Support Facebook Gaming Graph Domain

.gitignore

@@ -20,3 +20,4 @@ Packages.dgml
 Release
 sdk-build.log
 project.lock.json
+winsdkfb/winsdkfb_uwp/UpgradeLog.htm

samples/LoginCpp-UWP/LoginCpp/MainPage.xaml.cpp

@@ -105,7 +105,7 @@ BOOL MainPage::DidGetAllRequestedPermissions(
     BOOL success = FALSE;
     FBAccessTokenData^ data = FBSession::ActiveSession->AccessTokenData;
 
-    if (data)
+    if (data && data->DeclinedPermissions)
     {
         success = !data->DeclinedPermissions->Values->Size;
     }

samples/LoginCpp-UWP/LoginCpp/Resources.resw

@@ -118,7 +118,7 @@
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
   <data name="FBApplicationId" xml:space="preserve">
-    <value>1606735379540755</value>
+    <value>519296541448237</value>
     <comment>Facebook Application ID</comment>
   </data>
   <data name="FBWindowsAppId" xml:space="preserve">

winsdkfb/winsdkfb/winsdkfb.Shared/FacebookAccessTokenData.cpp

@@ -47,6 +47,9 @@ FBAccessTokenData::FBAccessTokenData(
 #ifdef _DEBUG
     DebugPrintExpirationTime();
 #endif
+
+	std::wstring wsAccessToken(AccessToken->Data());
+	_graphDomain = (wsAccessToken.substr(0, 2) == L"GG") ? L"gaming" : L"facebook";
 }
 
 FBAccessTokenData::FBAccessTokenData(
@@ -64,13 +67,21 @@ FBAccessTokenData::FBAccessTokenData(
     Vector<String^>^ v = ref new Vector<String^>(0);
     _grantedPermissions  = ref new FBPermissions(v->GetView());
     _declinedPermissions = ref new FBPermissions(v->GetView());
+
+	std::wstring wsAccessToken(AccessToken->Data());
+	_graphDomain = (wsAccessToken.substr(0, 2) == L"GG") ? L"gaming" : L"facebook";
 }
 
 String^ FBAccessTokenData::AccessToken::get()
 {
     return _accessToken;
 }
 
+String^ FBAccessTokenData::GraphDomain::get()
+{
+	return _graphDomain;
+}
+
 DateTime FBAccessTokenData::ExpirationDate::get()
 {
     return _expirationDate;

winsdkfb/winsdkfb/winsdkfb.Shared/FacebookAccessTokenData.h

@@ -50,6 +50,14 @@ namespace winsdkfb
                 Platform::String^ get();
             }
 
+			/**
+			* Graph domain should be used for current access token.
+			*/
+			property Platform::String^ GraphDomain
+			{
+				Platform::String^ get();
+			}
+
             /**
              * Expiration date of the access token.
              */
@@ -119,6 +127,7 @@ namespace winsdkfb
 #endif
 
             Platform::String^ _accessToken;
+			Platform::String^ _graphDomain;
             Windows::Foundation::DateTime _expirationDate;
             FBPermissions^ _grantedPermissions;
             FBPermissions^ _declinedPermissions;

winsdkfb/winsdkfb/winsdkfb.Shared/FacebookClient.cpp

@@ -398,8 +398,8 @@ Uri^ FBClient::PrepareRequestUri(
     PropertySet^ parameters
     )
 {
+	String^ graphDomain = L"facebook";
     FBSession^ sess = FBSession::ActiveSession;
-    GraphUriBuilder^ uriBuilder = ref new GraphUriBuilder(path);
 
     if (parameters == nullptr)
     {
@@ -427,11 +427,24 @@ Uri^ FBClient::PrepareRequestUri(
             sess->AccessTokenData->AccessToken);
     }
 
+	// For applications using Facebook Login for Gaming, graph API requests
+	// should be sent to different graph domain: graph.fb.gg
+	if (parametersWithoutMediaObjects->HasKey("access_token"))
+	{
+		String^ accessToken = safe_cast<String^>(parametersWithoutMediaObjects->Lookup("access_token"));
+		std::wstring wsAccessToken(accessToken->Data());
+		if ((wsAccessToken.substr(0, 2) == L"GG"))
+		{
+			graphDomain = L"gaming";
+		}
+	}
+
     if (parametersWithoutMediaObjects->HasKey("format"))
     {
         parametersWithoutMediaObjects->Insert("format", "json-strings");
     }
 
+	GraphUriBuilder^ uriBuilder = ref new GraphUriBuilder(path, graphDomain);
     SerializeParameters(parametersWithoutMediaObjects);
 
     // Add remaining parameters to query string.  Note that parameters that

winsdkfb/winsdkfb/winsdkfb.Shared/FacebookSession.cpp

@@ -209,8 +209,16 @@ task<FBResult^> FBSession::GetUserInfo(
     )
 {
     PropertySet^ parameters = ref new PropertySet();
-    parameters->Insert(L"fields",
-        L"gender,link,first_name,last_name,locale,timezone,email,updated_time,verified,name,id,picture");
+	if (TokenData->GraphDomain == L"gaming")
+	{
+		parameters->Insert(L"fields", L"link,email,name,id,picture");
+	}
+	else
+	{
+		parameters->Insert(L"fields",
+			L"gender,link,first_name,last_name,locale,timezone,email,updated_time,verified,name,id,picture");
+	}
+
     FBSingleValue^ value = ref new FBSingleValue(
         "/me",
         parameters,
@@ -1326,7 +1334,9 @@ int FBSession::APIMinorVersion::get()
 void FBSession::SaveGrantedPermissions()
 {
     auto values =FBSession::DataContainer->Values;
-    values->Insert(GRANTED_PERMISSIONS_KEY, AccessTokenData->GrantedPermissions->ToString());
+	if (AccessTokenData->GrantedPermissions != nullptr) {
+		values->Insert(GRANTED_PERMISSIONS_KEY, this->_AccessTokenData->GrantedPermissions->ToString());
+	}
 }
 
 String^ FBSession::GetGrantedPermissions()

winsdkfb/winsdkfb/winsdkfb.Shared/GraphUriBuilder.cpp

@@ -27,7 +27,7 @@ using namespace Windows::Foundation::Collections;
 using namespace winsdkfb;
 
 
-GraphUriBuilder::GraphUriBuilder(String^ path)
+GraphUriBuilder::GraphUriBuilder(String^ path, String^ graphDomain)
     :
     _queryParams { ref new PropertySet() }
 {
@@ -45,6 +45,10 @@ GraphUriBuilder::GraphUriBuilder(String^ path)
     if (buildDomain)
     {
         String^ domain = L"https://graph.facebook.com/";
+		if (graphDomain == L"gaming")
+		{
+			domain = L"https://graph.fb.gg/";
+		}
         testUri = ref new Uri(domain + path);
     }
     _host = testUri->Host;

winsdkfb/winsdkfb/winsdkfb.Shared/GraphUriBuilder.h

@@ -23,7 +23,7 @@ namespace winsdkfb
     public ref class GraphUriBuilder sealed
     {
     public:
-        GraphUriBuilder(Platform::String^ path);
+		GraphUriBuilder(Platform::String^ path, Platform::String^ graphDomain);
 
         Windows::Foundation::Uri^ MakeUri();
         void AddQueryParam(Platform::String^ query, Platform::String^ param);