includes/page/WikiCategoryPage.php

   1 <?php
   2 /**
   3  * Special handling for category pages.
   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  */
  22
  23 /**
  24  * Special handling for category pages
  25  */
  26 class WikiCategoryPage extends WikiPage {
  27
  28         /**
  29          * Don't return a 404 for categories in use.
  30          * In use defined as: either the actual page exists
  31          * or the category currently has members.
  32          *
  33          * @return bool
  34          */
  35         public function hasViewableContent() {
  36                 if ( parent::hasViewableContent() ) {
  37                         return true;
  38                 } else {
  39                         $cat = Category::newFromTitle( $this->mTitle );
  40                         // If any of these are not 0, then has members
  41                         if ( $cat->getPageCount()
  42                                 || $cat->getSubcatCount()
  43                                 || $cat->getFileCount()
  44                         ) {
  45                                 return true;
  46                         }
  47                 }
  48                 return false;
  49         }
  50
  51         /**
  52          * Checks if a category is hidden.
  53          *
  54          * @since 1.27
  55          *
  56          * @return bool
  57          */
  58         public function isHidden() {
  59                 $pageId = $this->getTitle()->getArticleID();
  60                 $pageProps = PageProps::getInstance()->getProperties( $this->getTitle(), 'hiddencat' );
  61
  62                 return isset( $pageProps[$pageId] ) ? true : false;
  63         }
  64 }