includes/parser/Parsoid/Config/PageContent.php

   1 <?php
   2 /**
   3  * Copyright (C) 2011-2022 Wikimedia Foundation and others.
   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  */
  19
  20 namespace MediaWiki\Parser\Parsoid\Config;
  21
  22 use InvalidArgumentException;
  23 use MediaWiki\Revision\RevisionRecord;
  24 use Wikimedia\Parsoid\Config\PageContent as IPageContent;
  25
  26 /**
  27  * PageContent implementation for MediaWiki
  28  *
  29  * @since 1.39
  30  */
  31 class PageContent extends IPageContent {
  32         private RevisionRecord $rev;
  33
  34         public function __construct( RevisionRecord $rev ) {
  35                 $this->rev = $rev;
  36         }
  37
  38         /** @inheritDoc */
  39         public function getRoles(): array {
  40                 return $this->rev->getSlotRoles();
  41         }
  42
  43         /** @inheritDoc */
  44         public function hasRole( string $role ): bool {
  45                 return $this->rev->hasSlot( $role );
  46         }
  47
  48         /**
  49          * Throw if the revision doesn't have the named role
  50          * @param string $role
  51          * @throws InvalidArgumentException
  52          */
  53         private function checkRole( string $role ): void {
  54                 if ( !$this->rev->hasSlot( $role ) ) {
  55                         throw new InvalidArgumentException( "PageContent does not have role '$role'" );
  56                 }
  57         }
  58
  59         /** @inheritDoc */
  60         public function getModel( string $role ): string {
  61                 $this->checkRole( $role );
  62                 return $this->rev->getContent( $role )->getModel();
  63         }
  64
  65         /** @inheritDoc */
  66         public function getFormat( string $role ): string {
  67                 $this->checkRole( $role );
  68                 return $this->rev->getContent( $role )->getDefaultFormat();
  69         }
  70
  71         /** @inheritDoc */
  72         public function getContent( string $role ): string {
  73                 $this->checkRole( $role );
  74                 return $this->rev->getContentOrThrow( $role )->serialize();
  75         }
  76
  77 }