feat(client): add ClientServices::IsConnected

src/client/ClientServices.cpp

@@ -335,6 +335,10 @@ void ClientServices::InitLoginServerCVars(int32_t force, const char* locale) {
     }
 }
 
+int32_t ClientServices::IsConnected() {
+    return ClientServices::Connection()->IsConnected();
+}
+
 Login* ClientServices::LoginConnection() {
     return ClientServices::s_loginObj;
 }

src/client/ClientServices.hpp

@@ -41,6 +41,7 @@ class ClientServices : public LoginResponse {
         static const REALM_INFO* GetSelectedRealm();
         static void Initialize();
         static void InitLoginServerCVars(int32_t force, const char* locale);
+        static int32_t IsConnected();
         static Login* LoginConnection();
         static void Logon(const char* accountName, const char* password);
         static void SelectRealm(const char* realmName);

src/glue/CGlueMgr.cpp

@@ -111,7 +111,7 @@ void CGlueMgr::ChangeRealm(const REALM_INFO* realmInfo) {
 
     ClientServices::SelectRealm(realmInfo->name);
 
-    if (ClientServices::Connection()->IsConnected()) {
+    if (ClientServices::IsConnected()) {
         CGlueMgr::m_disconnectPending = 1;
         CGlueMgr::m_reconnect = 1;
 
@@ -142,7 +142,7 @@ void CGlueMgr::EnterWorld() {
 
     CCharacterSelection::s_enterWorldIndex = CCharacterSelection::s_selectionIndex;
 
-    if (!ClientServices::Connection()->IsConnected()) {
+    if (!ClientServices::IsConnected()) {
         return;
     }
 

src/ui/ScriptFunctionsGlueScriptEvents.cpp

@@ -256,7 +256,7 @@ int32_t Script_GetServerName(lua_State* L) {
 }
 
 int32_t Script_DisconnectFromServer(lua_State* L) {
-    if (ClientServices::Connection()->IsConnected()) {
+    if (ClientServices::IsConnected()) {
         CGlueMgr::m_disconnectPending = 1;
         ClientServices::Connection()->Disconnect();
     }
@@ -267,7 +267,7 @@ int32_t Script_DisconnectFromServer(lua_State* L) {
 }
 
 int32_t Script_IsConnectedToServer(lua_State* L) {
-    if (ClientServices::Connection()->IsConnected()) {
+    if (ClientServices::IsConnected()) {
         lua_pushnumber(L, 1.0);
     } else {
         lua_pushnil(L);