mirror of
https://github.com/YunoHost-Apps/mediawiki_ynh.git
synced 2024-09-03 19:46:05 +02:00
584 lines
19 KiB
PHP
584 lines
19 KiB
PHP
<?php
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/**
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* Implements Special:Revisiondelete
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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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* @ingroup SpecialPage
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*/
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/**
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* Special page allowing users with the appropriate permissions to view
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* and hide revisions. Log items can also be hidden.
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*
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* @ingroup SpecialPage
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*/
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class SpecialRevisionDelete extends UnlistedSpecialPage {
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/** True if the submit button was clicked, and the form was posted */
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var $submitClicked;
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/** Target ID list */
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var $ids;
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/** Archive name, for reviewing deleted files */
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var $archiveName;
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/** Edit token for securing image views against XSS */
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var $token;
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/** Title object for target parameter */
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var $targetObj;
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/** Deletion type, may be revision, archive, oldimage, filearchive, logging. */
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var $typeName;
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/** Array of checkbox specs (message, name, deletion bits) */
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var $checks;
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/** UI Labels about the current type */
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var $typeLabels;
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/** The RevDel_List object, storing the list of items to be deleted/undeleted */
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var $list;
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/**
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* UI labels for each type.
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*/
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static $UILabels = array(
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'revision' => array(
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'check-label' => 'revdelete-hide-text',
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'success' => 'revdelete-success',
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'failure' => 'revdelete-failure',
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),
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'archive' => array(
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'check-label' => 'revdelete-hide-text',
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'success' => 'revdelete-success',
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'failure' => 'revdelete-failure',
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),
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'oldimage' => array(
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'check-label' => 'revdelete-hide-image',
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'success' => 'revdelete-success',
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'failure' => 'revdelete-failure',
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),
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'filearchive' => array(
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'check-label' => 'revdelete-hide-image',
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'success' => 'revdelete-success',
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'failure' => 'revdelete-failure',
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),
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'logging' => array(
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'check-label' => 'revdelete-hide-name',
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'success' => 'logdelete-success',
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'failure' => 'logdelete-failure',
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),
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);
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public function __construct() {
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parent::__construct( 'Revisiondelete', 'deletedhistory' );
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}
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public function execute( $par ) {
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$this->checkPermissions();
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$this->checkReadOnly();
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$output = $this->getOutput();
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$user = $this->getUser();
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$this->setHeaders();
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$this->outputHeader();
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$request = $this->getRequest();
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$this->submitClicked = $request->wasPosted() && $request->getBool( 'wpSubmit' );
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# Handle our many different possible input types.
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$ids = $request->getVal( 'ids' );
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if ( !is_null( $ids ) ) {
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# Allow CSV, for backwards compatibility, or a single ID for show/hide links
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$this->ids = explode( ',', $ids );
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} else {
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# Array input
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$this->ids = array_keys( $request->getArray( 'ids', array() ) );
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}
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// $this->ids = array_map( 'intval', $this->ids );
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$this->ids = array_unique( array_filter( $this->ids ) );
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if ( $request->getVal( 'action' ) == 'historysubmit' || $request->getVal( 'action' ) == 'revisiondelete' ) {
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// For show/hide form submission from history page
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// Since we are access through index.php?title=XXX&action=historysubmit
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// getFullTitle() will contain the target title and not our title
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$this->targetObj = $this->getFullTitle();
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$this->typeName = 'revision';
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} else {
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$this->typeName = $request->getVal( 'type' );
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$this->targetObj = Title::newFromText( $request->getText( 'target' ) );
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}
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# For reviewing deleted files...
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$this->archiveName = $request->getVal( 'file' );
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$this->token = $request->getVal( 'token' );
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if ( $this->archiveName && $this->targetObj ) {
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$this->tryShowFile( $this->archiveName );
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return;
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}
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$this->typeName = RevisionDeleter::getCanonicalTypeName( $this->typeName );
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# No targets?
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if ( !$this->typeName || count( $this->ids ) == 0 ) {
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throw new ErrorPageError( 'revdelete-nooldid-title', 'revdelete-nooldid-text' );
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}
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$this->typeLabels = self::$UILabels[$this->typeName];
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$this->mIsAllowed = $user->isAllowed( RevisionDeleter::getRestriction( $this->typeName ) );
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# Allow the list type to adjust the passed target
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$this->targetObj = RevisionDeleter::suggestTarget( $this->typeName, $this->targetObj, $this->ids );
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$this->otherReason = $request->getVal( 'wpReason' );
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# We need a target page!
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if ( is_null( $this->targetObj ) ) {
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$output->addWikiMsg( 'undelete-header' );
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return;
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}
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# Give a link to the logs/hist for this page
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$this->showConvenienceLinks();
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# Initialise checkboxes
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$this->checks = array(
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array( $this->typeLabels['check-label'], 'wpHidePrimary',
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RevisionDeleter::getRevdelConstant( $this->typeName )
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),
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array( 'revdelete-hide-comment', 'wpHideComment', Revision::DELETED_COMMENT ),
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array( 'revdelete-hide-user', 'wpHideUser', Revision::DELETED_USER )
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);
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if ( $user->isAllowed( 'suppressrevision' ) ) {
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$this->checks[] = array( 'revdelete-hide-restricted',
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'wpHideRestricted', Revision::DELETED_RESTRICTED );
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}
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# Either submit or create our form
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if ( $this->mIsAllowed && $this->submitClicked ) {
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$this->submit( $request );
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} else {
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$this->showForm();
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}
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$qc = $this->getLogQueryCond();
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# Show relevant lines from the deletion log
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$deleteLogPage = new LogPage( 'delete' );
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$output->addHTML( "<h2>" . $deleteLogPage->getName()->escaped() . "</h2>\n" );
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LogEventsList::showLogExtract( $output, 'delete',
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$this->targetObj, '', array( 'lim' => 25, 'conds' => $qc ) );
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# Show relevant lines from the suppression log
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if ( $user->isAllowed( 'suppressionlog' ) ) {
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$suppressLogPage = new LogPage( 'suppress' );
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$output->addHTML( "<h2>" . $suppressLogPage->getName()->escaped() . "</h2>\n" );
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LogEventsList::showLogExtract( $output, 'suppress',
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$this->targetObj, '', array( 'lim' => 25, 'conds' => $qc ) );
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}
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}
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/**
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* Show some useful links in the subtitle
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*/
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protected function showConvenienceLinks() {
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# Give a link to the logs/hist for this page
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if ( $this->targetObj ) {
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$links = array();
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$links[] = Linker::linkKnown(
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SpecialPage::getTitleFor( 'Log' ),
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$this->msg( 'viewpagelogs' )->escaped(),
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array(),
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array( 'page' => $this->targetObj->getPrefixedText() )
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);
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if ( !$this->targetObj->isSpecialPage() ) {
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# Give a link to the page history
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$links[] = Linker::linkKnown(
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$this->targetObj,
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$this->msg( 'pagehist' )->escaped(),
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array(),
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array( 'action' => 'history' )
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);
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# Link to deleted edits
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if ( $this->getUser()->isAllowed( 'undelete' ) ) {
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$undelete = SpecialPage::getTitleFor( 'Undelete' );
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$links[] = Linker::linkKnown(
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$undelete,
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$this->msg( 'deletedhist' )->escaped(),
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array(),
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array( 'target' => $this->targetObj->getPrefixedDBkey() )
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);
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}
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}
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# Logs themselves don't have histories or archived revisions
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$this->getOutput()->addSubtitle( $this->getLanguage()->pipeList( $links ) );
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}
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}
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/**
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* Get the condition used for fetching log snippets
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* @return array
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*/
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protected function getLogQueryCond() {
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$conds = array();
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// Revision delete logs for these item
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$conds['log_type'] = array( 'delete', 'suppress' );
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$conds['log_action'] = $this->getList()->getLogAction();
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$conds['ls_field'] = RevisionDeleter::getRelationType( $this->typeName );
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$conds['ls_value'] = $this->ids;
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return $conds;
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}
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/**
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* Show a deleted file version requested by the visitor.
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* TODO Mostly copied from Special:Undelete. Refactor.
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*/
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protected function tryShowFile( $archiveName ) {
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$repo = RepoGroup::singleton()->getLocalRepo();
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$oimage = $repo->newFromArchiveName( $this->targetObj, $archiveName );
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$oimage->load();
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// Check if user is allowed to see this file
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if ( !$oimage->exists() ) {
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$this->getOutput()->addWikiMsg( 'revdelete-no-file' );
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return;
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}
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$user = $this->getUser();
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if ( !$oimage->userCan( File::DELETED_FILE, $user ) ) {
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if ( $oimage->isDeleted( File::DELETED_RESTRICTED ) ) {
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throw new PermissionsError( 'suppressrevision' );
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} else {
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throw new PermissionsError( 'deletedtext' );
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}
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}
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if ( !$user->matchEditToken( $this->token, $archiveName ) ) {
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$lang = $this->getLanguage();
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$this->getOutput()->addWikiMsg( 'revdelete-show-file-confirm',
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$this->targetObj->getText(),
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$lang->userDate( $oimage->getTimestamp(), $user ),
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$lang->userTime( $oimage->getTimestamp(), $user ) );
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$this->getOutput()->addHTML(
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Xml::openElement( 'form', array(
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'method' => 'POST',
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'action' => $this->getTitle()->getLocalURL( array(
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'target' => $this->targetObj->getPrefixedDBkey(),
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'file' => $archiveName,
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'token' => $user->getEditToken( $archiveName ),
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) )
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)
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) .
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Xml::submitButton( $this->msg( 'revdelete-show-file-submit' )->text() ) .
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'</form>'
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);
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return;
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}
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$this->getOutput()->disable();
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# We mustn't allow the output to be Squid cached, otherwise
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# if an admin previews a deleted image, and it's cached, then
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# a user without appropriate permissions can toddle off and
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# nab the image, and Squid will serve it
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$this->getRequest()->response()->header( 'Expires: ' . gmdate( 'D, d M Y H:i:s', 0 ) . ' GMT' );
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$this->getRequest()->response()->header( 'Cache-Control: no-cache, no-store, max-age=0, must-revalidate' );
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$this->getRequest()->response()->header( 'Pragma: no-cache' );
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$key = $oimage->getStorageKey();
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$path = $repo->getZonePath( 'deleted' ) . '/' . $repo->getDeletedHashPath( $key ) . $key;
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$repo->streamFile( $path );
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}
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/**
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* Get the list object for this request
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*/
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protected function getList() {
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if ( is_null( $this->list ) ) {
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$this->list = RevisionDeleter::createList(
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$this->typeName, $this->getContext(), $this->targetObj, $this->ids
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);
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}
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return $this->list;
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}
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/**
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* Show a list of items that we will operate on, and show a form with checkboxes
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* which will allow the user to choose new visibility settings.
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*/
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protected function showForm() {
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$UserAllowed = true;
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if ( $this->typeName == 'logging' ) {
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$this->getOutput()->addWikiMsg( 'logdelete-selected', $this->getLanguage()->formatNum( count( $this->ids ) ) );
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} else {
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$this->getOutput()->addWikiMsg( 'revdelete-selected',
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$this->targetObj->getPrefixedText(), count( $this->ids ) );
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}
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$this->getOutput()->addHTML( "<ul>" );
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$numRevisions = 0;
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// Live revisions...
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$list = $this->getList();
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for ( $list->reset(); $list->current(); $list->next() ) {
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$item = $list->current();
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if ( !$item->canView() ) {
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if ( !$this->submitClicked ) {
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throw new PermissionsError( 'suppressrevision' );
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}
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$UserAllowed = false;
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}
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$numRevisions++;
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$this->getOutput()->addHTML( $item->getHTML() );
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}
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if ( !$numRevisions ) {
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throw new ErrorPageError( 'revdelete-nooldid-title', 'revdelete-nooldid-text' );
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}
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$this->getOutput()->addHTML( "</ul>" );
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// Explanation text
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$this->addUsageText();
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// Normal sysops can always see what they did, but can't always change it
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if ( !$UserAllowed ) {
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return;
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}
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// Show form if the user can submit
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if ( $this->mIsAllowed ) {
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$out = Xml::openElement( 'form', array( 'method' => 'post',
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'action' => $this->getTitle()->getLocalURL( array( 'action' => 'submit' ) ),
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'id' => 'mw-revdel-form-revisions' ) ) .
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Xml::fieldset( $this->msg( 'revdelete-legend' )->text() ) .
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$this->buildCheckBoxes() .
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Xml::openElement( 'table' ) .
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"<tr>\n" .
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'<td class="mw-label">' .
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Xml::label( $this->msg( 'revdelete-log' )->text(), 'wpRevDeleteReasonList' ) .
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'</td>' .
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'<td class="mw-input">' .
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Xml::listDropDown( 'wpRevDeleteReasonList',
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$this->msg( 'revdelete-reason-dropdown' )->inContentLanguage()->text(),
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$this->msg( 'revdelete-reasonotherlist' )->inContentLanguage()->text(),
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$this->getRequest()->getText( 'wpRevDeleteReasonList', 'other' ), 'wpReasonDropDown', 1
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) .
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'</td>' .
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"</tr><tr>\n" .
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'<td class="mw-label">' .
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Xml::label( $this->msg( 'revdelete-otherreason' )->text(), 'wpReason' ) .
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'</td>' .
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'<td class="mw-input">' .
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Xml::input( 'wpReason', 60, $this->otherReason, array( 'id' => 'wpReason', 'maxlength' => 100 ) ) .
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'</td>' .
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"</tr><tr>\n" .
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'<td></td>' .
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'<td class="mw-submit">' .
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Xml::submitButton( $this->msg( 'revdelete-submit', $numRevisions )->text(),
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array( 'name' => 'wpSubmit' ) ) .
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'</td>' .
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"</tr>\n" .
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Xml::closeElement( 'table' ) .
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Html::hidden( 'wpEditToken', $this->getUser()->getEditToken() ) .
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Html::hidden( 'target', $this->targetObj->getPrefixedText() ) .
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Html::hidden( 'type', $this->typeName ) .
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Html::hidden( 'ids', implode( ',', $this->ids ) ) .
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Xml::closeElement( 'fieldset' ) . "\n";
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} else {
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$out = '';
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}
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if ( $this->mIsAllowed ) {
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$out .= Xml::closeElement( 'form' ) . "\n";
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// Show link to edit the dropdown reasons
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if ( $this->getUser()->isAllowed( 'editinterface' ) ) {
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$title = Title::makeTitle( NS_MEDIAWIKI, 'Revdelete-reason-dropdown' );
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$link = Linker::link(
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$title,
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$this->msg( 'revdelete-edit-reasonlist' )->escaped(),
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array(),
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array( 'action' => 'edit' )
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);
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$out .= Xml::tags( 'p', array( 'class' => 'mw-revdel-editreasons' ), $link ) . "\n";
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}
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}
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$this->getOutput()->addHTML( $out );
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}
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/**
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* Show some introductory text
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* @todo FIXME: Wikimedia-specific policy text
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*/
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protected function addUsageText() {
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$this->getOutput()->addWikiMsg( 'revdelete-text' );
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if ( $this->getUser()->isAllowed( 'suppressrevision' ) ) {
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$this->getOutput()->addWikiMsg( 'revdelete-suppress-text' );
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}
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if ( $this->mIsAllowed ) {
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$this->getOutput()->addWikiMsg( 'revdelete-confirm' );
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}
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}
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/**
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* @return String: HTML
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*/
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protected function buildCheckBoxes() {
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$html = '<table>';
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// If there is just one item, use checkboxes
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$list = $this->getList();
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if ( $list->length() == 1 ) {
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$list->reset();
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$bitfield = $list->current()->getBits(); // existing field
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if ( $this->submitClicked ) {
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$bitfield = $this->extractBitfield( $this->extractBitParams(), $bitfield );
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}
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foreach ( $this->checks as $item ) {
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list( $message, $name, $field ) = $item;
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$innerHTML = Xml::checkLabel( $this->msg( $message )->text(), $name, $name, $bitfield & $field );
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if ( $field == Revision::DELETED_RESTRICTED ) {
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$innerHTML = "<b>$innerHTML</b>";
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}
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$line = Xml::tags( 'td', array( 'class' => 'mw-input' ), $innerHTML );
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$html .= "<tr>$line</tr>\n";
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}
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// Otherwise, use tri-state radios
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} else {
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$html .= '<tr>';
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$html .= '<th class="mw-revdel-checkbox">' . $this->msg( 'revdelete-radio-same' )->escaped() . '</th>';
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$html .= '<th class="mw-revdel-checkbox">' . $this->msg( 'revdelete-radio-unset' )->escaped() . '</th>';
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$html .= '<th class="mw-revdel-checkbox">' . $this->msg( 'revdelete-radio-set' )->escaped() . '</th>';
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$html .= "<th></th></tr>\n";
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foreach ( $this->checks as $item ) {
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list( $message, $name, $field ) = $item;
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// If there are several items, use third state by default...
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if ( $this->submitClicked ) {
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$selected = $this->getRequest()->getInt( $name, 0 /* unchecked */ );
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} else {
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$selected = -1; // use existing field
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}
|
|
$line = '<td class="mw-revdel-checkbox">' . Xml::radio( $name, -1, $selected == -1 ) . '</td>';
|
|
$line .= '<td class="mw-revdel-checkbox">' . Xml::radio( $name, 0, $selected == 0 ) . '</td>';
|
|
$line .= '<td class="mw-revdel-checkbox">' . Xml::radio( $name, 1, $selected == 1 ) . '</td>';
|
|
$label = $this->msg( $message )->escaped();
|
|
if ( $field == Revision::DELETED_RESTRICTED ) {
|
|
$label = "<b>$label</b>";
|
|
}
|
|
$line .= "<td>$label</td>";
|
|
$html .= "<tr>$line</tr>\n";
|
|
}
|
|
}
|
|
|
|
$html .= '</table>';
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* UI entry point for form submission.
|
|
* @throws PermissionsError
|
|
* @return bool
|
|
*/
|
|
protected function submit() {
|
|
# Check edit token on submission
|
|
$token = $this->getRequest()->getVal( 'wpEditToken' );
|
|
if ( $this->submitClicked && !$this->getUser()->matchEditToken( $token ) ) {
|
|
$this->getOutput()->addWikiMsg( 'sessionfailure' );
|
|
return false;
|
|
}
|
|
$bitParams = $this->extractBitParams();
|
|
$listReason = $this->getRequest()->getText( 'wpRevDeleteReasonList', 'other' ); // from dropdown
|
|
$comment = $listReason;
|
|
if ( $comment != 'other' && $this->otherReason != '' ) {
|
|
// Entry from drop down menu + additional comment
|
|
$comment .= $this->msg( 'colon-separator' )->inContentLanguage()->text() . $this->otherReason;
|
|
} elseif ( $comment == 'other' ) {
|
|
$comment = $this->otherReason;
|
|
}
|
|
# Can the user set this field?
|
|
if ( $bitParams[Revision::DELETED_RESTRICTED] == 1 && !$this->getUser()->isAllowed( 'suppressrevision' ) ) {
|
|
throw new PermissionsError( 'suppressrevision' );
|
|
}
|
|
# If the save went through, go to success message...
|
|
$status = $this->save( $bitParams, $comment, $this->targetObj );
|
|
if ( $status->isGood() ) {
|
|
$this->success();
|
|
return true;
|
|
# ...otherwise, bounce back to form...
|
|
} else {
|
|
$this->failure( $status );
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Report that the submit operation succeeded
|
|
*/
|
|
protected function success() {
|
|
$this->getOutput()->setPageTitle( $this->msg( 'actioncomplete' ) );
|
|
$this->getOutput()->wrapWikiMsg( "<span class=\"success\">\n$1\n</span>", $this->typeLabels['success'] );
|
|
$this->list->reloadFromMaster();
|
|
$this->showForm();
|
|
}
|
|
|
|
/**
|
|
* Report that the submit operation failed
|
|
*/
|
|
protected function failure( $status ) {
|
|
$this->getOutput()->setPageTitle( $this->msg( 'actionfailed' ) );
|
|
$this->getOutput()->addWikiText( $status->getWikiText( $this->typeLabels['failure'] ) );
|
|
$this->showForm();
|
|
}
|
|
|
|
/**
|
|
* Put together an array that contains -1, 0, or the *_deleted const for each bit
|
|
*
|
|
* @return array
|
|
*/
|
|
protected function extractBitParams() {
|
|
$bitfield = array();
|
|
foreach ( $this->checks as $item ) {
|
|
list( /* message */, $name, $field ) = $item;
|
|
$val = $this->getRequest()->getInt( $name, 0 /* unchecked */ );
|
|
if ( $val < -1 || $val > 1 ) {
|
|
$val = -1; // -1 for existing value
|
|
}
|
|
$bitfield[$field] = $val;
|
|
}
|
|
if ( !isset( $bitfield[Revision::DELETED_RESTRICTED] ) ) {
|
|
$bitfield[Revision::DELETED_RESTRICTED] = 0;
|
|
}
|
|
return $bitfield;
|
|
}
|
|
|
|
/**
|
|
* Put together a rev_deleted bitfield
|
|
* @deprecated since 1.22, use RevisionDeleter::extractBitfield instead
|
|
* @param array $bitPars extractBitParams() params
|
|
* @param int $oldfield current bitfield
|
|
* @return array
|
|
*/
|
|
public static function extractBitfield( $bitPars, $oldfield ) {
|
|
return RevisionDeleter::extractBitfield( $bitPars, $oldfield );
|
|
}
|
|
|
|
/**
|
|
* Do the write operations. Simple wrapper for RevDel_*List::setVisibility().
|
|
* @param $bitfield
|
|
* @param $reason
|
|
* @param $title
|
|
* @return
|
|
*/
|
|
protected function save( $bitfield, $reason, $title ) {
|
|
return $this->getList()->setVisibility(
|
|
array( 'value' => $bitfield, 'comment' => $reason )
|
|
);
|
|
}
|
|
|
|
protected function getGroupName() {
|
|
return 'pagetools';
|
|
}
|
|
}
|