'.wfMsg("doubleredirectstext")."
\n";
}
function getSQL() {
$dbr =& wfGetDB( DB_SLAVE );
extract( $dbr->tableNames( 'page', 'pagelinks' ) );
$sql = "SELECT 'DoubleRedirects' as type," .
" pa.page_namespace as namespace, pa.page_title as title," .
" pb.page_namespace as nsb, pb.page_title as tb," .
" pc.page_namespace as nsc, pc.page_title as tc" .
" FROM $pagelinks AS la, $pagelinks AS lb, $page AS pa, $page AS pb, $page AS pc" .
" WHERE pa.page_is_redirect=1 AND pb.page_is_redirect=1" .
" AND la.pl_from=pa.page_id" .
" AND la.pl_namespace=pb.page_namespace" .
" AND la.pl_title=pb.page_title" .
" AND lb.pl_from=pb.page_id" .
" AND lb.pl_namespace=pc.page_namespace" .
" AND lb.pl_title=pc.page_title";
return $sql;
}
function getOrder() {
return '';
}
function formatResult( $skin, $result ) {
$fname = 'DoubleRedirectsPage::formatResult';
$titleA = Title::makeTitle( $result->namespace, $result->title );
if ( $result && !isset( $result->nsb ) ) {
$dbr =& wfGetDB( DB_SLAVE );
extract( $dbr->tableNames( 'page', 'pagelinks' ) );
$encTitle = $dbr->addQuotes( $result->title );
$sql = "SELECT pa.page_namespace as namespace, pa.page_title as title," .
" pb.page_namespace as nsb, pb.page_title as tb," .
" pc.page_namespace as nsc, pc.page_title as tc" .
" FROM $pagelinks AS la, $pagelinks AS lb, $page AS pa, $page AS pb, $page AS pc" .
" WHERE pa.page_is_redirect=1 AND pb.page_is_redirect=1" .
" AND la.pl_from=pa.page_id" .
" AND la.pl_namespace=pb.page_namespace" .
" AND la.pl_title=pb.page_title" .
" AND lb.pl_from=pb.page_id" .
" AND lb.pl_namespace=pc.page_namespace" .
" AND lb.pl_title=pc.page_title" .
" AND pa.page_namespace={$result->namespace}" .
" AND pa.page_title=$encTitle";
$res = $dbr->query( $sql, $fname );
if ( $res ) {
$result = $dbr->fetchObject( $res );
}
}
if ( !$result ) {
return '';
}
$titleB = Title::makeTitle( $result->nsb, $result->tb );
$titleC = Title::makeTitle( $result->nsc, $result->tc );
$linkA = $skin->makeKnownLinkObj( $titleA,'', 'redirect=no' );
$edit = $skin->makeBrokenLinkObj( $titleA, "(".wfMsg("qbedit").")" , 'redirect=no');
$linkB = $skin->makeKnownLinkObj( $titleB, '', 'redirect=no' );
$linkC = $skin->makeKnownLinkObj( $titleC );
return "$linkA $edit → $linkB → $linkC";
}
}
/**
* constructor
*/
function wfSpecialDoubleRedirects() {
list( $limit, $offset ) = wfCheckLimits();
$sdr = new DoubleRedirectsPage();
return $sdr->doQuery( $offset, $limit );
}
?>