e662614f95
Implicitly marking parameter $... as nullable is deprecated in php8.4, the explicit nullable type must be used instead Created with autofix from Ide15839e98a6229c22584d1c1c88c690982e1d7a Break one long line in SpecialPage.php Bug: T376276 Change-Id: I807257b2ba1ab2744ab74d9572c9c3d3ac2a968e
331 lines
9.7 KiB
PHP
331 lines
9.7 KiB
PHP
<?php
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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\Html\Html;
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use MediaWiki\MediaWikiServices;
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use MediaWiki\Pager\ReverseChronologicalPager;
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use MediaWiki\SpecialPage\SpecialPage;
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use MediaWiki\Title\Title;
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use Wikimedia\Timestamp\TimestampException;
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class ImageHistoryPseudoPager extends ReverseChronologicalPager {
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/** @var bool */
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protected $preventClickjacking = false;
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/**
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* @var File|null
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*/
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protected $mImg;
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/**
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* @var Title
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*/
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protected $mTitle;
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/**
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* @since 1.14
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* @var ImagePage
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*/
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public $mImagePage;
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/**
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* @since 1.14
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* @var File[]
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*/
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public $mHist;
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/**
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* @since 1.14
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* @var int[]
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*/
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public $mRange;
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/** @var LinkBatchFactory */
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private $linkBatchFactory;
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/**
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* @param ImagePage $imagePage
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* @param LinkBatchFactory|null $linkBatchFactory
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*/
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public function __construct( $imagePage, ?LinkBatchFactory $linkBatchFactory = null ) {
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parent::__construct( $imagePage->getContext() );
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$this->mImagePage = $imagePage;
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$this->mTitle = $imagePage->getTitle()->createFragmentTarget( 'filehistory' );
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$this->mImg = null;
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$this->mHist = [];
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$this->mRange = [ 0, 0 ]; // display range
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// Only display 10 revisions at once by default, otherwise the list is overwhelming
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$this->mLimitsShown = array_merge( [ 10 ], $this->mLimitsShown );
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$this->mDefaultLimit = 10;
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[ $this->mLimit, /* $offset */ ] =
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$this->mRequest->getLimitOffsetForUser(
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$this->getUser(),
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$this->mDefaultLimit,
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''
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);
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$this->linkBatchFactory = $linkBatchFactory ?? MediaWikiServices::getInstance()->getLinkBatchFactory();
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}
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/**
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* @return Title
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*/
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public function getTitle() {
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return $this->mTitle;
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}
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public function getQueryInfo() {
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return [];
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}
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/**
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* @return string
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*/
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public function getIndexField() {
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return '';
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}
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/**
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* @param stdClass $row
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* @return string
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*/
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public function formatRow( $row ) {
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return '';
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}
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/**
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* @return string
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*/
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public function getBody() {
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$s = '';
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$this->doQuery();
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if ( count( $this->mHist ) ) {
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if ( $this->mImg->isLocal() ) {
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// Do a batch existence check for user pages and talkpages.
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$linkBatch = $this->linkBatchFactory->newLinkBatch();
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for ( $i = $this->mRange[0]; $i <= $this->mRange[1]; $i++ ) {
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$file = $this->mHist[$i];
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$uploader = $file->getUploader( File::FOR_THIS_USER, $this->getAuthority() );
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if ( $uploader ) {
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$linkBatch->add( NS_USER, $uploader->getName() );
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$linkBatch->add( NS_USER_TALK, $uploader->getName() );
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}
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}
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$linkBatch->execute();
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}
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// Batch-format comments
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$comments = [];
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for ( $i = $this->mRange[0]; $i <= $this->mRange[1]; $i++ ) {
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$file = $this->mHist[$i];
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$comments[$i] = $file->getDescription(
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File::FOR_THIS_USER,
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$this->getAuthority()
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) ?: '';
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}
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$formattedComments = MediaWikiServices::getInstance()
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->getCommentFormatter()
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->formatStrings( $comments, $this->getTitle() );
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$list = new ImageHistoryList( $this->mImagePage );
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# Generate prev/next links
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$navLink = $this->getNavigationBar();
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$s = Html::element( 'h2', [ 'id' => 'filehistory' ], $this->msg( 'filehist' )->text() ) . "\n"
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. Html::openElement( 'div', [ 'id' => 'mw-imagepage-section-filehistory' ] ) . "\n"
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. $this->msg( 'filehist-help' )->parseAsBlock()
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. $navLink . "\n";
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$sList = $list->beginImageHistoryList();
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$onlyCurrentFile = true;
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// Skip rows there just for paging links
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for ( $i = $this->mRange[0]; $i <= $this->mRange[1]; $i++ ) {
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$file = $this->mHist[$i];
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$sList .= $list->imageHistoryLine( !$file->isOld(), $file, $formattedComments[$i] );
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$onlyCurrentFile = !$file->isOld();
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}
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$sList .= $list->endImageHistoryList();
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if ( $onlyCurrentFile || !$this->mImg->isLocal() ) {
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// It is not possible to revision-delete the current file or foreign files,
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// if there is only the current file or the file is not local, show no buttons
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$s .= $sList;
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} else {
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$s .= $this->wrapWithActionButtons( $sList );
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}
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$s .= $navLink . "\n" . Html::closeElement( 'div' ) . "\n";
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if ( $list->getPreventClickjacking() ) {
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$this->setPreventClickjacking( true );
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}
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}
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return $s;
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}
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public function doQuery() {
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if ( $this->mQueryDone ) {
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return;
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}
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$this->mImg = $this->mImagePage->getPage()->getFile(); // ensure loading
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if ( !$this->mImg->exists() ) {
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return;
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}
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// Make sure the date (probably from user input) is valid; if not, drop it.
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if ( $this->mOffset !== null ) {
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try {
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$this->mDb->timestamp( $this->mOffset );
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} catch ( TimestampException $e ) {
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$this->mOffset = null;
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}
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}
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$queryLimit = $this->mLimit + 1; // limit plus extra row
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if ( $this->mIsBackwards ) {
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// Fetch the file history
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$this->mHist = $this->mImg->getHistory( $queryLimit, null, $this->mOffset, false );
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// The current rev may not meet the offset/limit
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$numRows = count( $this->mHist );
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if ( $numRows <= $this->mLimit && $this->mImg->getTimestamp() > $this->mOffset ) {
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$this->mHist = array_merge( [ $this->mImg ], $this->mHist );
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}
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} else {
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// The current rev may not meet the offset
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if ( !$this->mOffset || $this->mImg->getTimestamp() < $this->mOffset ) {
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$this->mHist[] = $this->mImg;
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}
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// Old image versions (fetch extra row for nav links)
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$oiLimit = count( $this->mHist ) ? $this->mLimit : $this->mLimit + 1;
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// Fetch the file history
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$this->mHist = array_merge( $this->mHist,
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$this->mImg->getHistory( $oiLimit, $this->mOffset, null, false ) );
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}
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$numRows = count( $this->mHist ); // Total number of query results
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if ( $numRows ) {
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# Index value of top item in the list
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$firstIndex = $this->mIsBackwards ?
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[ $this->mHist[$numRows - 1]->getTimestamp() ] : [ $this->mHist[0]->getTimestamp() ];
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# Discard the extra result row if there is one
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if ( $numRows > $this->mLimit && $numRows > 1 ) {
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if ( $this->mIsBackwards ) {
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# Index value of item past the index
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$this->mPastTheEndIndex = [ $this->mHist[0]->getTimestamp() ];
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# Index value of bottom item in the list
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$lastIndex = [ $this->mHist[1]->getTimestamp() ];
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# Display range
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$this->mRange = [ 1, $numRows - 1 ];
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} else {
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# Index value of item past the index
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$this->mPastTheEndIndex = [ $this->mHist[$numRows - 1]->getTimestamp() ];
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# Index value of bottom item in the list
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$lastIndex = [ $this->mHist[$numRows - 2]->getTimestamp() ];
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# Display range
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$this->mRange = [ 0, $numRows - 2 ];
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}
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} else {
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# Setting indexes to an empty array means that they will be
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# omitted if they would otherwise appear in URLs. It just so
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# happens that this is the right thing to do in the standard
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# UI, in all the relevant cases.
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$this->mPastTheEndIndex = [];
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# Index value of bottom item in the list
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$lastIndex = $this->mIsBackwards ?
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[ $this->mHist[0]->getTimestamp() ] : [ $this->mHist[$numRows - 1]->getTimestamp() ];
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# Display range
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$this->mRange = [ 0, $numRows - 1 ];
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}
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} else {
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$firstIndex = [];
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$lastIndex = [];
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$this->mPastTheEndIndex = [];
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}
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if ( $this->mIsBackwards ) {
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$this->mIsFirst = ( $numRows < $queryLimit );
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$this->mIsLast = ( $this->mOffset == '' );
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$this->mLastShown = $firstIndex;
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$this->mFirstShown = $lastIndex;
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} else {
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$this->mIsFirst = ( $this->mOffset == '' );
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$this->mIsLast = ( $numRows < $queryLimit );
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$this->mLastShown = $lastIndex;
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$this->mFirstShown = $firstIndex;
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}
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$this->mQueryDone = true;
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}
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/**
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* Wrap the content with action buttons at begin and end if the user
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* is allow to use the action buttons.
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* @param string $formcontents
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* @return string
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*/
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private function wrapWithActionButtons( $formcontents ) {
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if ( !$this->getAuthority()->isAllowed( 'deleterevision' ) ) {
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return $formcontents;
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}
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# Show button to hide log entries
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$s = Html::openElement(
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'form',
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[ 'action' => wfScript(), 'id' => 'mw-filehistory-deleterevision-submit' ]
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) . "\n";
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$s .= Html::hidden( 'target', $this->getTitle()->getPrefixedDBkey() ) . "\n";
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$s .= Html::hidden( 'type', 'oldimage' ) . "\n";
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$this->setPreventClickjacking( true );
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$buttons = Html::element(
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'button',
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[
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'type' => 'submit',
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'name' => 'title',
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'value' => SpecialPage::getTitleFor( 'Revisiondelete' )->getPrefixedDBkey(),
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'class' => "deleterevision-filehistory-submit mw-filehistory-deleterevision-button mw-ui-button"
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],
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$this->msg( 'showhideselectedfileversions' )->text()
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) . "\n";
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$s .= $buttons . $formcontents . $buttons;
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$s .= Html::closeElement( 'form' );
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return $s;
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}
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/**
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* @param bool $enable
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* @deprecated since 1.38, use ::setPreventClickjacking()
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*/
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protected function preventClickjacking( $enable = true ) {
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$this->preventClickjacking = $enable;
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}
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/**
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* @param bool $enable
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* @since 1.38
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*/
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protected function setPreventClickjacking( bool $enable ) {
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$this->preventClickjacking = $enable;
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}
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/**
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* @return bool
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*/
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public function getPreventClickjacking() {
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return $this->preventClickjacking;
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}
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}
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