ApiEditPage.php

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<?php
namespace MediaWiki\Api;
 
use MediaWiki\ChangeTags\ChangeTags;
use MediaWiki\Content\ContentHandler;
use MediaWiki\Content\IContentHandlerFactory;
use MediaWiki\Content\TextContent;
use MediaWiki\Context\RequestContext;
use MediaWiki\EditPage\EditPage;
use MediaWiki\Exception\MWContentSerializationException;
use MediaWiki\MainConfigNames;
use MediaWiki\MediaWikiServices;
use MediaWiki\Message\Message;
use MediaWiki\Page\Article;
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 Wikimedia\ParamValidator\ParamValidator;
use Wikimedia\ParamValidator\TypeDef\IntegerDef;
 
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;
 
    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();
    }
 
    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,
            'wpIgnoreDoubleRedirects' => 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() );
 
        $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_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';
    }
}
 
class_alias( ApiEditPage::class, 'ApiEditPage' );