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<?php
require_once( 'commandLine.inc' );
require_once( "$IP/includes/LinkFilter.php" );
function cleanupArticle( $id, $domain ) {
$title = Title::newFromID( $id );
if ( !$title ) {
print "Internal error: no page for ID $id\n";
return;
}
print $title->getPrefixedDBkey() . " ...";
$rev = Revision::newFromTitle( $title );
$revId = $rev->getId();
$currentRevId = $revId;
$regex = LinkFilter::makeRegex( $domain );
while ( $rev && preg_match( $regex, $rev->getText() ) ) {
# Revision::getPrevious can't be used in this way before MW 1.6 (Revision.php 1.26)
#$rev = $rev->getPrevious();
$revId = $title->getPreviousRevisionID( $revId );
if ( $revId ) {
$rev = Revision::newFromTitle( $title, $revId );
} else {
$rev = false;
}
}
if ( $revId == $currentRevId ) {
// The regex didn't match the current article text
// This happens e.g. when a link comes from a template rather than the page itself
print "False match\n";
} else {
$dbw = wfGetDB( DB_MASTER );
$dbw->immediateBegin();
if ( !$rev ) {
// Didn't find a non-spammy revision, blank the page
print "blanking\n";
$article = new Article( $title );
$article->updateArticle( '', wfMsg( 'spam_blanking', $domain ),
false, false );
} else {
// Revert to this revision
print "reverting\n";
$article = new Article( $title );
$article->updateArticle( $rev->getText(), wfMsg( 'spam_reverting', $domain ), false, false );
}
$dbw->immediateCommit();
wfDoUpdates();
}
}
//------------------------------------------------------------------------------
$username = wfMsg( 'spambot_username' );
$fname = $username;
$wgUser = User::newFromName( $username );
// Create the user if necessary
if ( !$wgUser->getID() ) {
$wgUser->addToDatabase();
}
if ( !isset( $args[0] ) ) {
print "Usage: php cleanupSpam.php <hostname>\n";
exit(1);
}
$spec = $args[0];
$like = LinkFilter::makeLike( $spec );
if ( !$like ) {
print "Not a valid hostname specification: $spec\n";
exit(1);
}
$dbr = wfGetDB( DB_SLAVE );
if ( isset($options['all']) ) {
// Clean up spam on all wikis
$dbr = wfGetDB( DB_SLAVE );
print "Finding spam on " . count($wgLocalDatabases) . " wikis\n";
$found = false;
foreach ( $wgLocalDatabases as $db ) {
$count = $dbr->selectField( "`$db`.externallinks", 'COUNT(*)',
array( 'el_index LIKE ' . $dbr->addQuotes( $like ) ), $fname );
if ( $count ) {
$found = true;
passthru( "php cleanupSpam.php $db $spec | sed s/^/$db: /" );
}
}
if ( $found ) {
print "All done\n";
} else {
print "None found\n";
}
} else {
// Clean up spam on this wiki
$res = $dbr->select( 'externallinks', array( 'DISTINCT el_from' ),
array( 'el_index LIKE ' . $dbr->addQuotes( $like ) ), $fname );
$count = $dbr->numRows( $res );
print "Found $count articles containing $spec\n";
while ( $row = $dbr->fetchObject( $res ) ) {
cleanupArticle( $row->el_from, $spec );
}
if ( $count ) {
print "Done\n";
}
}
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