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   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  	function __construct( $name = 'Popularpages' ) {
  31          parent::__construct( $name );
  32      }
  33  
  34  	function isExpensive() {
  35          # page_counter is not indexed
  36          return true;
  37      }
  38  
  39  	function isSyndicated() {
  40          return false;
  41      }
  42  
  43  	function getQueryInfo() {
  44          return array(
  45              'tables' => array( 'page' ),
  46              'fields' => array(
  47                  'namespace' => 'page_namespace',
  48                  'title' => 'page_title',
  49                  'value' => 'page_counter' ),
  50              'conds' => array(
  51                  'page_is_redirect' => 0,
  52                  'page_namespace' => MWNamespace::getContentNamespaces()
  53              )
  54          );
  55      }
  56  
  57      /**
  58       * @param Skin $skin
  59       * @param object $result Result row
  60       * @return string
  61       */
  62  	function formatResult( $skin, $result ) {
  63          global $wgContLang;
  64  
  65          $title = Title::makeTitleSafe( $result->namespace, $result->title );
  66          if ( !$title ) {
  67              return Html::element(
  68                  'span',
  69                  array( 'class' => 'mw-invalidtitle' ),
  70                  Linker::getInvalidTitleDescription(
  71                      $this->getContext(),
  72                      $result->namespace,
  73                      $result->title )
  74              );
  75          }
  76  
  77          $link = Linker::linkKnown(
  78              $title,
  79              htmlspecialchars( $wgContLang->convert( $title->getPrefixedText() ) )
  80          );
  81          $nv = $this->msg( 'nviews' )->numParams( $result->value )->escaped();
  82  
  83          return $this->getLanguage()->specialList( $link, $nv );
  84      }
  85  
  86  	protected function getGroupName() {
  87          return 'wiki';
  88      }
  89  }