mediawiki-extensions-AbuseF.../AbuseFilter.hooks.php

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<?php
if ( !defined( 'MEDIAWIKI' ) ) {
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die();
}
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class AbuseFilterHooks {
// So far, all of the error message out-params for these hooks accept HTML.
// Hooray!
/**
* @param $editor
* @param $text
* @param $error
* @param $summary
* @return bool
*/
public static function onEditFilterMerged( $editor, $text, &$error, $summary ) {
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// Load vars
$vars = new AbuseFilterVariableHolder;
// Cache article object so we can share a parse operation
$title = $editor->mTitle;
$articleCacheKey = $title->getNamespace() . ':' . $title->getText();
AFComputedVariable::$articleCache[$articleCacheKey] = $editor->mArticle;
// Check for null edits.
$oldtext = '';
if ( $editor->mArticle->exists() ) {
$oldtext = $editor->mArticle->getContent();
}
if ( strcmp( $oldtext, $text ) == 0 ) {
// Don't trigger for null edits.
return true;
}
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global $wgUser;
$vars->addHolder( AbuseFilter::generateUserVars( $wgUser ) );
$vars->addHolder( AbuseFilter::generateTitleVars( $editor->mTitle , 'ARTICLE' ) );
$vars->setVar( 'ACTION', 'edit' );
$vars->setVar( 'SUMMARY', $summary );
$vars->setVar( 'minor_edit', $editor->minoredit );
$vars->setVar( 'old_wikitext', $oldtext );
$vars->setVar( 'new_wikitext', $text );
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$vars->addHolder( AbuseFilter::getEditVars( $editor->mTitle ) );
$filter_result = AbuseFilter::filterAction( $vars, $editor->mTitle );
if ( $filter_result !== true ) {
global $wgOut;
$wgOut->addHTML( $filter_result );
$editor->showEditForm();
return false;
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}
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return true;
}
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public static function onGetAutoPromoteGroups( $user, &$promote ) {
global $wgMemc;
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$key = AbuseFilter::autoPromoteBlockKey( $user );
if ( $wgMemc->get( $key ) ) {
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$promote = array();
}
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return true;
}
public static function onAbortMove( $oldTitle, $newTitle, $user, &$error, $reason ) {
$vars = new AbuseFilterVariableHolder;
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global $wgUser;
$vars->addHolder(
AbuseFilterVariableHolder::merge(
AbuseFilter::generateUserVars( $wgUser ),
AbuseFilter::generateTitleVars( $oldTitle, 'MOVED_FROM' ),
AbuseFilter::generateTitleVars( $newTitle, 'MOVED_TO' )
)
);
$vars->setVar( 'SUMMARY', $reason );
$vars->setVar( 'ACTION', 'move' );
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$filter_result = AbuseFilter::filterAction( $vars, $oldTitle );
$error = $filter_result;
return $filter_result == '' || $filter_result === true;
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}
public static function onArticleDelete( &$article, &$user, &$reason, &$error ) {
$vars = new AbuseFilterVariableHolder;
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global $wgUser;
$vars->addHolder( AbuseFilter::generateUserVars( $wgUser ) );
$vars->addHolder( AbuseFilter::generateTitleVars( $article->mTitle, 'ARTICLE' ) );
$vars->setVar( 'SUMMARY', $reason );
$vars->setVar( 'ACTION', 'delete' );
$filter_result = AbuseFilter::filterAction( $vars, $article->mTitle );
$error = $filter_result;
return $filter_result == '' || $filter_result === true;
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}
public static function onAbortNewAccount( $user, &$message ) {
if ( $user->getName() == wfMsgForContent( 'abusefilter-blocker' ) ) {
$message = wfMsg( 'abusefilter-accountreserved' );
return false;
}
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$vars = new AbuseFilterVariableHolder;
// Add variables only for a registered user, so IP addresses of
// new users won't be exposed
global $wgUser;
if ( $wgUser->getId() ) {
$vars->addHolder( AbuseFilter::generateUserVars( $wgUser ) );
}
$vars->setVar( 'ACTION', 'createaccount' );
$vars->setVar( 'ACCOUNTNAME', $user->getName() );
$filter_result = AbuseFilter::filterAction(
$vars, SpecialPage::getTitleFor( 'Userlogin' ) );
$message = $filter_result;
return $filter_result == '' || $filter_result === true;
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}
public static function onRecentChangeSave( $recentChange ) {
$title = Title::makeTitle(
$recentChange->mAttribs['rc_namespace'],
$recentChange->mAttribs['rc_title']
);
$action = $recentChange->mAttribs['rc_log_type'] ?
$recentChange->mAttribs['rc_log_type'] : 'edit';
$actionID = implode( '-', array(
$title->getPrefixedText(), $recentChange->mAttribs['rc_user_text'], $action
) );
if ( !empty( AbuseFilter::$tagsToSet[$actionID] )
&& count( $tags = AbuseFilter::$tagsToSet[$actionID] ) )
{
ChangeTags::addTags(
$tags,
$recentChange->mAttribs['rc_id'],
$recentChange->mAttribs['rc_this_oldid'],
$recentChange->mAttribs['rc_logid']
);
}
return true;
}
public static function onListDefinedTags( &$emptyTags ) {
# This is a pretty awful hack.
$dbr = wfGetDB( DB_SLAVE );
$res = $dbr->select(
array( 'abuse_filter_action', 'abuse_filter' ),
'afa_parameters',
array( 'afa_consequence' => 'tag', 'af_enabled' => true ),
__METHOD__,
array(),
array( 'abuse_filter' => array( 'INNER JOIN', 'afa_filter=af_id' ) )
);
foreach ( $res as $row ) {
$emptyTags = array_filter(
array_merge( explode( "\n", $row->afa_parameters ), $emptyTags )
);
}
return true;
}
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/**
* @static
* @param $updater DatabaseUpdater
* @return bool
*/
public static function onLoadExtensionSchemaUpdates( $updater = null ) {
$dir = dirname( __FILE__ );
if ( $updater === null ) {
global $wgExtNewTables, $wgExtNewFields, $wgExtPGNewFields, $wgExtPGAlteredFields, $wgExtNewIndexes, $wgDBtype;
// DB updates
if ( $wgDBtype == 'mysql' ) {
$wgExtNewTables[] = array( 'abuse_filter', "$dir/abusefilter.tables.sql" );
$wgExtNewTables[] = array( 'abuse_filter_history', "$dir/db_patches/patch-abuse_filter_history.sql" );
$wgExtNewFields[] = array( 'abuse_filter_history', 'afh_changed_fields', "$dir/db_patches/patch-afh_changed_fields.sql" );
$wgExtNewFields[] = array( 'abuse_filter', 'af_deleted', "$dir/db_patches/patch-af_deleted.sql" );
$wgExtNewFields[] = array( 'abuse_filter', 'af_actions', "$dir/db_patches/patch-af_actions.sql" );
$wgExtNewFields[] = array( 'abuse_filter', 'af_global', "$dir/db_patches/patch-global_filters.sql" );
$wgExtNewIndexes[] = array( 'abuse_filter_log', 'filter_timestamp', "$dir/db_patches/patch-fix-indexes.sql" );
} elseif ( $wgDBtype == 'postgres' ) {
$wgExtNewTables = array_merge( $wgExtNewTables,
array(
array( 'abuse_filter', "$dir/abusefilter.tables.pg.sql" ),
array( 'abuse_filter_history', "$dir/db_patches/patch-abuse_filter_history.pg.sql" ),
) );
$wgExtPGNewFields[] = array( 'abuse_filter', 'af_actions', "TEXT NOT NULL DEFAULT ''" );
$wgExtPGNewFields[] = array( 'abuse_filter', 'af_deleted', 'SMALLINT NOT NULL DEFAULT 0' );
$wgExtPGNewFields[] = array( 'abuse_filter', 'af_global', 'SMALLINT NOT NULL DEFAULT 0' );
$wgExtPGNewFields[] = array( 'abuse_filter_log', 'afl_wiki', 'TEXT' );
$wgExtPGNewFields[] = array( 'abuse_filter_log', 'afl_deleted', 'SMALLINT' );
$wgExtPGAlteredFields[] = array( 'abuse_filter_log', 'afl_filter', 'TEXT' );
$wgExtNewIndexes[] = array( 'abuse_filter_log', 'abuse_filter_log_ip', "(afl_ip)" );
}
} else {
if ( $updater->getDB()->getType() == 'mysql' ) {
$updater->addExtensionUpdate( array( 'addTable', 'abuse_filter', "$dir/abusefilter.tables.sql", true ) );
$updater->addExtensionUpdate( array( 'addTable', 'abuse_filter_history', "$dir/db_patches/patch-abuse_filter_history.sql", true ) );
$updater->addExtensionUpdate( array( 'addField', 'abuse_filter_history', 'afh_changed_fields', "$dir/db_patches/patch-afh_changed_fields.sql", true ) );
$updater->addExtensionUpdate( array( 'addField', 'abuse_filter', 'af_deleted', "$dir/db_patches/patch-af_deleted.sql", true ) );
$updater->addExtensionUpdate( array( 'addField', 'abuse_filter', 'af_actions', "$dir/db_patches/patch-af_actions.sql", true ) );
$updater->addExtensionUpdate( array( 'addField', 'abuse_filter', 'af_global', "$dir/db_patches/patch-global_filters.sql", true ) );
$updater->addExtensionUpdate( array( 'addIndex', 'abuse_filter_log', 'filter_timestamp', "$dir/db_patches/patch-fix-indexes.sql", true ) );
} elseif ( $updater->getDB()->getType() == 'postgres' ) {
$updater->addExtensionUpdate( array( 'addTable', 'abuse_filter', "$dir/abusefilter.tables.pg.sql", true ) );
$updater->addExtensionUpdate( array( 'addTable', 'abuse_filter_history', "$dir/db_patches/patch-abuse_filter_history.pg.sql", true ) );
$updater->addExtensionUpdate( array( 'addPgField', 'abuse_filter', 'af_actions', "TEXT NOT NULL DEFAULT ''" ) );
$updater->addExtensionUpdate( array( 'addPgField', 'abuse_filter', 'af_deleted', 'SMALLINT NOT NULL DEFAULT 0' ) );
$updater->addExtensionUpdate( array( 'addPgField', 'abuse_filter', 'af_global', 'SMALLINT NOT NULL DEFAULT 0' ) );
$updater->addExtensionUpdate( array( 'addPgField', 'abuse_filter_log', 'afl_wiki', 'TEXT' ) );
$updater->addExtensionUpdate( array( 'addPgField', 'abuse_filter_log', 'afl_deleted', 'SMALLINT' ) );
$updater->addExtensionUpdate( array( 'changeField', 'abuse_filter_log', 'afl_filter', 'TEXT' ) );
$updater->addExtensionUpdate( array( 'addPgExtIndex', 'abuse_filter_log', 'abuse_filter_log_ip', "(afl_ip)" ) );
}
}
return true;
}
public static function onContributionsToolLinks( $id, $nt, &$tools ) {
global $wgUser;
if ( $wgUser->isAllowed( 'abusefilter-log' ) ) {
$sk = $wgUser->getSkin();
$tools[] = $sk->link(
SpecialPage::getTitleFor( 'AbuseLog' ),
wfMsg( 'abusefilter-log-linkoncontribs' ),
array( 'title' =>
wfMsgExt( 'abusefilter-log-linkoncontribs-text', 'parseinline' ) ),
array( 'wpSearchUser' => $nt->getText() )
);
}
return true;
}
public static function onUploadVerification( $saveName, $tempName, &$error ) {
$vars = new AbuseFilterVariableHolder;
global $wgUser;
$title = Title::makeTitle( NS_FILE, $saveName );
$vars->addHolder(
AbuseFilterVariableHolder::merge(
AbuseFilter::generateUserVars( $wgUser ),
AbuseFilter::generateTitleVars( $title, 'FILE' )
)
);
$vars->setVar( 'ACTION', 'upload' );
$vars->setVar( 'file_sha1', sha1_file( $tempName ) ); // TODO share with save
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$filter_result = AbuseFilter::filterAction( $vars, $title );
if ( is_string( $filter_result ) ) {
$error = $filter_result;
}
return $filter_result == '' || $filter_result === true;
}
/**
* Adds global variables to the Javascript as needed
*
* @param array $vars
* @return bool
*/
public static function onMakeGlobalVariablesScript( array &$vars ) {
if ( AbuseFilter::$editboxName !== null ) {
$vars['abuseFilterBoxName'] = AbuseFilter::$editboxName;
}
if ( AbuseFilterViewExamine::$examineType !== null ) {
$vars['abuseFilterExamine'] = array(
'type' => AbuseFilterViewExamine::$examineType,
'id' => AbuseFilterViewExamine::$examineId,
);
}
return true;
}
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}