[SnG.Scot_MisCuDI]

new MusicOn[MAX_PLAYERS];

pawn Код:

CMD:music(playerid, params[])
{
    new string[128];
    if(!IsPlayerLoggedIn(playerid)) return SendClientMessage(playerid, COLOR_GREY, "You need to login first before using any command.");
    if(sscanf(params, "s[256]", params)) return SendClientMessage(playerid, COLOR_WHITE, "USAGE: /music [url]");
    if(!IsPlayerInAnyVehicle(playerid)) return SendClientMessage(playerid,0x00FF00AA,"You're not in a vehicle!");
    if(!strcmp(params, "stop", true, 4))
    {
        StopAudioStreamForPlayer(playerid);
        SendClientMessage(playerid, COLOR_LIGHTRED, " You have stopped listening to music.");
        MusicOn[playerid] = 0;
        return 1;
    }
    if(PlayerInfo[playerid][pAdmin] < 6) return SendClientMessage(playerid, COLOR_GREY, "You are not authorized to use this command.");
    format(string, sizeof(string), "AdmCmd: %s has started playing a song globally. ('/music stop' to stop listening)", RPN(playerid));
    SendClientMessageToAll(COLOR_LIGHTRED, string);
    foreach(Player, i)
    {
        PlayAudioStreamForPlayer(i, params);
        MusicOn[playerid] = 1;
    }
    return 1;
}

pawn Код:

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
    if(oldstate == PLAYER_STATE_ONFOOT && newstate == PLAYER_STATE_DRIVER || PLAYER_STATE_PASSENGER )
    {
        if(MusicOn[playerid] == 1) return PlayAudioStream(blah blah)
    }
    else if(oldstate == PLAYER_STATE_DRIVER || PLAYER_STATE_PASSENGER && newstate == PPLAYER_STATE_ONFOOT )
    {
        StopAudioStream(blah blah)
    }
    return 1;
}

Then on player disconnect or whenever do MusicOn[playerid] = 0;