/**
* Load a text file to an FString.
* Supports all combination of ANSI/Unicode files and platforms.
* @param Result string representation of the loaded file
* @param Filename name of the file to load
* @param VerifyFlags flags controlling the hash verification behavior ( see EHashOptions )
*/
bool FFileHelper::LoadFileToString( FString& Result, const TCHAR* Filename, uint32 VerifyFlags )
{
FArchive* Reader = IFileManager::Get().CreateFileReader( Filename );
if( !Reader )
{
return 0;
}
int32 Size = Reader->TotalSize();
uint8* Ch = (uint8*)FMemory::Malloc(Size);
Reader->Serialize( Ch, Size );
bool Success = Reader->Close();
delete Reader;
BufferToString( Result, Ch, Size );
// handle SHA verify of the file
if( (VerifyFlags & EHashOptions::EnableVerify) && ( (VerifyFlags & EHashOptions::ErrorMissingHash) || FSHA1::GetFileSHAHash(Filename, NULL) ) )
{
// kick off SHA verify task. this frees the buffer on close
FBufferReaderWithSHA Ar( Ch, Size, true, Filename, false, true );
}
else
{
// free manually since not running SHA task
FMemory::Free(Ch);
}
return Success;
}
String Variant::ToString() const
{
switch (type_)
{
case VAR_INT:
return String(value_.int_);
case VAR_BOOL:
return String(value_.bool_);
case VAR_FLOAT:
return String(value_.float_);
case VAR_VECTOR2:
return (reinterpret_cast<const Vector2*>(&value_))->ToString();
case VAR_VECTOR3:
return (reinterpret_cast<const Vector3*>(&value_))->ToString();
case VAR_VECTOR4:
return (reinterpret_cast<const Vector4*>(&value_))->ToString();
case VAR_QUATERNION:
return (reinterpret_cast<const Quaternion*>(&value_))->ToString();
case VAR_COLOR:
return (reinterpret_cast<const Color*>(&value_))->ToString();
case VAR_STRING:
return *(reinterpret_cast<const String*>(&value_));
case VAR_BUFFER:
{
const PODVector<unsigned char>& buffer = *(reinterpret_cast<const PODVector<unsigned char>*>(&value_));
String ret;
BufferToString(ret, buffer.Begin().ptr_, buffer.Size());
return ret;
}
case VAR_PTR:
// Pointer serialization not supported (convert to null)
return String(0);
case VAR_INTRECT:
return (reinterpret_cast<const IntRect*>(&value_))->ToString();
case VAR_INTVECTOR2:
return (reinterpret_cast<const IntVector2*>(&value_))->ToString();
default:
// VAR_RESOURCEREF, VAR_RESOURCEREFLIST, VAR_VARIANTVECTOR, VAR_VARIANTMAP
// Reference string serialization requires typehash-to-name mapping from the context. Can not support here
// Also variant map or vector string serialization is not supported. XML or binary save should be used instead
return String::EMPTY;
}
}
bool XMLElement::SetBuffer(const ea::string& name, const void* data, unsigned size)
{
ea::string dataStr;
BufferToString(dataStr, data, size);
return SetAttribute(name, dataStr);
}
void JSONValue::AddBuffer(const void* data, unsigned size)
{
String dataStr;
BufferToString(dataStr, data, size);
AddString(dataStr);
}
void JSONValue::SetBuffer(const String& name, const void* data, unsigned size)
{
String dataStr;
BufferToString(dataStr, data, size);
SetString(name, dataStr);
}