includes/SpecialCategories.php

   1 <?php
   2 /**
   3  *
   4  * @addtogroup SpecialPage
   5  */
   6
   7 function wfSpecialCategories() {
   8         global $wgOut;
   9
  10         $cap = new CategoryPager();
  11         $wgOut->addHTML(
  12                 wfMsgExt( 'categoriespagetext', array( 'parse' ) ) .
  13                 $cap->getNavigationBar()
  14                 . '<ul>' . $cap->getBody() . '</ul>' .
  15                 $cap->getNavigationBar()
  16                 );
  17 }
  18
  19 /**
  20  * @addtogroup SpecialPage
  21  * @addtogroup Pager
  22  */
  23 class CategoryPager extends AlphabeticPager {
  24         function getQueryInfo() {
  25                 global $wgRequest;
  26                 return array(
  27                         'tables' => array('categorylinks'),
  28                         'fields' => array('cl_to','count(*) AS count'),
  29                         'options' => array('GROUP BY' => 'cl_to')
  30                         );
  31         }
  32
  33         function getIndexField() {
  34                 return "cl_to";
  35         }
  36
  37         /* Override getBody to apply LinksBatch on resultset before actually outputting anything. */
  38         function getBody() {
  39                 if (!$this->mQueryDone) {
  40                         $this->doQuery();
  41                 }
  42                 $batch = new LinkBatch;
  43
  44                 $this->mResult->rewind();
  45
  46                 while ( $row = $this->mResult->fetchObject() ) {
  47                         $batch->addObj( Title::makeTitleSafe( NS_CATEGORY, $row->cl_to ) );
  48                 }
  49                 $batch->execute();
  50                 $this->mResult->rewind();
  51                 return parent::getBody();
  52         }
  53
  54         function formatRow($result) {
  55                 global $wgLang;
  56                 $title = Title::makeTitle( NS_CATEGORY, $result->cl_to );
  57                 $titleText = $this->getSkin()->makeLinkObj( $title, htmlspecialchars( $title->getText() ) );
  58                 $count = wfMsgExt( 'nmembers', array( 'parsemag', 'escape' ),
  59                                 $wgLang->formatNum( $result->count ) );
  60                 return Xml::tags('li', null, "$titleText ($count)" ) . "\n";
  61         }
  62 }
  63
  64