includes/SpecialUnusedimages.php

   1 <?php
   2 /**
   3  *
   4  * @package MediaWiki
   5  * @subpackage SpecialPage
   6  */
   7
   8 /** */
   9 require_once("QueryPage.php");
  10
  11 /**
  12  * @package MediaWiki
  13  * @subpackage SpecialPage
  14  */
  15 class UnusedimagesPage extends QueryPage {
  16
  17         function getName() {
  18                 return 'Unusedimages';
  19         }
  20
  21         function sortDescending() {
  22                 return false;
  23         }
  24         function isSyndicated() { return false; }
  25
  26         function getSQL() {
  27                 global $wgCountCategorizedImagesAsUsed;
  28                 $dbr =& wfGetDB( DB_SLAVE );
  29
  30                 if ( $wgCountCategorizedImagesAsUsed ) {
  31                         extract( $dbr->tableNames( 'page', 'image', 'imagelinks', 'categorylinks' ) );
  32
  33                         return 'SELECT img_name as title, img_user, img_user_text, img_timestamp as value, img_description
  34                                         FROM ((('.$page.' AS I LEFT JOIN '.$categorylinks.' AS L ON I.page_id = L.cl_from)
  35                                                 LEFT JOIN '.$imagelinks.' AS P ON I.page_title = P.il_to)
  36                                                 INNER JOIN '.$image.' AS G ON I.page_title = G.img_name)
  37                                         WHERE I.page_namespace = '.NS_IMAGE.' AND L.cl_from IS NULL AND P.il_to IS NULL';
  38                 } else {
  39                         extract( $dbr->tableNames( 'image','imagelinks' ) );
  40
  41                         return 'SELECT img_name as title, img_user, img_user_text, img_timestamp as value, img_description' .
  42                         ' FROM '.$image.' LEFT JOIN '.$imagelinks.' ON img_name=il_to WHERE il_to IS NULL ';
  43                 }
  44         }
  45
  46         function formatResult( $skin, $result ) {
  47                 global $wgLang, $wgContLang;
  48                 $title = Title::makeTitle( NS_IMAGE, $result->title );
  49
  50                 $imageUrl = htmlspecialchars( Image::imageUrl( $result->title ) );
  51                 $dirmark = $wgContLang->getDirMark(); // To keep text in correct order
  52
  53                 $return =
  54                 # The 'desc' linking to the image page
  55                 '('.$skin->makeKnownLinkObj( $title, wfMsg('imgdesc') ).') ' . $dirmark .
  56
  57                 # Link to the image itself
  58                 '<a href="' . $imageUrl . '">' . htmlspecialchars( $title->getText() ) .
  59                         '</a> . . ' . $dirmark .
  60
  61                 # Last modified date
  62                 $wgLang->timeanddate($result->value) . ' . . ' . $dirmark .
  63
  64                 # Link to username
  65                 $skin->makeLinkObj( Title::makeTitle( NS_USER, $result->img_user_text ),
  66                         $result->img_user_text) . $dirmark .
  67
  68                 # If there is a description, show it
  69                 $skin->commentBlock( $wgContLang->convert( $result->img_description ) );
  70
  71                 return $return;
  72         }
  73
  74         function getPageHeader() {
  75                 return wfMsg( "unusedimagestext" );
  76         }
  77
  78 }
  79
  80 /**
  81  * Entry point
  82  */
  83 function wfSpecialUnusedimages() {
  84         list( $limit, $offset ) = wfCheckLimits();
  85         $uip = new UnusedimagesPage();
  86
  87         return $uip->doQuery( $offset, $limit );
  88 }
  89 ?>