add user display lang setting

dashboard-ui/scripts/appsettings.js

@@ -65,7 +65,16 @@
             return appStorage.getItem('enableSyncToExternalStorage') != 'false';
         },
 
-        displayPreferencesKey: function() {
+        displayLanguage: function (val) {
+
+            if (val != null) {
+                update('displayLanguage', val);
+            }
+
+            return appStorage.getItem('displayLanguage') || 'en-US';
+        },
+
+        displayPreferencesKey: function () {
             if (AppInfo.isNativeApp) {
                 return 'Emby Mobile';
             }

dashboard-ui/scripts/globalize.js

@@ -75,6 +75,13 @@
                 deferred.resolveWith(null, [null]);
             });
 
+        } else if (AppInfo.supportsUserDisplayLanguageSetting) {
+
+            Logger.log('AppInfo.supportsUserDisplayLanguageSetting is true');
+
+            culture = document.documentElement.getAttribute('data-culture');
+            deferred.resolveWith(null, [culture]);
+
         } else {
 
             Logger.log('navigator.globalization.getLocaleName is unavailable');

dashboard-ui/scripts/mypreferencesdisplay.js

@@ -10,6 +10,8 @@
         $('#selectThemeSong', page).val(appStorage.getItem('enableThemeSongs-' + user.Id) || '').selectmenu("refresh");
         $('#selectBackdrop', page).val(appStorage.getItem('enableBackdrops-' + user.Id) || '').selectmenu("refresh");
 
+        $('#selectLanguage', page).val(AppSettings.displayLanguage()).selectmenu("refresh");
+
         page.querySelector('.chkEnableFullScreen').checked = AppSettings.enableFullScreen();
 
         Dashboard.hideLoadingMsg();
@@ -23,6 +25,7 @@
         user.Configuration.GroupMoviesIntoBoxSets = page.querySelector('.chkGroupMoviesIntoCollections').checked;
 
         AppSettings.enableFullScreen(page.querySelector('.chkEnableFullScreen').checked);
+        AppSettings.displayLanguage(page.querySelector('#selectLanguage').value);
 
         appStorage.setItem('enableThemeSongs-' + user.Id, $('#selectThemeSong', page).val());
         appStorage.setItem('enableBackdrops-' + user.Id, $('#selectBackdrop', page).val());
@@ -84,6 +87,12 @@
         } else {
             $('.fldFullscreen', page).hide();
         }
+
+        if (AppInfo.supportsUserDisplayLanguageSetting) {
+            $('.languageSection', page).show();
+        } else {
+            $('.languageSection', page).hide();
+        }
     });
 
 })(jQuery, window, document);

dashboard-ui/scripts/site.js

@@ -1729,6 +1729,7 @@ var AppInfo = {};
 
         AppInfo.supportsFullScreen = isCordova && isAndroid;
         AppInfo.supportsSyncPathSetting = isCordova && isAndroid;
+        AppInfo.supportsUserDisplayLanguageSetting = Dashboard.isConnectMode() && !isCordova;
 
         if (isCordova && isAndroid) {
             AppInfo.directPlayAudioContainers = "flac,aac,mp3,mpa,wav,wma,mp2,ogg,oga,webma,ape,opus".split(',');