includes/specials/SpecialPopularpages.php

   1 <?php
   2 /**
   3  * Implements Special:PopularPages
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup SpecialPage
  22  */
  23
  24 /**
  25  * A special page that list most viewed pages
  26  *
  27  * @ingroup SpecialPage
  28  */
  29 class PopularPagesPage extends QueryPage {
  30
  31         function getName() {
  32                 return "Popularpages";
  33         }
  34
  35         function isExpensive() {
  36                 # page_counter is not indexed
  37                 return true;
  38         }
  39         function isSyndicated() { return false; }
  40
  41         function getSQL() {
  42                 $dbr = wfGetDB( DB_SLAVE );
  43                 $page = $dbr->tableName( 'page' );
  44
  45                 $query =
  46                         "SELECT 'Popularpages' as type,
  47                                 page_namespace as namespace,
  48                                 page_title as title,
  49                                 page_counter as value
  50                         FROM $page ";
  51                 $where =
  52                         "WHERE page_is_redirect=0 AND page_namespace";
  53
  54                 global $wgContentNamespaces;
  55                 if( empty( $wgContentNamespaces ) ) {
  56                         $where .= '='.NS_MAIN;
  57                 } else if( count( $wgContentNamespaces ) > 1 ) {
  58                         $where .= ' in (' . implode( ', ', $wgContentNamespaces ) . ')';
  59                 } else {
  60                         $where .= '='.$wgContentNamespaces[0];
  61                 }
  62
  63                 return $query . $where;
  64         }
  65
  66         function formatResult( $skin, $result ) {
  67                 global $wgLang, $wgContLang;
  68                 $title = Title::makeTitle( $result->namespace, $result->title );
  69                 $link = $skin->linkKnown(
  70                         $title,
  71                         htmlspecialchars( $wgContLang->convert( $title->getPrefixedText() ) )
  72                 );
  73                 $nv = wfMsgExt(
  74                         'nviews',
  75                         array( 'parsemag', 'escape'),
  76                         $wgLang->formatNum( $result->value )
  77                 );
  78                 return wfSpecialList($link, $nv);
  79         }
  80 }
  81
  82 /**
  83  * Constructor
  84  */
  85 function wfSpecialPopularpages() {
  86         list( $limit, $offset ) = wfCheckLimits();
  87
  88         $ppp = new PopularPagesPage();
  89
  90         return $ppp->doQuery( $offset, $limit );
  91 }