Помогите с плагином

#include <amxmodx>
#include <amxmisc>
#include <amxconst>
#include <fun>
#include <regex>

new const PLUGIN[]  = "blablabla"
new const VERSION[] = "100.500"
new const AUTHOR[]  = "c-s.net.ua"

new pcvar_dp_r_id_provider;

public plugin_init()
{
    register_plugin(PLUGIN, VERSION, AUTHOR);
    pcvar_dp_r_id_provider = get_cvar_pointer ("dp_r_id_provider");    // Dproto interface.
}


public client_authorized(id)
{
check_client_type(id);
}


check_client_type(id)
{
    new authprov = get_pcvar_num(pcvar_dp_r_id_provider);

    if (authprov == DP_AUTH_STEAM)
    {
        /// свой код сюда, не забудь сделать проверку прав, а то у админов будет права отбирать
    }

    return PLUGIN_CONTINUE;
}

    stock bool:is_user_steam(id)
    {
            static dp_pointer;
    
            if (dp_pointer || (dp_pointer = get_cvar_pointer("dp_r_id_provider")))
            {
                    server_cmd("dp_clientinfo %d", id);
                    server_exec();
                    return (get_pcvar_num(dp_pointer) == 2) ? true : false;
            }
            
            return false;
    }
    
    stock bool:get_user_authid_mode(id)
    {
            static dp_pointer;
            
            if (dp_pointer || (dp_pointer = get_cvar_pointer("dp_r_id_provider")))
            {
                    server_cmd("dp_clientinfo %d", id);
                    server_exec();
                    return get_pcvar_num(dp_pointer);
            }
            
            return false;
    }
    
    stock bool:get_user_protocol(id)
    {
            static dp_protocol;
            
            if (dp_protocol || (dp_protocol = get_cvar_pointer("dp_r_protocol")))
            {
                    server_cmd("dp_clientinfo %d", id);
                    server_exec();
                    return get_pcvar_num(dp_protocol);
            }
            
            return false;
    }