includes/skins/components/SkinComponentRegistryContext.php

   1 <?php
   2 /**
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  * http://www.gnu.org/copyleft/gpl.html
  17  */
  18
  19 namespace MediaWiki\Skin;
  20
  21 use MediaWiki\Config\Config;
  22 use MediaWiki\Context\IContextSource;
  23 use MediaWiki\Language\Language;
  24 use MediaWiki\Output\OutputPage;
  25 use MediaWiki\Title\Title;
  26 use MediaWiki\User\User;
  27 use MessageLocalizer;
  28 use Skin;
  29 use WikiPage;
  30
  31 /**
  32  * @internal for use inside Skin and SkinTemplate classes only
  33  * @unstable
  34  */
  35 class SkinComponentRegistryContext implements ComponentRegistryContext {
  36
  37         /** @var Skin */
  38         private $skin;
  39
  40         /** @var MessageLocalizer|null */
  41         private $localizer = null;
  42
  43         public function __construct( Skin $skin ) {
  44                 $this->skin = $skin;
  45         }
  46
  47         public function getContextSource(): IContextSource {
  48                 return $this->skin->getContext();
  49         }
  50
  51         /**
  52          * @inheritDoc
  53          */
  54         public function getConfig(): Config {
  55                 return $this->skin->getConfig();
  56         }
  57
  58         /**
  59          * @inheritDoc
  60          */
  61         public function getTitle(): Title {
  62                 return $this->skin->getTitle() ?? Title::makeTitle( NS_MAIN, 'Foo' );
  63         }
  64
  65         /**
  66          * @return Title|null the "relevant" title - see Skin::getRelevantTitle
  67          */
  68         public function getRelevantTitle() {
  69                 return $this->skin->getRelevantTitle() ?? $this->getTitle();
  70         }
  71
  72         public function getOutput(): OutputPage {
  73                 return $this->skin->getOutput();
  74         }
  75
  76         /**
  77          * @return User
  78          */
  79         public function getUser() {
  80                 return $this->skin->getUser();
  81         }
  82
  83         /**
  84          * @return Language $language
  85          */
  86         public function getLanguage() {
  87                 return $this->skin->getLanguage();
  88         }
  89
  90         public function getMessageLocalizer(): MessageLocalizer {
  91                 if ( $this->localizer === null ) {
  92                         // Cannot call getContext in constructor,
  93                         // because Skin::class does not have a context yet.
  94                         // But it is valid to call it now
  95                         $this->localizer = $this->skin->getContext();
  96                 }
  97
  98                 return $this->localizer;
  99         }
 100
 101         /**
 102          * @return WikiPage
 103          */
 104         public function getWikiPage() {
 105                 return $this->skin->getWikiPage();
 106         }
 107 }