NewPagesPager.php
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NewPagesPager.php
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	<?php
	/**
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of the GNU General Public License as published by
	* the Free Software Foundation; either version 2 of the License, or
	* (at your option) any later version.
	*
	* This program is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License along
	* with this program; if not, write to the Free Software Foundation, Inc.,
	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
	* http://www.gnu.org/copyleft/gpl.html
	*
	* @file
	* @ingroup Pager
	*/

	namespace MediaWiki\Pager;

	use ChangesList;
	use ChangeTags;
	use MapCacheLRU;
	use MediaWiki\Cache\LinkBatchFactory;
	use MediaWiki\ChangeTags\ChangeTagsStore;
	use MediaWiki\CommentFormatter\RowCommentFormatter;
	use MediaWiki\Content\IContentHandlerFactory;
	use MediaWiki\Context\IContextSource;
	use MediaWiki\HookContainer\HookContainer;
	use MediaWiki\HookContainer\HookRunner;
	use MediaWiki\Html\FormOptions;
	use MediaWiki\Html\Html;
	use MediaWiki\Linker\Linker;
	use MediaWiki\Linker\LinkRenderer;
	use MediaWiki\Parser\Sanitizer;
	use MediaWiki\Permissions\GroupPermissionsLookup;
	use MediaWiki\Revision\MutableRevisionRecord;
	use MediaWiki\Revision\RevisionRecord;
	use MediaWiki\Title\NamespaceInfo;
	use MediaWiki\Title\Title;
	use MediaWiki\User\TempUser\TempUserConfig;
	use MediaWiki\User\UserIdentityValue;
	use RecentChange;
	use stdClass;
	use Wikimedia\Rdbms\IExpression;

	/**
	* @internal For use by SpecialNewPages
	* @ingroup RecentChanges
	* @ingroup Pager
	*/
	class NewPagesPager extends ReverseChronologicalPager {

	/**
	* @var FormOptions
	*/
	protected $opts;

	protected MapCacheLRU $tagsCache;

	/** @var string[] */
	private $formattedComments = [];
	/** @var bool Whether to group items by date by default this is disabled, but eventually the intention
	* should be to default to true once all pages have been transitioned to support date grouping.
	*/
	public $mGroupByDate = true;

	private GroupPermissionsLookup $groupPermissionsLookup;
	private HookRunner $hookRunner;
	private LinkBatchFactory $linkBatchFactory;
	private NamespaceInfo $namespaceInfo;
	private ChangeTagsStore $changeTagsStore;
	private RowCommentFormatter $rowCommentFormatter;
	private IContentHandlerFactory $contentHandlerFactory;
	private TempUserConfig $tempUserConfig;

	/**
	* @param IContextSource $context
	* @param LinkRenderer $linkRenderer
	* @param GroupPermissionsLookup $groupPermissionsLookup
	* @param HookContainer $hookContainer
	* @param LinkBatchFactory $linkBatchFactory
	* @param NamespaceInfo $namespaceInfo
	* @param ChangeTagsStore $changeTagsStore
	* @param RowCommentFormatter $rowCommentFormatter
	* @param IContentHandlerFactory $contentHandlerFactory
	* @param TempUserConfig $tempUserConfig
	* @param FormOptions $opts
	*/
	public function __construct(
	IContextSource $context,
	LinkRenderer $linkRenderer,
	GroupPermissionsLookup $groupPermissionsLookup,
	HookContainer $hookContainer,
	LinkBatchFactory $linkBatchFactory,
	NamespaceInfo $namespaceInfo,
	ChangeTagsStore $changeTagsStore,
	RowCommentFormatter $rowCommentFormatter,
	IContentHandlerFactory $contentHandlerFactory,
	TempUserConfig $tempUserConfig,
	FormOptions $opts
	) {
	parent::__construct( $context, $linkRenderer );
	$this->groupPermissionsLookup = $groupPermissionsLookup;
	$this->hookRunner = new HookRunner( $hookContainer );
	$this->linkBatchFactory = $linkBatchFactory;
	$this->namespaceInfo = $namespaceInfo;
	$this->changeTagsStore = $changeTagsStore;
	$this->rowCommentFormatter = $rowCommentFormatter;
	$this->contentHandlerFactory = $contentHandlerFactory;
	$this->tempUserConfig = $tempUserConfig;
	$this->opts = $opts;
	$this->tagsCache = new MapCacheLRU( 50 );
	}

	public function getQueryInfo() {
	$rcQuery = RecentChange::getQueryInfo();

	$conds = [];
	$conds['rc_new'] = 1;

	$username = $this->opts->getValue( 'username' );
	$user = Title::makeTitleSafe( NS_USER, $username );

	$size = abs( intval( $this->opts->getValue( 'size' ) ) );
	if ( $size > 0 ) {
	$db = $this->getDatabase();
	if ( $this->opts->getValue( 'size-mode' ) === 'max' ) {
	$conds[] = $db->expr( 'page_len', '<=', $size );
	} else {
	$conds[] = $db->expr( 'page_len', '>=', $size );
	}
	}

	if ( $user ) {
	$conds['actor_name'] = $user->getText();
	} elseif ( $this->opts->getValue( 'hideliu' ) ) {
	// Only include anonymous users if the 'hideliu' option has been provided.
	$anonOnlyExpr = $this->getDatabase()->expr( 'actor_user', '=', null );
	if ( $this->tempUserConfig->isKnown() ) {
	$anonOnlyExpr = $anonOnlyExpr->orExpr( $this->tempUserConfig->getMatchCondition(
	$this->getDatabase(), 'actor_name', IExpression::LIKE
	) );
	}
	$conds[] = $anonOnlyExpr;
	}

	$conds = array_merge( $conds, $this->getNamespaceCond() );

	# If this user cannot see patrolled edits or they are off, don't do dumb queries!
	if ( $this->opts->getValue( 'hidepatrolled' ) && $this->getUser()->useNPPatrol() ) {
	$conds['rc_patrolled'] = RecentChange::PRC_UNPATROLLED;
	}

	if ( $this->opts->getValue( 'hidebots' ) ) {
	$conds['rc_bot'] = 0;
	}

	if ( $this->opts->getValue( 'hideredirs' ) ) {
	$conds['page_is_redirect'] = 0;
	}

	// Allow changes to the New Pages query
	$tables = array_merge( $rcQuery['tables'], [ 'page' ] );
	$fields = array_merge( $rcQuery['fields'], [
	'length' => 'page_len', 'rev_id' => 'page_latest', 'page_namespace', 'page_title',
	'page_content_model',
	] );
	$join_conds = [ 'page' => [ 'JOIN', 'page_id=rc_cur_id' ] ] + $rcQuery['joins'];

	$this->hookRunner->onSpecialNewpagesConditions(
	$this, $this->opts, $conds, $tables, $fields, $join_conds );

	$info = [
	'tables' => $tables,
	'fields' => $fields,
	'conds' => $conds,
	'options' => [],
	'join_conds' => $join_conds
	];

	// Modify query for tags
	$this->changeTagsStore->modifyDisplayQuery(
	$info['tables'],
	$info['fields'],
	$info['conds'],
	$info['join_conds'],
	$info['options'],
	$this->opts['tagfilter'],
	$this->opts['tagInvert']
	);

	return $info;
	}

	// Based on ContribsPager.php
	private function getNamespaceCond() {
	$namespace = $this->opts->getValue( 'namespace' );
	if ( $namespace === 'all' \|\| $namespace === '' ) {
	return [];
	}

	$namespace = intval( $namespace );
	if ( $namespace < NS_MAIN ) {
	// Negative namespaces are invalid
	return [];
	}

	$invert = $this->opts->getValue( 'invert' );
	$associated = $this->opts->getValue( 'associated' );

	$eq_op = $invert ? '!=' : '=';
	$dbr = $this->getDatabase();
	$namespaces = [ $namespace ];
	if ( $associated ) {
	$namespaces[] = $this->namespaceInfo->getAssociated( $namespace );
	}

	return [ $dbr->expr( 'rc_namespace', $eq_op, $namespaces ) ];
	}

	public function getIndexField() {
	return [ [ 'rc_timestamp', 'rc_id' ] ];
	}

	public function formatRow( $row ) {
	$title = Title::newFromRow( $row );

	// Revision deletion works on revisions,
	// so cast our recent change row to a revision row.
	$revRecord = $this->revisionFromRcResult( $row, $title );

	$classes = [];
	$attribs = [ 'data-mw-revid' => $row->rc_this_oldid ];

	$lang = $this->getLanguage();
	$time = ChangesList::revDateLink( $revRecord, $this->getUser(), $lang, null, 'mw-newpages-time' );

	$linkRenderer = $this->getLinkRenderer();

	$query = $title->isRedirect() ? [ 'redirect' => 'no' ] : [];

	$plink = Html::rawElement( 'bdi', [ 'dir' => $lang->getDir() ], $linkRenderer->makeKnownLink(
	$title,
	null,
	[ 'class' => 'mw-newpages-pagename' ],
	$query
	) );
	$linkArr = [];
	$linkArr[] = $linkRenderer->makeKnownLink(
	$title,
	$this->msg( 'hist' )->text(),
	[ 'class' => 'mw-newpages-history' ],
	[ 'action' => 'history' ]
	);
	if ( $this->contentHandlerFactory->getContentHandler( $title->getContentModel() )
	->supportsDirectEditing()
	) {
	$linkArr[] = $linkRenderer->makeKnownLink(
	$title,
	$this->msg( 'editlink' )->text(),
	[ 'class' => 'mw-newpages-edit' ],
	[ 'action' => 'edit' ]
	);
	}
	$links = $this->msg( 'parentheses' )->rawParams( $this->getLanguage()
	->pipeList( $linkArr ) )->escaped();

	$length = Html::rawElement(
	'span',
	[ 'class' => 'mw-newpages-length' ],
	$this->msg( 'brackets' )->rawParams(
	$this->msg( 'nbytes' )->numParams( $row->length )->escaped()
	)->escaped()
	);

	$ulink = Linker::revUserTools( $revRecord );
	$rc = RecentChange::newFromRow( $row );
	if ( ChangesList::userCan( $rc, RevisionRecord::DELETED_COMMENT, $this->getAuthority() ) ) {
	$comment = $this->formattedComments[$rc->mAttribs['rc_id']];
	} else {
	$comment = '<span class="comment">' . $this->msg( 'rev-deleted-comment' )->escaped() . '</span>';
	}
	if ( ChangesList::isDeleted( $rc, RevisionRecord::DELETED_COMMENT ) ) {
	$deletedClass = 'history-deleted';
	if ( ChangesList::isDeleted( $rc, RevisionRecord::DELETED_RESTRICTED ) ) {
	$deletedClass .= ' mw-history-suppressed';
	}
	$comment = '<span class="' . $deletedClass . ' comment">' . $comment . '</span>';
	}

	if ( $this->getUser()->useNPPatrol() && !$row->rc_patrolled ) {
	$classes[] = 'not-patrolled';
	}

	# Add a class for zero byte pages
	if ( $row->length == 0 ) {
	$classes[] = 'mw-newpages-zero-byte-page';
	}

	# Tags, if any.
	if ( isset( $row->ts_tags ) ) {
	[ $tagDisplay, $newClasses ] = $this->tagsCache->getWithSetCallback(
	$this->tagsCache->makeKey(
	$row->ts_tags,
	$this->getUser()->getName(),
	$lang->getCode()
	),
	fn () => ChangeTags::formatSummaryRow(
	$row->ts_tags,
	'newpages',
	$this->getContext()
	)
	);
	$classes = array_merge( $classes, $newClasses );
	} else {
	$tagDisplay = '';
	}

	# Display the old title if the namespace/title has been changed
	$oldTitleText = '';
	$oldTitle = Title::makeTitle( $row->rc_namespace, $row->rc_title );

	if ( !$title->equals( $oldTitle ) ) {
	$oldTitleText = $oldTitle->getPrefixedText();
	$oldTitleText = Html::rawElement(
	'span',
	[ 'class' => 'mw-newpages-oldtitle' ],
	$this->msg( 'rc-old-title' )->params( $oldTitleText )->escaped()
	);
	}

	$ret = "{$time} {$plink} {$links} {$length} {$ulink} {$comment} "
	. "{$tagDisplay} {$oldTitleText}";

	// Let extensions add data
	$this->hookRunner->onNewPagesLineEnding(
	$this, $ret, $row, $classes, $attribs );
	$attribs = array_filter( $attribs,
	[ Sanitizer::class, 'isReservedDataAttribute' ],
	ARRAY_FILTER_USE_KEY
	);

	if ( $classes ) {
	$attribs['class'] = $classes;
	}

	return Html::rawElement( 'li', $attribs, $ret ) . "\n";
	}

	/**
	* @param stdClass $result Result row from recent changes
	* @param Title $title
	* @return RevisionRecord
	*/
	protected function revisionFromRcResult( stdClass $result, Title $title ): RevisionRecord {
	$revRecord = new MutableRevisionRecord( $title );
	$revRecord->setTimestamp( $result->rc_timestamp );
	$revRecord->setId( $result->rc_this_oldid );
	$revRecord->setVisibility( (int)$result->rc_deleted );

	$user = new UserIdentityValue(
	(int)$result->rc_user,
	$result->rc_user_text
	);
	$revRecord->setUser( $user );

	return $revRecord;
	}

	protected function doBatchLookups() {
	$linkBatch = $this->linkBatchFactory->newLinkBatch();
	foreach ( $this->mResult as $row ) {
	$linkBatch->add( NS_USER, $row->rc_user_text );
	$linkBatch->add( NS_USER_TALK, $row->rc_user_text );
	$linkBatch->add( $row->page_namespace, $row->page_title );
	}
	$linkBatch->execute();

	$this->formattedComments = $this->rowCommentFormatter->formatRows(
	$this->mResult, 'rc_comment', 'page_namespace', 'page_title', 'rc_id', true
	);
	}

	/**
	* @inheritDoc
	*/
	protected function getStartBody() {
	return "<section class='mw-pager-body'>\n";
	}

	/**
	* @inheritDoc
	*/
	protected function getEndBody() {
	return "</section>\n";
	}
	}

	/**
	* Retain the old class name for backwards compatibility.
	* @deprecated since 1.41
	*/
	class_alias( NewPagesPager::class, 'NewPagesPager' );

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