//---------------------------------------------------------------------------------------
void FSkookumScriptRuntime::on_world_init_pre(UWorld * world_p, const UWorld::InitializationValues init_vals)
{
//A_DPRINT("on_world_init_pre: %S %p\n", *world_p->GetName(), world_p);
// Use this callback as an opportunity to take care of connecting to the IDE
#ifdef SKOOKUM_REMOTE_UNREAL
if (!IsRunningCommandlet() && !m_remote_client.is_authenticated())
{
m_remote_client.attempt_connect(0.0, true, true);
}
#endif
if (world_p->IsGameWorld())
{
if (!m_game_world_p)
{
m_game_world_p = world_p;
if (is_skookum_initialized())
{
SkUEClassBindingHelper::set_world(world_p);
}
m_game_tick_handle = world_p->OnTickDispatch().AddRaw(this, &FSkookumScriptRuntime::tick_game);
}
}
else if (world_p->WorldType == EWorldType::Editor)
{
if (!m_editor_world_p)
{
m_editor_world_p = world_p;
m_editor_tick_handle = world_p->OnTickDispatch().AddRaw(this, &FSkookumScriptRuntime::tick_editor);
}
}
}
//---------------------------------------------------------------------------------------
//
void FSkookumScriptRuntime::set_editor_interface(ISkookumScriptRuntimeEditorInterface * editor_interface_p)
{
m_runtime.set_editor_interface(editor_interface_p);
#ifdef SKOOKUM_REMOTE_UNREAL
m_remote_client.set_editor_interface(editor_interface_p);
#endif
}
//---------------------------------------------------------------------------------------
// This function may be called during shutdown to clean up your module. For modules that
// support dynamic reloading, we call this function before unloading the module.
void FSkookumScriptRuntime::ShutdownModule()
{
// Don't do anything if SkookumScript is not active
if (m_is_skookum_disabled)
{
return;
}
// Printing during shutdown will re-launch IDE in case it has been closed prior to UE4
// So quick fix is to just not print during shutdown
//A_DPRINT(A_SOURCE_STR " Shutting down SkookumScript plug-in modules\n");
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Clean up SkookumScript
m_runtime.shutdown();
#ifdef SKOOKUM_REMOTE_UNREAL
// Remote communication to and from SkookumScript IDE
m_remote_client.disconnect();
#endif
// Clear out our registered delegates
FWorldDelegates::OnPreWorldInitialization.Remove(m_on_world_init_pre_handle);
FWorldDelegates::OnPostWorldInitialization.Remove(m_on_world_init_post_handle);
FWorldDelegates::OnWorldCleanup.Remove(m_on_world_cleanup_handle);
}
//---------------------------------------------------------------------------------------
//
void FSkookumScriptRuntime::freshen_compiled_binaries_if_have_errors()
{
#ifdef SKOOKUM_REMOTE_UNREAL
if (m_remote_client.is_compiled_binaries_have_errors())
{
m_freshen_binaries_requested = true;
}
#endif
}
//---------------------------------------------------------------------------------------
//
void FSkookumScriptRuntime::tick_remote()
{
if (!IsRunningCommandlet())
{
// Request recompilation of binaries if script files changed
if (m_freshen_binaries_requested)
{
m_remote_client.cmd_compiled_state(true);
m_freshen_binaries_requested = false;
}
// Remote communication to and from SkookumScript IDE.
// Needs to be called whether in editor or game and whether paused or not
// $Revisit - CReis This is probably a hack. The remote client update should probably
// live somewhere other than a tick method such as its own thread.
m_remote_client.process_incoming();
// Re-load compiled binaries?
if (m_remote_client.is_load_compiled_binaries_requested())
{
// Load the Skookum class hierarchy scripts in compiled binary form
#if WITH_EDITOR
bool is_first_time = !is_skookum_initialized();
#endif
bool success_b = m_runtime.load_compiled_scripts();
SK_ASSERTX(success_b, AErrMsg("Unable to load SkookumScript compiled binaries!", AErrLevel_notify));
m_remote_client.clear_load_compiled_binaries_requested();
#if WITH_EDITOR
if (is_first_time && is_skookum_initialized())
{
// When we load the binaries for the very first time, try regenerating all generated class script files again,
// as the editor might have tried to generate them before but skipped because SkookumScript was not initialized yet
m_runtime.get_editor_interface()->generate_all_class_script_files();
// Also recompile Blueprints in error state as such error state might have been due to SkookumScript not being initialized at the time of compile
m_runtime.get_editor_interface()->recompile_blueprints_with_errors();
// Set world pointer now
SkUEClassBindingHelper::set_world(m_game_world_p);
}
#endif
}
}
}
//---------------------------------------------------------------------------------------
void FSkookumScriptRuntime::on_world_init_pre(UWorld * world_p, const UWorld::InitializationValues init_vals)
{
//A_DPRINT("on_world_init_pre: %S %p\n", *world_p->GetName(), world_p);
// Make sure atomics are bound by now
if (m_runtime.is_compiled_scripts_loaded() && !m_runtime.is_compiled_scripts_bound())
{
m_runtime.bind_compiled_scripts();
}
// Use this callback as an opportunity to take care of connecting to the IDE
#ifdef SKOOKUM_REMOTE_UNREAL
if (!IsRunningCommandlet() && !m_remote_client.is_authenticated())
{
m_remote_client.attempt_connect(0.0, true, true);
}
#endif
if (world_p->IsGameWorld())
{
// Keep track of how many game worlds we got
++m_num_game_worlds;
if (!m_game_world_p)
{
m_game_world_p = world_p;
if (is_skookum_initialized())
{
SkUEClassBindingHelper::set_world(world_p);
SkookumScript::initialize_gameplay();
}
m_game_tick_handle = world_p->OnTickDispatch().AddRaw(this, &FSkookumScriptRuntime::tick_game);
}
}
else if (world_p->WorldType == EWorldType::Editor)
{
if (!m_editor_world_p)
{
m_editor_world_p = world_p;
m_editor_tick_handle = world_p->OnTickDispatch().AddRaw(this, &FSkookumScriptRuntime::tick_editor);
}
}
}
//---------------------------------------------------------------------------------------
// This code will execute after your module is loaded into memory (but after global
// variables are initialized, of course.)
void FSkookumScriptRuntime::StartupModule()
{
#if WITH_EDITORONLY_DATA
// In editor builds, don't activate SkookumScript if there's no project (project wizard mode)
if (!FApp::GetGameName() || !FApp::GetGameName()[0] || FPlatformString::Strcmp(FApp::GetGameName(), TEXT("None")) == 0)
{
m_is_skookum_disabled = true;
return;
}
#else
// In cooked builds, stay inert when there's no compiled binaries
if (!m_runtime.is_binary_hierarchy_existing())
{
m_is_skookum_disabled = true;
return;
}
#endif
A_DPRINT("Starting up SkookumScript plug-in modules\n");
// Note that FWorldDelegates::OnPostWorldCreation has world_p->WorldType set to None
// Note that FWorldDelegates::OnPreWorldFinishDestroy has world_p->GetName() set to "None"
m_on_world_init_pre_handle = FWorldDelegates::OnPreWorldInitialization.AddRaw(this, &FSkookumScriptRuntime::on_world_init_pre);
m_on_world_init_post_handle = FWorldDelegates::OnPostWorldInitialization.AddRaw(this, &FSkookumScriptRuntime::on_world_init_post);
m_on_world_cleanup_handle = FWorldDelegates::OnWorldCleanup.AddRaw(this, &FSkookumScriptRuntime::on_world_cleanup);
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Start up SkookumScript
// Originally, the compiled binaries were loaded with a delay when in UE4Editor to provide the user with a smoother startup sequence
// However this caused issues with the proper initialization of Skookum Blueprint nodes
// So to avoid glitches, SkookumScript is always initialized right away right here
//#if WITH_EDITORONLY_DATA
// if (!GIsEditor)
//#endif
{
// Initialize right away
ensure_runtime_initialized();
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Send off connect request to IDE
// Come back later to check on it
#ifdef SKOOKUM_REMOTE_UNREAL
if (!IsRunningCommandlet())
{
m_remote_client.set_mode(SkLocale_runtime);
}
#endif
}
//---------------------------------------------------------------------------------------
//
void FSkookumScriptRuntime::on_editor_map_opened()
{
// When editor is present, initialize Sk here
if (!m_runtime.is_initialized())
{
m_runtime.startup();
#ifdef SKOOKUM_REMOTE_UNREAL
// At this point, have zero patience with the IDE and launch it if not connected
if (!IsRunningCommandlet())
{
// At this point, wait if necessary to make sure we are connected
m_remote_client.ensure_connected(0.0);
// Kick off re-compilation of the binaries
m_remote_client.cmd_compiled_state(true);
m_freshen_binaries_requested = false; // Request satisfied
}
#else
// If no remote connection, load binaries at this point
bool success_b = m_runtime.load_compiled_scripts();
SK_ASSERTX(success_b, AErrMsg("Unable to load SkookumScript compiled binaries!", AErrLevel_notify));
#endif
}
}
//---------------------------------------------------------------------------------------
// This function may be called during shutdown to clean up your module. For modules that
// support dynamic reloading, we call this function before unloading the module.
void FSkookumScriptRuntime::ShutdownModule()
{
A_DPRINT(A_SOURCE_STR " Shutting down SkookumScript plug-in modules\n");
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Clean up SkookumScript
m_runtime.shutdown();
#ifdef SKOOKUM_REMOTE_UNREAL
// Remote communication to and from SkookumScript IDE
m_remote_client.disconnect();
#endif
// Clear out our registered delegates
FWorldDelegates::OnPreWorldInitialization.Remove(m_on_world_init_pre_handle);
FWorldDelegates::OnPostWorldInitialization.Remove(m_on_world_init_post_handle);
FWorldDelegates::OnWorldCleanup.Remove(m_on_world_cleanup_handle);
}
//---------------------------------------------------------------------------------------
//
void FSkookumScriptRuntime::show_ide(const FString & focus_class_name, const FString & focus_member_name, bool is_data_member, bool is_class_member)
{
#ifdef SKOOKUM_REMOTE_UNREAL
// Remove qualifier from member name if present
FString focus_class_name_ide = focus_class_name;
FString focus_member_name_ide = focus_member_name;
int32 at_pos = 0;
if (focus_member_name_ide.FindChar('@', at_pos))
{
focus_class_name_ide = focus_member_name_ide.Left(at_pos).TrimTrailing();
focus_member_name_ide = focus_member_name_ide.Mid(at_pos + 1).Trim();
}
// Convert to symbols and send off
ASymbol focus_class_name_sym(ASymbol::create_existing(FStringToAString(focus_class_name_ide)));
ASymbol focus_member_name_sym(ASymbol::create_existing(FStringToAString(focus_member_name_ide)));
m_remote_client.cmd_show(AFlag_on, focus_class_name_sym, focus_member_name_sym, is_data_member, is_class_member);
#endif
}
//---------------------------------------------------------------------------------------
// This code will execute after your module is loaded into memory (but after global
// variables are initialized, of course.)
void FSkookumScriptRuntime::StartupModule()
{
A_DPRINT(A_SOURCE_STR " Starting up SkookumScript plug-in modules\n");
// Note that FWorldDelegates::OnPostWorldCreation has world_p->WorldType set to None
// Note that FWorldDelegates::OnPreWorldFinishDestroy has world_p->GetName() set to "None"
m_on_world_init_pre_handle = FWorldDelegates::OnPreWorldInitialization.AddRaw(this, &FSkookumScriptRuntime::on_world_init_pre);
m_on_world_init_post_handle = FWorldDelegates::OnPostWorldInitialization.AddRaw(this, &FSkookumScriptRuntime::on_world_init_post);
m_on_world_cleanup_handle = FWorldDelegates::OnWorldCleanup.AddRaw(this, &FSkookumScriptRuntime::on_world_cleanup);
// Hook up Unreal memory allocator
AMemory::override_functions(&Agog::malloc_func, &Agog::free_func, &Agog::req_byte_size_func);
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Start up SkookumScript
#if !WITH_EDITOR
// If no editor, initialize right away
// otherwise wait until map is loaded
m_runtime.startup();
#ifndef SKOOKUM_REMOTE_UNREAL
bool success_b = m_runtime.load_compiled_scripts();
SK_ASSERTX(success_b, AErrMsg("Unable to load SkookumScript compiled binaries!", AErrLevel_notify));
#endif
#endif
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Send off connect request to IDE
// Come back later to check on it
#ifdef SKOOKUM_REMOTE_UNREAL
if (!IsRunningCommandlet())
{
m_remote_client.set_mode(SkLocale_runtime);
}
#endif
}
//---------------------------------------------------------------------------------------
//
void FSkookumScriptRuntime::tick_remote()
{
if (!IsRunningCommandlet())
{
// Request recompilation of binaries if script files changed
if (m_freshen_binaries_requested)
{
m_remote_client.cmd_compiled_state(true);
m_freshen_binaries_requested = false;
}
// Remote communication to and from SkookumScript IDE.
// Needs to be called whether in editor or game and whether paused or not
// $Revisit - CReis This is probably a hack. The remote client update should probably
// live somewhere other than a tick method such as its own thread.
m_remote_client.process_incoming();
// Re-load compiled binaries?
// If the game is currently running, delay until it's not
if (m_remote_client.is_load_compiled_binaries_requested()
&& SkookumScript::get_initialization_level() < SkookumScript::InitializationLevel_gameplay)
{
// Makes sure the SkookumScript runtime object is initialized at this point
ensure_runtime_initialized();
// Load the Skookum class hierarchy scripts in compiled binary form
bool is_first_time = !is_skookum_initialized();
bool success_b = m_runtime.load_and_bind_compiled_scripts();
SK_ASSERTX(success_b, AErrMsg("Unable to load SkookumScript compiled binaries!", AErrLevel_notify));
m_remote_client.clear_load_compiled_binaries_requested();
// After reloading, re-resolve the raw data of all dynamic classes
#if WITH_EDITORONLY_DATA
TArray<UObject*> blueprint_array;
GetObjectsOfClass(UBlueprint::StaticClass(), blueprint_array, true, RF_ClassDefaultObject);
for (UObject * obj_p : blueprint_array)
{
UBlueprint * blueprint_p = static_cast<UBlueprint *>(obj_p);
if (blueprint_p->GeneratedClass)
{
SkClass * sk_class_p = SkUEClassBindingHelper::get_sk_class_from_ue_class(blueprint_p->GeneratedClass);
if (sk_class_p)
{
SkUEClassBindingHelper::resolve_raw_data(sk_class_p, blueprint_p->GeneratedClass);
}
}
}
#endif
if (is_first_time && is_skookum_initialized())
{
#if WITH_EDITOR
// Recompile Blueprints in error state as such error state might have been due to SkookumScript not being initialized at the time of compile
if (m_runtime.get_editor_interface())
{
m_runtime.get_editor_interface()->recompile_blueprints_with_errors();
}
#endif
}
}
}
}
void FSkookumScriptRuntime::compile_and_load_binaries()
{
#ifdef SKOOKUM_REMOTE_UNREAL
// At this point, have zero patience with the IDE and launch it if not connected
if (!IsRunningCommandlet())
{
// At this point, wait if necessary to make sure we are connected
m_remote_client.ensure_connected(0.0);
// Alert user in case we are still not connected - and allow for corrective measures
bool load_binaries = true;
#if WITH_EDITOR
while (!m_remote_client.is_authenticated())
{
FText title = FText::FromString(TEXT("SkookumScript UE4 Plugin cannot connect to the SkookumIDE!"));
EAppReturnType::Type decision = FMessageDialog::Open(
EAppMsgType::CancelRetryContinue,
FText::Format(FText::FromString(TEXT(
"The SkookumScript UE4 Plugin cannot connect to the SkookumIDE. A connection to the SkookumIDE is required to properly work with SkookumScript.\n\n"
"The connection problem could be caused by any of the following situations:\n"
"- The SkookumIDE application is not running. If this is the case, your security software (Virus checker, VPN, Firewall) may have blocked or even removed it. If so, allow SkookumIDE.exe to run, then click 'Retry'. "
"You can also try to launch the IDE manually. It should be located at the following path: {0}. Once running, click 'Retry'.\n"
"- The SkookumIDE application is running, but stuck on an error. If so, try to resolve the error, and when the SkookumIDE is back up, click 'Retry'.\n"
"- The SkookumIDE application is running and seems to be working fine. "
"If so, the IP and port that the SkookumScript UE4 Plugin is trying to connect to ({1}) might be different from the IP and port that the SkookumIDE is listening to (see SkookumIDE log window), or blocked by a firewall. "
"These problems could be due to your networking environment, such as a custom firewall, virtualization software such as VirtualBox, or multiple network adapters.\n\n"
"For additional information including how to specify the SkookumIDE address for the runtime, please see http://skookumscript.com/docs/v3.0/ide/ip-addresses/ and ensure 'Settings'->'Remote runtimes' on the SkookumIDE is set properly.\n\n"
"If you are having difficulties resolving this issue, please don't hesitate to ask us for help at the SkookumScript Forum (http://forum.skookumscript.com). We are here to make your experience skookum!\n")),
FText::FromString(FPaths::ConvertRelativePathToFull(IPluginManager::Get().FindPlugin(TEXT("SkookumScript"))->GetBaseDir() / TEXT("SkookumIDE") / TEXT("SkookumIDE.exe"))),
FText::FromString(m_remote_client.get_ip_address_ide()->ToString(true))),
&title);
if (decision != EAppReturnType::Retry)
{
load_binaries = (decision == EAppReturnType::Continue);
break;
}
m_remote_client.ensure_connected(10.0);
}
#endif
if (load_binaries && m_remote_client.is_authenticated())
{
#if WITH_EDITOR
RetryCompilation:
#endif
// Block while binaries are being recompiled
m_remote_client.cmd_compiled_state(true);
m_freshen_binaries_requested = false; // Request satisfied
while (!m_remote_client.is_load_compiled_binaries_requested()
&& !m_remote_client.is_compiled_binaries_have_errors())
{
m_remote_client.wait_for_update();
}
#if WITH_EDITOR
if (m_remote_client.is_compiled_binaries_have_errors())
{
FText title = FText::FromString(TEXT("Compilation errors!"));
EAppReturnType::Type decision = FMessageDialog::Open(
EAppMsgType::CancelRetryContinue,
FText::FromString(TEXT(
"The SkookumScript compiled binaries could not be generated because errors were found in the script files.\n\n")),
&title);
if (decision == EAppReturnType::Retry)
{
m_remote_client.clear_load_compiled_binaries_requested();
goto RetryCompilation;
}
load_binaries = (decision == EAppReturnType::Continue);
}
#endif
m_remote_client.clear_load_compiled_binaries_requested();
}
if (load_binaries)
{
// Attempt to load binaries at this point
bool success_b = m_runtime.load_compiled_scripts();
if (success_b)
{
// Inform the IDE about the version we got
m_remote_client.cmd_incremental_update_reply(true, SkBrain::ms_session_guid, SkBrain::ms_revision);
}
else
{
// Something went wrong - let the user know
FText title = FText::FromString(TEXT("Unable to load SkookumScript compiled binaries!"));
FMessageDialog::Open(
EAppMsgType::Ok,
FText::FromString(TEXT(
"Unable to load the compiled binaries. This is most likely caused by errors in the script files which prevented a successful compilation. The project will continue to load with SkookumScript temporarily disabled.")),
&title);
}
}
}
else
#endif
{
// If no remote connection, or commandlet mode, load binaries at this point
bool success_b = m_runtime.load_compiled_scripts();
SK_ASSERTX(success_b, AErrMsg("Unable to load SkookumScript compiled binaries!", AErrLevel_notify));
}
}