includes/SpecialDoubleRedirects.php

   1 <?php
   2
   3 require_once('QueryPage.php');
   4
   5 class DoubleRedirectsPage extends PageQueryPage {
   6
   7         function getName() {
   8                 return 'doubleredirects';
   9         }
  10
  11         function isExpensive( ) { return true; }
  12
  13         function getPageHeader( ) {
  14                 #FIXME : probably need to add a backlink to the maintenance page.
  15                 return '<p>'.wfMsg("doubleredirectstext")."</p><br>\n";
  16         }
  17
  18         function getSQL() {
  19                 $dbr =& wfGetDB( DB_SLAVE );
  20                 extract( $dbr->tableNames( 'cur', 'links' ) );
  21
  22                 $sql = "SELECT ca.cur_namespace as ns_a, ca.cur_title as title_a," .
  23                            "  cb.cur_namespace as ns_b, cb.cur_title as title_b," .
  24                            "  cb.cur_text AS rt " .
  25                            "FROM $links,$cur AS ca,$cur AS cb ".
  26                            "WHERE ca.cur_is_redirect=1 AND cb.cur_is_redirect=1 AND l_to=cb.cur_id " .
  27                            "  AND l_from=ca.cur_id " ;
  28                 return $sql;
  29         }
  30
  31         function getOrder() {
  32                 return '';
  33         }
  34
  35         function formatResult( $skin, $result ) {
  36                 global $wgLang ;
  37                 $ns = $wgLang->getNamespaces() ;
  38                 $from = $skin->makeKnownLink( $ns[$result->ns_a].':'.$result->title_a ,'', 'redirect=no' );
  39                 $edit = $skin->makeBrokenLink( $ns[$result->ns_a].':'.$result->title_a , "(".wfMsg("qbedit").")" , 'redirect=no');
  40                 $to   = $skin->makeKnownLink( $ns[$result->ns_b].':'.$result->title_b ,'');
  41                 $content = $result->rt;
  42
  43                 return "$from $edit => $to ($content)";
  44         }
  45 }
  46
  47 function wfSpecialDoubleRedirects() {
  48         list( $limit, $offset ) = wfCheckLimits();
  49
  50         $sdr = new DoubleRedirectsPage();
  51
  52         return $sdr->doQuery( $offset, $limit );
  53
  54 }
  55 ?>