ZiPoNz-Codes - Version 1

//ZiPoNz codes system - © 2012
#include "a_samp"
#include "DOF"
    #pragma unused DOF2_Exit
#define CodesFile       "Codes.ini"
#define CodesDialog     981
new letters[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
enum PCode
{
    bool:CarJump, bool:VSpeed, bool:Jetpack
}
new PlayerCode[MAX_PLAYERS][PCode];
public OnFilterScriptInit()
{
    if(!DOF2_FileExists(CodesFile)) DOF2_CreateFile(CodesFile);
    return true;
}
public OnPlayerCommandText(playerid, cmdtext[])
{
    new cmd[128], idx;
    cmd = strtok(cmdtext, idx);
    if(!strcmp(cmdtext, "/createcode", true))
    {
        if(!IsPlayerAdmin(playerid)) return SendClientMessage(playerid, 0xFFFFFF00, "[Error] Your'e not administrator.");
        return ShowPlayerDialog(playerid, CodesDialog, DIALOG_STYLE_INPUT, "Creating codes in the server.", "Please write the type {ffffff}number{a9c4e4} of this code.\n\r\n\r1. Money.\n\r2. Randomally weapon\n\r3. Car jump\n\r4. Vehicle speed\n\r5. Jetpack\n\r\n\rThis codes system created by ZiPoNz.", "Create", "Cancel");
    }
    if(!strcmp(cmd, "/code", true))
    {
        new string[164];
        cmd = strtok(cmdtext, idx);
        if(!strlen(cmd)) return SendClientMessage(playerid, 0xFFFFFF00, "[Command] Type /code [Code text]");
        if(!DOF2_IsSet(CodesFile, cmd)) return SendClientMessage(playerid, 0xFFFFFF00, "[Error] This code isn't exists.");
        switch(DOF2_GetInt(CodesFile, cmd))
        {
            case 1: GivePlayerMoney(playerid, random(20000));
            case 2: GivePlayerWeapon(playerid, random(36), 500);
            case 3: PlayerCode[playerid][CarJump] = true;
            case 4: PlayerCode[playerid][VSpeed] = true;
            case 5: PlayerCode[playerid][Jetpack] = true, SetPlayerSpecialAction(playerid, 2);
        }
        new PName[24];
        GetPlayerName(playerid, PName, 24);
        format(string, 128, "The player %s has been won the code %s, the prize is: %s.", PName, cmd, IsCodeType(DOF2_GetInt(CodesFile, cmd)));
        SendClientMessageToAll(0xFFFFFF00, string);
        return DOF2_Unset(CodesFile, cmd), DOF2_SaveFile();
    }
    return false;
}
public OnPlayerSpawn(playerid)
{
    if(PlayerCode[playerid][Jetpack]) SetPlayerSpecialAction(playerid, 2);
    return true;
}
public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
    if(newkeys & KEY_SUBMISSION && PlayerCode[playerid][CarJump])
    {
        new Float:Pos[3];
        GetVehicleVelocity(GetPlayerVehicleID(playerid),Pos[0], Pos[1], Pos[2]);
        SetVehicleVelocity(GetPlayerVehicleID(playerid),Pos[0], Pos[1], Pos[2]+0.2);
    }
    if(newkeys & KEY_FIRE && PlayerCode[playerid][VSpeed])
    {
        new Float:Pos[5];
        GetVehicleVelocity(GetPlayerVehicleID(playerid), Pos[0], Pos[1], Pos[2]);
        Pos[3] = floatsqroot(Pos[0]*Pos[0] + Pos[1]*Pos[1] + Pos[2]*Pos[2]);
        if(Pos[3] > 0)
        {
            Pos[4] = ((50 + Pos[3] * 100) / (Pos[3] * 100));
            return SetVehicleVelocity(GetPlayerVehicleID(playerid),Pos[0]*Pos[4],Pos[1]*Pos[4],Pos[2]*Pos[4]);
        }
    }
    return true;
}
public OnDialogResponse(playerid, dialogid, response, listitem, inputtext[])
{
    switch(dialogid)
    {
        case CodesDialog:
        {
            if(!response) return true;
            new code[15], string[128];
            search:
            for(new i; i < 9; i++)
            {
                code[i] = letters[rand(0, sizeof(letters) - 1)];
            }
            if(DOF2_IsSet(CodesFile, code)) goto search;
            DOF2_SetInt(CodesFile, code, strval(inputtext));
            DOF2_SaveFile();
            format(string, 128, "The code is: %s.\n\rThe code type is: %s(%d).", code, IsCodeType(strval(inputtext)), strval(inputtext));
            ShowPlayerDialog(playerid, 999, DIALOG_STYLE_MSGBOX, "Code created successfuly.", string, "Close", "");
            format(string, 128, "Code has been created in the system, the code is: %s.", code);
            SendClientMessageToAll(0xFFFFFF00, string);
        }
    }
    return true;
}
stock IsCodeType(type)
{
    new codename[30];
    switch(type)
    {
        case 1: codename = "Money";
        case 2: codename = "Rand. weapon";
        case 3: codename = "Car jump";
        case 4: codename = "Vehicle speed";
        case 5: codename = "Jetpack";
    }
    return codename;
}
strtok(const string[], &index)
{
    new length = strlen(string);
    while ((index < length) && (string[index] <= ' ')) index++;
    new offset = index, result[20];
    while ((index < length) && (string[index] > ' ') && ((index - offset) < (sizeof(result) - 1)))
    {
        result[index - offset] = string[index];
        index++;
    }
    result[index - offset] = EOS;
    return result;
}
rand(min, max) return random(max - min) + min;