includes/resourceloader/ResourceLoaderLanguageDataModule.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  * @file
  19  * @author Santhosh Thottingal
  20  * @author Timo Tijhof
  21  */
  22
  23 /**
  24  * ResourceLoader module for populating language specific data.
  25  */
  26 class ResourceLoaderLanguageDataModule extends ResourceLoaderModule {
  27
  28         /**
  29          * Get the grammer forms for the site content language.
  30          *
  31          * @return array
  32          */
  33         protected function getSiteLangGrammarForms() {
  34                 global $wgContLang;
  35                 return $wgContLang->getGrammarForms();
  36         }
  37
  38         /**
  39          * @param $context ResourceLoaderContext
  40          * @return string Javascript code
  41          */
  42         public function getScript( ResourceLoaderContext $context ) {
  43                 global $wgContLang;
  44
  45                 return Xml::encodeJsCall( 'mw.language.setData', array(
  46                         $wgContLang->getCode(),
  47                         array( 'grammarForms' => $this->getSiteLangGrammarForms() )
  48                 ) );
  49         }
  50
  51         /**
  52          * @param $context ResourceLoaderContext
  53          * @return array|int|Mixed
  54          */
  55         public function getModifiedTime( ResourceLoaderContext $context ) {
  56                 $cache = wfGetCache( CACHE_ANYTHING );
  57                 $key = wfMemcKey( 'resourceloader', 'langdatamodule', 'changeinfo' );
  58
  59                 $forms = $this->getSiteLangGrammarForms();
  60                 $hash = md5( serialize( $forms ) );
  61
  62                 $result = $cache->get( $key );
  63                 if ( is_array( $result ) ) {
  64                         if ( $result['hash'] === $hash ) {
  65                                 return $result['timestamp'];
  66                         }
  67                 }
  68                 $timestamp = wfTimestamp();
  69                 $cache->set( $key, array( 'hash' => $hash, 'timestamp' => $timestamp ) );
  70                 return $timestamp;
  71         }
  72
  73         /**
  74          * @return array
  75          */
  76         public function getDependencies() {
  77                 return array( 'mediawiki.language' );
  78         }
  79 }