SA-MP [FS] UnDrive-By 1.01

/*  SA-MP [FS] UnDrive-By
 *
 *      Version: 1.01
 *
 *  (c) Copyright 2013, AirKite
 *
 *  URL: http://forum.sa-mp.com/showthread.php?p=2324746
 */
#include <a_samp>

#define DOUBLE_CLICK_TIME 1500 // ms (tick)
#define REARMED_WEAPON_UPDATES 4 // count

new
    g_TickPushed[MAX_PLAYERS],
    g_Count[MAX_PLAYERS char],
    g_Weapon[MAX_PLAYERS char];

public OnFilterScriptInit() print("[FS] UnDrive-By Loaded!");
public OnFilterScriptExit() print("[FS] UnDrive-By Unloaded!");

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys) {
    if(newkeys & KEY_CROUCH && GetPlayerState(playerid) == PLAYER_STATE_PASSENGER) {
        new tick = GetTickCount();
        if(tick - g_TickPushed[playerid] < DOUBLE_CLICK_TIME) {
            g_Weapon[playerid] = GetPlayerWeapon(playerid);
            g_Count[playerid] = REARMED_WEAPON_UPDATES;
            ApplyAnimation(playerid,"PED","facanger",4.1,0,1,1,1,1);
            SetPlayerArmedWeapon(playerid, 0);
        }
        g_TickPushed[playerid] = tick;
    }
    return 1;
}

public OnPlayerUpdate(playerid) {
    if(g_Count[playerid]) {
        if(--g_Count[playerid] == 0) {
            SetPlayerArmedWeapon(playerid, g_Weapon[playerid]);
        }
    }
    return 1;
}