public int SteamWorks_OnClientGroupStatus(int authid, int groupid, bool isMember, bool isOfficer)
{

	int client = GetUserFromAuthID(authid);

	if (client == -1)
	{
		return -1;
	}

	if(isMember || isOfficer)
	{
		b_InGroup[client] = true;
		return 1;
	}
	return -1;
}

public int GetUserFromAuthID(int authid)
{
	for (int i = 1; i <= MaxClients; i++)
	{
		if(IsClientInGame(i)) {
			char charauth[64];
			GetClientAuthId(i, AuthId_Steam3, charauth, sizeof(charauth));

			char charauth2[64];
			IntToString(authid, charauth2, sizeof(charauth2));

			if(StrContains(charauth, charauth2, false) > -1)
			{
				return i;
			}
		}
	}

	return -1;
}

public Action Cmd_CheckGroup(int client, int args)
{
	if(!IsClientInGame(client))
		return Plugin_Handled;

	if (IsClientJoinedGroup(client))
	{
		PrintToChat(client, " \x10[\x09pŠ\x10] \x05You are a community member!!");
	}
	else {
		PrintToChat(client, " \x10[\x09pŠ\x10] \x05You are not a community member.");
	}

	return Plugin_Handled;
}

bool IsClientJoinedGroup(int client) {
	if(b_InGroup[client])
		return true;

	return false;
}