Use system loanguage for servers

syncplay/messages.py

@@ -28,6 +28,10 @@ no_osd_message_list = [
     "revert-notification",
 ]
 
+def isMacOS():
+    import sys
+    return sys.platform.startswith(constants.OS_MACOS)
+
 def getLanguages():
     langList = {}
     for lang in messages:
@@ -64,7 +68,7 @@ def getInitialLanguage():
     try:
         import sys
         frozen = getattr(sys, 'frozen', '')
-        if frozen in 'macosx_app':
+        if isMacOS() and frozen in 'macosx_app':
             from PySide2.QtCore import QLocale
             initialLanguage = QLocale.system().uiLanguages()[0].split('-')[0]
         else:

syncplay/server.py

@@ -29,6 +29,7 @@ class SyncFactory(Factory):
                  disableReady=False, disableChat=False, maxChatMessageLength=constants.MAX_CHAT_MESSAGE_LENGTH,
                  maxUsernameLength=constants.MAX_USERNAME_LENGTH, statsDbFile=None, tlsCertPath=None):
         self.isolateRooms = isolateRooms
+        syncplay.messages.setLanguage(syncplay.messages.getInitialLanguage())
         print(getMessage("welcome-server-notification").format(syncplay.version))
         self.port = port
         if password: