includes/specials/SpecialFewestrevisions.php

   1 <?php
   2 /**
   3  * @file
   4  * @ingroup SpecialPage
   5  */
   6
   7 /**
   8  * Special page for listing the articles with the fewest revisions.
   9  *
  10  * @ingroup SpecialPage
  11  * @author Martin Drashkov
  12  */
  13 class FewestrevisionsPage extends QueryPage {
  14
  15         function getName() {
  16                 return 'Fewestrevisions';
  17         }
  18
  19         function isExpensive() {
  20                 return true;
  21         }
  22
  23         function isSyndicated() {
  24                 return false;
  25         }
  26
  27         function getSql() {
  28                 $dbr = wfGetDB( DB_SLAVE );
  29                 list( $revision, $page ) = $dbr->tableNamesN( 'revision', 'page' );
  30
  31                 return "SELECT 'Fewestrevisions' as type,
  32                                 page_namespace as namespace,
  33                                 page_title as title,
  34                                 page_is_redirect as redirect,
  35                                 COUNT(*) as value
  36                         FROM $revision
  37                         JOIN $page ON page_id = rev_page
  38                         WHERE page_namespace = " . NS_MAIN . "
  39                         GROUP BY page_namespace, page_title, page_is_redirect
  40                         HAVING COUNT(*) > 1";
  41                         // ^^^ This was probably here to weed out redirects.
  42                         // Since we mark them as such now, it might be
  43                         // useful to remove this. People _do_ create pages
  44                         // and never revise them, they aren't necessarily
  45                         // redirects.
  46         }
  47
  48         function sortDescending() {
  49                 return false;
  50         }
  51
  52         function formatResult( $skin, $result ) {
  53                 global $wgLang, $wgContLang;
  54
  55                 $nt = Title::makeTitleSafe( $result->namespace, $result->title );
  56                 if( !$nt ) {
  57                         return '<!-- bad title -->';
  58                 }
  59
  60                 $text = $wgContLang->convert( $nt->getPrefixedText() );
  61
  62                 $plink = $skin->linkKnown(
  63                         $nt,
  64                         $text
  65                 );
  66
  67                 $nl = wfMsgExt( 'nrevisions', array( 'parsemag', 'escape' ),
  68                         $wgLang->formatNum( $result->value ) );
  69                 $redirect = $result->redirect ? ' - ' . wfMsgHtml( 'isredirect' ) : '';
  70                 $nlink = $skin->linkKnown(
  71                         $nt,
  72                         $nl,
  73                         array(),
  74                         array( 'action' => 'history' )
  75                 ) . $redirect;
  76
  77                 return wfSpecialList( $plink, $nlink );
  78         }
  79 }
  80
  81 function wfSpecialFewestrevisions() {
  82         list( $limit, $offset ) = wfCheckLimits();
  83         $frp = new FewestrevisionsPage();
  84         $frp->doQuery( $offset, $limit );
  85 }