From a4349077dfadeb0b4fba888adc2027a23e57685f Mon Sep 17 00:00:00 2001
From: Dani Palou <dani@moodle.com>
Date: Fri, 8 Mar 2019 10:13:01 +0100
Subject: [PATCH] MOBILE-2912 lang: Fix coumpound langs for site plugins

---
 src/providers/lang.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/providers/lang.ts b/src/providers/lang.ts
index 621a89a19..266421412 100644
--- a/src/providers/lang.ts
+++ b/src/providers/lang.ts
@@ -58,6 +58,8 @@ export class CoreLangProvider {
      * @param {string} [prefix] A prefix to add to all keys.
      */
     addSitePluginsStrings(lang: string, strings: any, prefix?: string): void {
+        lang = lang.replace('_', '-'); // Use the app format instead of Moodle format.
+
         // Initialize structure if it doesn't exist.
         if (!this.sitePluginsStrings[lang]) {
             this.sitePluginsStrings[lang] = {};
@@ -305,7 +307,7 @@ export class CoreLangProvider {
                 return;
             }
 
-            lang = values[2];
+            lang = values[2].replace('_', '-'); // Use the app format instead of Moodle format.
 
             if (!this.customStrings[lang]) {
                 this.customStrings[lang] = {};
@@ -361,6 +363,8 @@ export class CoreLangProvider {
      * @param {string} value String value.
      */
     loadString(langObject: any, lang: string, key: string, value: string): void {
+        lang = lang.replace('_', '-'); // Use the app format instead of Moodle format.
+
         if (this.translate.translations[lang]) {
             // The language is loaded.
             // Store the original value of the string.