includes/resourceloader/ResourceLoaderLanguageDataModule.php

   1 <?php
   2 /**
   3  * Resource loader module for populating language specific data.
   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  * @author Santhosh Thottingal
  22  * @author Timo Tijhof
  23  */
  24
  25 /**
  26  * ResourceLoader module for populating language specific data.
  27  */
  28 class ResourceLoaderLanguageDataModule extends ResourceLoaderModule {
  29
  30         /**
  31          * Get the grammer forms for the site content language.
  32          *
  33          * @return array
  34          */
  35         protected function getSiteLangGrammarForms() {
  36                 global $wgContLang;
  37                 return $wgContLang->getGrammarForms();
  38         }
  39
  40         /**
  41          * @param $context ResourceLoaderContext
  42          * @return string: Javascript code
  43          */
  44         public function getScript( ResourceLoaderContext $context ) {
  45                 global $wgContLang;
  46
  47                 return Xml::encodeJsCall( 'mw.language.setData', array(
  48                         $wgContLang->getCode(),
  49                         array(
  50                                 'grammarForms' => $this->getSiteLangGrammarForms()
  51                         )
  52                 ) );
  53         }
  54
  55         /**
  56          * @param $context ResourceLoaderContext
  57          * @return array|int|Mixed
  58          */
  59         public function getModifiedTime( ResourceLoaderContext $context ) {
  60                 $cache = wfGetCache( CACHE_ANYTHING );
  61                 $key = wfMemcKey( 'resourceloader', 'langdatamodule', 'changeinfo' );
  62
  63                 $forms = $this->getSiteLangGrammarForms();
  64                 $hash = md5( serialize( $forms ) );
  65
  66                 $result = $cache->get( $key );
  67                 if ( is_array( $result ) && $result['hash'] === $hash ) {
  68                         return $result['timestamp'];
  69                 }
  70                 $timestamp = wfTimestamp();
  71                 $cache->set( $key, array(
  72                         'hash' => $hash,
  73                         'timestamp' => $timestamp,
  74                 ) );
  75                 return $timestamp;
  76         }
  77
  78         /**
  79          * @return array
  80          */
  81         public function getDependencies() {
  82                 return array( 'mediawiki.language.init' );
  83         }
  84 }