mediawiki-extensions-AbuseF.../includes/AbuseFilter.php
Daimona Eaytoy 762d71c51d Create a dedicated namespace for variables-related classes
Some cleanup is left for later to keep the diff easier to read.

Change-Id: Ife445b5e47e707ab77ec867ac3b005866aa74ef2
2021-01-02 18:16:48 +01:00

115 lines
3.3 KiB
PHP

<?php
use MediaWiki\Extension\AbuseFilter\AbuseFilterServices;
use MediaWiki\Extension\AbuseFilter\Variables\AbuseFilterVariableHolder;
use MediaWiki\Revision\RevisionRecord;
/**
* This class contains most of the business logic of AbuseFilter. It consists of
* static functions for generic use (mostly utility functions).
*/
class AbuseFilter {
/**
* @var array IDs of logged filters like [ page title => [ 'local' => [ids], 'global' => [ids] ] ].
* @fixme avoid global state
*/
public static $logIds = [];
public const HISTORY_MAPPINGS = [
'af_pattern' => 'afh_pattern',
'af_user' => 'afh_user',
'af_user_text' => 'afh_user_text',
'af_timestamp' => 'afh_timestamp',
'af_comments' => 'afh_comments',
'af_public_comments' => 'afh_public_comments',
'af_deleted' => 'afh_deleted',
'af_id' => 'afh_filter',
'af_group' => 'afh_group',
];
/**
* Returns an associative array of filters which were tripped
*
* @param AbuseFilterVariableHolder $vars
* @param Title $title
* @param string $group The filter's group (as defined in $wgAbuseFilterValidGroups)
* @param string $mode 'execute' for edits and logs, 'stash' for cached matches
* @return bool[] Map of (integer filter ID => bool)
* @deprecated Since 1.34 See comment on FilterRunner::checkAllFilters
*/
public static function checkAllFilters(
AbuseFilterVariableHolder $vars,
Title $title,
$group = 'default',
$mode = 'execute'
) {
$parser = AbuseFilterServices::getParserFactory()->newParser( $vars );
$user = RequestContext::getMain()->getUser();
$runnerFactory = AbuseFilterServices::getFilterRunnerFactory();
$runner = $runnerFactory->newRunner( $user, $title, $vars, $group );
$runner->parser = $parser;
return $runner->checkAllFilters();
}
/**
* @param AbuseFilterVariableHolder $vars
* @param Title $title
* @param string $group The filter's group (as defined in $wgAbuseFilterValidGroups)
* @param User $user The user performing the action
* @return Status
* @deprecated Since 1.34 Build a FilterRunner instance and call run() on that.
*/
public static function filterAction(
AbuseFilterVariableHolder $vars, Title $title, $group, User $user
) {
$runnerFactory = AbuseFilterServices::getFilterRunnerFactory();
$runner = $runnerFactory->newRunner( $user, $title, $vars, $group );
return $runner->run();
}
/**
* Get the history ID of the first change to a given filter
*
* @param int $filterID Filter id
* @return string
*/
public static function getFirstFilterChange( $filterID ) {
static $firstChanges = [];
if ( !isset( $firstChanges[$filterID] ) ) {
$dbr = wfGetDB( DB_REPLICA );
$historyID = $dbr->selectField(
'abuse_filter_history',
'afh_id',
[
'afh_filter' => $filterID,
],
__METHOD__,
[ 'ORDER BY' => 'afh_timestamp ASC' ]
);
$firstChanges[$filterID] = $historyID;
}
return $firstChanges[$filterID];
}
/**
* Shortcut for checking whether $user can view the given revision, with mask
* SUPPRESSED_ALL.
*
* @note This assumes that a revision with the given ID exists
*
* @param RevisionRecord $revRec
* @param User $user
* @return bool
*/
public static function userCanViewRev( RevisionRecord $revRec, User $user ) : bool {
return $revRec->audienceCan(
RevisionRecord::SUPPRESSED_ALL,
RevisionRecord::FOR_THIS_USER,
$user
);
}
}