%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* Displays information about a page.
*
* Copyright © 2011 Alexandre Emsenhuber
*
* 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
*
* @file
* @ingroup Actions
*/
use MediaWiki\MediaWikiServices;
use Wikimedia\Rdbms\Database;
/**
* Displays information about a page.
*
* @ingroup Actions
*/
class InfoAction extends FormlessAction {
const VERSION = 1;
/**
* Returns the name of the action this object responds to.
*
* @return string Lowercase name
*/
public function getName() {
return 'info';
}
/**
* Whether this action can still be executed by a blocked user.
*
* @return bool
*/
public function requiresUnblock() {
return false;
}
/**
* Whether this action requires the wiki not to be locked.
*
* @return bool
*/
public function requiresWrite() {
return false;
}
/**
* Clear the info cache for a given Title.
*
* @since 1.22
* @param Title $title Title to clear cache for
* @param int|null $revid Revision id to clear
*/
public static function invalidateCache( Title $title, $revid = null ) {
if ( !$revid ) {
$revision = Revision::newFromTitle( $title, 0, Revision::READ_LATEST );
$revid = $revision ? $revision->getId() : null;
}
if ( $revid !== null ) {
$cache = MediaWikiServices::getInstance()->getMainWANObjectCache();
$key = self::getCacheKey( $cache, $title, $revid );
$cache->delete( $key );
}
}
/**
* Shows page information on GET request.
*
* @return string Page information that will be added to the output
*/
public function onView() {
$content = '';
// Validate revision
$oldid = $this->page->getOldID();
if ( $oldid ) {
$revision = $this->page->getRevisionFetched();
// Revision is missing
if ( $revision === null ) {
return $this->msg( 'missing-revision', $oldid )->parse();
}
// Revision is not current
if ( !$revision->isCurrent() ) {
return $this->msg( 'pageinfo-not-current' )->plain();
}
}
// Page header
if ( !$this->msg( 'pageinfo-header' )->isDisabled() ) {
$content .= $this->msg( 'pageinfo-header' )->parse();
}
// Hide "This page is a member of # hidden categories" explanation
$content .= Html::element( 'style', [],
'.mw-hiddenCategoriesExplanation { display: none; }' ) . "\n";
// Hide "Templates used on this page" explanation
$content .= Html::element( 'style', [],
'.mw-templatesUsedExplanation { display: none; }' ) . "\n";
// Get page information
$pageInfo = $this->pageInfo();
// Allow extensions to add additional information
Hooks::run( 'InfoAction', [ $this->getContext(), &$pageInfo ] );
// Render page information
foreach ( $pageInfo as $header => $infoTable ) {
// Messages:
// pageinfo-header-basic, pageinfo-header-edits, pageinfo-header-restrictions,
// pageinfo-header-properties, pageinfo-category-info
$content .= $this->makeHeader(
$this->msg( "pageinfo-${header}" )->text(),
"mw-pageinfo-${header}"
) . "\n";
$table = "\n";
$below = "";
foreach ( $infoTable as $infoRow ) {
if ( $infoRow[0] == "below" ) {
$below = $infoRow[1] . "\n";
continue;
}
$name = ( $infoRow[0] instanceof Message ) ? $infoRow[0]->escaped() : $infoRow[0];
$value = ( $infoRow[1] instanceof Message ) ? $infoRow[1]->escaped() : $infoRow[1];
$id = ( $infoRow[0] instanceof Message ) ? $infoRow[0]->getKey() : null;
$table = $this->addRow( $table, $name, $value, $id ) . "\n";
}
$content = $this->addTable( $content, $table ) . "\n" . $below;
}
// Page footer
if ( !$this->msg( 'pageinfo-footer' )->isDisabled() ) {
$content .= $this->msg( 'pageinfo-footer' )->parse();
}
return $content;
}
/**
* Creates a header that can be added to the output.
*
* @param string $header The header text.
* @param string $canonicalId
* @return string The HTML.
*/
protected function makeHeader( $header, $canonicalId ) {
$spanAttribs = [ 'class' => 'mw-headline', 'id' => Sanitizer::escapeIdForAttribute( $header ) ];
$h2Attribs = [ 'id' => Sanitizer::escapeIdForAttribute( $canonicalId ) ];
return Html::rawElement( 'h2', $h2Attribs, Html::element( 'span', $spanAttribs, $header ) );
}
/**
* Adds a row to a table that will be added to the content.
*
* @param string $table The table that will be added to the content
* @param string $name The name of the row
* @param string $value The value of the row
* @param string $id The ID to use for the 'tr' element
* @return string The table with the row added
*/
protected function addRow( $table, $name, $value, $id ) {
return $table .
Html::rawElement(
'tr',
$id === null ? [] : [ 'id' => 'mw-' . $id ],
Html::rawElement( 'td', [ 'style' => 'vertical-align: top;' ], $name ) .
Html::rawElement( 'td', [], $value )
);
}
/**
* Adds a table to the content that will be added to the output.
*
* @param string $content The content that will be added to the output
* @param string $table
* @return string The content with the table added
*/
protected function addTable( $content, $table ) {
return $content . Html::rawElement( 'table', [ 'class' => 'wikitable mw-page-info' ],
$table );
}
/**
* Returns an array of info groups (will be rendered as tables), keyed by group ID.
* Group IDs are arbitrary and used so that extensions may add additional information in
* arbitrary positions (and as message keys for section headers for the tables, prefixed
* with 'pageinfo-').
* Each info group is a non-associative array of info items (rendered as table rows).
* Each info item is an array with two elements: the first describes the type of
* information, the second the value for the current page. Both can be strings (will be
* interpreted as raw HTML) or messages (will be interpreted as plain text and escaped).
*
* @return array
*/
protected function pageInfo() {
$services = MediaWikiServices::getInstance();
$user = $this->getUser();
$lang = $this->getLanguage();
$title = $this->getTitle();
$id = $title->getArticleID();
$config = $this->context->getConfig();
$linkRenderer = $services->getLinkRenderer();
$pageCounts = $this->pageCounts( $this->page );
$props = PageProps::getInstance()->getAllProperties( $title );
$pageProperties = $props[$id] ?? [];
// Basic information
$pageInfo = [];
$pageInfo['header-basic'] = [];
// Display title
$displayTitle = $pageProperties['displaytitle'] ?? $title->getPrefixedText();
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-display-title' ), $displayTitle
];
// Is it a redirect? If so, where to?
$redirectTarget = $this->page->getRedirectTarget();
if ( $redirectTarget !== null ) {
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-redirectsto' ),
$linkRenderer->makeLink( $redirectTarget ) .
$this->msg( 'word-separator' )->escaped() .
$this->msg( 'parentheses' )->rawParams( $linkRenderer->makeLink(
$redirectTarget,
$this->msg( 'pageinfo-redirectsto-info' )->text(),
[],
[ 'action' => 'info' ]
) )->escaped()
];
}
// Default sort key
$sortKey = $pageProperties['defaultsort'] ?? $title->getCategorySortkey();
$sortKey = htmlspecialchars( $sortKey );
$pageInfo['header-basic'][] = [ $this->msg( 'pageinfo-default-sort' ), $sortKey ];
// Page length (in bytes)
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-length' ), $lang->formatNum( $title->getLength() )
];
// Page ID (number not localised, as it's a database ID)
$pageInfo['header-basic'][] = [ $this->msg( 'pageinfo-article-id' ), $id ];
// Language in which the page content is (supposed to be) written
$pageLang = $title->getPageLanguage()->getCode();
$pageLangHtml = $pageLang . ' - ' .
Language::fetchLanguageName( $pageLang, $lang->getCode() );
// Link to Special:PageLanguage with pre-filled page title if user has permissions
if ( $config->get( 'PageLanguageUseDB' )
&& $title->userCan( 'pagelang', $user )
) {
$pageLangHtml .= ' ' . $this->msg( 'parentheses' )->rawParams( $linkRenderer->makeLink(
SpecialPage::getTitleValueFor( 'PageLanguage', $title->getPrefixedText() ),
$this->msg( 'pageinfo-language-change' )->text()
) )->escaped();
}
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-language' )->escaped(),
$pageLangHtml
];
// Content model of the page
$modelHtml = htmlspecialchars( ContentHandler::getLocalizedName( $title->getContentModel() ) );
// If the user can change it, add a link to Special:ChangeContentModel
if ( $config->get( 'ContentHandlerUseDB' )
&& $title->userCan( 'editcontentmodel', $user )
) {
$modelHtml .= ' ' . $this->msg( 'parentheses' )->rawParams( $linkRenderer->makeLink(
SpecialPage::getTitleValueFor( 'ChangeContentModel', $title->getPrefixedText() ),
$this->msg( 'pageinfo-content-model-change' )->text()
) )->escaped();
}
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-content-model' ),
$modelHtml
];
if ( $title->inNamespace( NS_USER ) ) {
$pageUser = User::newFromName( $title->getRootText() );
if ( $pageUser && $pageUser->getId() && !$pageUser->isHidden() ) {
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-user-id' ),
$pageUser->getId()
];
}
}
// Search engine status
$pOutput = new ParserOutput();
if ( isset( $pageProperties['noindex'] ) ) {
$pOutput->setIndexPolicy( 'noindex' );
}
if ( isset( $pageProperties['index'] ) ) {
$pOutput->setIndexPolicy( 'index' );
}
// Use robot policy logic
$policy = $this->page->getRobotPolicy( 'view', $pOutput );
$pageInfo['header-basic'][] = [
// Messages: pageinfo-robot-index, pageinfo-robot-noindex
$this->msg( 'pageinfo-robot-policy' ),
$this->msg( "pageinfo-robot-${policy['index']}" )
];
$unwatchedPageThreshold = $config->get( 'UnwatchedPageThreshold' );
if (
$user->isAllowed( 'unwatchedpages' ) ||
( $unwatchedPageThreshold !== false &&
$pageCounts['watchers'] >= $unwatchedPageThreshold )
) {
// Number of page watchers
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-watchers' ),
$lang->formatNum( $pageCounts['watchers'] )
];
if (
$config->get( 'ShowUpdatedMarker' ) &&
isset( $pageCounts['visitingWatchers'] )
) {
$minToDisclose = $config->get( 'UnwatchedPageSecret' );
if ( $pageCounts['visitingWatchers'] > $minToDisclose ||
$user->isAllowed( 'unwatchedpages' ) ) {
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-visiting-watchers' ),
$lang->formatNum( $pageCounts['visitingWatchers'] )
];
} else {
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-visiting-watchers' ),
$this->msg( 'pageinfo-few-visiting-watchers' )
];
}
}
} elseif ( $unwatchedPageThreshold !== false ) {
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-watchers' ),
$this->msg( 'pageinfo-few-watchers' )->numParams( $unwatchedPageThreshold )
];
}
// Redirects to this page
$whatLinksHere = SpecialPage::getTitleFor( 'Whatlinkshere', $title->getPrefixedText() );
$pageInfo['header-basic'][] = [
$linkRenderer->makeLink(
$whatLinksHere,
$this->msg( 'pageinfo-redirects-name' )->text(),
[],
[
'hidelinks' => 1,
'hidetrans' => 1,
'hideimages' => $title->getNamespace() == NS_FILE
]
),
$this->msg( 'pageinfo-redirects-value' )
->numParams( count( $title->getRedirectsHere() ) )
];
// Is it counted as a content page?
if ( $this->page->isCountable() ) {
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-contentpage' ),
$this->msg( 'pageinfo-contentpage-yes' )
];
}
// Subpages of this page, if subpages are enabled for the current NS
if ( MWNamespace::hasSubpages( $title->getNamespace() ) ) {
$prefixIndex = SpecialPage::getTitleFor(
'Prefixindex', $title->getPrefixedText() . '/' );
$pageInfo['header-basic'][] = [
$linkRenderer->makeLink(
$prefixIndex,
$this->msg( 'pageinfo-subpages-name' )->text()
),
$this->msg( 'pageinfo-subpages-value' )
->numParams(
$pageCounts['subpages']['total'],
$pageCounts['subpages']['redirects'],
$pageCounts['subpages']['nonredirects'] )
];
}
if ( $title->inNamespace( NS_CATEGORY ) ) {
$category = Category::newFromTitle( $title );
// $allCount is the total number of cat members,
// not the count of how many members are normal pages.
$allCount = (int)$category->getPageCount();
$subcatCount = (int)$category->getSubcatCount();
$fileCount = (int)$category->getFileCount();
$pagesCount = $allCount - $subcatCount - $fileCount;
$pageInfo['category-info'] = [
[
$this->msg( 'pageinfo-category-total' ),
$lang->formatNum( $allCount )
],
[
$this->msg( 'pageinfo-category-pages' ),
$lang->formatNum( $pagesCount )
],
[
$this->msg( 'pageinfo-category-subcats' ),
$lang->formatNum( $subcatCount )
],
[
$this->msg( 'pageinfo-category-files' ),
$lang->formatNum( $fileCount )
]
];
}
// Display image SHA-1 value
if ( $title->inNamespace( NS_FILE ) ) {
$fileObj = wfFindFile( $title );
if ( $fileObj !== false ) {
// Convert the base-36 sha1 value obtained from database to base-16
$output = Wikimedia\base_convert( $fileObj->getSha1(), 36, 16, 40 );
$pageInfo['header-basic'][] = [
$this->msg( 'pageinfo-file-hash' ),
$output
];
}
}
// Page protection
$pageInfo['header-restrictions'] = [];
// Is this page affected by the cascading protection of something which includes it?
if ( $title->isCascadeProtected() ) {
$cascadingFrom = '';
$sources = $title->getCascadeProtectionSources()[0];
foreach ( $sources as $sourceTitle ) {
$cascadingFrom .= Html::rawElement(
'li', [], $linkRenderer->makeKnownLink( $sourceTitle ) );
}
$cascadingFrom = Html::rawElement( 'ul', [], $cascadingFrom );
$pageInfo['header-restrictions'][] = [
$this->msg( 'pageinfo-protect-cascading-from' ),
$cascadingFrom
];
}
// Is out protection set to cascade to other pages?
if ( $title->areRestrictionsCascading() ) {
$pageInfo['header-restrictions'][] = [
$this->msg( 'pageinfo-protect-cascading' ),
$this->msg( 'pageinfo-protect-cascading-yes' )
];
}
// Page protection
foreach ( $title->getRestrictionTypes() as $restrictionType ) {
$protectionLevel = implode( ', ', $title->getRestrictions( $restrictionType ) );
if ( $protectionLevel == '' ) {
// Allow all users
$message = $this->msg( 'protect-default' )->escaped();
} else {
// Administrators only
// Messages: protect-level-autoconfirmed, protect-level-sysop
$message = $this->msg( "protect-level-$protectionLevel" );
if ( $message->isDisabled() ) {
// Require "$1" permission
$message = $this->msg( "protect-fallback", $protectionLevel )->parse();
} else {
$message = $message->escaped();
}
}
$expiry = $title->getRestrictionExpiry( $restrictionType );
$formattedexpiry = $this->msg( 'parentheses',
$lang->formatExpiry( $expiry ) )->escaped();
$message .= $this->msg( 'word-separator' )->escaped() . $formattedexpiry;
// Messages: restriction-edit, restriction-move, restriction-create,
// restriction-upload
$pageInfo['header-restrictions'][] = [
$this->msg( "restriction-$restrictionType" ), $message
];
}
$protectLog = SpecialPage::getTitleFor( 'Log' );
$pageInfo['header-restrictions'][] = [
'below',
$linkRenderer->makeKnownLink(
$protectLog,
$this->msg( 'pageinfo-view-protect-log' )->text(),
[],
[ 'type' => 'protect', 'page' => $title->getPrefixedText() ]
),
];
if ( !$this->page->exists() ) {
return $pageInfo;
}
// Edit history
$pageInfo['header-edits'] = [];
$firstRev = $this->page->getOldestRevision();
$lastRev = $this->page->getRevision();
$batch = new LinkBatch;
if ( $firstRev ) {
$firstRevUser = $firstRev->getUserText( Revision::FOR_THIS_USER );
if ( $firstRevUser !== '' ) {
$firstRevUserTitle = Title::makeTitle( NS_USER, $firstRevUser );
$batch->addObj( $firstRevUserTitle );
$batch->addObj( $firstRevUserTitle->getTalkPage() );
}
}
if ( $lastRev ) {
$lastRevUser = $lastRev->getUserText( Revision::FOR_THIS_USER );
if ( $lastRevUser !== '' ) {
$lastRevUserTitle = Title::makeTitle( NS_USER, $lastRevUser );
$batch->addObj( $lastRevUserTitle );
$batch->addObj( $lastRevUserTitle->getTalkPage() );
}
}
$batch->execute();
if ( $firstRev ) {
// Page creator
$pageInfo['header-edits'][] = [
$this->msg( 'pageinfo-firstuser' ),
Linker::revUserTools( $firstRev )
];
// Date of page creation
$pageInfo['header-edits'][] = [
$this->msg( 'pageinfo-firsttime' ),
$linkRenderer->makeKnownLink(
$title,
$lang->userTimeAndDate( $firstRev->getTimestamp(), $user ),
[],
[ 'oldid' => $firstRev->getId() ]
)
];
}
if ( $lastRev ) {
// Latest editor
$pageInfo['header-edits'][] = [
$this->msg( 'pageinfo-lastuser' ),
Linker::revUserTools( $lastRev )
];
// Date of latest edit
$pageInfo['header-edits'][] = [
$this->msg( 'pageinfo-lasttime' ),
$linkRenderer->makeKnownLink(
$title,
$lang->userTimeAndDate( $this->page->getTimestamp(), $user ),
[],
[ 'oldid' => $this->page->getLatest() ]
)
];
}
// Total number of edits
$pageInfo['header-edits'][] = [
$this->msg( 'pageinfo-edits' ), $lang->formatNum( $pageCounts['edits'] )
];
// Total number of distinct authors
if ( $pageCounts['authors'] > 0 ) {
$pageInfo['header-edits'][] = [
$this->msg( 'pageinfo-authors' ), $lang->formatNum( $pageCounts['authors'] )
];
}
// Recent number of edits (within past 30 days)
$pageInfo['header-edits'][] = [
$this->msg( 'pageinfo-recent-edits',
$lang->formatDuration( $config->get( 'RCMaxAge' ) ) ),
$lang->formatNum( $pageCounts['recent_edits'] )
];
// Recent number of distinct authors
$pageInfo['header-edits'][] = [
$this->msg( 'pageinfo-recent-authors' ),
$lang->formatNum( $pageCounts['recent_authors'] )
];
// Array of MagicWord objects
$magicWords = $services->getMagicWordFactory()->getDoubleUnderscoreArray();
// Array of magic word IDs
$wordIDs = $magicWords->names;
// Array of IDs => localized magic words
$localizedWords = $services->getContentLanguage()->getMagicWords();
$listItems = [];
foreach ( $pageProperties as $property => $value ) {
if ( in_array( $property, $wordIDs ) ) {
$listItems[] = Html::element( 'li', [], $localizedWords[$property][1] );
}
}
$localizedList = Html::rawElement( 'ul', [], implode( '', $listItems ) );
$hiddenCategories = $this->page->getHiddenCategories();
if (
count( $listItems ) > 0 ||
count( $hiddenCategories ) > 0 ||
$pageCounts['transclusion']['from'] > 0 ||
$pageCounts['transclusion']['to'] > 0
) {
$options = [ 'LIMIT' => $config->get( 'PageInfoTransclusionLimit' ) ];
$transcludedTemplates = $title->getTemplateLinksFrom( $options );
if ( $config->get( 'MiserMode' ) ) {
$transcludedTargets = [];
} else {
$transcludedTargets = $title->getTemplateLinksTo( $options );
}
// Page properties
$pageInfo['header-properties'] = [];
// Magic words
if ( count( $listItems ) > 0 ) {
$pageInfo['header-properties'][] = [
$this->msg( 'pageinfo-magic-words' )->numParams( count( $listItems ) ),
$localizedList
];
}
// Hidden categories
if ( count( $hiddenCategories ) > 0 ) {
$pageInfo['header-properties'][] = [
$this->msg( 'pageinfo-hidden-categories' )
->numParams( count( $hiddenCategories ) ),
Linker::formatHiddenCategories( $hiddenCategories )
];
}
// Transcluded templates
if ( $pageCounts['transclusion']['from'] > 0 ) {
if ( $pageCounts['transclusion']['from'] > count( $transcludedTemplates ) ) {
$more = $this->msg( 'morenotlisted' )->escaped();
} else {
$more = null;
}
$templateListFormatter = new TemplatesOnThisPageFormatter(
$this->getContext(),
$linkRenderer
);
$pageInfo['header-properties'][] = [
$this->msg( 'pageinfo-templates' )
->numParams( $pageCounts['transclusion']['from'] ),
$templateListFormatter->format( $transcludedTemplates, false, $more )
];
}
if ( !$config->get( 'MiserMode' ) && $pageCounts['transclusion']['to'] > 0 ) {
if ( $pageCounts['transclusion']['to'] > count( $transcludedTargets ) ) {
$more = $linkRenderer->makeLink(
$whatLinksHere,
$this->msg( 'moredotdotdot' )->text(),
[],
[ 'hidelinks' => 1, 'hideredirs' => 1 ]
);
} else {
$more = null;
}
$templateListFormatter = new TemplatesOnThisPageFormatter(
$this->getContext(),
$linkRenderer
);
$pageInfo['header-properties'][] = [
$this->msg( 'pageinfo-transclusions' )
->numParams( $pageCounts['transclusion']['to'] ),
$templateListFormatter->format( $transcludedTargets, false, $more )
];
}
}
return $pageInfo;
}
/**
* Returns page counts that would be too "expensive" to retrieve by normal means.
*
* @param WikiPage|Article|Page $page
* @return array
*/
protected function pageCounts( Page $page ) {
$fname = __METHOD__;
$config = $this->context->getConfig();
$cache = MediaWikiServices::getInstance()->getMainWANObjectCache();
return $cache->getWithSetCallback(
self::getCacheKey( $cache, $page->getTitle(), $page->getLatest() ),
WANObjectCache::TTL_WEEK,
function ( $oldValue, &$ttl, &$setOpts ) use ( $page, $config, $fname ) {
global $wgActorTableSchemaMigrationStage;
$title = $page->getTitle();
$id = $title->getArticleID();
$dbr = wfGetDB( DB_REPLICA );
$dbrWatchlist = wfGetDB( DB_REPLICA, 'watchlist' );
$setOpts += Database::getCacheSetOptions( $dbr, $dbrWatchlist );
if ( $wgActorTableSchemaMigrationStage & SCHEMA_COMPAT_READ_NEW ) {
$tables = [ 'revision_actor_temp' ];
$field = 'revactor_actor';
$pageField = 'revactor_page';
$tsField = 'revactor_timestamp';
$joins = [];
} else {
$tables = [ 'revision' ];
$field = 'rev_user_text';
$pageField = 'rev_page';
$tsField = 'rev_timestamp';
$joins = [];
}
$watchedItemStore = MediaWikiServices::getInstance()->getWatchedItemStore();
$result = [];
$result['watchers'] = $watchedItemStore->countWatchers( $title );
if ( $config->get( 'ShowUpdatedMarker' ) ) {
$updated = wfTimestamp( TS_UNIX, $page->getTimestamp() );
$result['visitingWatchers'] = $watchedItemStore->countVisitingWatchers(
$title,
$updated - $config->get( 'WatchersMaxAge' )
);
}
// Total number of edits
$edits = (int)$dbr->selectField(
'revision',
'COUNT(*)',
[ 'rev_page' => $id ],
$fname
);
$result['edits'] = $edits;
// Total number of distinct authors
if ( $config->get( 'MiserMode' ) ) {
$result['authors'] = 0;
} else {
$result['authors'] = (int)$dbr->selectField(
$tables,
"COUNT(DISTINCT $field)",
[ $pageField => $id ],
$fname,
[],
$joins
);
}
// "Recent" threshold defined by RCMaxAge setting
$threshold = $dbr->timestamp( time() - $config->get( 'RCMaxAge' ) );
// Recent number of edits
$edits = (int)$dbr->selectField(
'revision',
'COUNT(rev_page)',
[
'rev_page' => $id,
"rev_timestamp >= " . $dbr->addQuotes( $threshold )
],
$fname
);
$result['recent_edits'] = $edits;
// Recent number of distinct authors
$result['recent_authors'] = (int)$dbr->selectField(
$tables,
"COUNT(DISTINCT $field)",
[
$pageField => $id,
"$tsField >= " . $dbr->addQuotes( $threshold )
],
$fname,
[],
$joins
);
// Subpages (if enabled)
if ( MWNamespace::hasSubpages( $title->getNamespace() ) ) {
$conds = [ 'page_namespace' => $title->getNamespace() ];
$conds[] = 'page_title ' .
$dbr->buildLike( $title->getDBkey() . '/', $dbr->anyString() );
// Subpages of this page (redirects)
$conds['page_is_redirect'] = 1;
$result['subpages']['redirects'] = (int)$dbr->selectField(
'page',
'COUNT(page_id)',
$conds,
$fname
);
// Subpages of this page (non-redirects)
$conds['page_is_redirect'] = 0;
$result['subpages']['nonredirects'] = (int)$dbr->selectField(
'page',
'COUNT(page_id)',
$conds,
$fname
);
// Subpages of this page (total)
$result['subpages']['total'] = $result['subpages']['redirects']
+ $result['subpages']['nonredirects'];
}
// Counts for the number of transclusion links (to/from)
if ( $config->get( 'MiserMode' ) ) {
$result['transclusion']['to'] = 0;
} else {
$result['transclusion']['to'] = (int)$dbr->selectField(
'templatelinks',
'COUNT(tl_from)',
[
'tl_namespace' => $title->getNamespace(),
'tl_title' => $title->getDBkey()
],
$fname
);
}
$result['transclusion']['from'] = (int)$dbr->selectField(
'templatelinks',
'COUNT(*)',
[ 'tl_from' => $title->getArticleID() ],
$fname
);
return $result;
}
);
}
/**
* Returns the name that goes in the "<h1>" page title.
*
* @return string
*/
protected function getPageTitle() {
return $this->msg( 'pageinfo-title', $this->getTitle()->getPrefixedText() )->text();
}
/**
* Get a list of contributors of $article
* @return string Html
*/
protected function getContributors() {
$contributors = $this->page->getContributors();
$real_names = [];
$user_names = [];
$anon_ips = [];
$linkRenderer = MediaWikiServices::getInstance()->getLinkRenderer();
# Sift for real versus user names
/** @var User $user */
foreach ( $contributors as $user ) {
$page = $user->isAnon()
? SpecialPage::getTitleFor( 'Contributions', $user->getName() )
: $user->getUserPage();
$hiddenPrefs = $this->context->getConfig()->get( 'HiddenPrefs' );
if ( $user->getId() == 0 ) {
$anon_ips[] = $linkRenderer->makeLink( $page, $user->getName() );
} elseif ( !in_array( 'realname', $hiddenPrefs ) && $user->getRealName() ) {
$real_names[] = $linkRenderer->makeLink( $page, $user->getRealName() );
} else {
$user_names[] = $linkRenderer->makeLink( $page, $user->getName() );
}
}
$lang = $this->getLanguage();
$real = $lang->listToText( $real_names );
# "ThisSite user(s) A, B and C"
if ( count( $user_names ) ) {
$user = $this->msg( 'siteusers' )
->rawParams( $lang->listToText( $user_names ) )
->params( count( $user_names ) )->escaped();
} else {
$user = false;
}
if ( count( $anon_ips ) ) {
$anon = $this->msg( 'anonusers' )
->rawParams( $lang->listToText( $anon_ips ) )
->params( count( $anon_ips ) )->escaped();
} else {
$anon = false;
}
# This is the big list, all mooshed together. We sift for blank strings
$fulllist = [];
foreach ( [ $real, $user, $anon ] as $s ) {
if ( $s !== '' ) {
array_push( $fulllist, $s );
}
}
$count = count( $fulllist );
# "Based on work by ..."
return $count
? $this->msg( 'othercontribs' )->rawParams(
$lang->listToText( $fulllist ) )->params( $count )->escaped()
: '';
}
/**
* Returns the description that goes below the "<h1>" tag.
*
* @return string
*/
protected function getDescription() {
return '';
}
/**
* @param WANObjectCache $cache
* @param Title $title
* @param int $revId
* @return string
*/
protected static function getCacheKey( WANObjectCache $cache, Title $title, $revId ) {
return $cache->makeKey( 'infoaction', md5( $title->getPrefixedText() ), $revId, self::VERSION );
}
}
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