mediawiki-extensions-Visual.../ApiVisualEditor.php
Alex Monk bf0953b07b Remove consideration of extension registry configured namespaces until we can find the correct way to merge them
This will disable ProofreadPage's addition of the Page namespaces (e.g. on
wikisources), but this is more important right now.

Bug: T138980
Change-Id: I23ee26fa95a01b3e0881a4ca16e70247839d9cd9
2016-06-29 21:48:33 +01:00

771 lines
24 KiB
PHP

<?php
/**
* Parsoid/RESTBase+MediaWiki API wrapper.
*
* @file
* @ingroup Extensions
* @copyright 2011-2016 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
use MediaWiki\Logger\LoggerFactory;
class ApiVisualEditor extends ApiBase {
// These are safe even if VE is not enabled on the page.
// This is intended for other VE interfaces, such as Flow's.
protected static $SAFE_ACTIONS = [
'parsefragment',
];
/**
* @var Config
*/
protected $veConfig;
/**
* @var VirtualRESTServiceClient
*/
protected $serviceClient;
public function __construct( ApiMain $main, $name, Config $config ) {
parent::__construct( $main, $name );
$this->veConfig = $config;
$this->serviceClient = new VirtualRESTServiceClient( new MultiHttpClient( [] ) );
$this->serviceClient->mount( '/restbase/', $this->getVRSObject() );
}
/**
* Creates the virtual REST service object to be used in VE's API calls. The
* method determines whether to instantiate a ParsoidVirtualRESTService or a
* RestbaseVirtualRESTService object based on configuration directives: if
* $wgVirtualRestConfig['modules']['restbase'] is defined, RESTBase is chosen,
* otherwise Parsoid is used (either by using the MW Core config, or the
* VE-local one).
*
* @return VirtualRESTService the VirtualRESTService object to use
*/
private function getVRSObject() {
// the params array to create the service object with
$params = [];
// the VRS class to use, defaults to Parsoid
$class = 'ParsoidVirtualRESTService';
$config = $this->veConfig;
// the global virtual rest service config object, if any
$vrs = $this->getConfig()->get( 'VirtualRestConfig' );
if ( isset( $vrs['modules'] ) && isset( $vrs['modules']['restbase'] ) ) {
// if restbase is available, use it
$params = $vrs['modules']['restbase'];
$params['parsoidCompat'] = false; // backward compatibility
$class = 'RestbaseVirtualRESTService';
} elseif ( isset( $vrs['modules'] ) && isset( $vrs['modules']['parsoid'] ) ) {
// there's a global parsoid config, use it next
$params = $vrs['modules']['parsoid'];
$params['restbaseCompat'] = true;
} else {
// no global modules defined, fall back to old defaults
$params = [
'URL' => $config->get( 'VisualEditorParsoidURL' ),
'prefix' => $config->get( 'VisualEditorParsoidPrefix' ),
'domain' => $config->get( 'VisualEditorParsoidDomain' ),
'timeout' => $config->get( 'VisualEditorParsoidTimeout' ),
'HTTPProxy' => $config->get( 'VisualEditorParsoidHTTPProxy' ),
'forwardCookies' => $config->get( 'VisualEditorParsoidForwardCookies' ),
'restbaseCompat' => true
];
}
// merge the global and service-specific params
if ( isset( $vrs['global'] ) ) {
$params = array_merge( $vrs['global'], $params );
}
// set up cookie forwarding
if ( $params['forwardCookies'] && !User::isEveryoneAllowed( 'read' ) ) {
$params['forwardCookies'] = RequestContext::getMain()->getRequest()->getHeader( 'Cookie' );
} else {
$params['forwardCookies'] = false;
}
// create the VRS object and return it
return new $class( $params );
}
private function requestRestbase( $method, $path, $params, $reqheaders = [] ) {
global $wgVersion;
$request = [
'method' => $method,
'url' => '/restbase/local/v1/' . $path
];
if ( $method === 'GET' ) {
$request['query'] = $params;
} else {
$request['body'] = $params;
}
// Should be synchronised with modules/ve-mw/init/ve.init.mw.ArticleTargetLoader.js
$reqheaders['Accept'] = 'text/html; charset=utf-8; profile="mediawiki.org/specs/html/1.2.0"';
$reqheaders['User-Agent'] = 'VisualEditor-MediaWiki/' . $wgVersion;
$request['headers'] = $reqheaders;
$response = $this->serviceClient->run( $request );
if ( $response['code'] === 200 && $response['error'] === "" ) {
// If response was served directly from Varnish, use the response
// (RP) header to declare the cache hit and pass the data to the client.
$headers = $response['headers'];
$rp = null;
if ( isset( $headers['x-cache'] ) && strpos( $headers['x-cache'], 'hit' ) !== false ) {
$rp = 'cached-response=true';
}
if ( $rp !== null ) {
$resp = $this->getRequest()->response();
$resp->header( 'X-Cache: ' . $rp );
}
} elseif ( $response['error'] !== '' ) {
$this->dieUsage( 'docserver-http-error: ' . $response['error'], $response['error'] );
} else { // error null, code not 200
$this->dieUsage( 'docserver-http: HTTP ' . $response['code'], $response['code'] );
}
return $response['body'];
}
protected function storeInSerializationCache( $title, $oldid, $html, $etag ) {
global $wgMemc;
// Convert the VE HTML to wikitext
$text = $this->postHTML( $title, $html, [ 'oldid' => $oldid ], $etag );
if ( $text === false ) {
return false;
}
// Store the corresponding wikitext, referenceable by a new key
$hash = md5( $text );
$key = wfMemcKey( 'visualeditor', 'serialization', $hash );
$wgMemc->set( $key, $text,
$this->veConfig->get( 'VisualEditorSerializationCacheTimeout' ) );
// Also parse and prepare the edit in case it might be saved later
$page = WikiPage::factory( $title );
$content = ContentHandler::makeContent( $text, $title, CONTENT_MODEL_WIKITEXT );
$status = ApiStashEdit::parseAndStash( $page, $content, $this->getUser(), '' );
if ( $status === ApiStashEdit::ERROR_NONE ) {
$logger = LoggerFactory::getInstance( 'StashEdit' );
$logger->debug( 'StashEdit', "Cached parser output for VE content key '$key'." );
}
$this->getStats()->increment( "editstash.ve_cache_stores.$status" );
return $hash;
}
protected function trySerializationCache( $hash ) {
global $wgMemc;
$key = wfMemcKey( 'visualeditor', 'serialization', $hash );
return $wgMemc->get( $key );
}
protected function postHTML( $title, $html, $parserParams, $etag ) {
if ( $parserParams['oldid'] === 0 ) {
$parserParams['oldid'] = '';
}
$path = 'transform/html/to/wikitext/' . urlencode( $title->getPrefixedDBkey() );
if ( $parserParams['oldid'] ) {
$path .= '/' . $parserParams['oldid'];
}
if ( !is_string( $etag ) || $etag === '' ) {
wfDebugLog( 'AdHocDebug', 'VisualEditr T135171 - bad etag: ' . var_export( $etag, true ) );
}
return $this->requestRestbase(
'POST',
$path,
[
'html' => $html,
'scrub_wikitext' => 1,
],
[ 'If-Match' => $etag ]
);
}
protected function pstWikitext( $title, $wikitext ) {
return ContentHandler::makeContent( $wikitext, $title, CONTENT_MODEL_WIKITEXT )
->preSaveTransform(
$title,
$this->getUser(),
WikiPage::factory( $title )->makeParserOptions( $this->getContext() )
)
->serialize( 'text/x-wiki' );
}
protected function parseWikitextFragment( $title, $wikitext ) {
return $this->requestRestbase(
'POST',
'transform/wikitext/to/html/' . urlencode( $title->getPrefixedDBkey() ),
[
'wikitext' => $wikitext,
'body_only' => 1,
]
);
}
protected function diffWikitext( $title, $wikitext ) {
$apiParams = [
'action' => 'query',
'prop' => 'revisions',
'titles' => $title->getPrefixedDBkey(),
'rvdifftotext' => $this->pstWikitext( $title, $wikitext )
];
$api = new ApiMain(
new DerivativeRequest(
$this->getRequest(),
$apiParams,
false // was posted?
),
false // enable write?
);
$api->execute();
if ( defined( 'ApiResult::META_CONTENT' ) ) {
$result = $api->getResult()->getResultData( null, [
'BC' => [], // Transform content nodes to '*'
'Types' => [], // Add back-compat subelements
] );
} else {
$result = $api->getResultData();
}
if ( !isset( $result['query']['pages'][$title->getArticleID()]['revisions'][0]['diff']['*'] ) ) {
return [ 'result' => 'fail' ];
}
$diffRows = $result['query']['pages'][$title->getArticleID()]['revisions'][0]['diff']['*'];
if ( $diffRows !== '' ) {
$context = new DerivativeContext( $this->getContext() );
$context->setTitle( $title );
$engine = new DifferenceEngine( $context );
return [
'result' => 'success',
'diff' => $engine->addHeader(
$diffRows,
$context->msg( 'currentrev' )->parse(),
$context->msg( 'yourtext' )->parse()
)
];
} else {
return [ 'result' => 'nochanges' ];
}
}
protected function getLangLinks( $title ) {
$apiParams = [
'action' => 'query',
'prop' => 'langlinks',
'lllimit' => 500,
'titles' => $title->getPrefixedDBkey(),
'indexpageids' => 1,
];
$api = new ApiMain(
new DerivativeRequest(
$this->getRequest(),
$apiParams,
false // was posted?
),
true // enable write?
);
$api->execute();
if ( defined( 'ApiResult::META_CONTENT' ) ) {
$result = $api->getResult()->getResultData( null, [
'BC' => [], // Backwards-compatible structure transformations
'Types' => [], // Backwards-compatible structure transformations
'Strip' => 'all', // Remove any metadata keys from the langlinks array
] );
} else {
$result = $api->getResultData();
}
if ( !isset( $result['query']['pages'][$title->getArticleID()]['langlinks'] ) ) {
return false;
}
$langlinks = $result['query']['pages'][$title->getArticleID()]['langlinks'];
$langnames = Language::fetchLanguageNames();
foreach ( $langlinks as $i => $lang ) {
$langlinks[$i]['langname'] = $langnames[$langlinks[$i]['lang']];
}
return $langlinks;
}
public function execute() {
$user = $this->getUser();
$params = $this->extractRequestParams();
$title = Title::newFromText( $params['page'] );
if ( !$title ) {
$this->dieUsageMsg( 'invalidtitle', $params['page'] );
}
$isSafeAction = in_array( $params['paction'], self::$SAFE_ACTIONS, true );
if ( !$isSafeAction ) {
$this->checkAllowedNamespace( $title->getNamespace() );
}
$parserParams = [];
if ( isset( $params['oldid'] ) ) {
$parserParams['oldid'] = $params['oldid'];
}
$html = $params['html'];
if ( substr( $html, 0, 11 ) === 'rawdeflate,' ) {
$deflated = base64_decode( substr( $html, 11 ) );
wfSuppressWarnings();
$html = gzinflate( $deflated );
wfRestoreWarnings();
if ( $deflated === $html || $html === false ) {
$this->dieUsage( "HTML provided is not properly deflated", 'invaliddeflate' );
}
}
wfDebugLog( 'visualeditor', "called on '$title' with paction: '{$params['paction']}'" );
switch ( $params['paction'] ) {
case 'parse':
case 'metadata':
// Dirty hack to provide the correct context for edit notices
global $wgTitle; // FIXME NOOOOOOOOES
$wgTitle = $title;
RequestContext::getMain()->setTitle( $title );
// Get information about current revision
if ( $title->exists() ) {
$latestRevision = Revision::newFromTitle( $title );
if ( $latestRevision === null ) {
$this->dieUsage( 'Could not find latest revision for title', 'latestnotfound' );
}
$revision = null;
if ( !isset( $parserParams['oldid'] ) || $parserParams['oldid'] === 0 ) {
$parserParams['oldid'] = $latestRevision->getId();
$revision = $latestRevision;
} else {
$revision = Revision::newFromId( $parserParams['oldid'] );
if ( $revision === null ) {
$this->dieUsage( 'Could not find revision ID ' . $parserParams['oldid'], 'oldidnotfound' );
}
}
$restoring = $revision && !$revision->isCurrent();
$baseTimestamp = $latestRevision->getTimestamp();
$oldid = intval( $parserParams['oldid'] );
// If requested, request HTML from Parsoid/RESTBase
if ( $params['paction'] === 'parse' ) {
$content = $this->requestRestbase(
'GET',
'page/html/' . urlencode( $title->getPrefixedDBkey() ) . '/' . $oldid . '?redirect=false',
[]
);
if ( $content === false ) {
$this->dieUsage( 'Error contacting the document server', 'docserver' );
}
}
} else {
$content = '';
Hooks::run( 'EditFormPreloadText', [ &$content, &$title ] );
if ( $content !== '' ) {
$content = $this->parseWikitextFragment( $title, $content );
}
$baseTimestamp = wfTimestampNow();
$oldid = 0;
$restoring = false;
}
// Get edit notices
$notices = $title->getEditNotices();
// Anonymous user notice
if ( $user->isAnon() ) {
$notices[] = $this->msg(
'anoneditwarning',
// Log-in link
'{{fullurl:Special:UserLogin|returnto={{FULLPAGENAMEE}}}}',
// Sign-up link
'{{fullurl:Special:UserLogin/signup|returnto={{FULLPAGENAMEE}}}}'
)->parseAsBlock();
}
// Old revision notice
if ( $restoring ) {
$notices[] = $this->msg( 'editingold' )->parseAsBlock();
}
if ( wfReadOnly() ) {
$notices[] = $this->msg( 'readonlywarning', wfReadOnlyReason() );
}
// New page notices
if ( !$title->exists() ) {
$notices[] = $this->msg(
$user->isLoggedIn() ? 'newarticletext' : 'newarticletextanon',
wfExpandUrl( Skin::makeInternalOrExternalUrl(
$this->msg( 'helppage' )->inContentLanguage()->text()
) )
)->parseAsBlock();
// Page protected from creation
if ( $title->getRestrictions( 'create' ) ) {
$notices[] = $this->msg( 'titleprotectedwarning' )->parseAsBlock();
}
}
// Look at protection status to set up notices + surface class(es)
$protectedClasses = [];
if ( MWNamespace::getRestrictionLevels( $title->getNamespace() ) !== [ '' ] ) {
// Page protected from editing
if ( $title->isProtected( 'edit' ) ) {
# Is the title semi-protected?
if ( $title->isSemiProtected() ) {
$protectedClasses[] = 'mw-textarea-sprotected';
$noticeMsg = 'semiprotectedpagewarning';
} else {
$protectedClasses[] = 'mw-textarea-protected';
# Then it must be protected based on static groups (regular)
$noticeMsg = 'protectedpagewarning';
}
$notices[] = $this->msg( $noticeMsg )->parseAsBlock() .
$this->getLastLogEntry( $title, 'protect' );
}
// Deal with cascading edit protection
list( $sources, $restrictions ) = $title->getCascadeProtectionSources();
if ( isset( $restrictions['edit'] ) ) {
$protectedClasses[] = ' mw-textarea-cprotected';
$notice = $this->msg( 'cascadeprotectedwarning' )->parseAsBlock() . '<ul>';
// Unfortunately there's no nice way to get only the pages which cause
// editing to be restricted
foreach ( $sources as $source ) {
$notice .= "<li>" . Linker::link( $source ) . "</li>";
}
$notice .= '</ul>';
$notices[] = $notice;
}
}
// Permission notice
$permErrors = $title->getUserPermissionsErrors( 'create', $user );
if ( $permErrors && !$title->exists() ) {
$notices[] = $this->msg(
'permissionserrorstext-withaction', 1, $this->msg( 'action-createpage' )
) . "<br>" . call_user_func_array( [ $this, 'msg' ], $permErrors[0] )->parse();
}
// Show notice when editing user / user talk page of a user that doesn't exist
// or who is blocked
// HACK of course this code is partly duplicated from EditPage.php :(
if ( $title->getNamespace() == NS_USER || $title->getNamespace() == NS_USER_TALK ) {
$parts = explode( '/', $title->getText(), 2 );
$targetUsername = $parts[0];
$targetUser = User::newFromName( $targetUsername, false /* allow IP users*/ );
if (
!( $targetUser && $targetUser->isLoggedIn() ) &&
!User::isIP( $targetUsername )
) { // User does not exist
$notices[] = "<div class=\"mw-userpage-userdoesnotexist error\">\n" .
$this->msg( 'userpage-userdoesnotexist', wfEscapeWikiText( $targetUsername ) ) .
"\n</div>";
} elseif ( $targetUser->isBlocked() ) { // Show log extract if the user is currently blocked
$notices[] = $this->msg(
'blocked-notice-logextract',
$targetUser->getName() // Support GENDER in notice
)->parseAsBlock() . $this->getLastLogEntry( $targetUser->getUserPage(), 'block' );
}
}
// Blocked user notice
if ( $user->isBlockedFrom( $title ) && $user->getBlock()->prevents( 'edit' ) !== false ) {
$notices[] = call_user_func_array(
[ $this, 'msg' ],
$user->getBlock()->getPermissionsError( $this->getContext() )
)->parseAsBlock();
}
// Blocked user notice for global blocks
if ( $user->isBlockedGlobally() ) {
$notices[] = call_user_func_array(
[ $this, 'msg' ],
$user->getGlobalBlock()->getPermissionsError( $this->getContext() )
)->parseAsBlock();
}
// HACK: Build a fake EditPage so we can get checkboxes from it
$article = new Article( $title ); // Deliberately omitting ,0 so oldid comes from request
$ep = new EditPage( $article );
$req = $this->getRequest();
$req->setVal( 'format', 'text/x-wiki' );
$ep->importFormData( $req ); // By reference for some reason (bug 52466)
$tabindex = 0;
$states = [
'minor' => $user->getOption( 'minordefault' ) && $title->exists(),
'watch' => $user->getOption( 'watchdefault' ) ||
( $user->getOption( 'watchcreations' ) && !$title->exists() ) ||
$user->isWatched( $title ),
];
$checkboxes = $ep->getCheckboxes( $tabindex, $states );
// HACK: Find out which red links are on the page
// We do the lookup for the current version. This might not be entirely complete
// if we're loading an oldid, but it'll probably be close enough, and LinkCache
// will automatically request any additional data it needs.
$links = [];
$wikipage = WikiPage::factory( $title );
$popts = $wikipage->makeParserOptions( 'canonical' );
$cached = ParserCache::singleton()->get( $article, $popts, true );
$links = [
// Array of linked pages that are missing
'missing' => [],
// For current revisions: 1 (treat all non-missing pages as known)
// For old revisions: array of linked pages that are known
'known' => $restoring || !$cached ? [] : 1,
];
if ( $cached ) {
foreach ( $cached->getLinks() as $namespace => $cachedTitles ) {
foreach ( $cachedTitles as $cachedTitleText => $exists ) {
$cachedTitle = Title::makeTitle( $namespace, $cachedTitleText );
if ( !$cachedTitle->isKnown() ) {
$links['missing'][] = $cachedTitle->getPrefixedText();
} elseif ( $links['known'] !== 1 ) {
$links['known'][] = $cachedTitle->getPrefixedText();
}
}
}
}
// Add information about current page
if ( !$title->isKnown() ) {
$links['missing'][] = $title->getPrefixedText();
} elseif ( $links['known'] !== 1 ) {
$links['known'][] = $title->getPrefixedText();
}
// On parser cache miss, just don't bother populating red link data
$result = [
'result' => 'success',
'notices' => $notices,
'checkboxes' => $checkboxes,
'links' => $links,
'protectedClasses' => implode( ' ', $protectedClasses ),
'basetimestamp' => $baseTimestamp,
'starttimestamp' => wfTimestampNow(),
'oldid' => $oldid,
];
if ( $params['paction'] === 'parse' ) {
$result['content'] = $content;
}
break;
case 'parsefragment':
$wikitext = $params['wikitext'];
if ( $params['pst'] ) {
$wikitext = $this->pstWikitext( $title, $wikitext );
}
$content = $this->parseWikitextFragment( $title, $wikitext );
if ( $content === false ) {
$this->dieUsage( 'Error contacting the document server', 'docserver' );
} else {
$result = [
'result' => 'success',
'content' => $content
];
}
break;
case 'serialize':
if ( $params['cachekey'] !== null ) {
$content = $this->trySerializationCache( $params['cachekey'] );
if ( !is_string( $content ) ) {
$this->dieUsage( 'No cached serialization found with that key', 'badcachekey' );
}
} else {
if ( $params['html'] === null ) {
$this->dieUsageMsg( 'missingparam', 'html' );
}
$content = $this->postHTML( $title, $html, $parserParams, $params['etag'] );
if ( $content === false ) {
$this->dieUsage( 'Error contacting the document server', 'docserver' );
}
}
$result = [ 'result' => 'success', 'content' => $content ];
break;
case 'diff':
if ( $params['cachekey'] !== null ) {
$wikitext = $this->trySerializationCache( $params['cachekey'] );
if ( !is_string( $wikitext ) ) {
$this->dieUsage( 'No cached serialization found with that key', 'badcachekey' );
}
} else {
$wikitext = $this->postHTML( $title, $html, $parserParams, $params['etag'] );
if ( $wikitext === false ) {
$this->dieUsage( 'Error contacting the document server', 'docserver' );
}
}
$diff = $this->diffWikitext( $title, $wikitext );
if ( $diff['result'] === 'fail' ) {
$this->dieUsage( 'Diff failed', 'difffailed' );
}
$result = $diff;
break;
case 'serializeforcache':
if ( !isset( $parserParams['oldid'] ) ) {
$parserParams['oldid'] = Revision::newFromTitle( $title )->getId();
}
$key = $this->storeInSerializationCache(
$title,
$parserParams['oldid'],
$html,
$params['etag']
);
$result = [ 'result' => 'success', 'cachekey' => $key ];
break;
case 'getlanglinks':
$langlinks = $this->getLangLinks( $title );
if ( $langlinks === false ) {
$this->dieUsage( 'Error querying MediaWiki API', 'api-langlinks-error' );
} else {
$result = [ 'result' => 'success', 'langlinks' => $langlinks ];
}
break;
}
$this->getResult()->addValue( null, $this->getModuleName(), $result );
}
/**
* Check if the request is allowed to proceed in the current namespace, and abort if not
*
* @param int $namespaceId Namespace ID
*/
public function checkAllowedNamespace( $namespaceId ) {
if ( !self::isAllowedNamespace( $this->veConfig, $namespaceId ) ) {
$this->dieUsage( "VisualEditor is not enabled in '" .
MWNamespace::getCanonicalName( $namespaceId ) . "' namespace ",
'novenamespace' );
}
}
/**
* Check if the configured allowed namespaces include the specified namespace
*
* @param Config $config Configuration object
* @param int $namespaceId Namespace ID
* @return boolean
*/
public static function isAllowedNamespace( Config $config, $namespaceId ) {
$availableNamespaces = self::getAvailableNamespaceIds( $config );
return in_array( $namespaceId, $availableNamespaces );
}
/**
* Get a list of allowed namespace IDs
*
* @param Config $config Configuration object
* @return array
*/
public static function getAvailableNamespaceIds( Config $config ) {
$availableNamespaces = $config->get( 'VisualEditorAvailableNamespaces' );
return array_map( function ( $namespace ) {
// Convert canonical namespace names to IDs
return is_numeric( $namespace ) ?
$namespace :
MWNamespace::getCanonicalIndex( strtolower( $namespace ) );
}, array_keys( array_filter( $availableNamespaces ) ) );
}
/**
* Check if the configured allowed content models include the specified content model
*
* @param Config $config Configuration object
* @param string $contentModel Content model ID
* @return boolean
*/
public static function isAllowedContentType( Config $config, $contentModel ) {
$availableContentModels = array_merge(
ExtensionRegistry::getInstance()->getAttribute( 'VisualEditorAvailableContentModels' ),
$config->get( 'VisualEditorAvailableContentModels' )
);
return
isset( $availableContentModels[ $contentModel ] ) &&
$availableContentModels[ $contentModel ];
}
/**
* Gets the relevant HTML for the latest log entry on a given title, including a full log link.
*
* @param $title Title
* @param $types array|string
* @return string
*/
private function getLastLogEntry( $title, $types = '' ) {
$lp = new LogPager(
new LogEventsList( $this->getContext() ),
$types,
'',
$title->getPrefixedDbKey()
);
$lp->mLimit = 1;
return $lp->getBody() . Linker::link(
SpecialPage::getTitleFor( 'Log' ),
$this->msg( 'log-fulllog' )->escaped(),
[],
[
'page' => $title->getPrefixedDBkey(),
'type' => is_string( $types ) ? $types : null
]
);
}
public function getAllowedParams() {
return [
'page' => [
ApiBase::PARAM_REQUIRED => true,
],
'format' => [
ApiBase::PARAM_DFLT => 'jsonfm',
ApiBase::PARAM_TYPE => [ 'json', 'jsonfm' ],
],
'paction' => [
ApiBase::PARAM_REQUIRED => true,
ApiBase::PARAM_TYPE => [
'parse',
'metadata',
'parsefragment',
'serialize',
'serializeforcache',
'diff',
'getlanglinks',
],
],
'wikitext' => null,
'oldid' => null,
'html' => null,
'etag' => null,
'cachekey' => null,
'pst' => false,
];
}
public function needsToken() {
return false;
}
public function mustBePosted() {
return false;
}
public function isInternal() {
return true;
}
public function isWriteMode() {
return false;
}
}