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 $wgRequest;
  26                 return array(
  27                         'tables' => array( 'category' ),
  28                         'fields' => array( 'cat_title','cat_pages' ),
  29                         'conds' => array( 'cat_pages > 0' )
  30                 );
  31         }
  32
  33         function getIndexField() {
  34                 return array( 'abc' => 'cat_title', 'count' => 'cat_pages' );
  35         }
  36
  37         protected function getOrderTypeMessages() {
  38                 return array( 'abc' => 'special-categories-sort-abc',
  39                         'count' => 'special-categories-sort-count' );
  40         }
  41
  42         protected function getDefaultDirection() {
  43                 return array( 'abc' => false, 'count' => true );
  44         }
  45
  46         /* Override getBody to apply LinksBatch on resultset before actually outputting anything. */
  47         public function getBody() {
  48                 if (!$this->mQueryDone) {
  49                         $this->doQuery();
  50                 }
  51                 $batch = new LinkBatch;
  52
  53                 $this->mResult->rewind();
  54
  55                 while ( $row = $this->mResult->fetchObject() ) {
  56                         $batch->addObj( Title::makeTitleSafe( NS_CATEGORY, $row->cat_title ) );
  57                 }
  58                 $batch->execute();
  59                 $this->mResult->rewind();
  60                 return parent::getBody();
  61         }
  62
  63         function formatRow($result) {
  64                 global $wgLang;
  65                 $title = Title::makeTitle( NS_CATEGORY, $result->cat_title );
  66                 $titleText = $this->getSkin()->makeLinkObj( $title, htmlspecialchars( $title->getText() ) );
  67                 $count = wfMsgExt( 'nmembers', array( 'parsemag', 'escape' ),
  68                                 $wgLang->formatNum( $result->cat_pages ) );
  69                 return Xml::tags('li', null, "$titleText ($count)" ) . "\n";
  70         }
  71 }
  72
  73