIXME: This interface SUCKS
                // phpcs:disable MediaWiki.Usage.ExtendClassUsage.FunctionVarUsage
                $oldRequest = $wgRequest;
                $wgRequest = $req;

                $status = $ep->attemptSave( $result );
                $statusValue = is_int( $status->value ) ? $status->value : 0;
                $wgRequest = $oldRequest;
                // phpcs:enable MediaWiki.Usage.ExtendClassUsage.FunctionVarUsage

                $r = [];
                switch ( $statusValue ) {
                        case EditPage::AS_HOOK_ERROR:
                        case EditPage::AS_HOOK_ERROR_EXPECTED:
                                if ( $status->statusData !== null ) {
                                        $r = $status->statusData;
                                        $r['result'] = 'Failure';
                                        $apiResult->addValue( null, $this->getModuleName(), $r );
                                        return;
                                }
                                if ( !$status->getMessages() ) {
                                        // This appears to be unreachable right now, because all
                                        // code paths will set an error.  Could change, though.
                                        $status->fatal( 'hookaborted' ); // @codeCoverageIgnore
                                }
                                $this->dieStatus( $status );

                        // These two cases will normally have been caught earlier, and will
                        // only occur if something blocks the user between the earlier
                        // check and the check in EditPage (presumably a hook).  It's not
                        // obvious that this is even possible.
                        // @codeCoverageIgnoreStart
                        case EditPage::AS_BLOCKED_PAGE_FOR_USER:
                                // @phan-suppress-next-line PhanTypeMismatchArgumentNullable Block is checked and not null
                                $this->dieBlocked( $user->getBlock() );
                                // dieBlocked prevents continuation

                        case EditPage::AS_READ_ONLY_PAGE:
                                $this->dieReadOnly();
                        // @codeCoverageIgnoreEnd

                        case EditPage::AS_SUCCESS_NEW_ARTICLE:
                                $r['new'] = true;
                                // fall-through

                        case EditPage::AS_SUCCESS_UPDATE:
                                $r['result'] = 'Success';
                                $r['pageid'] = (int)$titleObj->getArticleID();
                                $r['title'] = $titleObj->getPrefixedText();
                                $r['contentmodel'] = $articleObject->getPage()->getContentModel();
                                $newRevId = $articleObject->getPage()->getLatest();
                                if ( $newRevId == $oldRevId ) {
                                        $r['nochange'] = true;
                                } else {
                                        $r['oldrevid'] = (int)$oldRevId;
                                        $r['newrevid'] = (int)$newRevId;
                                        $r['newtimestamp'] = wfTimestamp( TS_ISO_8601,
                                                $pageObj->getTimestamp() );
                                }

                                if ( $watch ) {
                                        $r['watched'] = true;

                                        $watchlistExpiry = $this->getWatchlistExpiry(
                                                $this->watchedItemStore,
                                                $titleObj,
                                                $user
                                        );

                                        if ( $watchlistExpiry ) {
                                                $r['watchlistexpiry'] = $watchlistExpiry;
                                        }
                                }
                                $this->persistGlobalSession();

                                // If the temporary account was created in this request,
                                // or if the temporary account has zero edits (implying
                                // that the account was created during a failed edit
                                // attempt in a previous request), perform the top-level
                                // redirect to ensure the account is attached.
                                // Note that the temp user could already have performed
                                // the top-level redirect if this a first edit on
                                // a wiki that is not the user's home wiki.
                                $shouldRedirectForTempUser = isset( $result['savedTempUser'] ) ||
                                        ( $user->isTemp() && ( $user->getEditCount() === 0 ) );
                                if ( $shouldRedirectForTempUser ) {
                                        $r['tempusercreated'] = true;
                                        $params['returnto'] ??= $titleObj->getPrefixedDBkey();
                                        $redirectUrl = $this->getTempUserRedirectUrl(
                                                $params,
                                                $result['savedTempUser'] ?? $user
                                        );
                                        if ( $redirectUrl ) {
                                                $r['tempusercreatedredirect'] = $redirectUrl;
                                        }
                                }

                                break;

                        default:
                                if ( !$status->getMessages() ) {
                                        // EditPage sometimes only sets the status code without setting
                                        // any actual error messages. Supply defaults for those cases.
                                        switch ( $statusValue ) {
                                                // Currently needed
                                                case EditPage::AS_IMAGE_REDIRECT_ANON:
                                                        $status->fatal( 'apierror-noimageredirect-anon' );
                                                        break;
                                                case EditPage::AS_IMAGE_REDIRECT_LOGGED:
                                                        $status->fatal( 'apierror-noimageredirect' );
                                                        break;
                                                case EditPage::AS_CONTENT_TOO_BIG:
                                                case EditPage::AS_MAX_ARTICLE_SIZE_EXCEEDED:
                                                        $status->fatal( 'apierror-contenttoobig',
                                                                $this->getConfig()->get( MainConfigNames::MaxArticleSize ) );
                                                        break;
                                                case EditPage::AS_READ_ONLY_PAGE_ANON:
                                                        $status->fatal( 'apierror-noedit-anon' );
                                                        break;
                                                case EditPage::AS_NO_CHANGE_CONTENT_MODEL:
                                                        $status->fatal( 'apierror-cantchangecontentmodel' );
                                                        break;
                                                case EditPage::AS_ARTICLE_WAS_DELETED:
                                                        $status->fatal( 'apierror-pagedeleted' );
                                                        break;
                                                case EditPage::AS_CONFLICT_DETECTED:
                                                        $status->fatal( 'edit-conflict' );
                                                        break;

                                                // Currently shouldn't be needed, but here in case
                                                // hooks use them without setting appropriate
                                                // errors on the status.
                                                // @codeCoverageIgnoreStart
                                                case EditPage::AS_SPAM_ERROR:
                                                        // @phan-suppress-next-line PhanTypePossiblyInvalidDimOffset
                                                        $status->fatal( 'apierror-spamdetected', $result['spam'] );
                                                        break;
                                                case EditPage::AS_READ_ONLY_PAGE_LOGGED:
                                                        $status->fatal( 'apierror-noedit' );
                                                        break;
                                                case EditPage::AS_RATE_LIMITED:
                                                        $status->fatal( 'apierror-ratelimited' );
                                                        break;
                                                case EditPage::AS_NO_CREATE_PERMISSION:
                                                        $status->fatal( 'nocreate-loggedin' );
                                                        break;
                                                case EditPage::AS_BLANK_ARTICLE:
                                                        $status->fatal( 'apierror-emptypage' );
                                                        break;
                                                case EditPage::AS_TEXTBOX_EMPTY:
                                                        $status->fatal( 'apierror-emptynewsection' );
                                                        break;
                                                case EditPage::AS_SUMMARY_NEEDED:
                                                        $status->fatal( 'apierror-summaryrequired' );
                                                        break;
                                                default:
                                                        wfWarn( __METHOD__ . ": Unknown EditPage code $statusValue with no message" );
                                                        $status->fatal( 'apierror-unknownerror-editpage', $statusValue );
                                                        break;
                                                // @codeCoverageIgnoreEnd
                                        }
                                }
                                $this->dieStatus( $status );
                }
                $apiResult->addValue( null, $this->getModuleName(), $r );
        }

        public function mustBePosted() {
                return true;
        }

        public function isWriteMode() {
                return true;
        }

        public function getAllowedParams() {
                $params = [
                        'title' => [
                                ParamValidator::PARAM_TYPE => 'string',
                        ],
                        'pageid' => [
                                ParamValidator::PARAM_TYPE => 'integer',
                        ],
                        'section' => null,
                        'sectiontitle' => [
                                ParamValidator::PARAM_TYPE => 'string',
                        ],
                        'text' => [
                                ParamValidator::PARAM_TYPE => 'text',
                        ],
                        'summary' => null,
                        'tags' => [
                                ParamValidator::PARAM_TYPE => 'tags',
                                ParamValidator::PARAM_ISMULTI => true,
                        ],
                        'minor' => false,
                        'notminor' => false,
                        'bot' => false,
                        'baserevid' => [
                                ParamValidator::PARAM_TYPE => 'integer',
                        ],
                        'basetimestamp' => [
                                ParamValidator::PARAM_TYPE => 'timestamp',
                        ],
                        'starttimestamp' => [
                                ParamValidator::PARAM_TYPE => 'timestamp',
                        ],
                        'recreate' => false,
                        'createonly' => false,
                        'nocreate' => false,
                        'watch' => [
                                ParamValidator::PARAM_DEFAULT => false,
                                ParamValidator::PARAM_DEPRECATED => true,
                        ],
                        'unwatch' => [
                                ParamValidator::PARAM_DEFAULT => false,
                                ParamValidator::PARAM_DEPRECATED => true,
                        ],
                ];

                // Params appear in the docs in the order they are defined,
                // which is why this is here and not at the bottom.
                $params += $this->getWatchlistParams();

                $params += [
                        'md5' => null,
                        'prependtext' => [
                                ParamValidator::PARAM_TYPE => 'text',
                        ],
                        'appendtext' => [
                                ParamValidator::PARAM_TYPE => 'text',
                        ],
                        'undo' => [
                                ParamValidator::PARAM_TYPE => 'integer',
                                IntegerDef::PARAM_MIN => 0,
                                ApiBase::PARAM_RANGE_ENFORCE => true,
                        ],
                        'undoafter' => [
                                ParamValidator::PARAM_TYPE => 'integer',
                                IntegerDef::PARAM_MIN => 0,
                                ApiBase::PARAM_RANGE_ENFORCE => true,
                        ],
                        'redirect' => [
                                ParamValidator::PARAM_TYPE => 'boolean',
                                ParamValidator::PARAM_DEFAULT => false,
                        ],
                        'contentformat' => [
                                ParamValidator::PARAM_TYPE => $this->contentHandlerFactory->getAllContentFormats(),
                        ],
                        'contentmodel' => [
                                ParamValidator::PARAM_TYPE => $this->contentHandlerFactory->getContentModels(),
                        ],
                        'token' => [
                                // Standard definition automatically inserted
                                ApiBase::PARAM_HELP_MSG_APPEND => [ 'apihelp-edit-param-token' ],
                        ],
                ];

                $params += $this->getCreateTempUserParams();

                return $params;
        }

        public function needsToken() {
                return 'csrf';
        }

        protected function getExamplesMessages() {
                return [
                        'action=edit&title=Test&summary=test%20summary&' .
                                'text=article%20content&baserevid=1234567&token=123ABC'
                                => 'apihelp-edit-example-edit',
                        'action=edit&title=Test&summary=NOTOC&minor=&' .
                                'prependtext=__NOTOC__%0A&basetimestamp=2007-08-24T12:34:54Z&token=123ABC'
                                => 'apihelp-edit-example-prepend',
                        'action=edit&title=Test&undo=13585&undoafter=13579&' .
                                'basetimestamp=2007-08-24T12:34:54Z&token=123ABC'
                                => 'apihelp-edit-example-undo',
                ];
        }

        public function getHelpUrls() {
                return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Edit';
        }
}

/** @deprecated class alias since 1.43 */
class_alias( ApiEditPage::class, 'ApiEditPage' );