Block team change

/* Plugin generated by AMXX-Studio */

#include <amxmodx>
#include <cstrike>

#define PLUGIN "Block team change"
#define VERSION "1.0"
#define AUTHOR "GaMeR FoReVeR"

new cvar_admin;
new CsTeams:pTeam[33];

public plugin_init()
{
    register_plugin(PLUGIN, VERSION, AUTHOR);

    register_clcmd("say /spec", "CmdSpec");
    register_clcmd("say /back", "CmdBack");
    register_clcmd("chooseteam", "BlockChange");
    register_clcmd("jointeam", "BlockChange");

    cvar_admin = register_cvar("btc_admin_spec", "1");
}

public BlockChange(id)
{
    if(cs_get_user_team(id) == CS_TEAM_UNASSIGNED)
        return PLUGIN_CONTINUE;

    client_print(id, print_center, "Nije dozvoljeno menjati tim");
    return PLUGIN_HANDLED;
}

public CmdSpec(id)
{
    if(!is_user_connected(id) || is_user_bot(id) || cs_get_user_team(id) == CS_TEAM_SPECTATOR)
        return PLUGIN_HANDLED;

    if(get_pcvar_num(cvar_admin) !=0)
    {
        if(get_user_flags(id) && ADMIN_LEVEL_B)
        {
            pTeam[id] = cs_get_user_team(id);

            cs_set_user_team(id, CS_TEAM_SPECTATOR);
            user_silentkill(id);
        }
    }
    else
    {
        pTeam[id] = cs_get_user_team(id);

        cs_set_user_team(id, CS_TEAM_SPECTATOR);
        user_silentkill(id);
    }

    return PLUGIN_CONTINUE;
}

public CmdBack(id)
{
    if(!is_user_connected(id) || is_user_bot(id) || cs_get_user_team(id) != CS_TEAM_SPECTATOR)
        return PLUGIN_HANDLED;

    cs_set_user_team(id, pTeam[id]);
    return PLUGIN_CONTINUE;
}