mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/AbuseFilter.git
synced 2024-09-25 03:08:16 +00:00
264 lines
7.7 KiB
PHP
264 lines
7.7 KiB
PHP
<?php
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class AbuseFilterViewRevert extends AbuseFilterView {
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public $origPeriodStart, $origPeriodEnd, $mPeriodStart, $mPeriodEnd,
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$mReason;
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function show() {
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$filter = $this->mPage->mFilter;
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$user = $this->getUser();
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$out = $this->getOutput();
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if ( !$user->isAllowed( 'abusefilter-revert' ) ) {
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throw new PermissionsError( 'abusefilter-revert' );
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}
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$this->loadParameters();
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if ( $this->attemptRevert() ) {
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return;
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}
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$out->addWikiMsg( 'abusefilter-revert-intro', Message::numParam( $filter ) );
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$out->setPageTitle( $this->msg( 'abusefilter-revert-title' )->numParams( $filter ) );
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// First, the search form.
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$searchFields = [];
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$searchFields['abusefilter-revert-filter'] =
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Xml::element( 'strong', null, $filter );
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$searchFields['abusefilter-revert-periodstart'] =
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Xml::input( 'wpPeriodStart', 45, $this->origPeriodStart );
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$searchFields['abusefilter-revert-periodend'] =
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Xml::input( 'wpPeriodEnd', 45, $this->origPeriodEnd );
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$searchForm = Xml::buildForm( $searchFields, 'abusefilter-revert-search' );
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$searchForm .= "\n" . Html::hidden( 'submit', 1 );
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$searchForm =
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Xml::tags(
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'form',
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[
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'action' => $this->getTitle( "revert/$filter" )->getLocalURL(),
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'method' => 'post'
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],
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$searchForm
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);
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$searchForm =
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Xml::fieldset( $this->msg( 'abusefilter-revert-search-legend' )->text(), $searchForm );
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$out->addHTML( $searchForm );
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if ( $this->mSubmit ) {
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// Add a summary of everything that will be reversed.
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$out->addWikiMsg( 'abusefilter-revert-preview-intro' );
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// Look up all of them.
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$results = $this->doLookup();
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$lang = $this->getLanguage();
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$list = [];
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foreach ( $results as $result ) {
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$displayActions = array_map(
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[ 'AbuseFilter', 'getActionDisplay' ],
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$result['actions'] );
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$msg = $this->msg( 'abusefilter-revert-preview-item' )
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->rawParams(
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$lang->timeanddate( $result['timestamp'], true ),
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Linker::userLink( $result['userid'], $result['user'] ),
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$result['action'],
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$this->linkRenderer->makeLink( $result['title'] ),
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$lang->commaList( $displayActions ),
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$this->linkRenderer->makeLink(
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SpecialPage::getTitleFor( 'AbuseLog' ),
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$this->msg( 'abusefilter-log-detailslink' )->text(),
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[],
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[ 'details' => $result['id'] ]
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)
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)->params( $result['user'] )->parse();
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$list[] = Xml::tags( 'li', null, $msg );
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}
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$out->addHTML( Xml::tags( 'ul', null, implode( "\n", $list ) ) );
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// Add a button down the bottom.
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$confirmForm =
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Html::hidden( 'editToken', $user->getEditToken( "abusefilter-revert-$filter" ) ) .
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Html::hidden( 'title', $this->getTitle( "revert/$filter" )->getPrefixedDBkey() ) .
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Html::hidden( 'wpPeriodStart', $this->origPeriodStart ) .
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Html::hidden( 'wpPeriodEnd', $this->origPeriodEnd ) .
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Xml::inputLabel(
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$this->msg( 'abusefilter-revert-reasonfield' )->text(),
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'wpReason', 'wpReason', 45
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) .
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"\n" .
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Xml::submitButton( $this->msg( 'abusefilter-revert-confirm' )->text() );
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$confirmForm = Xml::tags(
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'form',
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[
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'action' => $this->getTitle( "revert/$filter" )->getLocalURL(),
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'method' => 'post'
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],
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$confirmForm
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);
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$out->addHTML( $confirmForm );
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}
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}
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function doLookup() {
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$periodStart = $this->mPeriodStart;
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$periodEnd = $this->mPeriodEnd;
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$filter = $this->mPage->mFilter;
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$conds = [ 'afl_filter' => $filter ];
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$dbr = wfGetDB( DB_REPLICA );
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if ( $periodStart ) {
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$conds[] = 'afl_timestamp>' . $dbr->addQuotes( $dbr->timestamp( $periodStart ) );
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}
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if ( $periodEnd ) {
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$conds[] = 'afl_timestamp<' . $dbr->addQuotes( $dbr->timestamp( $periodEnd ) );
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}
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// Database query.
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$res = $dbr->select( 'abuse_filter_log', '*', $conds, __METHOD__ );
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$results = [];
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foreach ( $res as $row ) {
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// Don't revert if there was no action, or the action was global
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if ( !$row->afl_actions || $row->afl_wiki != null ) {
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continue;
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}
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$actions = explode( ',', $row->afl_actions );
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$reversibleActions = [ 'block', 'blockautopromote', 'degroup' ];
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$currentReversibleActions = array_intersect( $actions, $reversibleActions );
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if ( count( $currentReversibleActions ) ) {
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$results[] = [
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'id' => $row->afl_id,
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'actions' => $currentReversibleActions,
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'user' => $row->afl_user_text,
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'userid' => $row->afl_user,
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'vars' => AbuseFilter::loadVarDump( $row->afl_var_dump ),
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'title' => Title::makeTitle( $row->afl_namespace, $row->afl_title ),
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'action' => $row->afl_action,
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'timestamp' => $row->afl_timestamp
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];
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}
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}
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return $results;
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}
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function loadParameters() {
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$request = $this->getRequest();
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$this->origPeriodStart = $request->getText( 'wpPeriodStart' );
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$this->mPeriodStart = strtotime( $this->origPeriodStart );
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$this->origPeriodEnd = $request->getText( 'wpPeriodEnd' );
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$this->mPeriodEnd = strtotime( $this->origPeriodEnd );
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$this->mSubmit = $request->getVal( 'submit' );
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$this->mReason = $request->getVal( 'wpReason' );
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}
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function attemptRevert() {
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$filter = $this->mPage->mFilter;
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$token = $this->getRequest()->getVal( 'editToken' );
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if ( !$this->getUser()->matchEditToken( $token, "abusefilter-revert-$filter" ) ) {
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return false;
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}
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$results = $this->doLookup();
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foreach ( $results as $result ) {
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$actions = $result['actions'];
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foreach ( $actions as $action ) {
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$this->revertAction( $action, $result );
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}
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}
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$this->getOutput()->addWikiMsg(
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'abusefilter-revert-success',
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$filter,
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$this->getLanguage()->formatNum( $filter )
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);
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return true;
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}
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/**
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* @param string $action
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* @param array $result
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* @return bool
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* @throws MWException
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*/
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function revertAction( $action, $result ) {
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switch ( $action ) {
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case 'block':
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$block = Block::newFromTarget( $result['user'] );
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if ( !( $block && $block->getBy() == AbuseFilter::getFilterUser()->getId() ) ) {
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// Not blocked by abuse filter
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return false;
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}
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$block->delete();
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$logEntry = new ManualLogEntry( 'block', 'unblock' );
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$logEntry->setTarget( Title::makeTitle( NS_USER, $result['user'] ) );
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$logEntry->setComment(
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$this->msg(
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'abusefilter-revert-reason', $this->mPage->mFilter, $this->mReason
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)->inContentLanguage()->text()
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);
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$logEntry->setPerformer( $this->getUser() );
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$logEntry->publish( $logEntry->insert() );
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return true;
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case 'blockautopromote':
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ObjectCache::getMainStashInstance()->delete(
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AbuseFilter::autoPromoteBlockKey( User::newFromId( $result['userid'] ) )
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);
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return true;
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case 'degroup':
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// Pull the user's groups from the vars.
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$oldGroups = $result['vars']['USER_GROUPS'];
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$oldGroups = explode( ',', $oldGroups );
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$oldGroups = array_diff(
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$oldGroups,
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array_intersect( $oldGroups, User::getImplicitGroups() )
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);
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$rows = [];
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foreach ( $oldGroups as $group ) {
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$rows[] = [
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'ug_user' => $result['userid'],
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'ug_group' => $group
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];
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}
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// Cheat a little bit. User::addGroup repeatedly is too slow.
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$user = User::newFromId( $result['userid'] );
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$currentGroups = $user->getGroups();
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$newGroups = array_merge( $oldGroups, $currentGroups );
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// Don't do anything if there are no groups to add.
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if ( !count( array_diff( $newGroups, $currentGroups ) ) ) {
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return false;
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}
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$dbw = wfGetDB( DB_MASTER );
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$dbw->insert( 'user_groups', $rows, __METHOD__, [ 'IGNORE' ] );
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$user->invalidateCache();
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$log = new LogPage( 'rights' );
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$log->addEntry( 'rights', $user->getUserPage(),
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$this->msg(
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'abusefilter-revert-reason',
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$this->mPage->mFilter,
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$this->mReason
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)->inContentLanguage()->text(),
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[ implode( ',', $currentGroups ), implode( ',', $newGroups ) ]
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);
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return true;
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}
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throw new MWException( 'Invalid action' . $action );
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}
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}
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