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/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com. */
#include <engine/config.h>
#include <engine/storage.h>
#include <engine/shared/config.h>
CConfiguration g_Config;
class CConfig : public IConfig
{
IStorage *m_pStorage;
IOHANDLE m_ConfigFile;
struct CCallback
{
SAVECALLBACKFUNC m_pfnFunc;
void *m_pUserData;
};
enum
{
MAX_CALLBACKS = 16
};
CCallback m_aCallbacks[MAX_CALLBACKS];
int m_NumCallbacks;
void EscapeParam(char *pDst, const char *pSrc, int size)
{
for(int i = 0; *pSrc && i < size - 1; ++i)
{
if(*pSrc == '"' || *pSrc == '\\') // escape \ and "
*pDst++ = '\\';
*pDst++ = *pSrc++;
}
*pDst = 0;
}
public:
CConfig()
{
m_ConfigFile = 0;
m_NumCallbacks = 0;
}
virtual void Init()
{
m_pStorage = Kernel()->RequestInterface<IStorage>();
Reset();
}
virtual void Reset()
{
#define MACRO_CONFIG_INT(Name,ScriptName,def,min,max,flags,desc) g_Config.m_##Name = def;
#define MACRO_CONFIG_STR(Name,ScriptName,len,def,flags,desc) str_copy(g_Config.m_##Name, def, len);
#define MACRO_CONFIG_INT_ACCESSLEVEL(Name,ScriptName,def,min,max,flags,desc,accessLevel) g_Config.m_##Name = def;
#define MACRO_CONFIG_STR_ACCESSLEVEL(Name,ScriptName,len,def,flags,desc,accessLevel) str_copy(g_Config.m_##Name, def, len);
#include "config_variables.h"
#undef MACRO_CONFIG_INT
#undef MACRO_CONFIG_STR
#undef MACRO_CONFIG_INT_ACCESSLEVEL
#undef MACRO_CONFIG_STR_ACCESSLEVEL
}
virtual void RestoreStrings()
{
#define MACRO_CONFIG_INT(Name,ScriptName,def,min,max,flags,desc) // nop
#define MACRO_CONFIG_STR(Name,ScriptName,len,def,flags,desc) if(!g_Config.m_##Name[0] && def[0]) str_copy(g_Config.m_##Name, def, len);
#define MACRO_CONFIG_INT_ACCESSLEVEL(Name,ScriptName,def,min,max,flags,desc,accessLevel) // nop
#define MACRO_CONFIG_STR_ACCESSLEVEL(Name,ScriptName,len,def,flags,desc,accessLevel) if(!g_Config.m_##Name[0] && def[0]) str_copy(g_Config.m_##Name, def, len);
#include "config_variables.h"
#undef MACRO_CONFIG_INT
#undef MACRO_CONFIG_STR
#undef MACRO_CONFIG_INT_ACCESSLEVEL
#undef MACRO_CONFIG_STR_ACCESSLEVEL
}
virtual void Save()
{
if(!m_pStorage)
return;
m_ConfigFile = m_pStorage->OpenFile("settings.cfg", IOFLAG_WRITE, IStorage::TYPE_SAVE);
if(!m_ConfigFile)
return;
char aLineBuf[1024*2];
char aEscapeBuf[1024*2];
#define MACRO_CONFIG_INT(Name,ScriptName,def,min,max,flags,desc) if((flags)&CFGFLAG_SAVE){ str_format(aLineBuf, sizeof(aLineBuf), "%s %i", #ScriptName, g_Config.m_##Name); WriteLine(aLineBuf); }
#define MACRO_CONFIG_STR(Name,ScriptName,len,def,flags,desc) if((flags)&CFGFLAG_SAVE){ EscapeParam(aEscapeBuf, g_Config.m_##Name, sizeof(aEscapeBuf)); str_format(aLineBuf, sizeof(aLineBuf), "%s \"%s\"", #ScriptName, aEscapeBuf); WriteLine(aLineBuf); }
#define MACRO_CONFIG_INT_ACCESSLEVEL(Name,ScriptName,def,min,max,flags,desc,accessLevel) if((flags)&CFGFLAG_SAVE){ str_format(aLineBuf, sizeof(aLineBuf), "%s %i", #ScriptName, g_Config.m_##Name); WriteLine(aLineBuf); }
#define MACRO_CONFIG_STR_ACCESSLEVEL(Name,ScriptName,len,def,flags,desc,accessLevel) if((flags)&CFGFLAG_SAVE){ EscapeParam(aEscapeBuf, g_Config.m_##Name, sizeof(aEscapeBuf)); str_format(aLineBuf, sizeof(aLineBuf), "%s \"%s\"", #ScriptName, aEscapeBuf); WriteLine(aLineBuf); }
#include "config_variables.h"
#undef MACRO_CONFIG_INT
#undef MACRO_CONFIG_STR
#undef MACRO_CONFIG_INT_ACCESSLEVEL
#undef MACRO_CONFIG_STR_ACCESSLEVEL
for(int i = 0; i < m_NumCallbacks; i++)
m_aCallbacks[i].m_pfnFunc(this, m_aCallbacks[i].m_pUserData);
io_close(m_ConfigFile);
m_ConfigFile = 0;
}
virtual void RegisterCallback(SAVECALLBACKFUNC pfnFunc, void *pUserData)
{
dbg_assert(m_NumCallbacks < MAX_CALLBACKS, "too many config callbacks");
m_aCallbacks[m_NumCallbacks].m_pfnFunc = pfnFunc;
m_aCallbacks[m_NumCallbacks].m_pUserData = pUserData;
m_NumCallbacks++;
}
virtual void WriteLine(const char *pLine)
{
if(!m_ConfigFile)
return;
io_write(m_ConfigFile, pLine, str_length(pLine));
io_write_newline(m_ConfigFile);
}
};
IConfig *CreateConfig() { return new CConfig; }
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