FileMessageAttachment.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "HAL/FileManager.h"
#include "IMessageAttachment.h"
 
class FFileMessageAttachment
    : public IMessageAttachment
{
public:
 
    FFileMessageAttachment( const FString& InFilename )
        : AutoDeleteFile(false)
        , Filename(InFilename)
    { }
 
    FFileMessageAttachment( const FString& InFilename, bool InAutoDeleteFile )
        : AutoDeleteFile(InAutoDeleteFile)
        , Filename(InFilename)
    { }
 
    ~FFileMessageAttachment()
    {
        if (AutoDeleteFile)
        {
            IFileManager::Get().Delete(*Filename);
        }
    }
 
public:
 
    // IMessageAttachment interface
 
    virtual FArchive* CreateReader() override
    {
        return IFileManager::Get().CreateFileReader(*Filename);
    }
 
private:
 
    bool AutoDeleteFile;
 
    FString Filename;
};