3609579d06
Currently, it's picking up tl_target_id index which leads to massive row scans when it tries to check cascade protection of highly used templates. Tested locally and it works just fine. Bug: T308207 Change-Id: Id0e6ff623be8e23619961730e012b6b0fcb4723d
898 lines
28 KiB
PHP
898 lines
28 KiB
PHP
<?php
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/**
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* Copyright © 2006 Yuri Astrakhan "<Firstname><Lastname>@gmail.com"
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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*/
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use MediaWiki\Cache\LinkBatchFactory;
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use MediaWiki\Languages\LanguageConverterFactory;
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use MediaWiki\Linker\LinksMigration;
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use MediaWiki\Linker\LinkTarget;
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use MediaWiki\MainConfigNames;
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use MediaWiki\ParamValidator\TypeDef\TitleDef;
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use MediaWiki\Permissions\PermissionStatus;
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use MediaWiki\Permissions\RestrictionStore;
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/**
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* A query module to show basic page information.
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*
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* @ingroup API
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*/
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class ApiQueryInfo extends ApiQueryBase {
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/** @var ILanguageConverter */
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private $languageConverter;
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/** @var LinkBatchFactory */
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private $linkBatchFactory;
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/** @var NamespaceInfo */
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private $namespaceInfo;
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/** @var TitleFactory */
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private $titleFactory;
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/** @var TitleFormatter */
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private $titleFormatter;
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/** @var WatchedItemStore */
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private $watchedItemStore;
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/** @var RestrictionStore */
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private $restrictionStore;
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/** @var LinksMigration */
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private $linksMigration;
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private $fld_protection = false, $fld_talkid = false,
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$fld_subjectid = false, $fld_url = false,
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$fld_readable = false, $fld_watched = false,
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$fld_watchers = false, $fld_visitingwatchers = false,
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$fld_notificationtimestamp = false,
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$fld_preload = false, $fld_displaytitle = false, $fld_varianttitles = false;
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/**
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* @var bool Whether to include link class information for the
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* given page titles.
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*/
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private $fld_linkclasses = false;
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/**
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* @var bool Whether to include the name of the associated page
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*/
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private $fld_associatedpage = false;
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private $params;
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/** @var Title[] */
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private $titles;
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/** @var Title[] */
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private $missing;
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/** @var Title[] */
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private $everything;
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private $pageIsRedir, $pageIsNew, $pageTouched,
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$pageLatest, $pageLength;
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private $protections, $restrictionTypes, $watched, $watchers, $visitingwatchers,
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$notificationtimestamps, $talkids, $subjectids, $displaytitles, $variantTitles;
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/**
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* Watchlist expiries that corresponds with the $watched property. Keyed by namespace and title.
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* @var array<int,array<string,string>>
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*/
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private $watchlistExpiries;
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/**
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* @var array<int,string[]> Mapping of page id to list of 'extra link
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* classes' for the given page
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*/
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private $linkClasses;
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private $showZeroWatchers = false;
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private $countTestedActions = 0;
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/**
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* @param ApiQuery $queryModule
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* @param string $moduleName
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* @param Language $contentLanguage
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* @param LinkBatchFactory $linkBatchFactory
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* @param NamespaceInfo $namespaceInfo
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* @param TitleFactory $titleFactory
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* @param TitleFormatter $titleFormatter
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* @param WatchedItemStore $watchedItemStore
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* @param LanguageConverterFactory $languageConverterFactory
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* @param RestrictionStore $restrictionStore
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* @param LinksMigration $linksMigration
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*/
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public function __construct(
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ApiQuery $queryModule,
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$moduleName,
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Language $contentLanguage,
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LinkBatchFactory $linkBatchFactory,
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NamespaceInfo $namespaceInfo,
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TitleFactory $titleFactory,
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TitleFormatter $titleFormatter,
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WatchedItemStore $watchedItemStore,
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LanguageConverterFactory $languageConverterFactory,
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RestrictionStore $restrictionStore,
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LinksMigration $linksMigration
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) {
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parent::__construct( $queryModule, $moduleName, 'in' );
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$this->languageConverter = $languageConverterFactory->getLanguageConverter( $contentLanguage );
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$this->linkBatchFactory = $linkBatchFactory;
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$this->namespaceInfo = $namespaceInfo;
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$this->titleFactory = $titleFactory;
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$this->titleFormatter = $titleFormatter;
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$this->watchedItemStore = $watchedItemStore;
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$this->restrictionStore = $restrictionStore;
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$this->linksMigration = $linksMigration;
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}
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/**
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* @param ApiPageSet $pageSet
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* @return void
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*/
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public function requestExtraData( $pageSet ) {
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// If the pageset is resolving redirects we won't get page_is_redirect.
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// But we can't know for sure until the pageset is executed (revids may
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// turn it off), so request it unconditionally.
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$pageSet->requestField( 'page_is_redirect' );
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$pageSet->requestField( 'page_is_new' );
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$config = $this->getConfig();
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$pageSet->requestField( 'page_touched' );
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$pageSet->requestField( 'page_latest' );
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$pageSet->requestField( 'page_len' );
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$pageSet->requestField( 'page_content_model' );
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if ( $config->get( MainConfigNames::PageLanguageUseDB ) ) {
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$pageSet->requestField( 'page_lang' );
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}
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}
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public function execute() {
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$this->params = $this->extractRequestParams();
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if ( $this->params['prop'] !== null ) {
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$prop = array_fill_keys( $this->params['prop'], true );
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$this->fld_protection = isset( $prop['protection'] );
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$this->fld_watched = isset( $prop['watched'] );
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$this->fld_watchers = isset( $prop['watchers'] );
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$this->fld_visitingwatchers = isset( $prop['visitingwatchers'] );
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$this->fld_notificationtimestamp = isset( $prop['notificationtimestamp'] );
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$this->fld_talkid = isset( $prop['talkid'] );
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$this->fld_subjectid = isset( $prop['subjectid'] );
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$this->fld_url = isset( $prop['url'] );
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$this->fld_readable = isset( $prop['readable'] );
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$this->fld_preload = isset( $prop['preload'] );
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$this->fld_displaytitle = isset( $prop['displaytitle'] );
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$this->fld_varianttitles = isset( $prop['varianttitles'] );
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$this->fld_linkclasses = isset( $prop['linkclasses'] );
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$this->fld_associatedpage = isset( $prop['associatedpage'] );
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}
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$pageSet = $this->getPageSet();
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$this->titles = $pageSet->getGoodTitles();
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$this->missing = $pageSet->getMissingTitles();
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$this->everything = $this->titles + $this->missing;
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$result = $this->getResult();
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uasort( $this->everything, [ Title::class, 'compare' ] );
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if ( $this->params['continue'] !== null ) {
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// Throw away any titles we're gonna skip so they don't
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// clutter queries
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$cont = explode( '|', $this->params['continue'] );
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$this->dieContinueUsageIf( count( $cont ) != 2 );
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$conttitle = $this->titleFactory->makeTitleSafe( (int)$cont[0], $cont[1] );
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$this->dieContinueUsageIf( !$conttitle );
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foreach ( $this->everything as $pageid => $title ) {
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if ( Title::compare( $title, $conttitle ) >= 0 ) {
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break;
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}
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unset( $this->titles[$pageid] );
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unset( $this->missing[$pageid] );
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unset( $this->everything[$pageid] );
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}
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}
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// when resolving redirects, no page will have this field
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$this->pageIsRedir = !$pageSet->isResolvingRedirects()
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? $pageSet->getCustomField( 'page_is_redirect' )
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: [];
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$this->pageIsNew = $pageSet->getCustomField( 'page_is_new' );
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$this->pageTouched = $pageSet->getCustomField( 'page_touched' );
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$this->pageLatest = $pageSet->getCustomField( 'page_latest' );
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$this->pageLength = $pageSet->getCustomField( 'page_len' );
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// Get protection info if requested
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if ( $this->fld_protection ) {
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$this->getProtectionInfo();
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}
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if ( $this->fld_watched || $this->fld_notificationtimestamp ) {
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$this->getWatchedInfo();
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}
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if ( $this->fld_watchers ) {
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$this->getWatcherInfo();
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}
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if ( $this->fld_visitingwatchers ) {
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$this->getVisitingWatcherInfo();
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}
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// Run the talkid/subjectid query if requested
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if ( $this->fld_talkid || $this->fld_subjectid ) {
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$this->getTSIDs();
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}
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if ( $this->fld_displaytitle ) {
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$this->getDisplayTitle();
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}
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if ( $this->fld_varianttitles ) {
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$this->getVariantTitles();
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}
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if ( $this->fld_linkclasses ) {
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$this->getLinkClasses( $this->params['linkcontext'] );
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}
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/** @var Title $title */
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foreach ( $this->everything as $pageid => $title ) {
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$pageInfo = $this->extractPageInfo( $pageid, $title );
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$fit = $pageInfo !== null && $result->addValue( [
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'query',
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'pages'
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], $pageid, $pageInfo );
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if ( !$fit ) {
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$this->setContinueEnumParameter( 'continue',
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$title->getNamespace() . '|' .
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$title->getText() );
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break;
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}
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}
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}
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/**
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* Get a result array with information about a title
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* @param int $pageid Page ID (negative for missing titles)
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* @param Title $title
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* @return array|null
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*/
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private function extractPageInfo( $pageid, $title ) {
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$pageInfo = [];
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// $title->exists() needs pageid, which is not set for all title objects
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$titleExists = $pageid > 0;
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$ns = $title->getNamespace();
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$dbkey = $title->getDBkey();
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$pageInfo['contentmodel'] = $title->getContentModel();
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$pageLanguage = $title->getPageLanguage();
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$pageInfo['pagelanguage'] = $pageLanguage->getCode();
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$pageInfo['pagelanguagehtmlcode'] = $pageLanguage->getHtmlCode();
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$pageInfo['pagelanguagedir'] = $pageLanguage->getDir();
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if ( $titleExists ) {
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$pageInfo['touched'] = wfTimestamp( TS_ISO_8601, $this->pageTouched[$pageid] );
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$pageInfo['lastrevid'] = (int)$this->pageLatest[$pageid];
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$pageInfo['length'] = (int)$this->pageLength[$pageid];
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if ( isset( $this->pageIsRedir[$pageid] ) && $this->pageIsRedir[$pageid] ) {
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$pageInfo['redirect'] = true;
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}
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if ( $this->pageIsNew[$pageid] ) {
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$pageInfo['new'] = true;
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}
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}
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if ( $this->fld_protection ) {
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$pageInfo['protection'] = [];
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if ( isset( $this->protections[$ns][$dbkey] ) ) {
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$pageInfo['protection'] =
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$this->protections[$ns][$dbkey];
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}
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ApiResult::setIndexedTagName( $pageInfo['protection'], 'pr' );
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$pageInfo['restrictiontypes'] = [];
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if ( isset( $this->restrictionTypes[$ns][$dbkey] ) ) {
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$pageInfo['restrictiontypes'] =
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$this->restrictionTypes[$ns][$dbkey];
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}
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ApiResult::setIndexedTagName( $pageInfo['restrictiontypes'], 'rt' );
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}
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if ( $this->fld_watched ) {
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$pageInfo['watched'] = false;
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if ( isset( $this->watched[$ns][$dbkey] ) ) {
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$pageInfo['watched'] = $this->watched[$ns][$dbkey];
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}
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if ( isset( $this->watchlistExpiries[$ns][$dbkey] ) ) {
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$pageInfo['watchlistexpiry'] = $this->watchlistExpiries[$ns][$dbkey];
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}
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}
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if ( $this->fld_watchers ) {
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if ( $this->watchers !== null && $this->watchers[$ns][$dbkey] !== 0 ) {
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$pageInfo['watchers'] = $this->watchers[$ns][$dbkey];
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} elseif ( $this->showZeroWatchers ) {
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$pageInfo['watchers'] = 0;
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}
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}
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if ( $this->fld_visitingwatchers ) {
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if ( $this->visitingwatchers !== null && $this->visitingwatchers[$ns][$dbkey] !== 0 ) {
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$pageInfo['visitingwatchers'] = $this->visitingwatchers[$ns][$dbkey];
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} elseif ( $this->showZeroWatchers ) {
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$pageInfo['visitingwatchers'] = 0;
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}
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}
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if ( $this->fld_notificationtimestamp ) {
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$pageInfo['notificationtimestamp'] = '';
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if ( isset( $this->notificationtimestamps[$ns][$dbkey] ) ) {
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$pageInfo['notificationtimestamp'] =
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wfTimestamp( TS_ISO_8601, $this->notificationtimestamps[$ns][$dbkey] );
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}
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}
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if ( $this->fld_talkid && isset( $this->talkids[$ns][$dbkey] ) ) {
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$pageInfo['talkid'] = $this->talkids[$ns][$dbkey];
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}
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if ( $this->fld_subjectid && isset( $this->subjectids[$ns][$dbkey] ) ) {
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$pageInfo['subjectid'] = $this->subjectids[$ns][$dbkey];
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}
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if ( $this->fld_associatedpage && $ns >= NS_MAIN ) {
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$pageInfo['associatedpage'] = $this->titleFormatter->getPrefixedText(
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$this->namespaceInfo->getAssociatedPage( $title )
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);
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}
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if ( $this->fld_url ) {
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$pageInfo['fullurl'] = wfExpandUrl( $title->getFullURL(), PROTO_CURRENT );
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$pageInfo['editurl'] = wfExpandUrl( $title->getFullURL( 'action=edit' ), PROTO_CURRENT );
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$pageInfo['canonicalurl'] = wfExpandUrl( $title->getFullURL(), PROTO_CANONICAL );
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}
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if ( $this->fld_readable ) {
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$pageInfo['readable'] = $this->getAuthority()->definitelyCan( 'read', $title );
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}
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if ( $this->fld_preload ) {
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if ( $titleExists ) {
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$pageInfo['preload'] = '';
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} else {
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$text = null;
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// @phan-suppress-next-line PhanTypeMismatchArgument Type mismatch on pass-by-ref args
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$this->getHookRunner()->onEditFormPreloadText( $text, $title );
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$pageInfo['preload'] = $text;
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}
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}
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if ( $this->fld_displaytitle ) {
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$pageInfo['displaytitle'] = $this->displaytitles[$pageid] ??
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htmlspecialchars( $title->getPrefixedText(), ENT_NOQUOTES );
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}
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if ( $this->fld_varianttitles && isset( $this->variantTitles[$pageid] ) ) {
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$pageInfo['varianttitles'] = $this->variantTitles[$pageid];
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}
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if ( $this->fld_linkclasses && isset( $this->linkClasses[$pageid] ) ) {
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$pageInfo['linkclasses'] = $this->linkClasses[$pageid];
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}
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if ( $this->params['testactions'] ) {
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$limit = $this->getMain()->canApiHighLimits() ? self::LIMIT_SML2 : self::LIMIT_SML1;
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if ( $this->countTestedActions >= $limit ) {
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return null; // force a continuation
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}
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$detailLevel = $this->params['testactionsdetail'];
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$errorFormatter = $this->getErrorFormatter();
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if ( $errorFormatter->getFormat() === 'bc' ) {
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// Eew, no. Use a more modern format here.
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$errorFormatter = $errorFormatter->newWithFormat( 'plaintext' );
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}
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$pageInfo['actions'] = [];
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foreach ( $this->params['testactions'] as $action ) {
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$this->countTestedActions++;
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if ( $detailLevel === 'boolean' ) {
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$pageInfo['actions'][$action] = $this->getAuthority()->authorizeRead( $action, $title );
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} else {
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$status = new PermissionStatus();
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if ( $detailLevel === 'quick' ) {
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$this->getAuthority()->probablyCan( $action, $title, $status );
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} else {
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$this->getAuthority()->definitelyCan( $action, $title, $status );
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}
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$this->addBlockInfoToStatus( $status );
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$pageInfo['actions'][$action] = $errorFormatter->arrayFromStatus( $status );
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}
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}
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}
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return $pageInfo;
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}
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/**
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* Get information about protections and put it in $protections
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*/
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private function getProtectionInfo() {
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$this->protections = [];
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$db = $this->getDB();
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// Get normal protections for existing titles
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if ( count( $this->titles ) ) {
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$this->resetQueryParams();
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$this->addTables( 'page_restrictions' );
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$this->addFields( [ 'pr_page', 'pr_type', 'pr_level',
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'pr_expiry', 'pr_cascade' ] );
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$this->addWhereFld( 'pr_page', array_keys( $this->titles ) );
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$res = $this->select( __METHOD__ );
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foreach ( $res as $row ) {
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/** @var Title $title */
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$title = $this->titles[$row->pr_page];
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$a = [
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'type' => $row->pr_type,
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'level' => $row->pr_level,
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'expiry' => ApiResult::formatExpiry( $row->pr_expiry )
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];
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if ( $row->pr_cascade ) {
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$a['cascade'] = true;
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}
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$this->protections[$title->getNamespace()][$title->getDBkey()][] = $a;
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}
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}
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// Get protections for missing titles
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if ( count( $this->missing ) ) {
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$this->resetQueryParams();
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$lb = $this->linkBatchFactory->newLinkBatch( $this->missing );
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$this->addTables( 'protected_titles' );
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$this->addFields( [ 'pt_title', 'pt_namespace', 'pt_create_perm', 'pt_expiry' ] );
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$this->addWhere( $lb->constructSet( 'pt', $db ) );
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$res = $this->select( __METHOD__ );
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foreach ( $res as $row ) {
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|
$this->protections[$row->pt_namespace][$row->pt_title][] = [
|
|
'type' => 'create',
|
|
'level' => $row->pt_create_perm,
|
|
'expiry' => ApiResult::formatExpiry( $row->pt_expiry )
|
|
];
|
|
}
|
|
}
|
|
|
|
// Separate good and missing titles into files and other pages
|
|
// and populate $this->restrictionTypes
|
|
$images = $others = [];
|
|
foreach ( $this->everything as $title ) {
|
|
if ( $title->getNamespace() === NS_FILE ) {
|
|
$images[] = $title->getDBkey();
|
|
} else {
|
|
$others[] = $title;
|
|
}
|
|
// Applicable protection types
|
|
$this->restrictionTypes[$title->getNamespace()][$title->getDBkey()] =
|
|
array_values( $this->restrictionStore->listApplicableRestrictionTypes( $title ) );
|
|
}
|
|
|
|
list( $blNamespace, $blTitle ) = $this->linksMigration->getTitleFields( 'templatelinks' );
|
|
$queryInfo = $this->linksMigration->getQueryInfo( 'templatelinks' );
|
|
|
|
if ( count( $others ) ) {
|
|
// Non-images: check templatelinks
|
|
$lb = $this->linkBatchFactory->newLinkBatch( $others );
|
|
$this->resetQueryParams();
|
|
$this->addTables( array_merge( [ 'page_restrictions', 'page' ], $queryInfo['tables'] ) );
|
|
// templatelinks must use PRIMARY index and not the tl_target_id.
|
|
$this->addOption( 'USE INDEX', [ 'templatelinks' => 'PRIMARY' ] );
|
|
$this->addFields( [ 'pr_type', 'pr_level', 'pr_expiry',
|
|
'page_title', 'page_namespace',
|
|
$blNamespace, $blTitle ] );
|
|
$this->addWhere( $lb->constructSet( 'tl', $db ) );
|
|
$this->addWhere( 'pr_page = page_id' );
|
|
$this->addWhere( 'pr_page = tl_from' );
|
|
$this->addWhereFld( 'pr_cascade', 1 );
|
|
$this->addJoinConds( $queryInfo['joins'] );
|
|
|
|
$res = $this->select( __METHOD__ );
|
|
foreach ( $res as $row ) {
|
|
$this->protections[$row->$blNamespace][$row->$blTitle][] = [
|
|
'type' => $row->pr_type,
|
|
'level' => $row->pr_level,
|
|
'expiry' => ApiResult::formatExpiry( $row->pr_expiry ),
|
|
'source' => $this->titleFormatter->formatTitle( $row->page_namespace, $row->page_title ),
|
|
];
|
|
}
|
|
}
|
|
|
|
if ( count( $images ) ) {
|
|
// Images: check imagelinks
|
|
$this->resetQueryParams();
|
|
$this->addTables( [ 'page_restrictions', 'page', 'imagelinks' ] );
|
|
$this->addFields( [ 'pr_type', 'pr_level', 'pr_expiry',
|
|
'page_title', 'page_namespace', 'il_to' ] );
|
|
$this->addWhere( 'pr_page = page_id' );
|
|
$this->addWhere( 'pr_page = il_from' );
|
|
$this->addWhereFld( 'pr_cascade', 1 );
|
|
$this->addWhereFld( 'il_to', $images );
|
|
|
|
$res = $this->select( __METHOD__ );
|
|
foreach ( $res as $row ) {
|
|
$this->protections[NS_FILE][$row->il_to][] = [
|
|
'type' => $row->pr_type,
|
|
'level' => $row->pr_level,
|
|
'expiry' => ApiResult::formatExpiry( $row->pr_expiry ),
|
|
'source' => $this->titleFormatter->formatTitle( $row->page_namespace, $row->page_title ),
|
|
];
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get talk page IDs (if requested) and subject page IDs (if requested)
|
|
* and put them in $talkids and $subjectids
|
|
*/
|
|
private function getTSIDs() {
|
|
$getTitles = $this->talkids = $this->subjectids = [];
|
|
$nsInfo = $this->namespaceInfo;
|
|
|
|
/** @var Title $t */
|
|
foreach ( $this->everything as $t ) {
|
|
if ( $nsInfo->isTalk( $t->getNamespace() ) ) {
|
|
if ( $this->fld_subjectid ) {
|
|
$getTitles[] = $t->getSubjectPage();
|
|
}
|
|
} elseif ( $this->fld_talkid ) {
|
|
$getTitles[] = $t->getTalkPage();
|
|
}
|
|
}
|
|
if ( $getTitles === [] ) {
|
|
return;
|
|
}
|
|
|
|
$db = $this->getDB();
|
|
|
|
// Construct a custom WHERE clause that matches
|
|
// all titles in $getTitles
|
|
$lb = $this->linkBatchFactory->newLinkBatch( $getTitles );
|
|
$this->resetQueryParams();
|
|
$this->addTables( 'page' );
|
|
$this->addFields( [ 'page_title', 'page_namespace', 'page_id' ] );
|
|
$this->addWhere( $lb->constructSet( 'page', $db ) );
|
|
$res = $this->select( __METHOD__ );
|
|
foreach ( $res as $row ) {
|
|
if ( $nsInfo->isTalk( $row->page_namespace ) ) {
|
|
$this->talkids[$nsInfo->getSubject( $row->page_namespace )][$row->page_title] =
|
|
(int)( $row->page_id );
|
|
} else {
|
|
$this->subjectids[$nsInfo->getTalk( $row->page_namespace )][$row->page_title] =
|
|
(int)( $row->page_id );
|
|
}
|
|
}
|
|
}
|
|
|
|
private function getDisplayTitle() {
|
|
$this->displaytitles = [];
|
|
|
|
$pageIds = array_keys( $this->titles );
|
|
|
|
if ( $pageIds === [] ) {
|
|
return;
|
|
}
|
|
|
|
$this->resetQueryParams();
|
|
$this->addTables( 'page_props' );
|
|
$this->addFields( [ 'pp_page', 'pp_value' ] );
|
|
$this->addWhereFld( 'pp_page', $pageIds );
|
|
$this->addWhereFld( 'pp_propname', 'displaytitle' );
|
|
$res = $this->select( __METHOD__ );
|
|
|
|
foreach ( $res as $row ) {
|
|
$this->displaytitles[$row->pp_page] = $row->pp_value;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Fetch the set of extra link classes associated with links to the
|
|
* set of titles ("link colours"), as they would appear on the
|
|
* given context page.
|
|
* @param ?LinkTarget $context_title The page context in which link
|
|
* colors are determined.
|
|
*/
|
|
private function getLinkClasses( ?LinkTarget $context_title = null ) {
|
|
if ( $this->titles === [] ) {
|
|
return;
|
|
}
|
|
// For compatibility with legacy GetLinkColours hook:
|
|
// $pagemap maps from page id to title (as prefixed db key)
|
|
// $classes maps from title (prefixed db key) to a space-separated
|
|
// list of link classes ("link colours").
|
|
// The hook should not modify $pagemap, and should only append to
|
|
// $classes (being careful to maintain space separation).
|
|
$classes = [];
|
|
$pagemap = [];
|
|
foreach ( $this->titles as $pageId => $title ) {
|
|
$pdbk = $title->getPrefixedDBkey();
|
|
$pagemap[$pageId] = $pdbk;
|
|
$classes[$pdbk] = $title->isRedirect() ? 'mw-redirect' : '';
|
|
}
|
|
// legacy hook requires a real Title, not a LinkTarget
|
|
$context_title = $this->titleFactory->newFromLinkTarget(
|
|
$context_title ?? $this->titleFactory->newMainPage()
|
|
);
|
|
$this->getHookRunner()->onGetLinkColours(
|
|
$pagemap, $classes, $context_title
|
|
);
|
|
|
|
// This API class expects the class list to be:
|
|
// (a) indexed by pageid, not title, and
|
|
// (b) a proper array of strings (possibly zero-length),
|
|
// not a single space-separated string (possibly the empty string)
|
|
$this->linkClasses = [];
|
|
foreach ( $this->titles as $pageId => $title ) {
|
|
$pdbk = $title->getPrefixedDBkey();
|
|
$this->linkClasses[$pageId] = preg_split(
|
|
'/\s+/', $classes[$pdbk] ?? '', -1, PREG_SPLIT_NO_EMPTY
|
|
);
|
|
}
|
|
}
|
|
|
|
private function getVariantTitles() {
|
|
if ( $this->titles === [] ) {
|
|
return;
|
|
}
|
|
$this->variantTitles = [];
|
|
foreach ( $this->titles as $pageId => $t ) {
|
|
$this->variantTitles[$pageId] = isset( $this->displaytitles[$pageId] )
|
|
? $this->getAllVariants( $this->displaytitles[$pageId] )
|
|
: $this->getAllVariants( $t->getText(), $t->getNamespace() );
|
|
}
|
|
}
|
|
|
|
private function getAllVariants( $text, $ns = NS_MAIN ) {
|
|
$result = [];
|
|
foreach ( $this->languageConverter->getVariants() as $variant ) {
|
|
$convertTitle = $this->languageConverter->autoConvert( $text, $variant );
|
|
if ( $ns !== NS_MAIN ) {
|
|
$convertNs = $this->languageConverter->convertNamespace( $ns, $variant );
|
|
$convertTitle = $convertNs . ':' . $convertTitle;
|
|
}
|
|
$result[$variant] = $convertTitle;
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Get information about watched status and put it in $this->watched
|
|
* and $this->notificationtimestamps
|
|
*/
|
|
private function getWatchedInfo() {
|
|
$user = $this->getUser();
|
|
|
|
if ( !$user->isRegistered() || count( $this->everything ) == 0
|
|
|| !$this->getAuthority()->isAllowed( 'viewmywatchlist' )
|
|
) {
|
|
return;
|
|
}
|
|
|
|
$this->watched = [];
|
|
$this->watchlistExpiries = [];
|
|
$this->notificationtimestamps = [];
|
|
|
|
/** @var WatchedItem[] $items */
|
|
$items = $this->watchedItemStore->loadWatchedItemsBatch( $user, $this->everything );
|
|
|
|
foreach ( $items as $item ) {
|
|
$nsId = $item->getTarget()->getNamespace();
|
|
$dbKey = $item->getTarget()->getDBkey();
|
|
|
|
if ( $this->fld_watched ) {
|
|
$this->watched[$nsId][$dbKey] = true;
|
|
|
|
$expiry = $item->getExpiry( TS_ISO_8601 );
|
|
if ( $expiry ) {
|
|
$this->watchlistExpiries[$nsId][$dbKey] = $expiry;
|
|
}
|
|
}
|
|
|
|
if ( $this->fld_notificationtimestamp ) {
|
|
$this->notificationtimestamps[$nsId][$dbKey] = $item->getNotificationTimestamp();
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the count of watchers and put it in $this->watchers
|
|
*/
|
|
private function getWatcherInfo() {
|
|
if ( count( $this->everything ) == 0 ) {
|
|
return;
|
|
}
|
|
|
|
$canUnwatchedpages = $this->getAuthority()->isAllowed( 'unwatchedpages' );
|
|
$unwatchedPageThreshold =
|
|
$this->getConfig()->get( MainConfigNames::UnwatchedPageThreshold );
|
|
if ( !$canUnwatchedpages && !is_int( $unwatchedPageThreshold ) ) {
|
|
return;
|
|
}
|
|
|
|
$this->showZeroWatchers = $canUnwatchedpages;
|
|
|
|
$countOptions = [];
|
|
if ( !$canUnwatchedpages ) {
|
|
$countOptions['minimumWatchers'] = $unwatchedPageThreshold;
|
|
}
|
|
|
|
$this->watchers = $this->watchedItemStore->countWatchersMultiple(
|
|
$this->everything,
|
|
$countOptions
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Get the count of watchers who have visited recent edits and put it in
|
|
* $this->visitingwatchers
|
|
*
|
|
* Based on InfoAction::pageCounts
|
|
*/
|
|
private function getVisitingWatcherInfo() {
|
|
$config = $this->getConfig();
|
|
$db = $this->getDB();
|
|
|
|
$canUnwatchedpages = $this->getAuthority()->isAllowed( 'unwatchedpages' );
|
|
$unwatchedPageThreshold = $config->get( MainConfigNames::UnwatchedPageThreshold );
|
|
if ( !$canUnwatchedpages && !is_int( $unwatchedPageThreshold ) ) {
|
|
return;
|
|
}
|
|
|
|
$this->showZeroWatchers = $canUnwatchedpages;
|
|
|
|
$titlesWithThresholds = [];
|
|
if ( $this->titles ) {
|
|
$lb = $this->linkBatchFactory->newLinkBatch( $this->titles );
|
|
|
|
// Fetch last edit timestamps for pages
|
|
$this->resetQueryParams();
|
|
$this->addTables( [ 'page', 'revision' ] );
|
|
$this->addFields( [ 'page_namespace', 'page_title', 'rev_timestamp' ] );
|
|
$this->addWhere( [
|
|
'page_latest = rev_id',
|
|
$lb->constructSet( 'page', $db ),
|
|
] );
|
|
$this->addOption( 'GROUP BY', [ 'page_namespace', 'page_title' ] );
|
|
$timestampRes = $this->select( __METHOD__ );
|
|
|
|
$age = $config->get( MainConfigNames::WatchersMaxAge );
|
|
$timestamps = [];
|
|
foreach ( $timestampRes as $row ) {
|
|
$revTimestamp = wfTimestamp( TS_UNIX, (int)$row->rev_timestamp );
|
|
$timestamps[$row->page_namespace][$row->page_title] = (int)$revTimestamp - $age;
|
|
}
|
|
$titlesWithThresholds = array_map(
|
|
static function ( LinkTarget $target ) use ( $timestamps ) {
|
|
return [
|
|
$target, $timestamps[$target->getNamespace()][$target->getDBkey()]
|
|
];
|
|
},
|
|
$this->titles
|
|
);
|
|
}
|
|
|
|
if ( $this->missing ) {
|
|
$titlesWithThresholds = array_merge(
|
|
$titlesWithThresholds,
|
|
array_map(
|
|
static function ( LinkTarget $target ) {
|
|
return [ $target, null ];
|
|
},
|
|
$this->missing
|
|
)
|
|
);
|
|
}
|
|
$this->visitingwatchers = $this->watchedItemStore->countVisitingWatchersMultiple(
|
|
$titlesWithThresholds,
|
|
!$canUnwatchedpages ? $unwatchedPageThreshold : null
|
|
);
|
|
}
|
|
|
|
public function getCacheMode( $params ) {
|
|
// Other props depend on something about the current user
|
|
$publicProps = [
|
|
'protection',
|
|
'talkid',
|
|
'subjectid',
|
|
'associatedpage',
|
|
'url',
|
|
'preload',
|
|
'displaytitle',
|
|
'varianttitles',
|
|
];
|
|
if ( array_diff( (array)$params['prop'], $publicProps ) ) {
|
|
return 'private';
|
|
}
|
|
|
|
// testactions also depends on the current user
|
|
if ( $params['testactions'] ) {
|
|
return 'private';
|
|
}
|
|
|
|
return 'public';
|
|
}
|
|
|
|
public function getAllowedParams() {
|
|
return [
|
|
'prop' => [
|
|
ApiBase::PARAM_ISMULTI => true,
|
|
ApiBase::PARAM_TYPE => [
|
|
'protection',
|
|
'talkid',
|
|
'watched', # private
|
|
'watchers', # private
|
|
'visitingwatchers', # private
|
|
'notificationtimestamp', # private
|
|
'subjectid',
|
|
'associatedpage',
|
|
'url',
|
|
'readable', # private
|
|
'preload',
|
|
'displaytitle',
|
|
'varianttitles',
|
|
'linkclasses', # private: stub length (and possibly hook colors)
|
|
// If you add more properties here, please consider whether they
|
|
// need to be added to getCacheMode()
|
|
],
|
|
ApiBase::PARAM_HELP_MSG_PER_VALUE => [],
|
|
ApiBase::PARAM_DEPRECATED_VALUES => [
|
|
'readable' => true, // Since 1.32
|
|
],
|
|
],
|
|
'linkcontext' => [
|
|
ApiBase::PARAM_TYPE => 'title',
|
|
ApiBase::PARAM_DFLT => $this->titleFactory->newMainPage()->getPrefixedText(),
|
|
TitleDef::PARAM_RETURN_OBJECT => true,
|
|
],
|
|
'testactions' => [
|
|
ApiBase::PARAM_TYPE => 'string',
|
|
ApiBase::PARAM_ISMULTI => true,
|
|
],
|
|
'testactionsdetail' => [
|
|
ApiBase::PARAM_TYPE => [ 'boolean', 'full', 'quick' ],
|
|
ApiBase::PARAM_DFLT => 'boolean',
|
|
ApiBase::PARAM_HELP_MSG_PER_VALUE => [],
|
|
],
|
|
'continue' => [
|
|
ApiBase::PARAM_HELP_MSG => 'api-help-param-continue',
|
|
],
|
|
];
|
|
}
|
|
|
|
protected function getExamplesMessages() {
|
|
return [
|
|
'action=query&prop=info&titles=Main%20Page'
|
|
=> 'apihelp-query+info-example-simple',
|
|
'action=query&prop=info&inprop=protection&titles=Main%20Page'
|
|
=> 'apihelp-query+info-example-protection',
|
|
];
|
|
}
|
|
|
|
public function getHelpUrls() {
|
|
return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Info';
|
|
}
|
|
}
|