+<?php
+/**
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @author Santhosh Thottingal
+ * @author Timo Tijhof
+ */
+
+/**
+ * ResourceLoader module for populating language specific data.
+ */
+class ResourceLoaderLanguageDataModule extends ResourceLoaderModule {
+
+ /**
+ * Get the grammer forms for the site content language.
+ *
+ * @return array
+ */
+ protected function getSiteLangGrammarForms() {
+ global $wgContLang;
+ return $wgContLang->getGrammarForms();
+ }
+
+ /**
+ * @param $context ResourceLoaderContext
+ * @return string Javascript code
+ */
+ public function getScript( ResourceLoaderContext $context ) {
+ global $wgContLang;
+
+ return Xml::encodeJsCall( 'mw.language.setData', array(
+ $wgContLang->getCode(),
+ array( 'grammarForms' => $this->getSiteLangGrammarForms() )
+ ) );
+ }
+
+ /**
+ * @param $context ResourceLoaderContext
+ * @return array|int|Mixed
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $cache = wfGetCache( CACHE_ANYTHING );
+ $key = wfMemcKey( 'resourceloader', 'langdatamodule', 'changeinfo' );
+
+ $forms = $this->getSiteLangGrammarForms();
+ $hash = md5( serialize( $forms ) );
+
+ $result = $cache->get( $key );
+ if ( is_array( $result ) ) {
+ if ( $result['hash'] === $hash ) {
+ return $result['timestamp'];
+ }
+ }
+ $timestamp = wfTimestamp();
+ $cache->set( $key, array( 'hash' => $hash, 'timestamp' => $timestamp ) );
+ return $timestamp;
+ }
+
+ /**
+ * @return array
+ */
+ public function getDependencies() {
+ return array( 'mediawiki.language' );
+ }
+}