5 * @subpackage SpecialPage
11 require_once('QueryPage.php');
16 * @subpackage SpecialPage
18 class BrokenRedirectsPage
extends PageQueryPage
{
19 var $targets = array();
22 return 'BrokenRedirects';
25 function isExpensive( ) { return true; }
26 function isSyndicated() { return false; }
28 function getPageHeader( ) {
29 return '<p>'.wfMsg('brokenredirectstext')."</p><br />\n";
33 $dbr =& wfGetDB( DB_SLAVE
);
34 extract( $dbr->tableNames( 'page', 'pagelinks' ) );
36 $sql = "SELECT 'BrokenRedirects' AS type,
37 p1.page_namespace AS namespace,
38 p1.page_title AS title,
41 FROM $pagelinks, $page AS p1
43 ON pl_namespace=p2.page_namespace AND pl_title=p2.page_title
44 WHERE p1.page_is_redirect=1
45 AND pl_from=p1.page_id
46 AND p2.page_namespace IS NULL";
54 function formatResult( $skin, $result ) {
55 $fromObj = Title
::makeTitle( $result->namespace, $result->title
);
56 if ( isset( $result->pl_title
) ) {
57 $toObj = Title
::makeTitle( $result->pl_namespace
, $result->pl_title
);
59 $blinks = $fromObj->getBrokenLinksFrom();
67 // $toObj may very easily be false if the $result list is cached
68 if ( !is_object( $toObj ) ) {
69 return '<s>' . $skin->makeLinkObj( $fromObj ) . '</s>';
72 $from = $skin->makeKnownLinkObj( $fromObj ,'', 'redirect=no' );
73 $edit = $skin->makeBrokenLinkObj( $fromObj , "(".wfMsg("qbedit").")" , 'redirect=no');
74 $to = $skin->makeBrokenLinkObj( $toObj );
76 return "$from $edit → $to";
83 function wfSpecialBrokenRedirects() {
84 list( $limit, $offset ) = wfCheckLimits();
86 $sbr = new BrokenRedirectsPage();
88 return $sbr->doQuery( $offset, $limit );