3 * Displays information about a page.
5 * Copyright © 2011 Alexandre Emsenhuber
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
25 use MediaWiki\MediaWikiServices
;
26 use Wikimedia\Rdbms\Database
;
29 * Displays information about a page.
33 class InfoAction
extends FormlessAction
{
37 * Returns the name of the action this object responds to.
39 * @return string Lowercase name
41 public function getName() {
46 * Whether this action can still be executed by a blocked user.
50 public function requiresUnblock() {
55 * Whether this action requires the wiki not to be locked.
59 public function requiresWrite() {
64 * Clear the info cache for a given Title.
67 * @param Title $title Title to clear cache for
68 * @param int|null $revid Revision id to clear
70 public static function invalidateCache( Title
$title, $revid = null ) {
72 $revision = Revision
::newFromTitle( $title, 0, Revision
::READ_LATEST
);
73 $revid = $revision ?
$revision->getId() : null;
75 if ( $revid !== null ) {
76 $key = self
::getCacheKey( $title, $revid );
77 ObjectCache
::getMainWANInstance()->delete( $key );
82 * Shows page information on GET request.
84 * @return string Page information that will be added to the output
86 public function onView() {
90 $oldid = $this->page
->getOldID();
92 $revision = $this->page
->getRevisionFetched();
94 // Revision is missing
95 if ( $revision === null ) {
96 return $this->msg( 'missing-revision', $oldid )->parse();
99 // Revision is not current
100 if ( !$revision->isCurrent() ) {
101 return $this->msg( 'pageinfo-not-current' )->plain();
106 if ( !$this->msg( 'pageinfo-header' )->isDisabled() ) {
107 $content .= $this->msg( 'pageinfo-header' )->parse();
110 // Hide "This page is a member of # hidden categories" explanation
111 $content .= Html
::element( 'style', [],
112 '.mw-hiddenCategoriesExplanation { display: none; }' ) . "\n";
114 // Hide "Templates used on this page" explanation
115 $content .= Html
::element( 'style', [],
116 '.mw-templatesUsedExplanation { display: none; }' ) . "\n";
118 // Get page information
119 $pageInfo = $this->pageInfo();
121 // Allow extensions to add additional information
122 Hooks
::run( 'InfoAction', [ $this->getContext(), &$pageInfo ] );
124 // Render page information
125 foreach ( $pageInfo as $header => $infoTable ) {
127 // pageinfo-header-basic, pageinfo-header-edits, pageinfo-header-restrictions,
128 // pageinfo-header-properties, pageinfo-category-info
129 $content .= $this->makeHeader( $this->msg( "pageinfo-${header}" )->escaped() ) . "\n";
131 foreach ( $infoTable as $infoRow ) {
132 $name = ( $infoRow[0] instanceof Message
) ?
$infoRow[0]->escaped() : $infoRow[0];
133 $value = ( $infoRow[1] instanceof Message
) ?
$infoRow[1]->escaped() : $infoRow[1];
134 $id = ( $infoRow[0] instanceof Message
) ?
$infoRow[0]->getKey() : null;
135 $table = $this->addRow( $table, $name, $value, $id ) . "\n";
137 $content = $this->addTable( $content, $table ) . "\n";
141 if ( !$this->msg( 'pageinfo-footer' )->isDisabled() ) {
142 $content .= $this->msg( 'pageinfo-footer' )->parse();
149 * Creates a header that can be added to the output.
151 * @param string $header The header text.
152 * @return string The HTML.
154 protected function makeHeader( $header ) {
155 $spanAttribs = [ 'class' => 'mw-headline', 'id' => Sanitizer
::escapeId( $header ) ];
157 return Html
::rawElement( 'h2', [], Html
::element( 'span', $spanAttribs, $header ) );
161 * Adds a row to a table that will be added to the content.
163 * @param string $table The table that will be added to the content
164 * @param string $name The name of the row
165 * @param string $value The value of the row
166 * @param string $id The ID to use for the 'tr' element
167 * @return string The table with the row added
169 protected function addRow( $table, $name, $value, $id ) {
173 $id === null ?
[] : [ 'id' => 'mw-' . $id ],
174 Html
::rawElement( 'td', [ 'style' => 'vertical-align: top;' ], $name ) .
175 Html
::rawElement( 'td', [], $value )
180 * Adds a table to the content that will be added to the output.
182 * @param string $content The content that will be added to the output
183 * @param string $table The table
184 * @return string The content with the table added
186 protected function addTable( $content, $table ) {
187 return $content . Html
::rawElement( 'table', [ 'class' => 'wikitable mw-page-info' ],
192 * Returns page information in an easily-manipulated format. Array keys are used so extensions
193 * may add additional information in arbitrary positions. Array values are arrays with one
194 * element to be rendered as a header, arrays with two elements to be rendered as a table row.
198 protected function pageInfo() {
201 $user = $this->getUser();
202 $lang = $this->getLanguage();
203 $title = $this->getTitle();
204 $id = $title->getArticleID();
205 $config = $this->context
->getConfig();
206 $linkRenderer = MediaWikiServices
::getInstance()->getLinkRenderer();
208 $pageCounts = $this->pageCounts( $this->page
);
210 $pageProperties = [];
211 $props = PageProps
::getInstance()->getAllProperties( $title );
212 if ( isset( $props[$id] ) ) {
213 $pageProperties = $props[$id];
218 $pageInfo['header-basic'] = [];
221 $displayTitle = $title->getPrefixedText();
222 if ( isset( $pageProperties['displaytitle'] ) ) {
223 $displayTitle = $pageProperties['displaytitle'];
226 $pageInfo['header-basic'][] = [
227 $this->msg( 'pageinfo-display-title' ), $displayTitle
230 // Is it a redirect? If so, where to?
231 if ( $title->isRedirect() ) {
232 $pageInfo['header-basic'][] = [
233 $this->msg( 'pageinfo-redirectsto' ),
234 $linkRenderer->makeLink( $this->page
->getRedirectTarget() ) .
235 $this->msg( 'word-separator' )->escaped() .
236 $this->msg( 'parentheses' )->rawParams( $linkRenderer->makeLink(
237 $this->page
->getRedirectTarget(),
238 $this->msg( 'pageinfo-redirectsto-info' )->text(),
240 [ 'action' => 'info' ]
246 $sortKey = $title->getCategorySortkey();
247 if ( isset( $pageProperties['defaultsort'] ) ) {
248 $sortKey = $pageProperties['defaultsort'];
251 $sortKey = htmlspecialchars( $sortKey );
252 $pageInfo['header-basic'][] = [ $this->msg( 'pageinfo-default-sort' ), $sortKey ];
254 // Page length (in bytes)
255 $pageInfo['header-basic'][] = [
256 $this->msg( 'pageinfo-length' ), $lang->formatNum( $title->getLength() )
259 // Page ID (number not localised, as it's a database ID)
260 $pageInfo['header-basic'][] = [ $this->msg( 'pageinfo-article-id' ), $id ];
262 // Language in which the page content is (supposed to be) written
263 $pageLang = $title->getPageLanguage()->getCode();
265 $pageLangHtml = $pageLang . ' - ' .
266 Language
::fetchLanguageName( $pageLang, $lang->getCode() );
267 // Link to Special:PageLanguage with pre-filled page title if user has permissions
268 if ( $config->get( 'PageLanguageUseDB' )
269 && $title->userCan( 'pagelang', $user )
271 $pageLangHtml .= ' ' . $this->msg( 'parentheses' )->rawParams( $linkRenderer->makeLink(
272 SpecialPage
::getTitleValueFor( 'PageLanguage', $title->getPrefixedText() ),
273 $this->msg( 'pageinfo-language-change' )->text()
277 $pageInfo['header-basic'][] = [
278 $this->msg( 'pageinfo-language' )->escaped(),
282 // Content model of the page
283 $modelHtml = htmlspecialchars( ContentHandler
::getLocalizedName( $title->getContentModel() ) );
284 // If the user can change it, add a link to Special:ChangeContentModel
285 if ( $config->get( 'ContentHandlerUseDB' )
286 && $title->userCan( 'editcontentmodel', $user )
288 $modelHtml .= ' ' . $this->msg( 'parentheses' )->rawParams( $linkRenderer->makeLink(
289 SpecialPage
::getTitleValueFor( 'ChangeContentModel', $title->getPrefixedText() ),
290 $this->msg( 'pageinfo-content-model-change' )->text()
294 $pageInfo['header-basic'][] = [
295 $this->msg( 'pageinfo-content-model' ),
299 if ( $title->inNamespace( NS_USER
) ) {
300 $pageUser = User
::newFromName( $title->getRootText() );
301 if ( $pageUser && $pageUser->getId() && !$pageUser->isHidden() ) {
302 $pageInfo['header-basic'][] = [
303 $this->msg( 'pageinfo-user-id' ),
309 // Search engine status
310 $pOutput = new ParserOutput();
311 if ( isset( $pageProperties['noindex'] ) ) {
312 $pOutput->setIndexPolicy( 'noindex' );
314 if ( isset( $pageProperties['index'] ) ) {
315 $pOutput->setIndexPolicy( 'index' );
318 // Use robot policy logic
319 $policy = $this->page
->getRobotPolicy( 'view', $pOutput );
320 $pageInfo['header-basic'][] = [
321 // Messages: pageinfo-robot-index, pageinfo-robot-noindex
322 $this->msg( 'pageinfo-robot-policy' ),
323 $this->msg( "pageinfo-robot-${policy['index']}" )
326 $unwatchedPageThreshold = $config->get( 'UnwatchedPageThreshold' );
328 $user->isAllowed( 'unwatchedpages' ) ||
329 ( $unwatchedPageThreshold !== false &&
330 $pageCounts['watchers'] >= $unwatchedPageThreshold )
332 // Number of page watchers
333 $pageInfo['header-basic'][] = [
334 $this->msg( 'pageinfo-watchers' ),
335 $lang->formatNum( $pageCounts['watchers'] )
338 $config->get( 'ShowUpdatedMarker' ) &&
339 isset( $pageCounts['visitingWatchers'] )
341 $minToDisclose = $config->get( 'UnwatchedPageSecret' );
342 if ( $pageCounts['visitingWatchers'] > $minToDisclose ||
343 $user->isAllowed( 'unwatchedpages' ) ) {
344 $pageInfo['header-basic'][] = [
345 $this->msg( 'pageinfo-visiting-watchers' ),
346 $lang->formatNum( $pageCounts['visitingWatchers'] )
349 $pageInfo['header-basic'][] = [
350 $this->msg( 'pageinfo-visiting-watchers' ),
351 $this->msg( 'pageinfo-few-visiting-watchers' )
355 } elseif ( $unwatchedPageThreshold !== false ) {
356 $pageInfo['header-basic'][] = [
357 $this->msg( 'pageinfo-watchers' ),
358 $this->msg( 'pageinfo-few-watchers' )->numParams( $unwatchedPageThreshold )
362 // Redirects to this page
363 $whatLinksHere = SpecialPage
::getTitleFor( 'Whatlinkshere', $title->getPrefixedText() );
364 $pageInfo['header-basic'][] = [
365 $linkRenderer->makeLink(
367 $this->msg( 'pageinfo-redirects-name' )->text(),
372 'hideimages' => $title->getNamespace() == NS_FILE
375 $this->msg( 'pageinfo-redirects-value' )
376 ->numParams( count( $title->getRedirectsHere() ) )
379 // Is it counted as a content page?
380 if ( $this->page
->isCountable() ) {
381 $pageInfo['header-basic'][] = [
382 $this->msg( 'pageinfo-contentpage' ),
383 $this->msg( 'pageinfo-contentpage-yes' )
387 // Subpages of this page, if subpages are enabled for the current NS
388 if ( MWNamespace
::hasSubpages( $title->getNamespace() ) ) {
389 $prefixIndex = SpecialPage
::getTitleFor(
390 'Prefixindex', $title->getPrefixedText() . '/' );
391 $pageInfo['header-basic'][] = [
392 Linker
::link( $prefixIndex, $this->msg( 'pageinfo-subpages-name' )->escaped() ),
393 $this->msg( 'pageinfo-subpages-value' )
395 $pageCounts['subpages']['total'],
396 $pageCounts['subpages']['redirects'],
397 $pageCounts['subpages']['nonredirects'] )
401 if ( $title->inNamespace( NS_CATEGORY
) ) {
402 $category = Category
::newFromTitle( $title );
404 // $allCount is the total number of cat members,
405 // not the count of how many members are normal pages.
406 $allCount = (int)$category->getPageCount();
407 $subcatCount = (int)$category->getSubcatCount();
408 $fileCount = (int)$category->getFileCount();
409 $pagesCount = $allCount - $subcatCount - $fileCount;
411 $pageInfo['category-info'] = [
413 $this->msg( 'pageinfo-category-total' ),
414 $lang->formatNum( $allCount )
417 $this->msg( 'pageinfo-category-pages' ),
418 $lang->formatNum( $pagesCount )
421 $this->msg( 'pageinfo-category-subcats' ),
422 $lang->formatNum( $subcatCount )
425 $this->msg( 'pageinfo-category-files' ),
426 $lang->formatNum( $fileCount )
432 $pageInfo['header-restrictions'] = [];
434 // Is this page affected by the cascading protection of something which includes it?
435 if ( $title->isCascadeProtected() ) {
437 $sources = $title->getCascadeProtectionSources()[0];
439 foreach ( $sources as $sourceTitle ) {
440 $cascadingFrom .= Html
::rawElement(
441 'li', [], $linkRenderer->makeKnownLink( $sourceTitle ) );
444 $cascadingFrom = Html
::rawElement( 'ul', [], $cascadingFrom );
445 $pageInfo['header-restrictions'][] = [
446 $this->msg( 'pageinfo-protect-cascading-from' ),
451 // Is out protection set to cascade to other pages?
452 if ( $title->areRestrictionsCascading() ) {
453 $pageInfo['header-restrictions'][] = [
454 $this->msg( 'pageinfo-protect-cascading' ),
455 $this->msg( 'pageinfo-protect-cascading-yes' )
460 foreach ( $title->getRestrictionTypes() as $restrictionType ) {
461 $protectionLevel = implode( ', ', $title->getRestrictions( $restrictionType ) );
463 if ( $protectionLevel == '' ) {
465 $message = $this->msg( 'protect-default' )->escaped();
467 // Administrators only
468 // Messages: protect-level-autoconfirmed, protect-level-sysop
469 $message = $this->msg( "protect-level-$protectionLevel" );
470 if ( $message->isDisabled() ) {
471 // Require "$1" permission
472 $message = $this->msg( "protect-fallback", $protectionLevel )->parse();
474 $message = $message->escaped();
477 $expiry = $title->getRestrictionExpiry( $restrictionType );
478 $formattedexpiry = $this->msg( 'parentheses',
479 $lang->formatExpiry( $expiry ) )->escaped();
480 $message .= $this->msg( 'word-separator' )->escaped() . $formattedexpiry;
482 // Messages: restriction-edit, restriction-move, restriction-create,
483 // restriction-upload
484 $pageInfo['header-restrictions'][] = [
485 $this->msg( "restriction-$restrictionType" ), $message
489 if ( !$this->page
->exists() ) {
494 $pageInfo['header-edits'] = [];
496 $firstRev = $this->page
->getOldestRevision();
497 $lastRev = $this->page
->getRevision();
498 $batch = new LinkBatch
;
501 $firstRevUser = $firstRev->getUserText( Revision
::FOR_THIS_USER
);
502 if ( $firstRevUser !== '' ) {
503 $firstRevUserTitle = Title
::makeTitle( NS_USER
, $firstRevUser );
504 $batch->addObj( $firstRevUserTitle );
505 $batch->addObj( $firstRevUserTitle->getTalkPage() );
510 $lastRevUser = $lastRev->getUserText( Revision
::FOR_THIS_USER
);
511 if ( $lastRevUser !== '' ) {
512 $lastRevUserTitle = Title
::makeTitle( NS_USER
, $lastRevUser );
513 $batch->addObj( $lastRevUserTitle );
514 $batch->addObj( $lastRevUserTitle->getTalkPage() );
522 $pageInfo['header-edits'][] = [
523 $this->msg( 'pageinfo-firstuser' ),
524 Linker
::revUserTools( $firstRev )
527 // Date of page creation
528 $pageInfo['header-edits'][] = [
529 $this->msg( 'pageinfo-firsttime' ),
530 $linkRenderer->makeKnownLink(
532 $lang->userTimeAndDate( $firstRev->getTimestamp(), $user ),
534 [ 'oldid' => $firstRev->getId() ]
541 $pageInfo['header-edits'][] = [
542 $this->msg( 'pageinfo-lastuser' ),
543 Linker
::revUserTools( $lastRev )
546 // Date of latest edit
547 $pageInfo['header-edits'][] = [
548 $this->msg( 'pageinfo-lasttime' ),
549 $linkRenderer->makeKnownLink(
551 $lang->userTimeAndDate( $this->page
->getTimestamp(), $user ),
553 [ 'oldid' => $this->page
->getLatest() ]
558 // Total number of edits
559 $pageInfo['header-edits'][] = [
560 $this->msg( 'pageinfo-edits' ), $lang->formatNum( $pageCounts['edits'] )
563 // Total number of distinct authors
564 if ( $pageCounts['authors'] > 0 ) {
565 $pageInfo['header-edits'][] = [
566 $this->msg( 'pageinfo-authors' ), $lang->formatNum( $pageCounts['authors'] )
570 // Recent number of edits (within past 30 days)
571 $pageInfo['header-edits'][] = [
572 $this->msg( 'pageinfo-recent-edits',
573 $lang->formatDuration( $config->get( 'RCMaxAge' ) ) ),
574 $lang->formatNum( $pageCounts['recent_edits'] )
577 // Recent number of distinct authors
578 $pageInfo['header-edits'][] = [
579 $this->msg( 'pageinfo-recent-authors' ),
580 $lang->formatNum( $pageCounts['recent_authors'] )
583 // Array of MagicWord objects
584 $magicWords = MagicWord
::getDoubleUnderscoreArray();
586 // Array of magic word IDs
587 $wordIDs = $magicWords->names
;
589 // Array of IDs => localized magic words
590 $localizedWords = $wgContLang->getMagicWords();
593 foreach ( $pageProperties as $property => $value ) {
594 if ( in_array( $property, $wordIDs ) ) {
595 $listItems[] = Html
::element( 'li', [], $localizedWords[$property][1] );
599 $localizedList = Html
::rawElement( 'ul', [], implode( '', $listItems ) );
600 $hiddenCategories = $this->page
->getHiddenCategories();
603 count( $listItems ) > 0 ||
604 count( $hiddenCategories ) > 0 ||
605 $pageCounts['transclusion']['from'] > 0 ||
606 $pageCounts['transclusion']['to'] > 0
608 $options = [ 'LIMIT' => $config->get( 'PageInfoTransclusionLimit' ) ];
609 $transcludedTemplates = $title->getTemplateLinksFrom( $options );
610 if ( $config->get( 'MiserMode' ) ) {
611 $transcludedTargets = [];
613 $transcludedTargets = $title->getTemplateLinksTo( $options );
617 $pageInfo['header-properties'] = [];
620 if ( count( $listItems ) > 0 ) {
621 $pageInfo['header-properties'][] = [
622 $this->msg( 'pageinfo-magic-words' )->numParams( count( $listItems ) ),
628 if ( count( $hiddenCategories ) > 0 ) {
629 $pageInfo['header-properties'][] = [
630 $this->msg( 'pageinfo-hidden-categories' )
631 ->numParams( count( $hiddenCategories ) ),
632 Linker
::formatHiddenCategories( $hiddenCategories )
636 // Transcluded templates
637 if ( $pageCounts['transclusion']['from'] > 0 ) {
638 if ( $pageCounts['transclusion']['from'] > count( $transcludedTemplates ) ) {
639 $more = $this->msg( 'morenotlisted' )->escaped();
644 $templateListFormatter = new TemplatesOnThisPageFormatter(
649 $pageInfo['header-properties'][] = [
650 $this->msg( 'pageinfo-templates' )
651 ->numParams( $pageCounts['transclusion']['from'] ),
652 $templateListFormatter->format( $transcludedTemplates, false, $more )
656 if ( !$config->get( 'MiserMode' ) && $pageCounts['transclusion']['to'] > 0 ) {
657 if ( $pageCounts['transclusion']['to'] > count( $transcludedTargets ) ) {
658 $more = $linkRenderer->makeLink(
660 $this->msg( 'moredotdotdot' )->text(),
662 [ 'hidelinks' => 1, 'hideredirs' => 1 ]
668 $templateListFormatter = new TemplatesOnThisPageFormatter(
673 $pageInfo['header-properties'][] = [
674 $this->msg( 'pageinfo-transclusions' )
675 ->numParams( $pageCounts['transclusion']['to'] ),
676 $templateListFormatter->format( $transcludedTargets, false, $more )
685 * Returns page counts that would be too "expensive" to retrieve by normal means.
687 * @param WikiPage|Article|Page $page
690 protected function pageCounts( Page
$page ) {
692 $config = $this->context
->getConfig();
694 return ObjectCache
::getMainWANInstance()->getWithSetCallback(
695 self
::getCacheKey( $page->getTitle(), $page->getLatest() ),
696 WANObjectCache
::TTL_WEEK
,
697 function ( $oldValue, &$ttl, &$setOpts ) use ( $page, $config, $fname ) {
698 $title = $page->getTitle();
699 $id = $title->getArticleID();
701 $dbr = wfGetDB( DB_REPLICA
);
702 $dbrWatchlist = wfGetDB( DB_REPLICA
, 'watchlist' );
703 $setOpts +
= Database
::getCacheSetOptions( $dbr, $dbrWatchlist );
705 $watchedItemStore = MediaWikiServices
::getInstance()->getWatchedItemStore();
708 $result['watchers'] = $watchedItemStore->countWatchers( $title );
710 if ( $config->get( 'ShowUpdatedMarker' ) ) {
711 $updated = wfTimestamp( TS_UNIX
, $page->getTimestamp() );
712 $result['visitingWatchers'] = $watchedItemStore->countVisitingWatchers(
714 $updated - $config->get( 'WatchersMaxAge' )
718 // Total number of edits
719 $edits = (int)$dbr->selectField(
722 [ 'rev_page' => $id ],
725 $result['edits'] = $edits;
727 // Total number of distinct authors
728 if ( $config->get( 'MiserMode' ) ) {
729 $result['authors'] = 0;
731 $result['authors'] = (int)$dbr->selectField(
733 'COUNT(DISTINCT rev_user_text)',
734 [ 'rev_page' => $id ],
739 // "Recent" threshold defined by RCMaxAge setting
740 $threshold = $dbr->timestamp( time() - $config->get( 'RCMaxAge' ) );
742 // Recent number of edits
743 $edits = (int)$dbr->selectField(
748 "rev_timestamp >= " . $dbr->addQuotes( $threshold )
752 $result['recent_edits'] = $edits;
754 // Recent number of distinct authors
755 $result['recent_authors'] = (int)$dbr->selectField(
757 'COUNT(DISTINCT rev_user_text)',
760 "rev_timestamp >= " . $dbr->addQuotes( $threshold )
765 // Subpages (if enabled)
766 if ( MWNamespace
::hasSubpages( $title->getNamespace() ) ) {
767 $conds = [ 'page_namespace' => $title->getNamespace() ];
768 $conds[] = 'page_title ' .
769 $dbr->buildLike( $title->getDBkey() . '/', $dbr->anyString() );
771 // Subpages of this page (redirects)
772 $conds['page_is_redirect'] = 1;
773 $result['subpages']['redirects'] = (int)$dbr->selectField(
780 // Subpages of this page (non-redirects)
781 $conds['page_is_redirect'] = 0;
782 $result['subpages']['nonredirects'] = (int)$dbr->selectField(
789 // Subpages of this page (total)
790 $result['subpages']['total'] = $result['subpages']['redirects']
791 +
$result['subpages']['nonredirects'];
794 // Counts for the number of transclusion links (to/from)
795 if ( $config->get( 'MiserMode' ) ) {
796 $result['transclusion']['to'] = 0;
798 $result['transclusion']['to'] = (int)$dbr->selectField(
802 'tl_namespace' => $title->getNamespace(),
803 'tl_title' => $title->getDBkey()
809 $result['transclusion']['from'] = (int)$dbr->selectField(
812 [ 'tl_from' => $title->getArticleID() ],
822 * Returns the name that goes in the "<h1>" page title.
826 protected function getPageTitle() {
827 return $this->msg( 'pageinfo-title', $this->getTitle()->getPrefixedText() )->text();
831 * Get a list of contributors of $article
832 * @return string Html
834 protected function getContributors() {
835 $contributors = $this->page
->getContributors();
839 $linkRenderer = MediaWikiServices
::getInstance()->getLinkRenderer();
841 # Sift for real versus user names
842 /** @var $user User */
843 foreach ( $contributors as $user ) {
844 $page = $user->isAnon()
845 ? SpecialPage
::getTitleFor( 'Contributions', $user->getName() )
846 : $user->getUserPage();
848 $hiddenPrefs = $this->context
->getConfig()->get( 'HiddenPrefs' );
849 if ( $user->getId() == 0 ) {
850 $anon_ips[] = $linkRenderer->makeLink( $page, $user->getName() );
851 } elseif ( !in_array( 'realname', $hiddenPrefs ) && $user->getRealName() ) {
852 $real_names[] = $linkRenderer->makeLink( $page, $user->getRealName() );
854 $user_names[] = $linkRenderer->makeLink( $page, $user->getName() );
858 $lang = $this->getLanguage();
860 $real = $lang->listToText( $real_names );
862 # "ThisSite user(s) A, B and C"
863 if ( count( $user_names ) ) {
864 $user = $this->msg( 'siteusers' )
865 ->rawParams( $lang->listToText( $user_names ) )
866 ->params( count( $user_names ) )->escaped();
871 if ( count( $anon_ips ) ) {
872 $anon = $this->msg( 'anonusers' )
873 ->rawParams( $lang->listToText( $anon_ips ) )
874 ->params( count( $anon_ips ) )->escaped();
879 # This is the big list, all mooshed together. We sift for blank strings
881 foreach ( [ $real, $user, $anon ] as $s ) {
883 array_push( $fulllist, $s );
887 $count = count( $fulllist );
889 # "Based on work by ..."
891 ?
$this->msg( 'othercontribs' )->rawParams(
892 $lang->listToText( $fulllist ) )->params( $count )->escaped()
897 * Returns the description that goes below the "<h1>" tag.
901 protected function getDescription() {
906 * @param Title $title
910 protected static function getCacheKey( Title
$title, $revId ) {
911 return wfMemcKey( 'infoaction', md5( $title->getPrefixedText() ), $revId, self
::VERSION
);