1 files changed, 105 insertions, 0 deletions
diff --git a/Minecraft.Server/Common/AccessStorageUtils.h b/Minecraft.Server/Common/AccessStorageUtils.h
new file mode 100644
index 00000000..c5d3477c
--- /dev/null
+++ b/Minecraft.Server/Common/AccessStorageUtils.h
@@ -0,0 +1,105 @@
+#pragma once
+
+#include "FileUtils.h"
+#include "StringUtils.h"
+
+#include "..\vendor\nlohmann\json.hpp"
+
+#include <stdio.h>
+
+namespace ServerRuntime
+{
+	namespace AccessStorageUtils
+	{
+		inline bool IsRegularFile(const std::string &path)
+		{
+			const std::wstring widePath = StringUtils::Utf8ToWide(path);
+			if (widePath.empty())
+			{
+				return false;
+			}
+
+			const DWORD attributes = GetFileAttributesW(widePath.c_str());
+			return (attributes != INVALID_FILE_ATTRIBUTES) && ((attributes & FILE_ATTRIBUTE_DIRECTORY) == 0);
+		}
+
+		inline bool EnsureJsonListFileExists(const std::string &path)
+		{
+			return IsRegularFile(path) || FileUtils::WriteTextFileAtomic(path, "[]\n");
+		}
+
+		inline bool TryGetStringField(const nlohmann::ordered_json &object, const char *key, std::string *outValue)
+		{
+			if (key == nullptr || outValue == nullptr || !object.is_object())
+			{
+				return false;
+			}
+
+			const auto it = object.find(key);
+			if (it == object.end() || !it->is_string())
+			{
+				return false;
+			}
+
+			*outValue = it->get<std::string>();
+			return true;
+		}
+
+		inline std::string NormalizeXuid(const std::string &xuid)
+		{
+			const std::string trimmed = StringUtils::TrimAscii(xuid);
+			if (trimmed.empty())
+			{
+				return "";
+			}
+
+			unsigned long long numericXuid = 0;
+			if (StringUtils::TryParseUnsignedLongLong(trimmed, &numericXuid))
+			{
+				if (numericXuid == 0ULL)
+				{
+					return "";
+				}
+
+				char buffer[32] = {};
+				sprintf_s(buffer, sizeof(buffer), "0x%016llx", numericXuid);
+				return buffer;
+			}
+
+			return StringUtils::ToLowerAscii(trimmed);
+		}
+
+		inline std::string BuildPathFromBaseDirectory(const std::string &baseDirectory, const char *fileName)
+		{
+			if (fileName == nullptr || fileName[0] == 0)
+			{
+				return "";
+			}
+
+			const std::wstring wideFileName = StringUtils::Utf8ToWide(fileName);
+			if (wideFileName.empty())
+			{
+				return "";
+			}
+
+			if (baseDirectory.empty() || baseDirectory == ".")
+			{
+				return StringUtils::WideToUtf8(wideFileName);
+			}
+
+			const std::wstring wideBaseDirectory = StringUtils::Utf8ToWide(baseDirectory);
+			if (wideBaseDirectory.empty())
+			{
+				return StringUtils::WideToUtf8(wideFileName);
+			}
+
+			const wchar_t last = wideBaseDirectory[wideBaseDirectory.size() - 1];
+			if (last == L'\\' || last == L'/')
+			{
+				return StringUtils::WideToUtf8(wideBaseDirectory + wideFileName);
+			}
+
+			return StringUtils::WideToUtf8(wideBaseDirectory + L"\\" + wideFileName);
+		}
+	}
+}