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common/ConfigManager.h

@@ -0,0 +1,110 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#ifndef CONFIGMANAGER_H
+#define CONFIGMANAGER_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "KeyValues.h"
+#include "utlvector.h"
+#include "filesystem_init.h"
+
+
+// See filesystem_init for the vconfig registry values.
+
+
+#define	TOKEN_GAMES				"Games"
+#define	TOKEN_GAME_DIRECTORY	"GameDir"
+#define	TOKEN_TOOLS				"Tools"
+
+struct defaultConfigInfo_t
+{
+	char	gameName[MAX_PATH];
+	char	gameDir[MAX_PATH];
+	char	FGD[MAX_PATH];
+	char	defaultPointEntity[MAX_PATH];
+	char	exeName[MAX_PATH];
+	int		steamAppID;
+};
+
+enum eSDKEpochs
+{
+	HL2 = 1,
+	EP1 = 2,
+	EP2 = 3,
+	SP2009 = 4,
+	MP2009 = 5,
+};
+
+extern defaultConfigInfo_t *gDefaultConfigs[];
+
+class CGameConfigManager
+{
+public:
+
+	enum loadStatus_t
+	{
+		LOADSTATUS_NONE = 0,	// Configs were loaded with no error
+		LOADSTATUS_CONVERTED,	// GameConfig.txt did not exist and was created by converting GameCfg.INI
+		LOADSTATUS_CREATED,		// GameCfg.INI was not found, the system created the default configuration based on found GameInfo.txt resources
+		LOADSTATUS_ERROR,		// File was not loaded and was unable to perform the above fail-safe procedures
+	};
+
+			CGameConfigManager( void );
+			CGameConfigManager( const char *fileName );
+
+			~CGameConfigManager( void );
+
+	bool	LoadConfigs( const char *baseDir = NULL );
+	bool	SaveConfigs( const char *baseDir = NULL );
+	bool	ResetConfigs( const char *baseDir = NULL );
+	
+	int		GetNumConfigs( void );
+
+	KeyValues	*GetGameBlock( void );
+	KeyValues	*GetGameSubBlock( const char *keyName );
+	bool		GetDefaultGameBlock( KeyValues *pIn );
+
+	bool	IsLoaded( void ) const { return m_pData != NULL; }
+
+	bool	WasConvertedOnLoad( void ) const { return m_LoadStatus == LOADSTATUS_CONVERTED; }
+	bool	WasCreatedOnLoad( void ) const { return m_LoadStatus == LOADSTATUS_CREATED; }
+	
+	bool	AddDefaultConfig( const defaultConfigInfo_t &info, KeyValues *out, const char *rootDirectory, const char *gameExeDir );
+
+	void	SetBaseDirectory( const char *pDirectory );
+
+	void	GetRootGameDirectory( char *out, size_t outLen, const char *rootDir );
+
+	const char *GetRootDirectory( void );
+	void	SetSDKEpoch( eSDKEpochs epoch ) { m_eSDKEpoch = epoch; };
+
+private:
+
+	void	GetRootContentDirectory( char *out, size_t outLen, const char *rootDir );
+
+	const char *GetBaseDirectory( void );
+	const char *GetIniFilePath( void );
+
+	bool	LoadConfigsInternal( const char *baseDir, bool bRecursiveCall );
+	void	UpdateConfigsInternal( void );
+	void	VersionConfig( void );
+	bool	IsConfigCurrent( void );
+
+	bool	ConvertGameConfigsINI( void );
+	bool	CreateAllDefaultConfigs( void );
+	bool	IsAppSubscribed( int nAppID );
+
+	loadStatus_t	m_LoadStatus;	// Holds various state about what occured while loading
+	KeyValues		*m_pData;		// Data as read from configuration file
+	char			m_szBaseDirectory[MAX_PATH];	// Default directory
+	eSDKEpochs		m_eSDKEpoch;    // Holds the "working version" of the SDK for times when we need to create an older set of game configurations.
+									// This is required now that the SDK is deploying the tools for both the latest and previous versions of the engine.
+};
+
+#endif // CONFIGMANAGER_H