includes/specials/SpecialListredirects.php

   1 <?php
   2 /**
   3  * @file
   4  * @ingroup SpecialPage
   5  *
   6  * @author Rob Church <robchur@gmail.com>
   7  * @copyright © 2006 Rob Church
   8  * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
   9  */
  10
  11 /**
  12  * Special:Listredirects - Lists all the redirects on the wiki.
  13  * @ingroup SpecialPage
  14  */
  15 class ListredirectsPage extends QueryPage {
  16
  17         function getName() { return( 'Listredirects' ); }
  18         function isExpensive() { return( true ); }
  19         function isSyndicated() { return( false ); }
  20         function sortDescending() { return( false ); }
  21
  22         function getSQL() {
  23                 $dbr = wfGetDB( DB_SLAVE );
  24                 $page = $dbr->tableName( 'page' );
  25                 $sql = "SELECT 'Listredirects' AS type, page_title AS title, page_namespace AS namespace,
  26                         0 AS value FROM $page WHERE page_is_redirect = 1";
  27                 return( $sql );
  28         }
  29
  30         function formatResult( $skin, $result ) {
  31                 global $wgContLang;
  32
  33                 # Make a link to the redirect itself
  34                 $rd_title = Title::makeTitle( $result->namespace, $result->title );
  35                 $rd_link = $skin->link(
  36                         $rd_title,
  37                         null,
  38                         array(),
  39                         array( 'redirect' => 'no' )
  40                 );
  41
  42                 # Find out where the redirect leads
  43                 $revision = Revision::newFromTitle( $rd_title );
  44                 if( $revision ) {
  45                         # Make a link to the destination page
  46                         $target = Title::newFromRedirect( $revision->getText() );
  47                         if( $target ) {
  48                                 $arr = $wgContLang->getArrow() . $wgContLang->getDirMark();
  49                                 $targetLink = $skin->link( $target );
  50                                 return "$rd_link $arr $targetLink";
  51                         } else {
  52                                 return "<s>$rd_link</s>";
  53                         }
  54                 } else {
  55                         return "<s>$rd_link</s>";
  56                 }
  57         }
  58 }
  59
  60 function wfSpecialListredirects() {
  61         list( $limit, $offset ) = wfCheckLimits();
  62         $lrp = new ListredirectsPage();
  63         $lrp->doQuery( $offset, $limit );
  64 }