WebSocketsModule.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "Containers/Array.h"
#include "Containers/Map.h"
#include "Containers/UnrealString.h"
#include "Delegates/Delegate.h"
#include "Modules/ModuleInterface.h"
#include "Modules/ModuleManager.h"
#include "Templates/SharedPointer.h"
 
#if WITH_WEBSOCKETS
class IWebSocket;
class IWebSocketsManager;
#endif // #if WITH_WEBSOCKETS
 
class FWebSocketsModule :
    public IModuleInterface
{
 
public:
 
    // FWebSocketModule
    FWebSocketsModule()
#if WITH_WEBSOCKETS
        : WebSocketsManager(nullptr)
#endif // #if WITH_WEBSOCKETS
    {
    }
#if WITH_WEBSOCKETS
    DECLARE_MULTICAST_DELEGATE_ThreeParams(FOnWebSocketCreated, const TSharedPtr<class IWebSocket>& /* WebSocket */, const TArray<FString>& /* Protocols */, const FString& /* Url */);
    FOnWebSocketCreated OnWebSocketCreated;
#endif // #if WITH_WEBSOCKETS
    
    static WEBSOCKETS_API FWebSocketsModule& Get();
 
#if WITH_WEBSOCKETS
    WEBSOCKETS_API virtual TSharedRef<IWebSocket> CreateWebSocket(const FString& Url, const TArray<FString>& Protocols, const TMap<FString, FString>& UpgradeHeaders = TMap<FString, FString>());
 
 
    WEBSOCKETS_API virtual TSharedRef<IWebSocket> CreateWebSocket(const FString& Url, const FString& Protocol = FString(), const TMap<FString, FString>& UpgradeHeaders = TMap<FString, FString>());
#endif // #if WITH_WEBSOCKETS
 
private:
    static WEBSOCKETS_API FString BuildUpgradeHeader(const TMap<FString, FString>& Headers);
 
    // IModuleInterface
 
    WEBSOCKETS_API virtual void StartupModule() override;
    
    WEBSOCKETS_API virtual void ShutdownModule() override;
 
#if WITH_WEBSOCKETS
    IWebSocketsManager* WebSocketsManager;
    friend class FLwsWebSocketsManager;
    friend class FLwsWebSocket;
 
    void OnConfigSectionsChanged(const FString& IniFilename, const TSet<FString>& SectionNames);
#endif // #if WITH_WEBSOCKETS
 
    static WEBSOCKETS_API FWebSocketsModule* Singleton;
};