includes/SpecialListredirects.php

   1 <?php
   2 /**
   3  * @package MediaWiki
   4  * @subpackage 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  * @package MediaWiki
  13  * @subpackage SpecialPage
  14  */
  15
  16 class ListredirectsPage extends QueryPage {
  17
  18         function getName() { return( 'Listredirects' ); }
  19         function isExpensive() { return( true ); }
  20         function isSyndicated() { return( false ); }
  21         function sortDescending() { return( false ); }
  22
  23         function getSQL() {
  24                 $dbr =& wfGetDB( DB_SLAVE );
  25                 $page = $dbr->tableName( 'page' );
  26                 $sql = "SELECT 'Listredirects' AS type, page_title AS title, page_namespace AS namespace, 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                 $arr = $wgContLang->getArrow() . $wgContLang->getDirMark();
  36                 $rd_link = $skin->makeKnownLinkObj( $rd_title, '', 'redirect=no' );
  37
  38                 # Find out where the redirect leads
  39                 $revision = Revision::newFromTitle( $rd_title );
  40                 if( $revision ) {
  41                         # Make a link to the destination page
  42                         $target = Title::newFromRedirect( $revision->getText() );
  43                         if( $target ) {
  44                                 $targetLink = $skin->makeLinkObj( $target );
  45                         } else {
  46                                 /** @todo Put in some decent error display here */
  47                                 $targetLink = '*';
  48                         }
  49                 } else {
  50                         /** @todo Put in some decent error display here */
  51                         $targetLink = '*';
  52                 }
  53
  54                 # Format the whole thing and return it
  55                 return "$rd_link $arr $targetLink";
  56
  57         }
  58
  59 }
  60
  61 function wfSpecialListredirects() {
  62         list( $limit, $offset ) = wfCheckLimits();
  63         $lrp = new ListredirectsPage();
  64         $lrp->doQuery( $offset, $limit );
  65 }
  66
  67 ?>