Handle_t ConVarManager::FindConVar(const char *name)
{
ConVar *pConVar = NULL;
ConVarInfo *pInfo;
Handle_t hndl;
/* Check convar cache to find out if we already have a handle */
if (convar_cache_lookup(name, &pInfo))
{
return pInfo->handle;
}
/* Couldn't find it in cache, so search for it */
pConVar = icvar->FindVar(name);
/* If it doesn't exist, then return an invalid handle */
if (!pConVar)
{
return BAD_HANDLE;
}
/* Create and initialize ConVarInfo structure */
pInfo = new ConVarInfo();
pInfo->sourceMod = false;
pInfo->pChangeForward = NULL;
pInfo->pVar = pConVar;
/* If we don't have a handle, then create a new one */
hndl = handlesys->CreateHandle(m_ConVarType, pInfo, NULL, g_pCoreIdent, NULL);
if (hndl == BAD_HANDLE)
{
delete pInfo;
return BAD_HANDLE;
}
pInfo->handle = hndl;
/* Insert struct into our caches */
m_ConVars.push_back(pInfo);
convar_cache.insert(name, pInfo);
TrackConCommandBase(pConVar, this);
return hndl;
}
Handle_t ConVarManager::CreateConVar(IPluginContext *pContext, const char *name, const char *defaultVal, const char *description, int flags, bool hasMin, float min, bool hasMax, float max)
{
ConVar *pConVar = NULL;
ConVarInfo *pInfo = NULL;
Handle_t hndl = 0;
/* Find out if the convar exists already */
pConVar = icvar->FindVar(name);
/* If the convar already exists... */
if (pConVar)
{
/* Add convar to plugin's list */
AddConVarToPluginList(pContext, pConVar);
/* First find out if we already have a handle to it */
if (convar_cache_lookup(name, &pInfo))
{
return pInfo->handle;
}
else
{
/* Create and initialize ConVarInfo structure */
pInfo = new ConVarInfo();
pInfo->sourceMod = false;
pInfo->pChangeForward = NULL;
pInfo->pVar = pConVar;
/* If we don't, then create a new handle from the convar */
hndl = handlesys->CreateHandle(m_ConVarType, pInfo, NULL, g_pCoreIdent, NULL);
if (hndl == BAD_HANDLE)
{
delete pInfo;
return BAD_HANDLE;
}
pInfo->handle = hndl;
/* Insert struct into caches */
m_ConVars.push_back(pInfo);
convar_cache.insert(name, pInfo);
TrackConCommandBase(pConVar, this);
return hndl;
}
}
/* Prevent creating a convar that has the same name as a console command */
if (FindCommand(name))
{
return BAD_HANDLE;
}
/* Create and initialize ConVarInfo structure */
pInfo = new ConVarInfo();
pInfo->handle = hndl;
pInfo->sourceMod = true;
pInfo->pChangeForward = NULL;
/* Create a handle from the new convar */
hndl = handlesys->CreateHandle(m_ConVarType, pInfo, NULL, g_pCoreIdent, NULL);
if (hndl == BAD_HANDLE)
{
delete pInfo;
return BAD_HANDLE;
}
pInfo->handle = hndl;
/* Hardening: remove NOTIFY from any convar plugins attempt to create */
flags &= ~FCVAR_NOTIFY;
/* Since an existing convar (or concmd with the same name) was not found , now we can finally create it */
pConVar = new ConVar(sm_strdup(name), sm_strdup(defaultVal), flags, sm_strdup(description), hasMin, min, hasMax, max);
pInfo->pVar = pConVar;
/* Add convar to plugin's list */
AddConVarToPluginList(pContext, pConVar);
/* Insert struct into caches */
m_ConVars.push_back(pInfo);
convar_cache.insert(name, pInfo);
return hndl;
}