includes/api/ApiFeedContributions.php
<?php
/**
* Copyright © 2011 Sam Reed
*
* 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 ChangeTags;
use MediaWiki\Cache\LinkBatchFactory;
use MediaWiki\CommentFormatter\CommentFormatter;
use MediaWiki\Content\TextContent;
use MediaWiki\Feed\FeedItem;
use MediaWiki\HookContainer\HookContainer;
use MediaWiki\Linker\LinkRenderer;
use MediaWiki\MainConfigNames;
use MediaWiki\Pager\ContribsPager;
use MediaWiki\ParamValidator\TypeDef\UserDef;
use MediaWiki\Revision\RevisionAccessException;
use MediaWiki\Revision\RevisionRecord;
use MediaWiki\Revision\RevisionStore;
use MediaWiki\Revision\SlotRecord;
use MediaWiki\SpecialPage\SpecialPage;
use MediaWiki\Title\NamespaceInfo;
use MediaWiki\Title\Title;
use MediaWiki\User\ExternalUserNames;
use MediaWiki\User\UserFactory;
use MediaWiki\User\UserRigorOptions;
use Wikimedia\ParamValidator\ParamValidator;
use Wikimedia\Rdbms\IConnectionProvider;
/**
* @ingroup API
*/
class ApiFeedContributions extends ApiBase {
private RevisionStore $revisionStore;
private LinkRenderer $linkRenderer;
private LinkBatchFactory $linkBatchFactory;
private HookContainer $hookContainer;
private IConnectionProvider $dbProvider;
private NamespaceInfo $namespaceInfo;
private UserFactory $userFactory;
private CommentFormatter $commentFormatter;
private ApiHookRunner $hookRunner;
/**
* @param ApiMain $main
* @param string $action
* @param RevisionStore $revisionStore
* @param LinkRenderer $linkRenderer
* @param LinkBatchFactory $linkBatchFactory
* @param HookContainer $hookContainer
* @param IConnectionProvider $dbProvider
* @param NamespaceInfo $namespaceInfo
* @param UserFactory $userFactory
* @param CommentFormatter $commentFormatter
*/
public function __construct(
ApiMain $main,
$action,
RevisionStore $revisionStore,
LinkRenderer $linkRenderer,
LinkBatchFactory $linkBatchFactory,
HookContainer $hookContainer,
IConnectionProvider $dbProvider,
NamespaceInfo $namespaceInfo,
UserFactory $userFactory,
CommentFormatter $commentFormatter
) {
parent::__construct( $main, $action );
$this->revisionStore = $revisionStore;
$this->linkRenderer = $linkRenderer;
$this->linkBatchFactory = $linkBatchFactory;
$this->hookContainer = $hookContainer;
$this->dbProvider = $dbProvider;
$this->namespaceInfo = $namespaceInfo;
$this->userFactory = $userFactory;
$this->commentFormatter = $commentFormatter;
$this->hookRunner = new ApiHookRunner( $hookContainer );
}
/**
* This module uses a custom feed wrapper printer.
*
* @return ApiFormatFeedWrapper
*/
public function getCustomPrinter() {
return new ApiFormatFeedWrapper( $this->getMain() );
}
public function execute() {
$params = $this->extractRequestParams();
$config = $this->getConfig();
if ( !$config->get( MainConfigNames::Feed ) ) {
$this->dieWithError( 'feed-unavailable' );
}
$feedClasses = $config->get( MainConfigNames::FeedClasses );
if ( !isset( $feedClasses[$params['feedformat']] ) ) {
$this->dieWithError( 'feed-invalid' );
}
if ( $params['showsizediff'] && $this->getConfig()->get( MainConfigNames::MiserMode ) ) {
$this->dieWithError( 'apierror-sizediffdisabled' );
}
$msg = $this->msg( 'Contributions' )->inContentLanguage()->text();
$feedTitle = $config->get( MainConfigNames::Sitename ) . ' - ' . $msg .
' [' . $config->get( MainConfigNames::LanguageCode ) . ']';
$target = $params['user'];
if ( ExternalUserNames::isExternal( $target ) ) {
// Interwiki names make invalid titles, so put the target in the query instead.
$feedUrl = SpecialPage::getTitleFor( 'Contributions' )->getFullURL( [ 'target' => $target ] );
} else {
$feedUrl = SpecialPage::getTitleFor( 'Contributions', $target )->getFullURL();
}
$feed = new $feedClasses[$params['feedformat']] (
$feedTitle,
htmlspecialchars( $msg ),
$feedUrl
);
// Convert year/month parameters to end parameter
$params['start'] = '';
$params['end'] = '';
$params = ContribsPager::processDateFilter( $params );
$targetUser = $this->userFactory->newFromName( $target, UserRigorOptions::RIGOR_NONE );
$pager = new ContribsPager(
$this->getContext(), [
'target' => $target,
'namespace' => $params['namespace'],
'start' => $params['start'],
'end' => $params['end'],
'tagFilter' => $params['tagfilter'],
'deletedOnly' => $params['deletedonly'],
'topOnly' => $params['toponly'],
'newOnly' => $params['newonly'],
'hideMinor' => $params['hideminor'],
'showSizeDiff' => $params['showsizediff'],
],
$this->linkRenderer,
$this->linkBatchFactory,
$this->hookContainer,
$this->dbProvider,
$this->revisionStore,
$this->namespaceInfo,
$targetUser,
$this->commentFormatter
);
$feedLimit = $this->getConfig()->get( MainConfigNames::FeedLimit );
if ( $pager->getLimit() > $feedLimit ) {
$pager->setLimit( $feedLimit );
}
$feedItems = [];
if ( $pager->getNumRows() > 0 ) {
$count = 0;
$limit = $pager->getLimit();
foreach ( $pager->mResult as $row ) {
// ContribsPager selects one more row for navigation, skip that row
if ( ++$count > $limit ) {
break;
}
$item = $this->feedItem( $row );
if ( $item !== null ) {
$feedItems[] = $item;
}
}
}
ApiFormatFeedWrapper::setResult( $this->getResult(), $feed, $feedItems );
}
protected function feedItem( $row ) {
// This hook is the api contributions equivalent to the
// ContributionsLineEnding hook. Hook implementers may cancel
// the hook to signal the user is not allowed to read this item.
$feedItem = null;
$hookResult = $this->hookRunner->onApiFeedContributions__feedItem(
$row, $this->getContext(), $feedItem );
// Hook returned a valid feed item
if ( $feedItem instanceof FeedItem ) {
return $feedItem;
// Hook was canceled and did not return a valid feed item
} elseif ( !$hookResult ) {
return null;
}
// Hook completed and did not return a valid feed item
$title = Title::makeTitle( (int)$row->page_namespace, $row->page_title );
if ( $title && $this->getAuthority()->authorizeRead( 'read', $title ) ) {
$date = $row->rev_timestamp;
$comments = $title->getTalkPage()->getFullURL();
$revision = $this->revisionStore->newRevisionFromRow( $row, 0, $title );
return new FeedItem(
$title->getPrefixedText(),
$this->feedItemDesc( $revision ),
$title->getFullURL( [ 'diff' => $revision->getId() ] ),
$date,
$this->feedItemAuthor( $revision ),
$comments
);
}
return null;
}
/**
* @since 1.32, takes a RevisionRecord instead of a Revision
* @param RevisionRecord $revision
* @return string
*/
protected function feedItemAuthor( RevisionRecord $revision ) {
$user = $revision->getUser();
return $user ? $user->getName() : '';
}
/**
* @since 1.32, takes a RevisionRecord instead of a Revision
* @param RevisionRecord $revision
* @return string
*/
protected function feedItemDesc( RevisionRecord $revision ) {
$msg = $this->msg( 'colon-separator' )->inContentLanguage()->text();
try {
$content = $revision->getContent( SlotRecord::MAIN );
} catch ( RevisionAccessException $e ) {
$content = null;
}
if ( $content instanceof TextContent ) {
// only textual content has a "source view".
$html = nl2br( htmlspecialchars( $content->getText(), ENT_COMPAT ) );
} else {
// XXX: we could get an HTML representation of the content via getParserOutput, but that may
// contain JS magic and generally may not be suitable for inclusion in a feed.
// Perhaps Content should have a getDescriptiveHtml method and/or a getSourceText method.
// Compare also MediaWiki\Feed\FeedUtils::formatDiffRow.
$html = '';
}
$comment = $revision->getComment();
return '<p>' . htmlspecialchars( $this->feedItemAuthor( $revision ) ) . $msg .
htmlspecialchars( FeedItem::stripComment( $comment->text ?? '' ) ) .
"</p>\n<hr />\n<div>" . $html . '</div>';
}
public function getAllowedParams() {
$feedFormatNames = array_keys( $this->getConfig()->get( MainConfigNames::FeedClasses ) );
$ret = [
'feedformat' => [
ParamValidator::PARAM_DEFAULT => 'rss',
ParamValidator::PARAM_TYPE => $feedFormatNames
],
'user' => [
ParamValidator::PARAM_TYPE => 'user',
UserDef::PARAM_ALLOWED_USER_TYPES => [ 'name', 'ip', 'temp', 'cidr', 'id', 'interwiki' ],
ParamValidator::PARAM_REQUIRED => true,
],
'namespace' => [
ParamValidator::PARAM_TYPE => 'namespace'
],
'year' => [
ParamValidator::PARAM_TYPE => 'integer'
],
'month' => [
ParamValidator::PARAM_TYPE => 'integer'
],
'tagfilter' => [
ParamValidator::PARAM_ISMULTI => true,
ParamValidator::PARAM_TYPE => array_values( ChangeTags::listDefinedTags() ),
ParamValidator::PARAM_DEFAULT => '',
],
'deletedonly' => false,
'toponly' => false,
'newonly' => false,
'hideminor' => false,
'showsizediff' => [
ParamValidator::PARAM_DEFAULT => false,
],
];
if ( $this->getConfig()->get( MainConfigNames::MiserMode ) ) {
$ret['showsizediff'][ApiBase::PARAM_HELP_MSG] = 'api-help-param-disabled-in-miser-mode';
}
return $ret;
}
protected function getExamplesMessages() {
return [
'action=feedcontributions&user=Example'
=> 'apihelp-feedcontributions-example-simple',
];
}
public function getHelpUrls() {
return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Feedcontributions';
}
}
/** @deprecated class alias since 1.43 */
class_alias( ApiFeedContributions::class, 'ApiFeedContributions' );