From bd7ebdec65ce3e65a6a7a8404dade136d8af3cde Mon Sep 17 00:00:00 2001
From: Brian Wolff <bawolff+wn@gmail.com>
Date: Fri, 30 Aug 2013 23:45:43 -0600
Subject: [PATCH] Add option to chose what language to fetch file description
 in.

I want to get the file description in a language other then
the user language in an extension (I5e6bc45f9751).

Change-Id: Ifcae821a51f4207e7816e710d3b3857c7ed438b6
---
 includes/filerepo/file/File.php          | 10 +++++++---
 includes/filerepo/file/ForeignDBFile.php |  5 +++--
 includes/filerepo/file/LocalFile.php     |  6 ++++--
 3 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/includes/filerepo/file/File.php b/includes/filerepo/file/File.php
index 9060731724..79fad2e28b 100644
--- a/includes/filerepo/file/File.php
+++ b/includes/filerepo/file/File.php
@@ -1656,18 +1656,22 @@ abstract class File {
 	/**
 	 * Get the HTML text of the description page, if available
 	 *
+	 * @param $lang Language Optional language to fetch description in
 	 * @return string
 	 */
-	function getDescriptionText() {
+	function getDescriptionText( $lang = false ) {
 		global $wgMemc, $wgLang;
 		if ( !$this->repo || !$this->repo->fetchDescription ) {
 			return false;
 		}
-		$renderUrl = $this->repo->getDescriptionRenderUrl( $this->getName(), $wgLang->getCode() );
+		if ( !$lang ) {
+			$lang = $wgLang;
+		}
+		$renderUrl = $this->repo->getDescriptionRenderUrl( $this->getName(), $lang->getCode() );
 		if ( $renderUrl ) {
 			if ( $this->repo->descriptionCacheExpiry > 0 ) {
 				wfDebug( "Attempting to get the description from cache..." );
-				$key = $this->repo->getLocalCacheKey( 'RemoteFileDescription', 'url', $wgLang->getCode(),
+				$key = $this->repo->getLocalCacheKey( 'RemoteFileDescription', 'url', $lang->getCode(),
 									$this->getName() );
 				$obj = $wgMemc->get( $key );
 				if ( $obj ) {
diff --git a/includes/filerepo/file/ForeignDBFile.php b/includes/filerepo/file/ForeignDBFile.php
index ee5883c487..01d6b0f539 100644
--- a/includes/filerepo/file/ForeignDBFile.php
+++ b/includes/filerepo/file/ForeignDBFile.php
@@ -120,10 +120,11 @@ class ForeignDBFile extends LocalFile {
 	}
 
 	/**
+	 * @param $lang Language Optional language to fetch description in.
 	 * @return string
 	 */
-	function getDescriptionText() {
+	function getDescriptionText( $lang = false ) {
 		// Restore remote behavior
-		return File::getDescriptionText();
+		return File::getDescriptionText( $lang );
 	}
 }
diff --git a/includes/filerepo/file/LocalFile.php b/includes/filerepo/file/LocalFile.php
index 39ef62c6e3..d99ed6eb8c 100644
--- a/includes/filerepo/file/LocalFile.php
+++ b/includes/filerepo/file/LocalFile.php
@@ -1664,9 +1664,11 @@ class LocalFile extends File {
 	 * Get the HTML text of the description page
 	 * This is not used by ImagePage for local files, since (among other things)
 	 * it skips the parser cache.
+	 *
+	 * @param $lang Language What language to get description in (Optional)
 	 * @return bool|mixed
 	 */
-	function getDescriptionText() {
+	function getDescriptionText( $lang = null ) {
 		$revision = Revision::newFromTitle( $this->title, false, Revision::READ_NORMAL );
 		if ( !$revision ) {
 			return false;
@@ -1675,7 +1677,7 @@ class LocalFile extends File {
 		if ( !$content ) {
 			return false;
 		}
-		$pout = $content->getParserOutput( $this->title, null, new ParserOptions() );
+		$pout = $content->getParserOutput( $this->title, null, new ParserOptions( null, $lang ) );
 		return $pout->getText();
 	}
 
-- 
2.20.1