mediawiki-extensions-AbuseF.../includes/Api/QueryAbuseLog.php
Daimona Eaytoy 44dd0f6c96 Catch FilterNotFoundException in ApiQueryAbuseLog
And report an invalid ID in this case. Also, assume that the filter is
hidden if the global DB is not available, for consistency with the UI.

Bug: T272593
Change-Id: Ic08023161d95be5cadc8837d3aaaf941cacd89bd
2021-01-22 01:54:40 +00:00

428 lines
13 KiB
PHP

<?php
/**
* Created on Mar 28, 2009
*
* AbuseFilter extension
*
* Copyright © 2008 Alex Z. mrzmanwiki AT gmail DOT com
* Based mostly on code by Bryan Tong Minh and Roan Kattouw
*
* 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
*/
namespace MediaWiki\Extension\AbuseFilter\Api;
use ApiBase;
use ApiQuery;
use ApiQueryBase;
use InvalidArgumentException;
use MediaWiki\Extension\AbuseFilter\AbuseFilter;
use MediaWiki\Extension\AbuseFilter\AbuseFilterServices;
use MediaWiki\Extension\AbuseFilter\CentralDBNotAvailableException;
use MediaWiki\Extension\AbuseFilter\Filter\FilterNotFoundException;
use MediaWiki\Extension\AbuseFilter\GlobalNameUtils;
use MediaWiki\Extension\AbuseFilter\Special\SpecialAbuseLog;
use MediaWiki\MediaWikiServices;
use MWTimestamp;
use Title;
use User;
use Wikimedia\IPUtils;
/**
* Query module to list abuse log entries.
*
* @ingroup API
* @ingroup Extensions
*/
class QueryAbuseLog extends ApiQueryBase {
/**
* @param ApiQuery $query
* @param string $moduleName
*/
public function __construct( ApiQuery $query, $moduleName ) {
parent::__construct( $query, $moduleName, 'afl' );
}
/**
* @inheritDoc
*/
public function execute() {
$afPermManager = AbuseFilterServices::getPermissionManager();
$lookup = AbuseFilterServices::getFilterLookup();
$aflFilterMigrationStage = $this->getConfig()->get( 'AbuseFilterAflFilterMigrationStage' );
// Same check as in SpecialAbuseLog
$this->checkUserRightsAny( 'abusefilter-log' );
$user = $this->getUser();
$params = $this->extractRequestParams();
$prop = array_flip( $params['prop'] );
$fld_ids = isset( $prop['ids'] );
$fld_filter = isset( $prop['filter'] );
$fld_user = isset( $prop['user'] );
$fld_title = isset( $prop['title'] );
$fld_action = isset( $prop['action'] );
$fld_details = isset( $prop['details'] );
$fld_result = isset( $prop['result'] );
$fld_timestamp = isset( $prop['timestamp'] );
$fld_hidden = isset( $prop['hidden'] );
$fld_revid = isset( $prop['revid'] );
$isCentral = $this->getConfig()->get( 'AbuseFilterIsCentral' );
$fld_wiki = $isCentral && isset( $prop['wiki'] );
if ( $fld_details ) {
$this->checkUserRightsAny( 'abusefilter-log-detail' );
}
// Map of [ [ id, global ], ... ]
$searchFilters = [];
// Match permissions for viewing events on private filters to SpecialAbuseLog (bug 42814)
// @todo Avoid code duplication with SpecialAbuseLog::showList, make it so that, if hidden
// filters are specified, we only filter them out instead of failing.
if ( $params['filter'] ) {
if ( !is_array( $params['filter'] ) ) {
$params['filter'] = [ $params['filter'] ];
}
$foundInvalid = false;
foreach ( $params['filter'] as $filter ) {
try {
$searchFilters[] = GlobalNameUtils::splitGlobalName( $filter );
} catch ( InvalidArgumentException $e ) {
$foundInvalid = true;
continue;
}
}
if ( !$afPermManager->canViewPrivateFiltersLogs( $user ) ) {
foreach ( $searchFilters as [ $filterID, $global ] ) {
try {
$isHidden = $lookup->getFilter( $filterID, $global )->isHidden();
} catch ( CentralDBNotAvailableException $_ ) {
// Conservatively assume it's hidden, like in SpecialAbuseLog
$isHidden = true;
} catch ( FilterNotFoundException $_ ) {
$isHidden = false;
$foundInvalid = true;
}
if ( $isHidden ) {
$this->dieWithError(
[ 'apierror-permissiondenied', $this->msg( 'action-abusefilter-log-private' ) ]
);
}
}
}
if ( $foundInvalid ) {
// @todo Tell what the invalid IDs are
$this->addWarning( 'abusefilter-log-invalid-filter' );
}
}
$result = $this->getResult();
$this->addTables( 'abuse_filter_log' );
$this->addFields( 'afl_timestamp' );
$this->addFields( 'afl_rev_id' );
$this->addFields( 'afl_deleted' );
$this->addFieldsIf( 'afl_filter',
( $aflFilterMigrationStage & SCHEMA_COMPAT_READ_OLD ) !== 0 );
$this->addFieldsIf( 'afl_filter_id',
( $aflFilterMigrationStage & SCHEMA_COMPAT_READ_NEW ) !== 0 );
$this->addFieldsIf( 'afl_global',
( $aflFilterMigrationStage & SCHEMA_COMPAT_READ_NEW ) !== 0 );
$this->addFieldsIf( 'afl_id', $fld_ids );
$this->addFieldsIf( 'afl_user_text', $fld_user );
$this->addFieldsIf( [ 'afl_namespace', 'afl_title' ], $fld_title );
$this->addFieldsIf( 'afl_action', $fld_action );
$this->addFieldsIf( 'afl_var_dump', $fld_details );
$this->addFieldsIf( 'afl_actions', $fld_result );
$this->addFieldsIf( 'afl_wiki', $fld_wiki );
if ( $fld_filter ) {
$this->addTables( 'abuse_filter' );
$this->addFields( 'af_public_comments' );
if ( $aflFilterMigrationStage & SCHEMA_COMPAT_READ_NEW ) {
$join = [ 'af_id=afl_filter_id', 'afl_global' => 0 ];
} else {
// SCHEMA_COMPAT_READ_OLD
$join = 'af_id=afl_filter';
}
$this->addJoinConds( [ 'abuse_filter' => [ 'LEFT JOIN', $join ] ] );
}
$this->addOption( 'LIMIT', $params['limit'] + 1 );
$this->addWhereIf( [ 'afl_id' => $params['logid'] ], isset( $params['logid'] ) );
$this->addWhereRange( 'afl_timestamp', $params['dir'], $params['start'], $params['end'] );
if ( isset( $params['user'] ) ) {
$u = User::newFromName( $params['user'] );
if ( $u ) {
// Username normalisation
$params['user'] = $u->getName();
$userId = $u->getId();
} elseif ( IPUtils::isIPAddress( $params['user'] ) ) {
// It's an IP, sanitize it
$params['user'] = IPUtils::sanitizeIP( $params['user'] );
$userId = 0;
}
if ( isset( $userId ) ) {
// Only add the WHERE for user in case it's either a valid user
// (but not necessary an existing one) or an IP.
$this->addWhere(
[
'afl_user' => $userId,
'afl_user_text' => $params['user']
]
);
}
}
$this->addWhereIf( [ 'afl_deleted' => 0 ], !$afPermManager->canSeeHiddenLogEntries( $user ) );
if ( $searchFilters ) {
$conds = [];
// @todo Avoid code duplication with SpecialAbuseLog::showList
if ( $aflFilterMigrationStage & SCHEMA_COMPAT_READ_NEW ) {
$filterConds = [ 'local' => [], 'global' => [] ];
foreach ( $searchFilters as $filter ) {
$isGlobal = $filter[1];
$key = $isGlobal ? 'global' : 'local';
$filterConds[$key][] = $filter[0];
}
$conds = [];
// @phan-suppress-next-line PhanImpossibleCondition False positive
if ( $filterConds['local'] ) {
$conds[] = $this->getDB()->makeList(
[ 'afl_global' => 0, 'afl_filter_id' => $filterConds['local'] ],
LIST_AND
);
}
// @phan-suppress-next-line PhanImpossibleCondition False positive
if ( $filterConds['global'] ) {
$conds[] = $this->getDB()->makeList(
[ 'afl_global' => 1, 'afl_filter_id' => $filterConds['global'] ],
LIST_AND
);
}
$conds = $this->getDB()->makeList( $conds, LIST_OR );
} else {
// SCHEMA_COMPAT_READ_OLD
$names = [];
foreach ( $searchFilters as $filter ) {
$names[] = GlobalNameUtils::buildGlobalName( ...$filter );
}
$conds = [ 'afl_filter' => $names ];
}
$this->addWhere( $conds );
}
if ( isset( $params['wiki'] ) ) {
// 'wiki' won't be set if $wgAbuseFilterIsCentral = false
$this->addWhereIf( [ 'afl_wiki' => $params['wiki'] ], $isCentral );
}
$title = $params['title'];
if ( $title !== null ) {
$titleObj = Title::newFromText( $title );
if ( $titleObj === null ) {
$this->dieWithError( [ 'apierror-invalidtitle', wfEscapeWikiText( $title ) ] );
}
$this->addWhereFld( 'afl_namespace', $titleObj->getNamespace() );
$this->addWhereFld( 'afl_title', $titleObj->getDBkey() );
}
$res = $this->select( __METHOD__ );
$count = 0;
foreach ( $res as $row ) {
if ( ++$count > $params['limit'] ) {
// We've had enough
$ts = new MWTimestamp( $row->afl_timestamp );
$this->setContinueEnumParameter( 'start', $ts->getTimestamp( TS_ISO_8601 ) );
break;
}
$hidden = SpecialAbuseLog::isHidden( $row );
if ( $hidden === true && !$afPermManager->canSeeHiddenLogEntries( $user ) ) {
continue;
}
if ( $hidden === 'implicit' ) {
$revRec = MediaWikiServices::getInstance()
->getRevisionLookup()
->getRevisionById( (int)$row->afl_rev_id );
if ( !AbuseFilter::userCanViewRev( $revRec, $user ) ) {
continue;
}
}
if ( $aflFilterMigrationStage & SCHEMA_COMPAT_READ_NEW ) {
$filterID = $row->afl_filter_id;
$global = $row->afl_global;
$fullName = GlobalNameUtils::buildGlobalName( $filterID, $global );
} else {
// SCHEMA_COMPAT_READ_OLD
list( $filterID, $global ) = GlobalNameUtils::splitGlobalName( $row->afl_filter );
$fullName = $row->afl_filter;
}
$isHidden = $lookup->getFilter( $filterID, $global )->isHidden();
$canSeeDetails = $afPermManager->canSeeLogDetailsForFilter( $user, $isHidden );
$entry = [];
if ( $fld_ids ) {
$entry['id'] = intval( $row->afl_id );
$entry['filter_id'] = $canSeeDetails ? $fullName : '';
}
if ( $fld_filter ) {
if ( $global ) {
$entry['filter'] = $lookup->getFilter( $filterID, true )->getName();
} else {
$entry['filter'] = $row->af_public_comments;
}
}
if ( $fld_user ) {
$entry['user'] = $row->afl_user_text;
}
if ( $fld_wiki ) {
$entry['wiki'] = $row->afl_wiki;
}
if ( $fld_title ) {
$title = Title::makeTitle( $row->afl_namespace, $row->afl_title );
ApiQueryBase::addTitleInfo( $entry, $title );
}
if ( $fld_action ) {
$entry['action'] = $row->afl_action;
}
if ( $fld_result ) {
$entry['result'] = $row->afl_actions;
}
if ( $fld_revid && $row->afl_rev_id !== null ) {
$entry['revid'] = $canSeeDetails ? $row->afl_rev_id : '';
}
if ( $fld_timestamp ) {
$ts = new MWTimestamp( $row->afl_timestamp );
$entry['timestamp'] = $ts->getTimestamp( TS_ISO_8601 );
}
if ( $fld_details ) {
$entry['details'] = [];
if ( $canSeeDetails ) {
$vars = AbuseFilterServices::getVariablesBlobStore()->loadVarDump( $row->afl_var_dump );
$varManager = AbuseFilterServices::getVariablesManager();
$entry['details'] = $varManager->exportAllVars( $vars );
}
}
if ( $fld_hidden && $hidden ) {
$entry['hidden'] = $hidden;
}
if ( $entry ) {
$fit = $result->addValue( [ 'query', $this->getModuleName() ], null, $entry );
if ( !$fit ) {
$ts = new MWTimestamp( $row->afl_timestamp );
$this->setContinueEnumParameter( 'start', $ts->getTimestamp( TS_ISO_8601 ) );
break;
}
}
}
$result->addIndexedTagName( [ 'query', $this->getModuleName() ], 'item' );
}
/**
* @codeCoverageIgnore Merely declarative
* @inheritDoc
*/
public function getAllowedParams() {
$params = [
'logid' => [
ApiBase::PARAM_TYPE => 'integer'
],
'start' => [
ApiBase::PARAM_TYPE => 'timestamp'
],
'end' => [
ApiBase::PARAM_TYPE => 'timestamp'
],
'dir' => [
ApiBase::PARAM_TYPE => [
'newer',
'older'
],
ApiBase::PARAM_DFLT => 'older',
ApiBase::PARAM_HELP_MSG => 'api-help-param-direction',
],
'user' => null,
'title' => null,
'filter' => [
ApiBase::PARAM_TYPE => 'string',
ApiBase::PARAM_ISMULTI => true,
ApiBase::PARAM_HELP_MSG => [
'apihelp-query+abuselog-param-filter',
GlobalNameUtils::GLOBAL_FILTER_PREFIX
]
],
'limit' => [
ApiBase::PARAM_DFLT => 10,
ApiBase::PARAM_TYPE => 'limit',
ApiBase::PARAM_MIN => 1,
ApiBase::PARAM_MAX => ApiBase::LIMIT_BIG1,
ApiBase::PARAM_MAX2 => ApiBase::LIMIT_BIG2
],
'prop' => [
ApiBase::PARAM_DFLT => 'ids|user|title|action|result|timestamp|hidden|revid',
ApiBase::PARAM_TYPE => [
'ids',
'filter',
'user',
'title',
'action',
'details',
'result',
'timestamp',
'hidden',
'revid',
],
ApiBase::PARAM_ISMULTI => true
]
];
if ( $this->getConfig()->get( 'AbuseFilterIsCentral' ) ) {
$params['wiki'] = [
ApiBase::PARAM_TYPE => 'string',
];
$params['prop'][ApiBase::PARAM_DFLT] .= '|wiki';
$params['prop'][ApiBase::PARAM_TYPE][] = 'wiki';
$params['filter'][ApiBase::PARAM_HELP_MSG] = 'apihelp-query+abuselog-param-filter-central';
}
return $params;
}
/**
* @codeCoverageIgnore Merely declarative
* @inheritDoc
*/
protected function getExamplesMessages() {
return [
'action=query&list=abuselog'
=> 'apihelp-query+abuselog-example-1',
'action=query&list=abuselog&afltitle=API'
=> 'apihelp-query+abuselog-example-2',
];
}
}