From 88e9bc6e680856c81ee8b478b5251b4ae08a1f03 Mon Sep 17 00:00:00 2001
From: Unknown <Unknown@unknown.com>
Date: Fri, 9 Aug 2024 23:49:59 +0200
Subject: [PATCH] Added Localization for Cheat (Not finished for now)

---
 .../Localization/Localization.cpp             | 167 ++++++++++++++++++
 .../Localization/Localization.h               |  40 +++++
 2 files changed, 207 insertions(+)
 create mode 100644 EscapeTheBackroomsGUiTest/Localization/Localization.cpp
 create mode 100644 EscapeTheBackroomsGUiTest/Localization/Localization.h

diff --git a/EscapeTheBackroomsGUiTest/Localization/Localization.cpp b/EscapeTheBackroomsGUiTest/Localization/Localization.cpp
new file mode 100644
index 0000000..80c2854
--- /dev/null
+++ b/EscapeTheBackroomsGUiTest/Localization/Localization.cpp
@@ -0,0 +1,167 @@
+#include "Localization.h"
+
+enum FileEncoding_Text
+{
+	Unknown = -1,
+	UTF8,
+	UTF16_LE,
+	UTF16_BE,
+	UTF32_LE,
+	UTF32_BE
+};
+
+namespace Localization
+{
+	std::filesystem::path mainpath;
+
+	FileEncoding_Text GetFileTypeEncoding(std::vector<unsigned char>& Data)
+	{
+		if (Data.size() < 4)
+			return Unknown;
+		
+		if (Data[0] == (char)0xEF && Data[1] == (char)0xBB && Data[2] == (char)0xBF)
+			return UTF8;
+
+		else if (Data[0] == (char)0xFF && Data[1] == (char)0xFE) {
+			if (Data.size() >= 4 && Data[2] == (char)0x00 && Data[3] == (char)0x00)
+				return UTF32_LE;
+
+
+			return UTF16_LE;
+		}
+		else if (Data[0] == (char)0xFE && Data[1] == (char)0xFF) {
+			if (Data.size() >= 4 && Data[2] == (char)0x00 && Data[3] == (char)0x00)
+				return UTF32_BE;
+
+
+			return UTF16_BE;
+		}
+
+		return Unknown;
+	}
+
+	bool ProcessLocalization(std::vector<unsigned char>& Data, std::vector<std::wstring>& OutData)
+	{
+		FileEncoding_Text encoding = GetFileTypeEncoding(Data);
+
+		switch (encoding)
+		{
+		case Unknown:
+#ifdef DEBUG
+			std::cout << "Invalid File was passed!\n";
+#endif
+			return false;
+			break;
+
+		case UTF8:
+		{
+			bool storingStringCurrently = false;
+			std::wstring stringToStore = L"";
+
+			for (size_t i = 3; i < Data.size(); i++)
+			{
+				if (Data[i] == L'"')
+				{
+					if (storingStringCurrently)
+						OutData.push_back(stringToStore);
+
+					storingStringCurrently = !storingStringCurrently;
+					stringToStore = L"";
+				}
+				else
+				{
+					stringToStore += Data[i];
+				}
+			}
+		}
+			break;
+			/*
+		case UTF16_LE:
+			break;
+		case UTF16_BE:
+			break;
+		case UTF32_LE:
+			break;
+		case UTF32_BE:
+			break;*/
+
+		default:
+			//Non Implemented Type was passed dont process
+#ifdef DEBUG
+			std::cout << "Non Implemented Type was passed!\n";
+#endif
+
+			return false;
+			break;
+		}
+	}
+
+	bool LoadLocalization(std::filesystem::path File, std::string language)
+	{
+		//todo: 1. Find Certain language file, 2.Load File XDDDDDDD, 3. Parse Bytes to Processing func
+		localizationMap.clear();
+
+
+		std::ifstream localFile(File, std::ios::binary);
+
+		if (!localFile.is_open())
+			return false;
+
+		localFile.seekg(0, std::ios::end);
+		auto ByteNumb = localFile.tellg(); 
+		localFile.seekg(0, std::ios::beg);
+
+		if (ByteNumb > FileSizeLimit) return false; //if Bigger than allowed File Size, return false and handle this
+
+		std::vector<unsigned char> data(ByteNumb);
+		std::vector<std::wstring> outData;
+
+		if (!ProcessLocalization(data, outData))
+			return false;
+
+		//Quick check for Format
+		float Size_ = (outData.size() / 2);
+		int Size__ = Size_;
+
+		if (Size__ != Size_) //has to be an even number 
+			return false;
+
+		for (size_t i = 0; i <= Size__; i++)
+		{
+			auto hash_key = Hash_String_Func(outData[i]);
+
+			if(localizedInstances.find(hash_key) != localizedInstances.end())
+				localizationMap.emplace(std::make_pair(hash_key, outData[i + 1]));
+#ifndef DEBUG
+			else
+			{
+				std::wcout << "Hashed Key: " << outData[i] << " wasnt Found!\n";
+			}
+#endif
+
+		}
+	}
+
+	void RemoveLocalizer(TextLocalized* instance)
+	{
+		auto it_ = localizedInstances.find(instance->GetHashedKey());
+
+		if (it_ != localizedInstances.end())
+		{
+			localizedInstances.erase(it_);
+		}
+	}
+}
+
+TextLocalized::TextLocalized(std::wstring Key)
+{
+	this->hashedKeyName = Hash_String_Func(Key);
+	this->localizedOut = L"";
+
+	Localization::localizedInstances.emplace(std::make_pair(hashedKeyName, this));
+}
+
+TextLocalized::~TextLocalized()
+{
+	Localization::RemoveLocalizer(this);
+}
\ No newline at end of file
diff --git a/EscapeTheBackroomsGUiTest/Localization/Localization.h b/EscapeTheBackroomsGUiTest/Localization/Localization.h
new file mode 100644
index 0000000..5c1c2c1
--- /dev/null
+++ b/EscapeTheBackroomsGUiTest/Localization/Localization.h
@@ -0,0 +1,40 @@
+#pragma once
+
+#include <string>
+#include <vector>
+#include <filesystem>
+#include <iostream>
+#include <fstream>
+#include <unordered_map>
+
+#define FileSizeLimit 100000000 //100mb. More than this will be ignored.
+                                //if you wanna load some thats bigger than this then change the Size Limit
+#define FileType "loc"
+#define LocalizationPath  R"(C:/EscapeInternal/Localization)";
+
+class TextLocalized;
+typedef size_t Hash;
+
+std::hash<std::wstring> Hash_String_Func;
+
+namespace Localization
+{
+	inline std::unordered_map<Hash, TextLocalized*> localizedInstances;
+	inline std::unordered_map<Hash, std::wstring> localizationMap;
+
+	bool LoadLocalization(std::filesystem::path File, std::string language); //if fails switch to Embeded Localization
+}
+
+class TextLocalized
+{
+private:
+	std::wstring localizedOut;
+	Hash hashedKeyName;
+
+public:
+	constexpr std::wstring GetLocalizedText() const { return localizedOut; };
+	constexpr Hash GetHashedKey() const { return hashedKeyName; };
+
+	TextLocalized(std::wstring Key);
+	~TextLocalized();
+};
\ No newline at end of file